Intel/WEC-Eng · Datasets at Hugging Face

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UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,662	Ivy	8	9,727	[ "In", "the", "wake", "of", "the", "successful", "detonation", "of", "the", "U.S", "'s", "first", "fusion", "device", ",", "codenamed", "''", "Ivy", "Mike", "''", "in", "1952", ",", "Stalin", "ordered", "Soviet", "scientists", "to", "build", "a", "comparabl...	[ 17, 18 ]	Igor Kurchatov
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,663	Ivy	8	9,728	[ "The", "term", "''", "vaporization", "''", "has", "also", "been", "used", "in", "a", "colloquial", "or", "hyperbolic", "way", "to", "refer", "to", "the", "physical", "destruction", "of", "an", "object", "that", "is", "exposed", "to", "intense", "heat", "or...	[ 71, 72 ]	Vaporization
UNK	test	11,022	test	NOUN	Ivy Mike	9,664	test	8	9,729	[ "A", "Russian-born", "Jewish", "inventor", ",", "now", "living", "in", "England", ",", "Samuel", "Petrukhin", ",", "is", "tasked", "with", "a", "secret", "mission", "by", "MI5", ".", "Samuel", "specialises", "in", "the", "development", "of", "hearing", "aids...	[ 58 ]	Summer of Rockets
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,665	Ivy	8	9,730	[ "The", "''", "Runt", "''", "TX-15", "device", "was", "a", "weaponized", "dry", "fusion", "bomb", ",", "using", "lithium", "deuteride", "fuel", "for", "the", "fusion", "stage", "of", "a", "staged", "fusion", "bomb", ",", "unlike", "the", "cryogenic", "liqui...	[ 35, 36 ]	Castle Romeo
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,666	Ivy	8	9,731	[ "Gold", "has", "been", "proposed", "as", "a", "material", "for", "creating", "a", "salted", "nuclear", "weapon", "(", "cobalt", "is", "another", ",", "better-known", "salting", "material", ")", ".", "A", "jacket", "of", "natural", "197Au", ",", "irradiated",...	[ 109, 110 ]	Gold-198
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,667	Ivy	8	9,732	[ "With", "Oppenheimer", "and", "Lilienthal", "removed", ",", "President", "Truman", "announced", "his", "decision", "to", "develop", "and", "produce", "the", "hydrogen", "bomb", ".", "The", "first", "test", "firing", "of", "an", "experimental", "H-bomb", "(", "...	[ 29, 30 ]	United States Atomic Energy Commission
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,668	Ivy	8	9,733	[ "The", "''", "George", "''", "test", "validated", "the", "principles", "which", "would", "be", "used", "for", "the", "first", "full-scale", "thermonuclear", "bomb", "test", ",", "''", "Ivy", "Mike", "''", ",", "one", "year", "later", ",", "on", "November",...	[ 21, 22 ]	Operation Greenhouse
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,669	Ivy	8	9,734	[ "In", "1952", ",", "the", "10.4-megaton", "Ivy", "Mike", "explosion", "was", "announced", "as", "the", "first", "hydrogen", "bomb", "test", ",", "reinforcing", "the", "idea", "that", "hydrogen", "bombs", "are", "a", "thousand", "times", "more", "powerful", "...	[ 5, 6 ]	Nuclear weapon design
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,670	Ivy	8	9,735	[ "Departing", "Japan", "on", "10", "October", "1952", ",", "''", "LST-827", "''", "was", "to", "perform", "another", "historic", "service", "to", "her", "country", "by", "operating", "with", "the", "units", "assigned", "to", "Ivy", "Mike", "—", "the", "firs...	[ 26, 27 ]	USS Hillsborough County (LST-827)
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,671	Ivy	8	9,736	[ "The", "first", "nuclear", "device", "was", "detonated", "as", "a", "test", "by", "the", "United", "States", "at", "the", "Trinity", "site", "on", "July", "16", ",", "1945", ",", "with", "a", "yield", "approximately", "equivalent", "to", "20", "kilotons", ...	[ 47, 48 ]	Nuclear weapons testing
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,672	Ivy	8	9,737	[ "Yet", "all", "the", "while", "Britain", "strove", "for", "independence", ",", "at", "the", "same", "time", "it", "sought", "interdependence", "in", "the", "form", "of", "a", "renewal", "of", "the", "Special", "Relationship", "with", "the", "United", "States...	[ 92, 93 ]	High Explosive Research
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,673	Ivy	8	9,738	[ "As", "the", "Mark", "13", "neared", "production", ",", "advances", "in", "thermonuclear", "weapon", "design", ",", "particularly", "the", "Ivy", "Mike", "thermonuclear", "test", "in", "November", "1952", ",", "made", "the", "Mark", "13", "obsolete", ".", "D...	[ 15, 16 ]	Mark 13 nuclear bomb
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,674	Ivy	8	9,739	[ "Marshall", "Glecker", "Holloway", "(", "November", "23", ",", "1912", "–", "June", "18", ",", "1991", ")", "was", "an", "American", "physicist", "who", "worked", "at", "the", "Los", "Alamos", "Laboratory", "during", "and", "after", "World", "War", "II", ...	[ 103, 104 ]	Marshall Holloway
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,675	Ivy	8	9,740	[ "Although", "Holloway", "had", "a", "well-earned", "reputation", "for", "his", "administrative", "ability", ",", "Bradbury", "'s", "decision", "to", "put", "him", "in", "charge", "was", "not", "popular", ",", "especially", "with", "Edward", "Teller", ".", "The...	[ 103, 104 ]	Marshall Holloway
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,676	Ivy	8	9,741	[ "Two", "weapons", "were", "detonated", "at", "the", "Enewetak", "Atoll", "as", "part", "of", "Operation", "Ivy", "in", "1952", ".", "One", "of", "them", ",", "Ivy", "King", ",", "was", "the", "largest", "pure-fission", "bomb", "ever", "detonated", ",", "...	[ 42, 43 ]	Pacific Proving Grounds
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,677	Ivy	8	9,742	[ "An", "\"", "Alarm", "Clock", "\"", "device", "is", "a", "\"", "dry", "\"", "fusion", "bomb", ",", "using", "lithium", "deuteride", "fuel", "for", "the", "fusion", "stage", "of", "a", "\"", "staged", "\"", "fusion", "bomb", ",", "unlike", "the", "cryog...	[ 38, 39 ]	Castle Union
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,678	Ivy	8	9,743	[ "Like", "the", "Ivy", "Mike", ",", "Castle", "Bravo", ",", "and", "Castle", "Romeo", "tests", ",", "a", "large", "percentage", "of", "the", "yield", "was", "produced", "by", "fast", "fission", "of", "the", "natural", "uranium", "tamper", ",", "which", "c...	[ 2, 3 ]	Castle Union
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,679	Ivy	8	9,744	[ "Applying", "the", "more", "detailed", "form", "of", "those", "calculations", "to", "the", "Ivy", "Mike", "device", "yields", "vaporized", "pusher", "gas", "expansion", "velocity", "of", "290", "kilometers", "per", "second", "and", "an", "implosion", "velocity",...	[ 10, 11 ]	Thermonuclear weapon
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,680	Ivy	8	9,745	[ "Richard", "Rhodes", "'", "book", "''", "Dark", "Sun", "''", "stated", "that", "a", "layer", "of", "plastic", "foam", "was", "fixed", "to", "the", "lead", "liner", "of", "the", "inside", "of", "the", "Ivy", "Mike", "steel", "casing", "using", "copper", ...	[ 26, 27 ]	Thermonuclear weapon
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,681	Ivy	8	9,746	[ "A", "number", "of", "possible", "variations", "to", "the", "weapon", "design", "have", "been", "proposed", ":", "Two", "special", "variations", "exist", "that", "will", "be", "discussed", "in", "a", "subsequent", "section", ":", "the", "cryogenically", "coole...	[ 35, 36 ]	Thermonuclear weapon
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,682	Ivy	8	9,747	[ "On", "November", "1", ",", "1952", ",", "the", "Teller", "–", "Ulam", "configuration", "was", "tested", "at", "full", "scale", "in", "the", "\"", "Ivy", "Mike", "\"", "shot", "at", "an", "island", "in", "the", "Enewetak", "Atoll", ",", "with", "a", ...	[ 19, 20 ]	Thermonuclear weapon
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,683	Ivy	8	9,748	[ "The", "first", "Sloika", "design", "test", ",", "RDS-6s", ",", "was", "detonated", "in", "1953", "with", "a", "yield", "equivalent", "to", "400", "kilotons", "of", "TNT", "(", "15", "–", "20", "%", "from", "fusion", ")", ".", "Attempts", "to", "use", ...	[ 52, 53 ]	Thermonuclear weapon
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,684	Ivy	8	9,749	[ "In", "his", "1995", "book", "''", "Dark", "Sun", ":", "The", "Making", "of", "the", "Hydrogen", "Bomb", "''", ",", "author", "Richard", "Rhodes", "describes", "in", "detail", "the", "internal", "components", "of", "the", "\"", "Ivy", "Mike", "\"", "''",...	[ 28, 29 ]	Thermonuclear weapon
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,685	Ivy	8	9,750	[ "On", "November", "1", ",", "1952", ",", "the", "Teller", "–", "Ulam", "configuration", "was", "tested", "in", "the", "\"", "Ivy", "Mike", "\"", "shot", "at", "an", "island", "in", "the", "Enewetak", "atoll", ",", "with", "a", "yield", "of", "10.4", ...	[ 16, 17 ]	History of the Teller–Ulam design
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,686	Ivy	8	9,751	[ "The", "discovery", "and", "synthesis", "of", "new", "chemical", "elements", "by", "nuclear", "transmutation", ",", "and", "their", "production", "in", "the", "necessary", "quantities", "to", "allow", "the", "studying", "of", "their", "properties", ",", "was", ...	[ 69, 70 ]	Peaceful nuclear explosion
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,687	Ivy	8	9,752	[ "From", "June", "1951", "to", "May", "1953", ",", "Hayward", "was", "head", "of", "the", "Military", "Applications", "Division", "of", "the", "Atomic", "Energy", "Commission", ",", "where", "he", "conducted", "atomic", "weapons", "laboratory", "work", "at", ...	[ 64, 65 ]	John T. Hayward
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,688	Ivy	8	9,753	[ "The", "Soviet", "Union", "developed", "their", "first", "nuclear", "bombs", "only", "a", "few", "years", "after", "the", "United", "States", ",", "undoubtedly", "aided", "by", "espionage", ".", "The", "USSR", "entered", "the", "nuclear", "age", "in", "1949"...	[ 83, 84 ]	Nuclear triad
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,689	Ivy	8	9,754	[ "Hadley", "was", "the", "narrator", "of", "several", "Department", "of", "Defense", "films", ":", "''", "Operation", "Ivy", "''", ",", "about", "the", "first", "hydrogen", "bomb", "test", ",", "Ivy", "Mike", ",", "\"", "Military", "Participation", "on", "T...	[ 23, 24 ]	Reed Hadley
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,690	Ivy	8	9,755	[ "The", "longest-lived", "isotope", "of", "curium", ",", "247Cm", ",", "has", "a", "half-life", "of", "15.6", "million", "years", ".", "Therefore", ",", "any", "primordial", "curium", ",", "that", "is", "curium", "present", "on", "the", "Earth", "during", "...	[ 123, 124 ]	Curium
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,691	Ivy	8	9,756	[ "The", "62-ton", "Ivy", "Mike", "device", "built", "by", "the", "United", "States", "and", "exploded", "on", "1", "November", "1952", ",", "was", "the", "first", "fully", "successful", "\"", "hydrogen", "bomb", "\"", "or", "thermonuclear", "bomb", ".", "In...	[ 2, 3 ]	Deuterium
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,692	Ivy	8	9,757	[ "Dean", "was", "appointed", "by", "President", "Harry", "S.", "Truman", "as", "one", "of", "the", "original", "Commissioners", "of", "the", "AEC", "in", "May", "1949", ",", "by", "which", "time", "McMahon", "had", "become", "Senator", "(", "in", "1944", ...	[ 202, 203 ]	Gordon Dean (lawyer)
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,693	Ivy	8	9,758	[ "The", "first", "thermonuclear", "bomb", ",", "Ivy", "Mike", ",", "used", "liquid", "deuterium", "(", "hydrogen-2", ")", ",", "for", "nuclear", "fusion" ]	[ 5, 6 ]	Liquid hydrogen
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,694	Ivy	8	9,759	[ "The", "extremely", "high", "yields", "of", "the", "Castle", "weapons", "caused", "concern", "within", "the", "AEC", "that", "potential", "damage", "to", "the", "limited", "infrastructure", "already", "established", "at", "Enewetak", "would", "delay", "other", "...	[ 48, 49 ]	Operation Castle
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,695	Ivy	8	9,760	[ "The", "larger", "portion", "of", "the", "total", "explosive", "yield", "in", "this", "design", "comes", "from", "the", "final", "fission", "stage", "fueled", "by", "238U", ",", "producing", "enormous", "amounts", "of", "radioactive", "fission", "products", "....	[ 42, 43 ]	Uranium-238
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,696	Ivy	8	9,761	[ "The", "first", "human-made", ",", "large-scale", "fusion", "reaction", "was", "the", "test", "of", "the", "hydrogen", "bomb", ",", "Ivy", "Mike", ",", "in", "1952", ".", "As", "part", "of", "the", "PACER", "project", ",", "it", "was", "once", "proposed"...	[ 15, 16 ]	Fusion power
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,697	Ivy	8	9,762	[ "The", "first", "successful", "man-made", "fusion", "device", "was", "the", "boosted", "fission", "weapon", "tested", "in", "1951", "in", "the", "Greenhouse", "Item", "test", ".", "This", "was", "followed", "by", "true", "fusion", "weapons", "in", "1952", "'...	[ 30, 31 ]	Fusion power
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,698	Ivy	8	9,763	[ "On", "1", "November", "1952", ",", "the", "United", "States", "tested", "their", "first", "\"", "hydrogen", "bomb", "\"", ",", "codenamed", "''", "Ivy", "Mike", "''", ".", "The", "design", "was", "based", "on", "the", "Teller", "–", "Ulam", "layout", ...	[ 18, 19 ]	RDS-37
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,699	Ivy	8	9,764	[ "The", "first", "hydrogen", "bomb", "test", ",", "code-named", "Ivy", "Mike", ",", "occurred", "in", "late", "1952", "as", "part", "of", "Operation", "Ivy", ";", "it", "vaporized", "the", "islet", "of", "Elugelab", ".", "This", "test", "included", "B-17", ...	[ 7, 8 ]	Enewetak Atoll
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,700	Ivy	8	9,765	[ "The", "device", "was", "called", "''", "'", "SHRIMP", "'", "''", "and", "had", "the", "same", "basic", "configuration", "(", "radiation", "implosion", ")", "as", "the", "''", "Ivy", "Mike", "''", "wet", "device", ",", "except", "with", "a", "different",...	[ 22, 23 ]	Castle Bravo
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,701	Ivy	8	9,766	[ "For", "kinetic", "energy", "at", "atmospheric", "entry", ",", "3.3", "Mt", "is", "equivalent", "to", "DF-4", ",", "9", "Mt", "is", "equivalent", "to", "Ivy", "Mike", "and", "15.6", "Mt", "is", "equivalent", "to", "Castle", "Bravo", ".", "For", "air", ...	[ 19, 20 ]	367943 Duende
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,702	Ivy	8	9,767	[ "In", "1955", "Edward", "Steichen", "selected", "Platnick", "'s", "picture", "of", "a", "slain", "soldier", "on", "Eniwetok", "for", "the", "world-touring", "Museum", "of", "Modern", "Art", "exhibition", "The", "Family", "of", "Man", "seen", "by", "9", "mill...	[ 145, 146 ]	Ray Platnick
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,703	Ivy	8	9,768	[ "From", "1946", "to", "1958", ",", "the", "early", "years", "of", "the", "Cold", "War", ",", "the", "United", "States", "tested", "67", "nuclear", "weapons", "at", "its", "Pacific", "Proving", "Grounds", "located", "in", "the", "Marshall", "Islands", ",", ...	[ 89, 90 ]	History of the Marshall Islands
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,704	Ivy	8	9,769	[ "Many", "things", "bear", "Fermi", "'s", "name", ".", "These", "include", "the", "Fermilab", "particle", "accelerator", "and", "physics", "lab", "in", "Batavia", ",", "Illinois", ",", "which", "was", "renamed", "in", "his", "honor", "in", "1974", ",", "and...	[ 110, 111 ]	Enrico Fermi
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,705	Ivy	8	9,770	[ "The", "first", "British", "atomic", "bomb", "was", "successfully", "tested", "in", "Operation", "Hurricane", "on", "3", "October", "1952", ",", "but", "although", "it", "was", "more", "advanced", "than", "the", "American", "bombs", "of", "1946", ",", "Brita...	[ 48, 49 ]	1958 US–UK Mutual Defence Agreement
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,706	Ivy	8	9,771	[ "For", "nuclear", "explosive", "devices", "where", "the", "fallout", "is", "not", "attainable", "or", "would", "be", "misleading", ",", "neutron", "activation", "analysis", "is", "often", "employed", "as", "the", "second", "most", "accurate", "method", ",", "w...	[ 43, 44 ]	Nuclear weapon yield
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,707	Ivy	8	9,772	[ "Where", "these", "data", "are", "not", "available", ",", "as", "in", "a", "number", "of", "cases", ",", "precise", "yields", "have", "been", "in", "dispute", ",", "especially", "when", "they", "are", "tied", "to", "questions", "of", "politics", ".", "Th...	[ 164, 165 ]	Nuclear weapon yield
UNK	test	11,022	first test	NOUN	Ivy Mike	9,708	test	8	9,774	[ "The", "United", "States", "Atomic", "Energy", "Commission", ",", "directed", "by", "David", "E.", "Lilienthal", "until", "1950", ",", "was", "in", "charge", "of", "designing", "and", "building", "nuclear", "weapons", "under", "a", "policy", "of", "full", "c...	[ 165, 166 ]	Presidency of Harry S. Truman
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,709	Ivy	8	9,775	[ "The", "next", "morning", "in", "Hagushi", "anchorage", ",", "''", "PC-598", "''", "received", "lube", "oil", ",", "fuel", "and", "fresh", "water", "from", "the", "tanker", "''", "Armadillo", "''", "and", "collected", "guard", "mail", "from", "''", "PCS-13...	[ 112, 113 ]	USS PC-598
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,710	Ivy	8	9,776	[ "In", "1952", ",", "a", "few", "weeks", "prior", "to", "the", "Ivy", "Mike", "(", "10.4", "megaton", ")", "bomb", "test", "on", "Elugelab", "island", ",", "there", "were", "concerns", "that", "the", "aerosols", "lifted", "by", "the", "explosion", "might"...	[ 9, 10 ]	Nuclear winter
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,711	Ivy	8	9,777	[ "In", "1920", ",", "Arthur", "Eddington", "suggested", "hydrogen-helium", "fusion", "could", "be", "the", "primary", "source", "of", "stellar", "energy", ".", "Quantum", "tunneling", "was", "discovered", "by", "Friedrich", "Hund", "in", "1929", ",", "and", "sh...	[ 157, 158 ]	Nuclear fusion
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,712	Ivy	8	9,778	[ "Following", "the", "Soviet", "Union", "'s", "successful", "nuclear", "test", "in", "August", "1949", ",", "the", "U.S.", "was", "considering", "a", "crash", "course", "to", "develop", "a", "hydrogen", "bomb", ".", "The", "AEC", "'s", "nine-member", "General...	[ 100, 101 ]	Henry DeWolf Smyth
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,713	Ivy	8	9,779	[ "In", "1951", "Wheeler", "obtained", "permission", "from", "Bradbury", "to", "set", "up", "a", "branch", "office", "of", "the", "Los", "Alamos", "laboratory", "at", "Princeton", ",", "known", "as", "Project", "Matterhorn", ",", "which", "had", "two", "parts"...	[ 144, 145 ]	John Archibald Wheeler
UNK	first	11,022	first	ADV	Ivy Mike	9,714	first	8	9,780	[ "It", "was", "discovered", "in", "the", "debris", "of", "the", "first", "hydrogen", "bomb", "explosion", "in", "1952", ",", "and", "named", "after", "Enrico", "Fermi", ",", "one", "of", "the", "pioneers", "of", "nuclear", "physics", ".", "Its", "chemistry"...	[ 8 ]	Fermium
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,715	Ivy	8	9,781	[ "Fermium", "was", "first", "discovered", "in", "the", "fallout", "from", "the", "'", "Ivy", "Mike", "'", "nuclear", "test", "(", "1", "November", "1952", ")", ",", "the", "first", "successful", "test", "of", "a", "hydrogen", "bomb", ".", "Initial", "exam...	[ 10, 11 ]	Fermium
UNK	test	11,022	Mike test	NOUN	Ivy Mike	9,716	test	8	9,782	[ "Much", "of", "Ford", "'s", "work", "was", "concerned", "with", "writing", "programs", "and", "doing", "calculations", "related", "to", "thermonuclear", "burning", ",", "first", "using", "human", "\"", "computers", "\"", "with", "desk", "calculators", ",", "th...	[ 87, 88 ]	Kenneth W. Ford
UNK	test	11,022	first successful test	NOUN	Ivy Mike	9,717	test	8	9,783	[ "The", "successful", "nuclear", "test", "of", "a", "British", "atomic", "bomb", "in", "Operation", "Hurricane", "in", "October", "1952", "represented", "an", "extraordinary", "scientific", "and", "technological", "achievement", ".", "Britain", "became", "the", "wo...	[ 71, 72, 73 ]	British hydrogen bomb programme
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,718	Ivy	8	9,784	[ "The", "successful", "test", "of", "an", "atomic", "bomb", "represented", "an", "extraordinary", "scientific", "and", "technological", "achievement", ".", "Britain", "became", "the", "world", "'s", "third", "nuclear", "power", ",", "reaffirming", "its", "status", ...	[ 60, 61 ]	British hydrogen bomb programme
UNK	test	11,022	first test	NOUN	Ivy Mike	9,719	test	8	9,785	[ "The", "United", "States", "Atomic", "Energy", "Commission", ",", "directed", "by", "David", "E.", "Lilienthal", "until", "1950", ",", "was", "in", "charge", "of", "designing", "and", "building", "nuclear", "weapons", "under", "a", "policy", "of", "full", "c...	[ 165, 166 ]	Foreign policy of the Harry S. Truman administration
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,720	Ivy	8	9,786	[ "The", "successful", "test", "of", "an", "atomic", "bomb", "in", "Operation", "Hurricane", "in", "October", "1952", "represented", "an", "extraordinary", "scientific", "and", "technological", "achievement", ".", "Britain", "became", "the", "world", "'s", "third", ...	[ 67, 68 ]	Operation Grapple
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,721	Ivy	8	9,787	[ "Yankee", "was", "originally", "intended", "to", "be", "a", "test", "of", "a", "TX-16", "/", "EC-16", ",", "a", "weaponized", "version", "of", "the", "large", "and", "complex", "Ivy", "Mike", "device", ".", "A", "small", "number", "of", "emergency", "cap...	[ 22, 23 ]	Castle Yankee
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,722	Ivy	8	9,788	[ "On", "November", "2", ",", "1952", ",", "Downs", "made", "a", "somber", "appearance", "with", "Edward", "R.", "Murrow", "on", "''", "See", "It", "Now", "''", "after", "the", "Ivy", "Mike", "operation", ",", "the", "first", "successful", "testing", "of",...	[ 23, 24 ]	Bill Downs
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,723	Ivy	8	9,789	[ "Samuel", "Cornette", "Collins", "(", "September", "28", ",", "1898", "in", "Kentucky", "–", "June", "19", ",", "1984", "in", "Washington", ",", "DC", ".", ")", "was", "an", "American", "physicist", ".", "He", "developed", "the", "first", "mass-produced", ...	[ 100, 101 ]	Samuel Collins (physicist)
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,724	Ivy	8	9,790	[ "Schreiber", "became", "the", "associate", "leader", "of", "W", "Division", "in", "1947", ",", "and", "then", "the", "head", "of", "the", "division", "in", "1951", ".", "During", "this", "time", ",", "W", "Division", "worked", "on", "the", "development", ...	[ 48, 49 ]	Raemer Schreiber
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,725	Ivy	8	9,791	[ "During", "World", "War", "II", ",", "Huizenga", "supervised", "teams", "at", "the", "Manhattan", "Project", "in", "Oak", "Ridge", ",", "Tenn.", ",", "involved", "in", "enriching", "uranium", "used", "in", "the", "atomic", "weapon", "dropped", "on", "Hiroshi...	[ 48, 49 ]	John R. Huizenga
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,726	Ivy	8	9,792	[ "The", "fireball", "created", "by", "Ivy", "Mike", "had", "a", "maximum", "radius", "of", ".", "This", "maximum", "is", "reached", "a", "number", "of", "seconds", "after", "the", "detonation", "and", "during", "this", "time", "the", "hot", "fireball", "inv...	[ 4, 5 ]	Elugelab
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,727	Ivy	8	9,794	[ "The", "United", "States", "developed", "the", "first", "nuclear", "weapons", "during", "World", "War", "II", "in", "cooperation", "with", "the", "United", "Kingdom", "and", "Canada", "as", "part", "of", "the", "Manhattan", "Project", ",", "out", "of", "the"...	[ 100, 101 ]	List of states with nuclear weapons
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,728	Ivy	8	9,795	[ "In", "the", "immediate", "aftermath", "of", "World", "War", "II", ",", "the", "leadership", "of", "the", "Soviet", "Union", "feared", "the", "United", "States", "would", "use", "its", "nuclear", "superiority", "to", "its", "advantage", ",", "as", "from", ...	[ 87, 88 ]	Pre-emptive nuclear strike
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,729	Ivy	8	9,796	[ "In", "September", "1951", ",", "after", "a", "series", "of", "differences", "with", "Bradbury", "and", "other", "scientists", ",", "Teller", "resigned", "from", "Los", "Alamos", ",", "and", "returned", "to", "the", "University", "of", "Chicago", ".", "At", ...	[ 273, 274 ]	Stanislaw Ulam
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,730	Ivy	8	9,797	[ "On", "Earth", ",", "berkelium", "is", "mostly", "concentrated", "in", "certain", "areas", ",", "which", "were", "used", "for", "the", "atmospheric", "nuclear", "weapons", "tests", "between", "1945", "and", "1980", ",", "as", "well", "as", "at", "the", "si...	[ 68, 69 ]	Berkelium
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,731	Ivy	8	9,798	[ "Whatever", "the", "actual", "components", "of", "the", "so-called", "Teller", "–", "Ulam", "design", "and", "the", "respective", "contributions", "of", "those", "who", "worked", "on", "it", ",", "after", "it", "was", "proposed", "it", "was", "immediately", ...	[ 182, 183 ]	Edward Teller
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,732	Ivy	8	9,799	[ "The", "film", "was", "also", "produced", "at", "least", "one", "year", "before", "the", "first", "\"", "hydrogen", "bomb", "\"", "or", "megaton", "range", "explosive", "device", "was", "demonstrated", "to", "be", "possible", ",", "with", "test", "shot", "...	[ 30, 31 ]	Duck and Cover (film)
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,733	Ivy	8	9,800	[ "In", "1943", ",", "Munk", "and", "Sverdrup", "began", "working", "on", "the", "problem", "of", "predicting", "heights", "of", "ocean", "surface", "waves", ".", "Munk", "had", "observed", "troops", "in", "practice", "beach", "landings", "in", "the", "Carolin...	[ 170, 171 ]	Walter Munk
UNK	Ivy	11,022	Ivy Mike	PROPN	Ivy Mike	9,734	Ivy	8	9,801	[ "A", "Mark", "5", "was", "used", "as", "the", "primary", "fission", "trigger", "used", "in", "Ivy", "Mike", ",", "the", "first", "thermonuclear", "device", "in", "history" ]	[ 12, 13 ]	Mark 5 nuclear bomb
UNK	site	11,028	crash site	NOUN	1968 Thule Air Base B-52 crash	9,735	site	4	9,802	[ "Existing", "americium", "is", "concentrated", "in", "the", "areas", "used", "for", "the", "atmospheric", "nuclear", "weapons", "tests", "conducted", "between", "1945", "and", "1980", ",", "as", "well", "as", "at", "the", "sites", "of", "nuclear", "incidents",...	[ 135, 136 ]	Americium
UNK	crash	11,028	1968 Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,736	crash	4	9,803	[ "\"", "On", "7", "June", "1960", ",", "an", "explosion", "in", "a", "helium", "tank", "between", "the", "missile", "'s", "fuel", "tanks", "took", "place", "in", "Shelter", "204", "causing", "a", "fire", "in", "a", "liquid-fueled", ",", "nuclear-tipped", ...	[ 407, 408, 409, 410, 411, 412 ]	BOMARC Missile Accident Site
UNK	accident	11,028	accident	NOUN	1968 Thule Air Base B-52 crash	9,737	accident	4	9,804	[ "In", "1849", "under", "Commander", "James", "Saunders", "the", "''", "North", "Star", "''", "sailed", "to", "the", "Arctic", "in", "the", "spring", "on", "an", "expedition", "to", "search", "and", "resupply", "Captain", "Sir", "James", "Clark", "Ross", "'...	[ 164 ]	North Star Bay
UNK	crash	11,028	1968 Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,738	crash	4	9,805	[ "Following", "the", "1966", "Palomares", "B-52", "crash", "and", "the", "1968", "Thule", "Air", "Base", "B-52", "crash", ",", "accident", "investigators", "concluded", "that", "the", "conventional", "explosives", "used", "at", "the", "time", "in", "nuclear", "...	[ 8, 9, 10, 11, 12, 13 ]	Explosives safety
UNK	crash	11,028	1968 Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,739	crash	4	9,806	[ "Following", "the", "1966", "Palomares", "B-52", "crash", "and", "the", "1968", "Thule", "Air", "Base", "B-52", "crash", ",", "concerns", "were", "raised", "by", "accident", "investigators", "about", "the", "high", "explosive", "used", "in", "the", "nuclear", ...	[ 8, 9, 10, 11, 12, 13 ]	Insensitive munition
UNK	crash	11,028	1968 Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,740	crash	4	9,807	[ "Pituffik", "is", "a", "former", "settlement", "in", "northern", "Greenland", ",", "located", "at", "the", "eastern", "end", "of", "Bylot", "Sound", "by", "a", "tombolo", "known", "as", "''", "Uummannaq", "''", ",", "near", "the", "current", "site", "of", ...	[ 56, 57, 58, 59, 60, 61 ]	Pituffik
UNK	crashed	11,028	crashed near Thule Air Base	VERB	1968 Thule Air Base B-52 crash	9,741	crash	4	9,808	[ "To", "replace", "the", "B-47s", ",", "the", "Wing", "was", "assigned", "the", "B-52G", "\"", "Stratofortress", "\"", "bomber", "and", "received", "its", "first", "aircraft", "christened", "\"", "Champlain", "Lady", "\"", "on", "19", "June", "1966", ".", "...	[ 74, 75, 76, 77, 78 ]	380th Air Expeditionary Wing
UNK	crashed	11,028	crashed	VERB	1968 Thule Air Base B-52 crash	9,742	crash	4	9,809	[ "This", "channel", "separates", "Saunders", "Island", "and", "Wolstenholme", "Island", "from", "the", "Greenland", "mainland", ".", "Its", "minimum", "width", "is", ",", "between", "Wolstenholme", "Island", "and", "Cape", "Atholl", ",", "the", "mainland", "point...	[ 157 ]	Bylot Sound
UNK	crash	11,028	crash	NOUN	1968 Thule Air Base B-52 crash	9,743	crash	4	9,810	[ "In", "1950", "Denmark", "agreed", "to", "allow", "the", "US", "to", "reestablish", "Thule", "Air", "Base", "in", "Greenland", ";", "it", "was", "greatly", "expanded", "between", "1951", "and", "1953", "as", "part", "of", "a", "unified", "NATO", "Cold", ...	[ 125 ]	Greenland
UNK	crash	11,028	1968 Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,744	crash	4	9,811	[ "Details", "of", "the", "missile", "base", "project", "were", "secret", "for", "decades", ",", "but", "first", "came", "to", "light", "in", "January", "1995", "during", "an", "enquiry", "by", "the", "Danish", "Foreign", "Policy", "Institute", "(", "DUPI", ...	[ 66, 67, 68, 69, 70, 71 ]	Project Iceworm
UNK	crash	11,028	1968 Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,745	crash	4	9,812	[ "After", "the", "1966", "Palomares", "B-52", "crash", "and", "the", "1968", "Thule", "Air", "Base", "B-52", "crash", ",", "the", "safety", "of", "weapons", "against", "accidental", "plutonium", "dispersal", "became", "a", "concern", "of", "US", "military" ]	[ 8, 9, 10, 11, 12, 13 ]	Pit (nuclear weapon)
UNK	crashed	11,028	crashed near Thule , Greenland	VERB	1968 Thule Air Base B-52 crash	9,746	crash	4	9,813	[ "Sandia", "Base", "personnel", "were", "dispatched", "to", "assist", "in", "two", "major", "incidents", "involving", "the", "loss", "and", "recovery", "of", "nuclear", "weapons", "in", "the", "1960s", ".", "In", "1966", ",", "a", "Boeing", "B-52", "Stratofor...	[ 103, 104, 105, 106, 107 ]	Sandia Base
UNK	crash	11,028	Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,747	crash	4	9,814	[ "Palomares", ",", "and", "the", "Thule", "Air", "Base", "B-52", "crash", "involving", "nuclear", "weapons", "two", "years", "later", "in", "Greenland", ",", "made", "Operation", "Chrome", "Dome", "politically", "untenable", ",", "leading", "the", "U.S.", "Depa...	[ 4, 5, 6, 7, 8 ]	1966 Palomares B-52 crash
UNK	crash	11,028	1968 Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,748	crash	4	9,815	[ "In", "April", "2015", ",", "the", "Palomares", "incident", "was", "mentioned", "in", "the", "Danish", "film", "''", "The", "Idealist", "''", ",", "a", "film", "about", "a", "similar", "incident", ",", "the", "1968", "Thule", "Air", "Base", "B-52", "cras...	[ 26, 27, 28, 29, 30, 31 ]	1966 Palomares B-52 crash
UNK	crash	11,028	1968 Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,749	crash	4	9,816	[ "''", "The", "Idealist", "''", "(", ")", "is", "a", "2015", "Danish", "thriller", "film", "directed", "by", "Christina", "Rosendahl", "about", "the", "investigation", "into", "medical", "problems", "of", "workers", "who", "cleaned", "up", "after", "the", "19...	[ 29, 30, 31, 32, 33, 34 ]	The Idealist
UNK	crash	11,028	1968 Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,750	crash	4	9,817	[ "Ralph", "Harris", "covered", "news", "conferences", "throughout", "the", "Truman", ",", "Eisenhower", ",", "Kennedy", ",", "Johnson", ",", "Nixon", ",", "Ford", ",", "Carter", "and", "Reagan", "administrations", "for", "Reuters", ".", "He", "was", "Reuters", ...	[ 87, 88, 89, 90, 91, 92 ]	Ralph Harris (journalist)
UNK	crash	11,028	1968 Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,751	crash	4	9,818	[ "Narsaarsuk", "(", "old", "spelling", ":", "''", "Narssârssuk", "''", ")", "is", "an", "abandoned", "settlement", "on", "the", "edge", "of", "Bylot", "Sound", "in", "northern", "Greenland", "near", "Thule", "Air", "Base", ".", "The", "site", "of", "the", ...	[ 39, 40, 41, 42, 43, 44 ]	Narsaarsuk
UNK	crash	11,028	1968 Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,752	crash	4	9,819	[ "The", "Hanford", "Site", "is", "a", "decommissioned", "nuclear", "production", "complex", "that", "produced", "plutonium", "for", "most", "of", "the", "60,000", "weapons", "in", "the", "U.S.", "nuclear", "arsenal", ".", "There", "are", "environmental", "concern...	[ 58, 59, 60, 61, 62, 63 ]	Anthropogenic hazard
UNK	crash	11,028	crash of a B-52 near Thule Air Base	NOUN	1968 Thule Air Base B-52 crash	9,753	crash	4	9,820	[ "Ûssarĸak", "K'ujaukitsoĸ", "was", "the", "son", "of", "K'ujaukitsoĸ", "K'ujaukitsoĸ", "and", "his", "wife", "Eĸilana", ".", "His", "grandfather", "was", "Inukitsupaluk", "K'ujaukitsoĸ", "(", "1890-1967", ")", ",", "who", "participated", "in", "expeditions", "by",...	[ 150, 151, 152, 153, 154, 155, 156, 157 ]	Ûssarĸak K'ujaukitsoĸ
UNK	crash	11,028	1968 Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,754	crash	4	9,821	[ "Similar", "incidents", "happened", "many", "times", "in", "the", "United", "States", ",", "due", "to", "failed", "computer", "chips", ",", "misidentifications", "of", "large", "flights", "of", "geese", ",", "test", "programs", ",", "and", "bureaucratic", "fai...	[ 84, 85, 86, 87, 88, 89 ]	Nuclear warfare
UNK	crash	11,028	1968 Thule Air Base B-52 crash	NOUN	1968 Thule Air Base B-52 crash	9,755	crash	4	9,822	[ "On", "Earth", ",", "berkelium", "is", "mostly", "concentrated", "in", "certain", "areas", ",", "which", "were", "used", "for", "the", "atmospheric", "nuclear", "weapons", "tests", "between", "1945", "and", "1980", ",", "as", "well", "as", "at", "the", "si...	[ 46, 47, 48, 49, 50, 51 ]	Berkelium
UNK	accident	11,028	accident	NOUN	1968 Thule Air Base B-52 crash	9,756	accident	4	9,823	[ "The", "bay", "was", "the", "site", "of", "a", "Cold", "War", "nuclear", "accident", "when", "a", "B-52", "bomber", "carrying", "four", "thermonuclear", "bombs", "crashed", ",", "spreading", "contaminated", "material", "over", "the", "area", ".", "A", "locat...	[ 10 ]	Wolstenholme Island
UNK	contest	11,817	1956 contest	NOUN	Eurovision Song Contest 1956	9,757	contest	7	9,824	[ "As", "with", "the", "1956", "contest", ",", "no", "video", "recording", "of", "the", "actual", "contest", "performance", "was", "known", "to", "survive", "(", "although", "one", "does", "of", "the", "shorter", "winning", "reprise", ")", ";", "however", ",...	[ 3, 4 ]	Eurovision Song Contest 1964
UNK	Contest	11,817	Eurovision Song Contest 1956	PROPN	Eurovision Song Contest 1956	9,758	Contest	7	9,825	[ "Quinn", "was", "born", "in", "Lower", "Austria", "and", "grew", "up", "in", "Vienna", ".", "As", "a", "child", "he", "lived", "in", "Morgantown", ",", "West", "Virginia", "(", "USA", ")", "with", "his", "father", ",", "but", "moved", "back", "to", "...	[ 228, 229, 230, 231 ]	Freddy Quinn
UNK	winner	11,817	first winner of Eurovision Song Contest	NOUN	Eurovision Song Contest 1956	9,759	winner	7	9,826	[ "A", "number", "of", "guests", "performed", "during", "the", "concert", ":", "Sirusho", ",", "the", "Armenian", "entry", "for", "the", "Eurovision", "Song", "Contest", "2008", "(", "4th", "place", ")", ";", "Andre", ",", "the", "Armenian", "entry", "for", ...	[ 78, 79, 80, 81, 82, 83 ]	Armenia in the Eurovision Song Contest 2010
UNK	Contest	11,817	Eurovision Song Contest	PROPN	Eurovision Song Contest 1956	9,760	Contest	7	9,827	[ "Born", "in", "Giubiasco", ",", "Traversi", "was", "encouraged", "by", "her", "father", ",", "a", "musician", ",", "and", "started", "singing", "with", "an", "orchestra", "in", "the", "mid-1950s", ",", "including", "with", "the", "orchestra", "of", "the", ...	[ 49, 50, 51 ]	Anita Traversi
UNK	Contest	11,817	Eurovision Song Contest 1956	PROPN	Eurovision Song Contest 1956	9,761	Contest	7	9,828	[ "\"", "Les", "amants", "de", "minuit", "\"", "(", ",", ")", "was", "the", "second", "Luxembourgish", "entry", "in", "the", "Eurovision", "Song", "Contest", "1956", "(", "the", "rules", "of", "this", "Contest", "and", "no", "other", "allowing", "two", "en...	[ 16, 17, 18, 19 ]	Les amants de minuit

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,662

Ivy

8

9,727

[ "In", "the", "wake", "of", "the", "successful", "detonation", "of", "the", "U.S", "'s", "first", "fusion", "device", ",", "codenamed", "''", "Ivy", "Mike", "''", "in", "1952", ",", "Stalin", "ordered", "Soviet", "scientists", "to", "build", "a", "comparabl...

[ 17, 18 ]

Igor Kurchatov

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,663

Ivy

8

9,728

[ "The", "term", "''", "vaporization", "''", "has", "also", "been", "used", "in", "a", "colloquial", "or", "hyperbolic", "way", "to", "refer", "to", "the", "physical", "destruction", "of", "an", "object", "that", "is", "exposed", "to", "intense", "heat", "or...

[ 71, 72 ]

Vaporization

UNK

test

11,022

test

NOUN

Ivy Mike

9,664

test

8

9,729

[ "A", "Russian-born", "Jewish", "inventor", ",", "now", "living", "in", "England", ",", "Samuel", "Petrukhin", ",", "is", "tasked", "with", "a", "secret", "mission", "by", "MI5", ".", "Samuel", "specialises", "in", "the", "development", "of", "hearing", "aids...

[ 58 ]

Summer of Rockets

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,665

Ivy

8

9,730

[ "The", "''", "Runt", "''", "TX-15", "device", "was", "a", "weaponized", "dry", "fusion", "bomb", ",", "using", "lithium", "deuteride", "fuel", "for", "the", "fusion", "stage", "of", "a", "staged", "fusion", "bomb", ",", "unlike", "the", "cryogenic", "liqui...

[ 35, 36 ]

Castle Romeo

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,666

Ivy

8

9,731

[ "Gold", "has", "been", "proposed", "as", "a", "material", "for", "creating", "a", "salted", "nuclear", "weapon", "(", "cobalt", "is", "another", ",", "better-known", "salting", "material", ")", ".", "A", "jacket", "of", "natural", "197Au", ",", "irradiated",...

[ 109, 110 ]

Gold-198

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,667

Ivy

8

9,732

[ "With", "Oppenheimer", "and", "Lilienthal", "removed", ",", "President", "Truman", "announced", "his", "decision", "to", "develop", "and", "produce", "the", "hydrogen", "bomb", ".", "The", "first", "test", "firing", "of", "an", "experimental", "H-bomb", "(", "...

[ 29, 30 ]

United States Atomic Energy Commission

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,668

Ivy

8

9,733

[ "The", "''", "George", "''", "test", "validated", "the", "principles", "which", "would", "be", "used", "for", "the", "first", "full-scale", "thermonuclear", "bomb", "test", ",", "''", "Ivy", "Mike", "''", ",", "one", "year", "later", ",", "on", "November",...

[ 21, 22 ]

Operation Greenhouse

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,669

Ivy

8

9,734

[ "In", "1952", ",", "the", "10.4-megaton", "Ivy", "Mike", "explosion", "was", "announced", "as", "the", "first", "hydrogen", "bomb", "test", ",", "reinforcing", "the", "idea", "that", "hydrogen", "bombs", "are", "a", "thousand", "times", "more", "powerful", "...

[ 5, 6 ]

Nuclear weapon design

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,670

Ivy

8

9,735

[ "Departing", "Japan", "on", "10", "October", "1952", ",", "''", "LST-827", "''", "was", "to", "perform", "another", "historic", "service", "to", "her", "country", "by", "operating", "with", "the", "units", "assigned", "to", "Ivy", "Mike", "—", "the", "firs...

[ 26, 27 ]

USS Hillsborough County (LST-827)

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,671

Ivy

8

9,736

[ "The", "first", "nuclear", "device", "was", "detonated", "as", "a", "test", "by", "the", "United", "States", "at", "the", "Trinity", "site", "on", "July", "16", ",", "1945", ",", "with", "a", "yield", "approximately", "equivalent", "to", "20", "kilotons", ...

[ 47, 48 ]

Nuclear weapons testing

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,672

Ivy

8

9,737

[ "Yet", "all", "the", "while", "Britain", "strove", "for", "independence", ",", "at", "the", "same", "time", "it", "sought", "interdependence", "in", "the", "form", "of", "a", "renewal", "of", "the", "Special", "Relationship", "with", "the", "United", "States...

[ 92, 93 ]

High Explosive Research

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,673

Ivy

8

9,738

[ "As", "the", "Mark", "13", "neared", "production", ",", "advances", "in", "thermonuclear", "weapon", "design", ",", "particularly", "the", "Ivy", "Mike", "thermonuclear", "test", "in", "November", "1952", ",", "made", "the", "Mark", "13", "obsolete", ".", "D...

[ 15, 16 ]

Mark 13 nuclear bomb

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,674

Ivy

8

9,739

[ "Marshall", "Glecker", "Holloway", "(", "November", "23", ",", "1912", "–", "June", "18", ",", "1991", ")", "was", "an", "American", "physicist", "who", "worked", "at", "the", "Los", "Alamos", "Laboratory", "during", "and", "after", "World", "War", "II", ...

[ 103, 104 ]

Marshall Holloway

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,675

Ivy

8

9,740

[ "Although", "Holloway", "had", "a", "well-earned", "reputation", "for", "his", "administrative", "ability", ",", "Bradbury", "'s", "decision", "to", "put", "him", "in", "charge", "was", "not", "popular", ",", "especially", "with", "Edward", "Teller", ".", "The...

[ 103, 104 ]

Marshall Holloway

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,676

Ivy

8

9,741

[ "Two", "weapons", "were", "detonated", "at", "the", "Enewetak", "Atoll", "as", "part", "of", "Operation", "Ivy", "in", "1952", ".", "One", "of", "them", ",", "Ivy", "King", ",", "was", "the", "largest", "pure-fission", "bomb", "ever", "detonated", ",", "...

[ 42, 43 ]

Pacific Proving Grounds

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,677

Ivy

8

9,742

[ "An", "\"", "Alarm", "Clock", "\"", "device", "is", "a", "\"", "dry", "\"", "fusion", "bomb", ",", "using", "lithium", "deuteride", "fuel", "for", "the", "fusion", "stage", "of", "a", "\"", "staged", "\"", "fusion", "bomb", ",", "unlike", "the", "cryog...

[ 38, 39 ]

Castle Union

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,678

Ivy

8

9,743

[ "Like", "the", "Ivy", "Mike", ",", "Castle", "Bravo", ",", "and", "Castle", "Romeo", "tests", ",", "a", "large", "percentage", "of", "the", "yield", "was", "produced", "by", "fast", "fission", "of", "the", "natural", "uranium", "tamper", ",", "which", "c...

[ 2, 3 ]

Castle Union

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,679

Ivy

8

9,744

[ "Applying", "the", "more", "detailed", "form", "of", "those", "calculations", "to", "the", "Ivy", "Mike", "device", "yields", "vaporized", "pusher", "gas", "expansion", "velocity", "of", "290", "kilometers", "per", "second", "and", "an", "implosion", "velocity",...

[ 10, 11 ]

Thermonuclear weapon

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,680

Ivy

8

9,745

[ "Richard", "Rhodes", "'", "book", "''", "Dark", "Sun", "''", "stated", "that", "a", "layer", "of", "plastic", "foam", "was", "fixed", "to", "the", "lead", "liner", "of", "the", "inside", "of", "the", "Ivy", "Mike", "steel", "casing", "using", "copper", ...

[ 26, 27 ]

Thermonuclear weapon

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,681

Ivy

8

9,746

[ "A", "number", "of", "possible", "variations", "to", "the", "weapon", "design", "have", "been", "proposed", ":", "Two", "special", "variations", "exist", "that", "will", "be", "discussed", "in", "a", "subsequent", "section", ":", "the", "cryogenically", "coole...

[ 35, 36 ]

Thermonuclear weapon

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,682

Ivy

8

9,747

[ "On", "November", "1", ",", "1952", ",", "the", "Teller", "–", "Ulam", "configuration", "was", "tested", "at", "full", "scale", "in", "the", "\"", "Ivy", "Mike", "\"", "shot", "at", "an", "island", "in", "the", "Enewetak", "Atoll", ",", "with", "a", ...

[ 19, 20 ]

Thermonuclear weapon

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,683

Ivy

8

9,748

[ "The", "first", "Sloika", "design", "test", ",", "RDS-6s", ",", "was", "detonated", "in", "1953", "with", "a", "yield", "equivalent", "to", "400", "kilotons", "of", "TNT", "(", "15", "–", "20", "%", "from", "fusion", ")", ".", "Attempts", "to", "use", ...

[ 52, 53 ]

Thermonuclear weapon

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,684

Ivy

8

9,749

[ "In", "his", "1995", "book", "''", "Dark", "Sun", ":", "The", "Making", "of", "the", "Hydrogen", "Bomb", "''", ",", "author", "Richard", "Rhodes", "describes", "in", "detail", "the", "internal", "components", "of", "the", "\"", "Ivy", "Mike", "\"", "''",...

[ 28, 29 ]

Thermonuclear weapon

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,685

Ivy

8

9,750

[ "On", "November", "1", ",", "1952", ",", "the", "Teller", "–", "Ulam", "configuration", "was", "tested", "in", "the", "\"", "Ivy", "Mike", "\"", "shot", "at", "an", "island", "in", "the", "Enewetak", "atoll", ",", "with", "a", "yield", "of", "10.4", ...

[ 16, 17 ]

History of the Teller–Ulam design

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,686

Ivy

8

9,751

[ "The", "discovery", "and", "synthesis", "of", "new", "chemical", "elements", "by", "nuclear", "transmutation", ",", "and", "their", "production", "in", "the", "necessary", "quantities", "to", "allow", "the", "studying", "of", "their", "properties", ",", "was", ...

[ 69, 70 ]

Peaceful nuclear explosion

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,687

Ivy

8

9,752

[ "From", "June", "1951", "to", "May", "1953", ",", "Hayward", "was", "head", "of", "the", "Military", "Applications", "Division", "of", "the", "Atomic", "Energy", "Commission", ",", "where", "he", "conducted", "atomic", "weapons", "laboratory", "work", "at", ...

[ 64, 65 ]

John T. Hayward

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,688

Ivy

8

9,753

[ "The", "Soviet", "Union", "developed", "their", "first", "nuclear", "bombs", "only", "a", "few", "years", "after", "the", "United", "States", ",", "undoubtedly", "aided", "by", "espionage", ".", "The", "USSR", "entered", "the", "nuclear", "age", "in", "1949"...

[ 83, 84 ]

Nuclear triad

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,689

Ivy

8

9,754

[ "Hadley", "was", "the", "narrator", "of", "several", "Department", "of", "Defense", "films", ":", "''", "Operation", "Ivy", "''", ",", "about", "the", "first", "hydrogen", "bomb", "test", ",", "Ivy", "Mike", ",", "\"", "Military", "Participation", "on", "T...

[ 23, 24 ]

Reed Hadley

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,690

Ivy

8

9,755

[ "The", "longest-lived", "isotope", "of", "curium", ",", "247Cm", ",", "has", "a", "half-life", "of", "15.6", "million", "years", ".", "Therefore", ",", "any", "primordial", "curium", ",", "that", "is", "curium", "present", "on", "the", "Earth", "during", "...

[ 123, 124 ]

Curium

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,691

Ivy

8

9,756

[ "The", "62-ton", "Ivy", "Mike", "device", "built", "by", "the", "United", "States", "and", "exploded", "on", "1", "November", "1952", ",", "was", "the", "first", "fully", "successful", "\"", "hydrogen", "bomb", "\"", "or", "thermonuclear", "bomb", ".", "In...

[ 2, 3 ]

Deuterium

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,692

Ivy

8

9,757

[ "Dean", "was", "appointed", "by", "President", "Harry", "S.", "Truman", "as", "one", "of", "the", "original", "Commissioners", "of", "the", "AEC", "in", "May", "1949", ",", "by", "which", "time", "McMahon", "had", "become", "Senator", "(", "in", "1944", ...

[ 202, 203 ]

Gordon Dean (lawyer)

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,693

Ivy

8

9,758

[ "The", "first", "thermonuclear", "bomb", ",", "Ivy", "Mike", ",", "used", "liquid", "deuterium", "(", "hydrogen-2", ")", ",", "for", "nuclear", "fusion" ]

[ 5, 6 ]

Liquid hydrogen

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,694

Ivy

8

9,759

[ "The", "extremely", "high", "yields", "of", "the", "Castle", "weapons", "caused", "concern", "within", "the", "AEC", "that", "potential", "damage", "to", "the", "limited", "infrastructure", "already", "established", "at", "Enewetak", "would", "delay", "other", "...

[ 48, 49 ]

Operation Castle

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,695

Ivy

8

9,760

[ "The", "larger", "portion", "of", "the", "total", "explosive", "yield", "in", "this", "design", "comes", "from", "the", "final", "fission", "stage", "fueled", "by", "238U", ",", "producing", "enormous", "amounts", "of", "radioactive", "fission", "products", "....

[ 42, 43 ]

Uranium-238

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,696

Ivy

8

9,761

[ "The", "first", "human-made", ",", "large-scale", "fusion", "reaction", "was", "the", "test", "of", "the", "hydrogen", "bomb", ",", "Ivy", "Mike", ",", "in", "1952", ".", "As", "part", "of", "the", "PACER", "project", ",", "it", "was", "once", "proposed"...

[ 15, 16 ]

Fusion power

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,697

Ivy

8

9,762

[ "The", "first", "successful", "man-made", "fusion", "device", "was", "the", "boosted", "fission", "weapon", "tested", "in", "1951", "in", "the", "Greenhouse", "Item", "test", ".", "This", "was", "followed", "by", "true", "fusion", "weapons", "in", "1952", "'...

[ 30, 31 ]

Fusion power

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,698

Ivy

8

9,763

[ "On", "1", "November", "1952", ",", "the", "United", "States", "tested", "their", "first", "\"", "hydrogen", "bomb", "\"", ",", "codenamed", "''", "Ivy", "Mike", "''", ".", "The", "design", "was", "based", "on", "the", "Teller", "–", "Ulam", "layout", ...

[ 18, 19 ]

RDS-37

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,699

Ivy

8

9,764

[ "The", "first", "hydrogen", "bomb", "test", ",", "code-named", "Ivy", "Mike", ",", "occurred", "in", "late", "1952", "as", "part", "of", "Operation", "Ivy", ";", "it", "vaporized", "the", "islet", "of", "Elugelab", ".", "This", "test", "included", "B-17", ...

[ 7, 8 ]

Enewetak Atoll

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,700

Ivy

8

9,765

[ "The", "device", "was", "called", "''", "'", "SHRIMP", "'", "''", "and", "had", "the", "same", "basic", "configuration", "(", "radiation", "implosion", ")", "as", "the", "''", "Ivy", "Mike", "''", "wet", "device", ",", "except", "with", "a", "different",...

[ 22, 23 ]

Castle Bravo

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,701

Ivy

8

9,766

[ "For", "kinetic", "energy", "at", "atmospheric", "entry", ",", "3.3", "Mt", "is", "equivalent", "to", "DF-4", ",", "9", "Mt", "is", "equivalent", "to", "Ivy", "Mike", "and", "15.6", "Mt", "is", "equivalent", "to", "Castle", "Bravo", ".", "For", "air", ...

[ 19, 20 ]

367943 Duende

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,702

Ivy

8

9,767

[ "In", "1955", "Edward", "Steichen", "selected", "Platnick", "'s", "picture", "of", "a", "slain", "soldier", "on", "Eniwetok", "for", "the", "world-touring", "Museum", "of", "Modern", "Art", "exhibition", "The", "Family", "of", "Man", "seen", "by", "9", "mill...

[ 145, 146 ]

Ray Platnick

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,703

Ivy

8

9,768

[ "From", "1946", "to", "1958", ",", "the", "early", "years", "of", "the", "Cold", "War", ",", "the", "United", "States", "tested", "67", "nuclear", "weapons", "at", "its", "Pacific", "Proving", "Grounds", "located", "in", "the", "Marshall", "Islands", ",", ...

[ 89, 90 ]

History of the Marshall Islands

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,704

Ivy

8

9,769

[ "Many", "things", "bear", "Fermi", "'s", "name", ".", "These", "include", "the", "Fermilab", "particle", "accelerator", "and", "physics", "lab", "in", "Batavia", ",", "Illinois", ",", "which", "was", "renamed", "in", "his", "honor", "in", "1974", ",", "and...

[ 110, 111 ]

Enrico Fermi

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,705

Ivy

8

9,770

[ "The", "first", "British", "atomic", "bomb", "was", "successfully", "tested", "in", "Operation", "Hurricane", "on", "3", "October", "1952", ",", "but", "although", "it", "was", "more", "advanced", "than", "the", "American", "bombs", "of", "1946", ",", "Brita...

[ 48, 49 ]

1958 US–UK Mutual Defence Agreement

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,706

Ivy

8

9,771

[ "For", "nuclear", "explosive", "devices", "where", "the", "fallout", "is", "not", "attainable", "or", "would", "be", "misleading", ",", "neutron", "activation", "analysis", "is", "often", "employed", "as", "the", "second", "most", "accurate", "method", ",", "w...

[ 43, 44 ]

Nuclear weapon yield

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,707

Ivy

8

9,772

[ "Where", "these", "data", "are", "not", "available", ",", "as", "in", "a", "number", "of", "cases", ",", "precise", "yields", "have", "been", "in", "dispute", ",", "especially", "when", "they", "are", "tied", "to", "questions", "of", "politics", ".", "Th...

[ 164, 165 ]

Nuclear weapon yield

UNK

test

11,022

first test

NOUN

Ivy Mike

9,708

test

8

9,774

[ "The", "United", "States", "Atomic", "Energy", "Commission", ",", "directed", "by", "David", "E.", "Lilienthal", "until", "1950", ",", "was", "in", "charge", "of", "designing", "and", "building", "nuclear", "weapons", "under", "a", "policy", "of", "full", "c...

[ 165, 166 ]

Presidency of Harry S. Truman

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,709

Ivy

8

9,775

[ "The", "next", "morning", "in", "Hagushi", "anchorage", ",", "''", "PC-598", "''", "received", "lube", "oil", ",", "fuel", "and", "fresh", "water", "from", "the", "tanker", "''", "Armadillo", "''", "and", "collected", "guard", "mail", "from", "''", "PCS-13...

[ 112, 113 ]

USS PC-598

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,710

Ivy

8

9,776

[ "In", "1952", ",", "a", "few", "weeks", "prior", "to", "the", "Ivy", "Mike", "(", "10.4", "megaton", ")", "bomb", "test", "on", "Elugelab", "island", ",", "there", "were", "concerns", "that", "the", "aerosols", "lifted", "by", "the", "explosion", "might"...

[ 9, 10 ]

Nuclear winter

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,711

Ivy

8

9,777

[ "In", "1920", ",", "Arthur", "Eddington", "suggested", "hydrogen-helium", "fusion", "could", "be", "the", "primary", "source", "of", "stellar", "energy", ".", "Quantum", "tunneling", "was", "discovered", "by", "Friedrich", "Hund", "in", "1929", ",", "and", "sh...

[ 157, 158 ]

Nuclear fusion

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,712

Ivy

8

9,778

[ "Following", "the", "Soviet", "Union", "'s", "successful", "nuclear", "test", "in", "August", "1949", ",", "the", "U.S.", "was", "considering", "a", "crash", "course", "to", "develop", "a", "hydrogen", "bomb", ".", "The", "AEC", "'s", "nine-member", "General...

[ 100, 101 ]

Henry DeWolf Smyth

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,713

Ivy

8

9,779

[ "In", "1951", "Wheeler", "obtained", "permission", "from", "Bradbury", "to", "set", "up", "a", "branch", "office", "of", "the", "Los", "Alamos", "laboratory", "at", "Princeton", ",", "known", "as", "Project", "Matterhorn", ",", "which", "had", "two", "parts"...

[ 144, 145 ]

John Archibald Wheeler

UNK

first

11,022

first

ADV

Ivy Mike

9,714

first

8

9,780

[ "It", "was", "discovered", "in", "the", "debris", "of", "the", "first", "hydrogen", "bomb", "explosion", "in", "1952", ",", "and", "named", "after", "Enrico", "Fermi", ",", "one", "of", "the", "pioneers", "of", "nuclear", "physics", ".", "Its", "chemistry"...

[ 8 ]

Fermium

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,715

Ivy

8

9,781

[ "Fermium", "was", "first", "discovered", "in", "the", "fallout", "from", "the", "'", "Ivy", "Mike", "'", "nuclear", "test", "(", "1", "November", "1952", ")", ",", "the", "first", "successful", "test", "of", "a", "hydrogen", "bomb", ".", "Initial", "exam...

[ 10, 11 ]

Fermium

UNK

test

11,022

Mike test

NOUN

Ivy Mike

9,716

test

8

9,782

[ "Much", "of", "Ford", "'s", "work", "was", "concerned", "with", "writing", "programs", "and", "doing", "calculations", "related", "to", "thermonuclear", "burning", ",", "first", "using", "human", "\"", "computers", "\"", "with", "desk", "calculators", ",", "th...

[ 87, 88 ]

Kenneth W. Ford

UNK

test

11,022

first successful test

NOUN

Ivy Mike

9,717

test

8

9,783

[ "The", "successful", "nuclear", "test", "of", "a", "British", "atomic", "bomb", "in", "Operation", "Hurricane", "in", "October", "1952", "represented", "an", "extraordinary", "scientific", "and", "technological", "achievement", ".", "Britain", "became", "the", "wo...

[ 71, 72, 73 ]

British hydrogen bomb programme

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,718

Ivy

8

9,784

[ "The", "successful", "test", "of", "an", "atomic", "bomb", "represented", "an", "extraordinary", "scientific", "and", "technological", "achievement", ".", "Britain", "became", "the", "world", "'s", "third", "nuclear", "power", ",", "reaffirming", "its", "status", ...

[ 60, 61 ]

British hydrogen bomb programme

UNK

test

11,022

first test

NOUN

Ivy Mike

9,719

test

8

9,785

[ "The", "United", "States", "Atomic", "Energy", "Commission", ",", "directed", "by", "David", "E.", "Lilienthal", "until", "1950", ",", "was", "in", "charge", "of", "designing", "and", "building", "nuclear", "weapons", "under", "a", "policy", "of", "full", "c...

[ 165, 166 ]

Foreign policy of the Harry S. Truman administration

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,720

Ivy

8

9,786

[ "The", "successful", "test", "of", "an", "atomic", "bomb", "in", "Operation", "Hurricane", "in", "October", "1952", "represented", "an", "extraordinary", "scientific", "and", "technological", "achievement", ".", "Britain", "became", "the", "world", "'s", "third", ...

[ 67, 68 ]

Operation Grapple

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,721

Ivy

8

9,787

[ "Yankee", "was", "originally", "intended", "to", "be", "a", "test", "of", "a", "TX-16", "/", "EC-16", ",", "a", "weaponized", "version", "of", "the", "large", "and", "complex", "Ivy", "Mike", "device", ".", "A", "small", "number", "of", "emergency", "cap...

[ 22, 23 ]

Castle Yankee

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,722

Ivy

8

9,788

[ "On", "November", "2", ",", "1952", ",", "Downs", "made", "a", "somber", "appearance", "with", "Edward", "R.", "Murrow", "on", "''", "See", "It", "Now", "''", "after", "the", "Ivy", "Mike", "operation", ",", "the", "first", "successful", "testing", "of",...

[ 23, 24 ]

Bill Downs

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,723

Ivy

8

9,789

[ "Samuel", "Cornette", "Collins", "(", "September", "28", ",", "1898", "in", "Kentucky", "–", "June", "19", ",", "1984", "in", "Washington", ",", "DC", ".", ")", "was", "an", "American", "physicist", ".", "He", "developed", "the", "first", "mass-produced", ...

[ 100, 101 ]

Samuel Collins (physicist)

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,724

Ivy

8

9,790

[ "Schreiber", "became", "the", "associate", "leader", "of", "W", "Division", "in", "1947", ",", "and", "then", "the", "head", "of", "the", "division", "in", "1951", ".", "During", "this", "time", ",", "W", "Division", "worked", "on", "the", "development", ...

[ 48, 49 ]

Raemer Schreiber

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,725

Ivy

8

9,791

[ "During", "World", "War", "II", ",", "Huizenga", "supervised", "teams", "at", "the", "Manhattan", "Project", "in", "Oak", "Ridge", ",", "Tenn.", ",", "involved", "in", "enriching", "uranium", "used", "in", "the", "atomic", "weapon", "dropped", "on", "Hiroshi...

[ 48, 49 ]

John R. Huizenga

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,726

Ivy

8

9,792

[ "The", "fireball", "created", "by", "Ivy", "Mike", "had", "a", "maximum", "radius", "of", ".", "This", "maximum", "is", "reached", "a", "number", "of", "seconds", "after", "the", "detonation", "and", "during", "this", "time", "the", "hot", "fireball", "inv...

[ 4, 5 ]

Elugelab

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,727

Ivy

8

9,794

[ "The", "United", "States", "developed", "the", "first", "nuclear", "weapons", "during", "World", "War", "II", "in", "cooperation", "with", "the", "United", "Kingdom", "and", "Canada", "as", "part", "of", "the", "Manhattan", "Project", ",", "out", "of", "the"...

[ 100, 101 ]

List of states with nuclear weapons

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,728

Ivy

8

9,795

[ "In", "the", "immediate", "aftermath", "of", "World", "War", "II", ",", "the", "leadership", "of", "the", "Soviet", "Union", "feared", "the", "United", "States", "would", "use", "its", "nuclear", "superiority", "to", "its", "advantage", ",", "as", "from", ...

[ 87, 88 ]

Pre-emptive nuclear strike

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,729

Ivy

8

9,796

[ "In", "September", "1951", ",", "after", "a", "series", "of", "differences", "with", "Bradbury", "and", "other", "scientists", ",", "Teller", "resigned", "from", "Los", "Alamos", ",", "and", "returned", "to", "the", "University", "of", "Chicago", ".", "At", ...

[ 273, 274 ]

Stanislaw Ulam

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,730

Ivy

8

9,797

[ "On", "Earth", ",", "berkelium", "is", "mostly", "concentrated", "in", "certain", "areas", ",", "which", "were", "used", "for", "the", "atmospheric", "nuclear", "weapons", "tests", "between", "1945", "and", "1980", ",", "as", "well", "as", "at", "the", "si...

[ 68, 69 ]

Berkelium

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,731

Ivy

8

9,798

[ "Whatever", "the", "actual", "components", "of", "the", "so-called", "Teller", "–", "Ulam", "design", "and", "the", "respective", "contributions", "of", "those", "who", "worked", "on", "it", ",", "after", "it", "was", "proposed", "it", "was", "immediately", ...

[ 182, 183 ]

Edward Teller

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,732

Ivy

8

9,799

[ "The", "film", "was", "also", "produced", "at", "least", "one", "year", "before", "the", "first", "\"", "hydrogen", "bomb", "\"", "or", "megaton", "range", "explosive", "device", "was", "demonstrated", "to", "be", "possible", ",", "with", "test", "shot", "...

[ 30, 31 ]

Duck and Cover (film)

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,733

Ivy

8

9,800

[ "In", "1943", ",", "Munk", "and", "Sverdrup", "began", "working", "on", "the", "problem", "of", "predicting", "heights", "of", "ocean", "surface", "waves", ".", "Munk", "had", "observed", "troops", "in", "practice", "beach", "landings", "in", "the", "Carolin...

[ 170, 171 ]

Walter Munk

UNK

Ivy

11,022

Ivy Mike

PROPN

Ivy Mike

9,734

Ivy

8

9,801

[ "A", "Mark", "5", "was", "used", "as", "the", "primary", "fission", "trigger", "used", "in", "Ivy", "Mike", ",", "the", "first", "thermonuclear", "device", "in", "history" ]

[ 12, 13 ]

Mark 5 nuclear bomb

UNK

site

11,028

crash site

NOUN

1968 Thule Air Base B-52 crash

9,735

site

4

9,802

[ "Existing", "americium", "is", "concentrated", "in", "the", "areas", "used", "for", "the", "atmospheric", "nuclear", "weapons", "tests", "conducted", "between", "1945", "and", "1980", ",", "as", "well", "as", "at", "the", "sites", "of", "nuclear", "incidents",...

[ 135, 136 ]

Americium

UNK

crash

11,028

1968 Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,736

crash

4

9,803

[ "\"", "On", "7", "June", "1960", ",", "an", "explosion", "in", "a", "helium", "tank", "between", "the", "missile", "'s", "fuel", "tanks", "took", "place", "in", "Shelter", "204", "causing", "a", "fire", "in", "a", "liquid-fueled", ",", "nuclear-tipped", ...

[ 407, 408, 409, 410, 411, 412 ]

BOMARC Missile Accident Site

UNK

accident

11,028

accident

NOUN

1968 Thule Air Base B-52 crash

9,737

accident

4

9,804

[ "In", "1849", "under", "Commander", "James", "Saunders", "the", "''", "North", "Star", "''", "sailed", "to", "the", "Arctic", "in", "the", "spring", "on", "an", "expedition", "to", "search", "and", "resupply", "Captain", "Sir", "James", "Clark", "Ross", "'...

[ 164 ]

North Star Bay

UNK

crash

11,028

1968 Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,738

crash

4

9,805

[ "Following", "the", "1966", "Palomares", "B-52", "crash", "and", "the", "1968", "Thule", "Air", "Base", "B-52", "crash", ",", "accident", "investigators", "concluded", "that", "the", "conventional", "explosives", "used", "at", "the", "time", "in", "nuclear", "...

[ 8, 9, 10, 11, 12, 13 ]

Explosives safety

UNK

crash

11,028

1968 Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,739

crash

4

9,806

[ "Following", "the", "1966", "Palomares", "B-52", "crash", "and", "the", "1968", "Thule", "Air", "Base", "B-52", "crash", ",", "concerns", "were", "raised", "by", "accident", "investigators", "about", "the", "high", "explosive", "used", "in", "the", "nuclear", ...

[ 8, 9, 10, 11, 12, 13 ]

Insensitive munition

UNK

crash

11,028

1968 Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,740

crash

4

9,807

[ "Pituffik", "is", "a", "former", "settlement", "in", "northern", "Greenland", ",", "located", "at", "the", "eastern", "end", "of", "Bylot", "Sound", "by", "a", "tombolo", "known", "as", "''", "Uummannaq", "''", ",", "near", "the", "current", "site", "of", ...

[ 56, 57, 58, 59, 60, 61 ]

Pituffik

UNK

crashed

11,028

crashed near Thule Air Base

VERB

1968 Thule Air Base B-52 crash

9,741

crash

4

9,808

[ "To", "replace", "the", "B-47s", ",", "the", "Wing", "was", "assigned", "the", "B-52G", "\"", "Stratofortress", "\"", "bomber", "and", "received", "its", "first", "aircraft", "christened", "\"", "Champlain", "Lady", "\"", "on", "19", "June", "1966", ".", "...

[ 74, 75, 76, 77, 78 ]

380th Air Expeditionary Wing

UNK

crashed

11,028

crashed

VERB

1968 Thule Air Base B-52 crash

9,742

crash

4

9,809

[ "This", "channel", "separates", "Saunders", "Island", "and", "Wolstenholme", "Island", "from", "the", "Greenland", "mainland", ".", "Its", "minimum", "width", "is", ",", "between", "Wolstenholme", "Island", "and", "Cape", "Atholl", ",", "the", "mainland", "point...

[ 157 ]

Bylot Sound

UNK

crash

11,028

crash

NOUN

1968 Thule Air Base B-52 crash

9,743

crash

4

9,810

[ "In", "1950", "Denmark", "agreed", "to", "allow", "the", "US", "to", "reestablish", "Thule", "Air", "Base", "in", "Greenland", ";", "it", "was", "greatly", "expanded", "between", "1951", "and", "1953", "as", "part", "of", "a", "unified", "NATO", "Cold", ...

[ 125 ]

Greenland

UNK

crash

11,028

1968 Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,744

crash

4

9,811

[ "Details", "of", "the", "missile", "base", "project", "were", "secret", "for", "decades", ",", "but", "first", "came", "to", "light", "in", "January", "1995", "during", "an", "enquiry", "by", "the", "Danish", "Foreign", "Policy", "Institute", "(", "DUPI", ...

[ 66, 67, 68, 69, 70, 71 ]

Project Iceworm

UNK

crash

11,028

1968 Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,745

crash

4

9,812

[ "After", "the", "1966", "Palomares", "B-52", "crash", "and", "the", "1968", "Thule", "Air", "Base", "B-52", "crash", ",", "the", "safety", "of", "weapons", "against", "accidental", "plutonium", "dispersal", "became", "a", "concern", "of", "US", "military" ]

[ 8, 9, 10, 11, 12, 13 ]

Pit (nuclear weapon)

UNK

crashed

11,028

crashed near Thule , Greenland

VERB

1968 Thule Air Base B-52 crash

9,746

crash

4

9,813

[ "Sandia", "Base", "personnel", "were", "dispatched", "to", "assist", "in", "two", "major", "incidents", "involving", "the", "loss", "and", "recovery", "of", "nuclear", "weapons", "in", "the", "1960s", ".", "In", "1966", ",", "a", "Boeing", "B-52", "Stratofor...

[ 103, 104, 105, 106, 107 ]

Sandia Base

UNK

crash

11,028

Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,747

crash

4

9,814

[ "Palomares", ",", "and", "the", "Thule", "Air", "Base", "B-52", "crash", "involving", "nuclear", "weapons", "two", "years", "later", "in", "Greenland", ",", "made", "Operation", "Chrome", "Dome", "politically", "untenable", ",", "leading", "the", "U.S.", "Depa...

[ 4, 5, 6, 7, 8 ]

1966 Palomares B-52 crash

UNK

crash

11,028

1968 Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,748

crash

4

9,815

[ "In", "April", "2015", ",", "the", "Palomares", "incident", "was", "mentioned", "in", "the", "Danish", "film", "''", "The", "Idealist", "''", ",", "a", "film", "about", "a", "similar", "incident", ",", "the", "1968", "Thule", "Air", "Base", "B-52", "cras...

[ 26, 27, 28, 29, 30, 31 ]

1966 Palomares B-52 crash

UNK

crash

11,028

1968 Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,749

crash

4

9,816

[ "''", "The", "Idealist", "''", "(", ")", "is", "a", "2015", "Danish", "thriller", "film", "directed", "by", "Christina", "Rosendahl", "about", "the", "investigation", "into", "medical", "problems", "of", "workers", "who", "cleaned", "up", "after", "the", "19...

[ 29, 30, 31, 32, 33, 34 ]

The Idealist

UNK

crash

11,028

1968 Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,750

crash

4

9,817

[ "Ralph", "Harris", "covered", "news", "conferences", "throughout", "the", "Truman", ",", "Eisenhower", ",", "Kennedy", ",", "Johnson", ",", "Nixon", ",", "Ford", ",", "Carter", "and", "Reagan", "administrations", "for", "Reuters", ".", "He", "was", "Reuters", ...

[ 87, 88, 89, 90, 91, 92 ]

Ralph Harris (journalist)

UNK

crash

11,028

1968 Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,751

crash

4

9,818

[ "Narsaarsuk", "(", "old", "spelling", ":", "''", "Narssârssuk", "''", ")", "is", "an", "abandoned", "settlement", "on", "the", "edge", "of", "Bylot", "Sound", "in", "northern", "Greenland", "near", "Thule", "Air", "Base", ".", "The", "site", "of", "the", ...

[ 39, 40, 41, 42, 43, 44 ]

Narsaarsuk

UNK

crash

11,028

1968 Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,752

crash

4

9,819

[ "The", "Hanford", "Site", "is", "a", "decommissioned", "nuclear", "production", "complex", "that", "produced", "plutonium", "for", "most", "of", "the", "60,000", "weapons", "in", "the", "U.S.", "nuclear", "arsenal", ".", "There", "are", "environmental", "concern...

[ 58, 59, 60, 61, 62, 63 ]

Anthropogenic hazard

UNK

crash

11,028

crash of a B-52 near Thule Air Base

NOUN

1968 Thule Air Base B-52 crash

9,753

crash

4

9,820

[ "Ûssarĸak", "K'ujaukitsoĸ", "was", "the", "son", "of", "K'ujaukitsoĸ", "K'ujaukitsoĸ", "and", "his", "wife", "Eĸilana", ".", "His", "grandfather", "was", "Inukitsupaluk", "K'ujaukitsoĸ", "(", "1890-1967", ")", ",", "who", "participated", "in", "expeditions", "by",...

[ 150, 151, 152, 153, 154, 155, 156, 157 ]

Ûssarĸak K'ujaukitsoĸ

UNK

crash

11,028

1968 Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,754

crash

4

9,821

[ "Similar", "incidents", "happened", "many", "times", "in", "the", "United", "States", ",", "due", "to", "failed", "computer", "chips", ",", "misidentifications", "of", "large", "flights", "of", "geese", ",", "test", "programs", ",", "and", "bureaucratic", "fai...

[ 84, 85, 86, 87, 88, 89 ]

Nuclear warfare

UNK

crash

11,028

1968 Thule Air Base B-52 crash

NOUN

1968 Thule Air Base B-52 crash

9,755

crash

4

9,822

[ "On", "Earth", ",", "berkelium", "is", "mostly", "concentrated", "in", "certain", "areas", ",", "which", "were", "used", "for", "the", "atmospheric", "nuclear", "weapons", "tests", "between", "1945", "and", "1980", ",", "as", "well", "as", "at", "the", "si...

[ 46, 47, 48, 49, 50, 51 ]

Berkelium

UNK

accident

11,028

accident

NOUN

1968 Thule Air Base B-52 crash

9,756

accident

4

9,823

[ "The", "bay", "was", "the", "site", "of", "a", "Cold", "War", "nuclear", "accident", "when", "a", "B-52", "bomber", "carrying", "four", "thermonuclear", "bombs", "crashed", ",", "spreading", "contaminated", "material", "over", "the", "area", ".", "A", "locat...

[ 10 ]

Wolstenholme Island

UNK

contest

11,817

1956 contest

NOUN

Eurovision Song Contest 1956

9,757

contest

7

9,824

[ "As", "with", "the", "1956", "contest", ",", "no", "video", "recording", "of", "the", "actual", "contest", "performance", "was", "known", "to", "survive", "(", "although", "one", "does", "of", "the", "shorter", "winning", "reprise", ")", ";", "however", ",...

[ 3, 4 ]

Eurovision Song Contest 1964

UNK

Contest

11,817

Eurovision Song Contest 1956

PROPN

Eurovision Song Contest 1956

9,758

Contest

7

9,825

[ "Quinn", "was", "born", "in", "Lower", "Austria", "and", "grew", "up", "in", "Vienna", ".", "As", "a", "child", "he", "lived", "in", "Morgantown", ",", "West", "Virginia", "(", "USA", ")", "with", "his", "father", ",", "but", "moved", "back", "to", "...

[ 228, 229, 230, 231 ]

Freddy Quinn

UNK

winner

11,817

first winner of Eurovision Song Contest

NOUN

Eurovision Song Contest 1956

9,759

winner

7

9,826

[ "A", "number", "of", "guests", "performed", "during", "the", "concert", ":", "Sirusho", ",", "the", "Armenian", "entry", "for", "the", "Eurovision", "Song", "Contest", "2008", "(", "4th", "place", ")", ";", "Andre", ",", "the", "Armenian", "entry", "for", ...

[ 78, 79, 80, 81, 82, 83 ]

Armenia in the Eurovision Song Contest 2010

UNK

Contest

11,817

Eurovision Song Contest

PROPN

Eurovision Song Contest 1956

9,760

Contest

7

9,827

[ "Born", "in", "Giubiasco", ",", "Traversi", "was", "encouraged", "by", "her", "father", ",", "a", "musician", ",", "and", "started", "singing", "with", "an", "orchestra", "in", "the", "mid-1950s", ",", "including", "with", "the", "orchestra", "of", "the", ...

[ 49, 50, 51 ]

Anita Traversi

UNK

Contest

11,817

Eurovision Song Contest 1956

PROPN

Eurovision Song Contest 1956

9,761

Contest

7

9,828

[ "\"", "Les", "amants", "de", "minuit", "\"", "(", ",", ")", "was", "the", "second", "Luxembourgish", "entry", "in", "the", "Eurovision", "Song", "Contest", "1956", "(", "the", "rules", "of", "this", "Contest", "and", "no", "other", "allowing", "two", "en...

[ 16, 17, 18, 19 ]

Les amants de minuit