text stringlengths 11 320k | source stringlengths 26 161 |
|---|---|
The Wolf effect (sometimes Wolf shift ) is a frequency shift in the electromagnetic spectrum . [ 1 ] The phenomenon occurs in several closely related phenomena in radiation physics , with analogous effects occurring in the scattering of light. [ 2 ] It was first predicted by Emil Wolf in 1987 [ 3 ] [ 4 ] and subsequent... | https://en.wikipedia.org/wiki/Wolf_effect |
The Wolf summation is a method for computing the electrostatic interactions of systems (e.g. crystals ). This method is generally more computationally efficient than the Ewald summation . It was proposed by Dieter Wolf. [ 1 ]
This computational physics -related article is a stub . You can help Wikipedia by expanding i... | https://en.wikipedia.org/wiki/Wolf_summation |
The Wolfbox is the name for the original passive DI unit , direct box , or DI as invented in the late 1950s by Dr. Edward Wolfrum, PhD, alumnus engineer of Motown , Golden World Records , Terra-Shirma Studios, Metro-Audio Capstan Roller Remote recording, and United Sound Systems in Detroit, Michigan . [ 1 ] [ 2 ] Used ... | https://en.wikipedia.org/wiki/Wolfbox |
Wolff's law , developed by the German anatomist and surgeon Julius Wolff (1836–1902) in the 19th century, states that bone in a healthy animal will adapt to the loads under which it is placed. [ 1 ] If loading on a particular bone increases, the bone will remodel itself over time to become stronger to resist that sort ... | https://en.wikipedia.org/wiki/Wolff's_law |
The Wolff algorithm , [ 1 ] named after Ulli Wolff , is an algorithm for Monte Carlo simulation of the Ising model and Potts model in which the unit to be flipped is not a single spin (as in the heat bath or Metropolis algorithms ) but a cluster of them. This cluster is defined as the set of connected spins sharing the... | https://en.wikipedia.org/wiki/Wolff_algorithm |
The Wolff rearrangement is a reaction in organic chemistry in which an α-diazocarbonyl compound is converted into a ketene by loss of dinitrogen with accompanying 1,2-rearrangement . The Wolff rearrangement yields a ketene as an intermediate product, which can undergo nucleophilic attack with weakly acidic nucleophile... | https://en.wikipedia.org/wiki/Wolff_rearrangement |
The Wolffenstein–Böters reaction is an organic reaction converting benzene to picric acid by a mixture of aqueous nitric acid and mercury(II) nitrate . [ 1 ] [ 2 ] [ 3 ]
The reaction, which involves simultaneous nitration and oxidation , was first reported by the German chemists Richard Wolffenstein and Oskar Böters i... | https://en.wikipedia.org/wiki/Wolffenstein–Böters_reaction |
Wolffram’s Red Salt is an inorganic compound with the double salt formula [Pt(C 2 H 5 NH 2 ) 4 Cl 2 ] [Pt(C 2 H 5 NH 2 ) 4 ]Cl 4 ·4H 2 O. This compound is an early example of a one-dimensional coordination polymer , serving as a representative structure for studies in solid-state physics . This species has been of inte... | https://en.wikipedia.org/wiki/Wolffram's_red_salt |
The Wolff–Kishner reduction is a reaction used in organic chemistry to convert carbonyl functionalities into methylene groups . [ 1 ] [ 2 ] In the context of complex molecule synthesis, it is most frequently employed to remove a carbonyl group after it has served its synthetic purpose of activating an intermediate in a... | https://en.wikipedia.org/wiki/Wolff–Kishner_reduction |
Wolfgang Kautek is an Austrian Physical chemist and the head of the Physical chemistry department at the University of Vienna . [ 1 ]
He is the President of the Erwin Schrödinger Society for Nanosciences (ESG) [ 2 ] and the Chairman of the Research Group "Physical Chemistry" at the Austrian Chemical Society (GÖCh). [ ... | https://en.wikipedia.org/wiki/Wolfgang_Kautek |
Wolfgang Krull (26 August 1899 – 12 April 1971) was a German mathematician who made fundamental contributions to commutative algebra , introducing concepts that are now central to the subject.
Krull was born and went to school in Baden-Baden . He attended the Universities of Freiburg , Rostock and finally Göttingen f... | https://en.wikipedia.org/wiki/Wolfgang_Krull |
Wolfgang Konrad Spohn (born 20 March 1950, in Tübingen ) is a German philosopher. He is professor of philosophy and philosophy of science at the University of Konstanz .
Wolfgang Spohn studied philosophy, logic and philosophy of science and mathematics at the University of Munich and acquired there the MA (1973) and t... | https://en.wikipedia.org/wiki/Wolfgang_Spohn |
Wolfram Mathematica is a software system with built-in libraries for several areas of technical computing that allows machine learning , statistics , symbolic computation , data manipulation, network analysis, time series analysis, NLP , optimization , plotting functions and various types of data, implementation of alg... | https://en.wikipedia.org/wiki/Wolfram_Mathematica |
Wollaston wire is a very fine (c. 0.001 mm thick) platinum wire clad in silver and used in electrical instruments. For most uses, the silver cladding is etched away by acid to expose the platinum core.
The wire is named after its inventor, William Hyde Wollaston , who first produced it in England in the early 19th c... | https://en.wikipedia.org/wiki/Wollaston_wire |
In mathematics , Wolstenholme's theorem states that for a prime number p ≥ 5, the congruence
holds, where the parentheses denote a binomial coefficient . For example, with p = 7, this says that 1716 is one more than a multiple of 343. The theorem was first proved by Joseph Wolstenholme in 1862. In 1819, Charles Babb... | https://en.wikipedia.org/wiki/Wolstenholme's_theorem |
In plasma physics , Woltjer's theorem states that force-free magnetic fields in a closed system with constant force-free parameter α {\displaystyle \alpha } represent the state with lowest magnetic energy in the system and that the magnetic helicity is invariant under this condition. It is named after Lodewijk Woltjer ... | https://en.wikipedia.org/wiki/Woltjer's_theorem |
Women Who Code (WWCode) was an international non-profit organization that provides services for women pursuing technology careers and a job board [ 2 ] for companies seeking coding professionals. The company aims to provide an avenue into the technology world by evaluating and assisting women in developing technical sk... | https://en.wikipedia.org/wiki/Women_Who_Code |
Women Who Weld is a nonprofit organization based in Detroit, Michigan . Women Who Weld teaches women how to weld and find employment in the welding industry through intensive and introductory welding training programs, including Week-Long Intensive Welding Training Classes and Single-Day Introductory Workshops. [ 1 ]
... | https://en.wikipedia.org/wiki/Women_Who_Weld |
Women and Families for Defence was a Conservative -aligned pressure group originally founded in March 1983 [ 1 ] as Women for Defence . [ 2 ] It was founded in opposition to the Greenham Common Women's Peace Camp [ 3 ] and the Campaign for Nuclear Disarmament , [ 4 ] and aimed to oppose arguments in favour of unilatera... | https://en.wikipedia.org/wiki/Women_and_Families_for_Defence |
Women in Cell Biology (WCIB) is a subcommittee of the American Society for Cell Biology (ASCB) created to promote women in cell biology and present awards.
A group of women were unhappy with the lack of recognition in ASCB . In 1971, Virginia Walbot gathered a group of women to meet at the annual ASCB meetings and WI... | https://en.wikipedia.org/wiki/Women_in_Cell_Biology |
The role of women in and affiliated with NASA has varied over time. As early as 1922 women were working as physicists and in other technical positions. [1] Throughout the 1930s to the present, more women joined the NASA teams not only at Langley Memorial, but at the Jet Propulsion Laboratory, the Glenn Research Center,... | https://en.wikipedia.org/wiki/Women_in_NASA |
Many scholars and policymakers have noted that the fields of science, technology, engineering, and mathematics (STEM) have remained predominantly male with historically low participation among women since the origins of these fields in the 18th century during the Age of Enlightenment . [ 1 ]
Scholars are exploring the... | https://en.wikipedia.org/wiki/Women_in_STEM |
Women in Science Hall of Fame was established in 2010 by the U.S. State Department Environment, Science, Technology, and Health Hub for the Middle East and North Africa to recognize the exceptional women scientists in this region of the world. [ 1 ]
Annual awards were made 2011-2015 and coordinated by the U.S. Embassy... | https://en.wikipedia.org/wiki/Women_in_Science_Hall_of_Fame_(U.S._State_Department) |
Women in Scientific and Engineering Professions is a 1984 book co-edited by American authors Violet B. Haas and Carolyn C. Perrucci . It was published through University of Michigan Press . The book was reviewed in several academic journals. [ further explanation needed ] [ 1 ] [ 2 ] [ 3 ] [ 4 ]
This article about a n... | https://en.wikipedia.org/wiki/Women_in_Scientific_and_Engineering_Professions |
Women in archaeology is an aspect of the history of archaeology and the topic of women in science more generally. In the nineteenth century women were discouraged from pursuing interests in archaeology, however throughout the twentieth century participation and recognition of expertise increased. However women in archa... | https://en.wikipedia.org/wiki/Women_in_archaeology |
This is a list of women chemists . It should include those who have been important to the development or practice of chemistry . Their research or application has made significant contributions in the area of basic or applied chemistry.
Eight women have won the Nobel Prize in Chemistry (listed above), awarded annually... | https://en.wikipedia.org/wiki/Women_in_chemistry |
This article discusses women who have made an important contribution to the field of physics .
Five women have won the Nobel Prize in Physics , awarded annually since 1901 by the Royal Swedish Academy of Sciences . [ 1 ] These are: [ 2 ]
Marie Curie was the first woman to be nominated in 1902 and to receive the prize... | https://en.wikipedia.org/wiki/Women_in_physics |
The presence of women in science spans the earliest times of the history of science wherein they have made substantial contributions. Historians with an interest in gender and science have researched the scientific endeavors and accomplishments of women, the barriers they have faced, and the strategies implemented to h... | https://en.wikipedia.org/wiki/Women_in_science |
The Womersley number ( α {\displaystyle \alpha } or Wo {\displaystyle {\text{Wo}}} ) is a dimensionless number in biofluid mechanics and biofluid dynamics . It is a dimensionless expression of the pulsatile flow frequency in relation to viscous effects . It is named after John R. Womersley (1907–1958) for his work with... | https://en.wikipedia.org/wiki/Womersley_number |
WonderFest is an American fan convention focusing on science fiction and horror , held annually since 1992 after two years as a predecessor event. "One of the biggest hobby events in the country," [ 1 ] it takes place in Louisville, Kentucky , and is the site of the annual presentation of the Rondo Hatton Classic Horro... | https://en.wikipedia.org/wiki/WonderFest |
Wonder Loom is a toy loom designed for children, used mainly as a way for them to create colourful bracelets and charms by weaving rubber bands together into Brunnian links . [ citation needed ] It was designed in 2013 by Choon's Designs LLC of Wixom, Michigan [ 1 ] and licensed to The Beadery Craft Products in Hope Va... | https://en.wikipedia.org/wiki/Wonder_Loom |
The Wong–Sandler mixing rule is a thermodynamic mixing rule used for vapor–liquid equilibrium and liquid-liquid equilibrium calculations. [ 1 ]
The first boundary condition is
which constrains the sum of a and b . The second equation is
with the notable limit as P → ∞ {\displaystyle P\to \infty } (and V _ i → b , {\... | https://en.wikipedia.org/wiki/Wong–Sandler_mixing_rule |
Wonky hole is a colloquial, Australian term for a submarine groundwater discharge , a freshwater spring flowing from the seabed.
Wonky holes are found in the Great Barrier Reef and the Gulf of Carpentaria , both in Queensland . Wonky holes can be found in the coral reef up to 60 km (37 mi) offshore. [ 1 ] [ 2 ] [ 3 ]
... | https://en.wikipedia.org/wiki/Wonky_hole |
The WooYun ( Chinese : 乌云网 ; lit. 'dark cloud') [ 2 ] was a Mainland China -based vulnerability disclosure platform [ 3 ] founded in May 2010 [ 4 ] by Fang Xiaodun [ 5 ] and Meng De . [ 6 ] It posted an announcement on July 20, 2016 that the site was down for an upgrade and would be restored in the shortest possible ti... | https://en.wikipedia.org/wiki/WooYun |
Wood's metal , also known as Lipowitz's alloy or by the commercial names Cerrobend , Bendalloy , Pewtalloy and MCP 158 , is a fusible metal alloy (having a low melting point) that is useful for soldering and making custom metal parts. The alloy is named for Barnabas Wood , who invented and patented the alloy in 1860. ... | https://en.wikipedia.org/wiki/Wood's_metal |
The Wood Screw Pump is a low-lift axial-flow drainage pump designed by A. Baldwin Wood in 1913 to cope with the drainage problems of New Orleans . Wood's extremely efficient pumps replaced less efficient pumps in the city's drainage system, prior to which the city had experienced chronic flooding problems, bringing dis... | https://en.wikipedia.org/wiki/Wood_Screw_Pump |
Wood ash is the powdery residue remaining after the combustion of wood , such as burning wood in a fireplace , bonfire , or an industrial power plant . It is largely composed of calcium compounds, along with other non-combustible trace elements present in the wood, and has been used for many purposes throughout history... | https://en.wikipedia.org/wiki/Wood_ash |
Wood degradation is a complex process influenced by various biological , chemical , and environmental factors . It significantly impacts the durability and longevity of wood products and structures, necessitating effective preservation and protection strategies. It primarily involves fungi , bacteria , and insects . Fu... | https://en.wikipedia.org/wiki/Wood_degradation |
Wood gas is a fuel gas that can be used for furnaces, stoves, and vehicles. During the production process, biomass or related carbon-containing materials are gasified within the oxygen-limited environment of a wood gas generator to produce a combustible mixture. In some gasifiers this process is preceded by pyrolysis ,... | https://en.wikipedia.org/wiki/Wood_gas |
A wood gas generator is a gasification unit which converts timber or charcoal into wood gas , a producer gas consisting of atmospheric nitrogen , carbon monoxide , hydrogen , traces of methane , and other gases, which – after cooling and filtering – can then be used to power an internal combustion engine or for other p... | https://en.wikipedia.org/wiki/Wood_gas_generator |
Wood easily degrades without sufficient preservation. Apart from structural wood preservation measures, there are a number of different chemical preservatives and processes (also known as timber treatment , lumber treatment or pressure treatment ) that can extend the life of wood, timber , and their associated products... | https://en.wikipedia.org/wiki/Wood_preservation |
Wood science [ 1 ] is the scientific field which predominantly studies and investigates elements associated with the formation, the physical and chemical composition, and the macro- and microstructure of wood as a bio-based and lignocellulosic material. Wood science additionally delves into the biological, chemical, ph... | https://en.wikipedia.org/wiki/Wood_science |
Wood stabilization is a number of processes which use pressure and/or vacuum to impregnate wood cellular structure with certain monomers , acrylics , phenolics or other resins [ 1 ] to improve dimensional stability , biological durability, hardness, and other material properties. [ 2 ] When exposed to moisture through ... | https://en.wikipedia.org/wiki/Wood_stabilization |
Wood warping is a deviation from flatness in timber as a result of internal residual stress caused by uneven shrinkage. Warping primarily occurs due to uneven expansion or contraction caused by changes in moisture content. Warping can occur in wood considered "dry" (wood can take up and release moisture indefinitely [ ... | https://en.wikipedia.org/wiki/Wood_warping |
Wooded meadows (also named wood-meadows , park meadows , etc.) are ecosystems in temperate forest regions. They are sparse natural stands with a regularly mowed herbaceous layer .
While frequent throughout Europe during the Medieval period and before, wooded meadows have largely disappeared. Wooded meadows originated ... | https://en.wikipedia.org/wiki/Wooded_meadow |
A woodland edge or forest edge is the transition zone ( ecotone ) from an area of woodland or forest to fields or other open spaces. Certain species of plants and animals are adapted to the forest edge, and these species are often more familiar to humans than species only found deeper within forests. A classic example ... | https://en.wikipedia.org/wiki/Woodland_edge |
The Woodstock of physics was the popular name given by physicists to the marathon session of the American Physical Society ’s meeting on March 18, 1987, which featured 51 presentations of recent discoveries in the science of high-temperature superconductors . Various presenters anticipated that these new materials woul... | https://en.wikipedia.org/wiki/Woodstock_of_physics |
The Woods–Saxon potential is a mean field potential for the nucleons ( protons and neutrons ) inside the atomic nucleus , which is used to describe approximately the forces applied on each nucleon , in the nuclear shell model for the structure of the nucleus. The potential is named after Roger D. Woods and David S. Sax... | https://en.wikipedia.org/wiki/Woods–Saxon_potential |
Woodward's rules , named after Robert Burns Woodward and also known as Woodward–Fieser rules (for Louis Fieser ) are several sets of empirically derived rules which attempt to predict the wavelength of the absorption maximum (λ max ) in an ultraviolet–visible spectrum of a given compound . Inputs used in the calculati... | https://en.wikipedia.org/wiki/Woodward's_rules |
The Woodward cis-hydroxylation (also known as the Woodward reaction ) is the chemical reaction of alkenes with iodine and silver acetate in wet acetic acid to form cis-diols. [ 1 ] [ 2 ] (conversion of olefin into cis-diol)
The reaction is named after its discoverer, Robert Burns Woodward .
This reaction has found ap... | https://en.wikipedia.org/wiki/Woodward_cis-hydroxylation |
The Woodward–Hoffmann rules (or the pericyclic selection rules ) [ 1 ] are a set of rules devised by Robert Burns Woodward and Roald Hoffmann to rationalize or predict certain aspects of the stereochemistry and activation energy of pericyclic reactions , an important class of reactions in organic chemistry . The rules ... | https://en.wikipedia.org/wiki/Woodward–Hoffmann_rules |
A Woodworking machine is a machine that is intended to process wood . These machines are usually powered by electric motors and are used extensively in woodworking . Sometimes grinding machines (used for grinding down to smaller pieces) are also considered a part of woodworking machinery. [ 1 ]
These machines are used... | https://en.wikipedia.org/wiki/Woodworking_machine |
A woody plant is a plant that produces wood as its structural tissue and thus has a hard stem. [ 1 ] In cold climates, woody plants further survive winter or dry season above ground, as opposed to herbaceous plants that die back to the ground until spring . [ 2 ]
Woody plants are usually trees , shrubs , or lianas . T... | https://en.wikipedia.org/wiki/Woody_plant |
The wool combing machine was invented by Edmund Cartwright , the inventor of the power loom , in Doncaster . The machine was used to arrange and lay parallel by length the fibers of wool , prior to further treatment. [ 1 ] [ 2 ] [ 3 ] [ 4 ]
Cartwright's invention, nicknamed "Big Ben," was originally patented in April ... | https://en.wikipedia.org/wiki/Wool_combing_machine |
Woollins' reagent is an organic compound containing phosphorus and selenium . Analogous to Lawesson's reagent , it is used mainly as a selenation reagent. It is named after John Derek Woollins .
Woollins' reagent is commercially available. It can also be conveniently prepared in the laboratory by heating a mixture of ... | https://en.wikipedia.org/wiki/Woollins'_reagent |
Wootz steel is a crucible steel characterized by a pattern of bands and high carbon content. These bands are formed by sheets of microscopic carbides within a tempered martensite or pearlite matrix in higher- carbon steel , or by ferrite and pearlite banding in lower-carbon steels. It was a pioneering steel alloy devel... | https://en.wikipedia.org/wiki/Wootz_steel |
WordMARC Composer [ 1 ] [ 2 ] was a scientifically oriented word processor [ 3 ] developed by MARC Software, an offshoot of MARC Analysis Research Corporation [ 4 ] (which specialized in high end Finite Element Analysis software for mechanical engineering). It ran originally on minicomputers such as Prime and Digital ... | https://en.wikipedia.org/wiki/WordMARC |
In computer hardware, a word mark or flag is a bit in each memory location on some early variable word length computers (e.g., IBM 1401 , 1410 , 1620 ) used to mark the end of a word . [ 1 ] Sometimes the actual bit used as a word mark on a given machine is not called word mark , but has a different name (e.g., flag on... | https://en.wikipedia.org/wiki/Word_mark_(computer_hardware) |
A word processor ( WP ) [ 1 ] [ 2 ] is a device or computer program that provides for input, editing, formatting, and output of text, often with some additional features.
Early word processors were stand-alone devices dedicated to the function, but current word processors are word processor programs running on general... | https://en.wikipedia.org/wiki/Word_processing |
A word processor is an electronic device (later a computer software application ) for text, composing, editing, formatting, and printing.
The word processor was a stand-alone office machine developed in the 1960s, combining the keyboard text-entry and printing functions of an electric typewriter with a recording unit,... | https://en.wikipedia.org/wiki/Word_processor_(electronic_device) |
In linguistics , a word sense is one of the meanings of a word . For example, a dictionary may have over 50 different senses of the word " play ", each of these having a different meaning based on the context of the word's usage in a sentence , as follows:
We went to see the play Romeo and Juliet at the theater.
The ... | https://en.wikipedia.org/wiki/Word_sense |
In chemistry , work-up refers to the series of manipulations required to isolate and purify the product(s) of a chemical reaction . [ 1 ] The term is used colloquially to refer to these manipulations, which may include:
The work-up steps required for a given chemical reaction may require one or more of these manipulat... | https://en.wikipedia.org/wiki/Work-up |
In science, work is the energy transferred to or from an object via the application of force along a displacement . In its simplest form, for a constant force aligned with the direction of motion, the work equals the product of the force strength and the distance traveled. A force is said to do positive work if it has ... | https://en.wikipedia.org/wiki/Work_(physics) |
Thermodynamic work is one of the principal kinds of process by which a thermodynamic system can interact with and transfer energy to its surroundings. This results in externally measurable macroscopic forces on the system's surroundings, which can cause mechanical work , to lift a weight, for example, [ 1 ] or cause ch... | https://en.wikipedia.org/wiki/Work_(thermodynamics) |
Work 4.0 ( German : Arbeit 4.0 ) is the conceptual umbrella under which the future of work is discussed in Germany and, to some extent, within the European Union . [ 1 ] It describes how the world of work may change until 2030 [ 2 ] and beyond in response to the developments associated with Industry 4.0 , including wid... | https://en.wikipedia.org/wiki/Work_4.0 |
A work-breakdown structure ( WBS ) [ 2 ] in project management and systems engineering is a breakdown of a project into smaller components. It is a key project management element that organizes the team's work into manageable sections. The Project Management Body of Knowledge defines the work-breakdown structure as a "... | https://en.wikipedia.org/wiki/Work_breakdown_structure |
In solid-state physics , the work function (sometimes spelled workfunction ) is the minimum thermodynamic work (i.e., energy) needed to remove an electron from a solid to a point in the vacuum immediately outside the solid surface. Here "immediately" means that the final electron position is far from the surface on the... | https://en.wikipedia.org/wiki/Work_function |
Work hardening , also known as strain hardening , is the process by which a material's load-bearing capacity (strength) increases during plastic (permanent) deformation. This characteristic is what sets ductile materials apart from brittle materials. [ 1 ] Work hardening may be desirable, undesirable, or inconsequentia... | https://en.wikipedia.org/wiki/Work_hardening |
The work loop technique is used in muscle physiology to evaluate the mechanical work and power output of skeletal or cardiac muscle contractions via in vitro muscle testing of whole muscles, fiber bundles or single muscle fibers. This technique is primarily used for cyclical contractions such as cockroach walking., [ ... | https://en.wikipedia.org/wiki/Work_loop |
Work measurement is the application of techniques which is designed to establish the time for an average worker to carry out a specified manufacturing task at a defined level of performance. [ 1 ] It is concerned with the duration of time it takes to complete a work task assigned to a specific job. It means the time ta... | https://en.wikipedia.org/wiki/Work_measurement |
A work of art , artwork , [ 1 ] art piece , piece of art or art object is an artistic creation of aesthetic value. Except for "work of art", which may be used of any work regarded as art in its widest sense, including works from literature and music , these terms apply principally to tangible, physical forms of visual ... | https://en.wikipedia.org/wiki/Work_of_art |
In physics , work output is the work done by a simple machine , compound machine , or any type of engine model. In common terms, it is the energy output, which for simple machines is always less than the energy input, even though the forces may be drastically different.
In [thermodynamics], work output can refer to th... | https://en.wikipedia.org/wiki/Work_output |
Work sampling is the statistical technique used for determining the proportion of time spent by workers in various defined categories of activity (e.g. setting up a machine, assembling two parts, idle...etc.). [ 1 ] It is as important as all other statistical techniques because it permits quick analysis, recognition, a... | https://en.wikipedia.org/wiki/Work_sampling |
A work system is a socio-technical system in which human participants and/or machines perform tasks using information, technology, and other resources to produce products and services for internal or external customers. Typical business organizations contain work systems that procure materials from suppliers, produce p... | https://en.wikipedia.org/wiki/Work_systems |
A workcell is an arrangement of resources in a manufacturing environment to improve the quality, speed and cost of the process. Workcells are designed to improve these by improving process flow and eliminating waste. They are based on the principles of Lean Manufacturing as described in The Machine That Changed the W... | https://en.wikipedia.org/wiki/Workcell |
The Worker Protection Standard (WPS) is a United States Environmental Protection Agency (EPA) federal regulation (40 CFR Part 170), intended to protect employees on farms, forests, nurseries, and greenhouses that are occupationally exposed to agricultural pesticides . [ 1 ] Restricted use pesticides control is managed ... | https://en.wikipedia.org/wiki/Worker_Protection_Standard |
The workerbot is a trademark, which was developed by the pi4 robotics GmbH to describe an industrial robot , which was modeled with its possibilities of movement and its sensory abilities of a human .
The industrial robot has two arms with seven degrees of freedom. In the arms of force sensors are integrated, enabling... | https://en.wikipedia.org/wiki/Workerbot |
A worker–machine activity chart is a chart used to describe or plan the interactions between workers and machines over time. [ 1 ]
As the name indicates, the chart deals with the criteria of work elements and their time for both the worker and the machine. This chart is useful to describe any repetitive worker-machine... | https://en.wikipedia.org/wiki/Worker–machine_activity_chart |
The Working Group on Women in Physics of the International Union of Pure and Applied Physics (IUPAP) was formed by resolution of the Atlanta IUPAP General Assembly in 1999. [ 1 ]
The mandate of the group is:
To carry out this charge the Working Group has, among other things, organized six International Conferences ( ... | https://en.wikipedia.org/wiki/Working_Group_on_Women_in_Physics |
For fluid power , a working fluid is a gas or liquid that primarily transfers force , motion , or mechanical energy . In hydraulics , water or hydraulic fluid transfers force between hydraulic components such as hydraulic pumps , hydraulic cylinders , and hydraulic motors that are assembled into hydraulic machinery , h... | https://en.wikipedia.org/wiki/Working_fluid |
Heat engines, refrigeration cycles and heat pumps usually involve a fluid to and from which heat is transferred while undergoing a thermodynamic cycle. This fluid is called the working fluid . [ 1 ] Refrigeration and heat pump technologies often refer to working fluids as refrigerants . Most thermodynamic cycles make u... | https://en.wikipedia.org/wiki/Working_fluid_selection |
Working mass , also referred to as reaction mass , is a mass against which a system operates in order to produce acceleration . In the case of a chemical rocket, for example, the reaction mass is the product of the burned fuel shot backwards to provide propulsion. All acceleration requires an exchange of momentum , whi... | https://en.wikipedia.org/wiki/Working_mass |
Each instrument used in analytical chemistry has a useful working range . This is the range of concentration (or mass) that can be adequately determined by the instrument, where the instrument provides a useful signal that can be related to the concentration of the analyte . [ 1 ]
All instruments have an upper and a l... | https://en.wikipedia.org/wiki/Working_range |
Workshop on Numerical Ranges and Numerical Radii (WONRA) is a biennial workshop series on numerical ranges and numerical radii which began in 1992.
Numerical ranges and numerical radii are useful in the study of matrix and operator theory.
These topics have applications in many subjects in pure and applied mathematics... | https://en.wikipedia.org/wiki/Workshop_on_Numerical_Ranges_and_Numerical_Radii |
The World Association of Theoretical and Computational Chemists ( WATOC ) is a scholarly association founded in 1982 "in order to encourage the development and application of theoretical methods" in chemistry , particularly theoretical chemistry and computational chemistry . [ 1 ] It was originally called the World Ass... | https://en.wikipedia.org/wiki/World_Association_of_Theoretical_and_Computational_Chemists |
The World Cell Race is a competition among labs to see which biological cell type can travel 600 microns the fastest. The idea is to promote research into how to make cells move faster to aid immune system response or slow metastatic cancers . A fork with a dead end was added to the course in 2013 to assess responses t... | https://en.wikipedia.org/wiki/World_Cell_Race |
The World Chlorine Council ( WCC ) is an international network of national and regional trade associations representing the chlorine and chlorinated products industries in more than 27 countries. [ 1 ] [ 2 ] Members include chloralkali process associations such as Euro Chlor , Japan Soda Industry Association , Alkali M... | https://en.wikipedia.org/wiki/World_Chlorine_Council |
The World Congress On Information Technology (WCIT) 2019 is an information and communications technology (ICT) event which took place from October 6 to 9, 2019 in Yerevan , Armenia . [ 1 ] The 23rd World Congress on IT featured discussions related to the evolution of the Digital Age . It included sessions on topics ran... | https://en.wikipedia.org/wiki/World_Congress_on_Information_Technology_(2019) |
World Day For Animals In Laboratories ( WDAIL ; also known as World Lab Animal Day ) [ 1 ] is observed every year on 24 April. The surrounding week has come to be known as "World Week for Animals In Laboratories". [ 2 ] The National Anti-Vivisection Society (NAVS) describes the day as an "international day of commemora... | https://en.wikipedia.org/wiki/World_Day_for_Laboratory_Animals |
The World Energy Engineering Congress (WEEC) is an international energy industry conference and exposition hosted annually by the Association of Energy Engineers . [ 1 ]
Professionals in the field of energy engineering from around the world convene annually at the WEEC to discuss energy-related issues and technology s... | https://en.wikipedia.org/wiki/World_Energy_Engineering_Congress |
The World Federation of Engineering Organizations ( French : Federation Mondiale des Organisations d'Ingenieurs ; WFEO ) is an international, non-governmental organization representing the engineering profession worldwide.
Founded in 1968 by a group of regional engineering organizations, under the auspices of the Unit... | https://en.wikipedia.org/wiki/World_Federation_of_Engineering_Organizations |
The World Geodetic System ( WGS ) is a standard used in cartography , geodesy , and satellite navigation including GPS . The current version, WGS 84 , defines an Earth-centered, Earth-fixed coordinate system and a geodetic datum , and also describes the associated Earth Gravitational Model (EGM) and World Magnetic Mode... | https://en.wikipedia.org/wiki/World_Geodetic_System |
The World Geographical Scheme for Recording Plant Distributions ( WGSRPD ) is a biogeographical system developed by the international Biodiversity Information Standards (TDWG) organization, formerly the International Working Group on Taxonomic Databases. [ 1 ] The WGSRPD standards, like other standards for data fields ... | https://en.wikipedia.org/wiki/World_Geographical_Scheme_for_Recording_Plant_Distributions |
World Immunization Week is a global public health campaign to raise awareness and increase rates of immunization against vaccine-preventable diseases around the world. It takes place each year during the last week of April (24th - 30th).
Immunization can protect against 25 different infectious agents or diseases, from... | https://en.wikipedia.org/wiki/World_Immunization_Week |
The 2022 edition of the World Immunization Week was observed from 24 to 30 April 2022. [ 1 ] The World Immunization Week is a global public health campaign for raising awareness for immunization against vaccine preventable diseases. The theme of this year's event is Long Life for All-in pursuit of a long life well live... | https://en.wikipedia.org/wiki/World_Immunization_Week_2022 |
The World Mill (also "heavenly mill", "cosmic mill" and variants) is a mytheme suggested as recurring in Indo-European and other mythologies. It involves the analogy of the cosmos or firmament and a rotating millstone .
The mytheme was extensively explored in Viktor Rydberg 's 1886 Investigations into Germanic Mytholog... | https://en.wikipedia.org/wiki/World_Mill |
The UNESCO World Network of Biosphere Reserves ( WNBR ) covers internationally designated protected areas , known as biosphere or nature reserves , which are meant to demonstrate a balanced relationship between people and nature (e.g. encourage sustainable development ). [ 1 ] They are created under the Man and the Bio... | https://en.wikipedia.org/wiki/World_Network_of_Biosphere_Reserves |
The World Nuclear Transport Institute (WNTI) is an international organisation that represents the collective interests of the nuclear power and packaging industries , and those who rely on it for the safe, efficient, and reliable transport of radioactive materials. [ 1 ] [ 2 ] Through the WNTI, companies are working to... | https://en.wikipedia.org/wiki/World_Nuclear_Transport_Institute |
The World Ocean Atlas ( WOA ) is a data product of the Ocean Climate Laboratory of the National Centers for Environmental Information ( U.S. ). [ 1 ] The WOA consists of a climatology of fields of in situ ocean properties for the World Ocean . It was first produced in 1994 [ 2 ] (based on the earlier Climatological At... | https://en.wikipedia.org/wiki/World_Ocean_Atlas |
The World Register of Marine Species ( WoRMS ) is a taxonomic database that aims to provide an authoritative and comprehensive catalogue and list of names of marine organisms . [ 1 ]
The content of the registry is edited and maintained by scientific specialists on each group of organism. These taxonomists control the ... | https://en.wikipedia.org/wiki/World_Register_of_Marine_Species |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.