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id stringlengths 40 40	title stringlengths 15 120	text stringlengths 41 3.14k	source stringclasses 2 values
f41f0f6736d25916e49e368de006a2409b1d3ab4	ort helped found the soyface (soybean free-air concentration	ort helped found the soyface (soybean free-air concentration enrichment) research facility to study the effect of rising atmospheric carbon dioxide, ozone, and temperature on crops, and served as the facility's director from 2007-2018. in 2019, he showed that a synthetic pathway for photorespiration could increase plan...	wikipedia
49ec4114e7a4d93ef50fa07d6e7944c2fbd735f5	ort has served as president of the international	ort has served as president of the international society of photosynthesis research, the international association of plant physiology, and the american society of plant biologists (aspb). he also served as editor-in-chief of plant physiology and is an associate editor of the annual review of plant biology. today, ort ...	wikipedia
5ace94afacd88cbf9229b06b9c5c6bb1d9153146	ort joined the faculty at the university of	ort joined the faculty at the university of illinois at urbana-champaign as an assistant professor in 1978 and went on to become an associate professor in 1982, and later, a full professor in 1985. from 1978 to 2018, ort was a research plant physiologist with the global change and photosynthesis research unit of the un...	wikipedia
1ec5006f5265ea3f3a7384489b72b829984ddd97	he earned his bachelor’s degree in biology and	he earned his bachelor’s degree in biology and chemistry from wake forest university in 1971 and went on to earn his doctorate in plant biochemistry from michigan state university in 1974. following his doctorate, ort was an nih postdoctoral research fellow at purdue university (1974–1976) and later at the university o...	wikipedia
6fd84df7c77d63f69089a9d49df3e862330c5298	donald richard ort is an american botanist and	donald richard ort is an american botanist and biochemist. he is the robert emerson professor of plant biology and crop sciences at the university of illinois at urbana-champaign where he works on improving crop productivity and resilience to climate change by redesigning photosynthesis. he is a member of the national ...	wikipedia
2f9e9edcc247e1121583c370189f5606f62473ac	electromagnetic formation flight (emff) investigates the concept of	electromagnetic formation flight (emff) investigates the concept of using electromagnets coupled with reaction wheels in place of more traditional propulsion systems to control the positions and attitudes of a number of spacecraft in close proximity. unlike traditional propulsion systems, which use exhaustible propella...	wikipedia
b34c1d7cb9cd42316363b07196b3018fe37af162	former space systems lab associate director dr. raymond	former space systems lab associate director dr. raymond sedwick (now at the university of maryland, college park) has been awarded the first bepi colombo prize for a paper on electromagnetic formation flight. according to aero-astro professor manuel martinez-sanchez, who worked with colombo and was a juror in the compe...	wikipedia
69c40380f1e7339481b3c4f88ed4b8e6a5e2d14d	the mit-ssl constructed two emff testbed vehicles for	the mit-ssl constructed two emff testbed vehicles for demonstrating control of 2-d formations on a large flat floor. vehicles are suspended on a frictionless air carriage and are completely self-contained using rf communications, microprocessors, and a metrology system. liquid nitrogen maintains cryogenic temperatures ...	wikipedia
0eb28b851bf558440f3a5882f6c01575378b797c	the emff system is most applicable in cases	the emff system is most applicable in cases where multiple spacecraft are free-flying relative to one another and there is no need to control the center of mass of the system. nasa’s terrestrial planet finder (tpf) mission and space telescope assembly are just two such types of missions. emff provides the foremost adva...	wikipedia
aacc6c433f1533012e791cb49a15354ca40f0939	the magnetic fields for emff are generated by	the magnetic fields for emff are generated by sending current through coils of wire. the interaction between the magnetic dipoles created is easily understood with a far field approximation where the separation distance between two vehicles is large compared to the physical size of the dipole. by controlling the dipole...	wikipedia
2f9e9edcc247e1121583c370189f5606f62473ac	electromagnetic formation flight (emff) investigates the concept of	electromagnetic formation flight (emff) investigates the concept of using electromagnets coupled with reaction wheels in place of more traditional propulsion systems to control the positions and attitudes of a number of spacecraft in close proximity. unlike traditional propulsion systems, which use exhaustible propella...	wikipedia
b7041ad00ac2f5404ca70ce3a6e0e8332128643d	dorval played 13 matches for the brazil national	dorval played 13 matches for the brazil national team, being called up for the 1959 south american championship in argentina and making his full international debut on 10 march 1959, in a 2–2 draw against peru at the monumental de núñez. his only goal for the national side occurred on 17 september of that year, in a 7–...	wikipedia
d6b4027eeea99bf94b3d4659d133ec2605d2c618	dorval left santos in 1967, and joined palmeiras.	dorval left santos in 1967, and joined palmeiras. after having little success with his new club, he moved to atlético paranaense in 1968, where he won the 1970 campeonato paranaense.	wikipedia
e0f2cb2e02fc2c048acc8425678e5731ff7fbbc0	dorval subsequently established himself as a regular starter	dorval subsequently established himself as a regular starter for peixe, being a part of the os santásticos squad which won several titles and was widely known in the whole world. in 1964, he was sold to argentine side racing club, but returned to santos in 1965 after the club failed to pay his transfer fee.	wikipedia
025d61f32f55e2535302c8f53732bf7b55c2f25a	in october 1956, dorval signed a contract with	in october 1956, dorval signed a contract with santos, after spending some months on trial at the club. he began the 1957 season on loan at juventus-sp, but returned to santos after three months as a replacement to alfredinho, who signed for grêmio.	wikipedia
fecf7cbd7792c08944197b92392fb04b962a7ae6	born in porto alegre, rio grande do sul,	born in porto alegre, rio grande do sul, dorval represented internacional and grêmio as a youth. after failing to make his breakthrough, he moved to lowly locals grêmio esportivo força e luz, where he made his senior debut.	wikipedia
d91446fbccc60756aaff6d9dafc85494b8d1d097	a chessboard complex is a particular kind of	a chessboard complex is a particular kind of abstract simplicial complex, which has various applications in topological graph theory and algebraic topology. informally, the (m, n)-chessboard complex contains all sets of positions on an m-by-n chessboard, where rooks can be placed without attacking each other. equivalen...	wikipedia
60f4189082447ae62c3ffcd3f7f77a587a6ff347	the complex Δ n 1, …, n k	the complex Δ n 1, …, n k {\displaystyle \delta _{n_{1},\ldots,n_{k}}} is a "chessboard complex" defined for a k -dimensional chessboard. equivalently, it is the set of matchings in a complete k -partite hypergraph. this complex is at least (ν − 2) {\displaystyle (\nu -2)} -connected, for ν:= min { n 1, ⌊ n 1 + n 2 + 1...	wikipedia
82337cecfcd8586ced4dc40b6854618c9f2bae58	the (⌊ n + m + 1 3	the (⌊ n + m + 1 3 ⌋ − 1) {\displaystyle (\lfloor {\frac {n+m+1}{3}}\rfloor -1)} -skeleton of chessboard complex is vertex decomposable in the sense of provan and billera (and thus shellable), and the entire complex is vertex decomposable if n ≥ 2 m − 1 {\displaystyle n\geq 2m-1}. as a corollary, any position of k rook...	wikipedia
b4083f03d46d5fe6ce503f2f55fa197b8f470289	the chessboard complex is (ν m, n −	the chessboard complex is (ν m, n − 1) {\displaystyle (\nu _{m,n}-1)} -connected, where ν m, n:= min { m, n, ⌊ m + n + 1 3 ⌋ } {\displaystyle \nu _{m,n}:=\min\{m,n,\lfloor {\frac {m+n+1}{3}}\rfloor \}}. the homology group h ν m, n (m m, n) {\displaystyle h_{\nu _{m,n}}(m_{m,n})} is a 3-group of exponent at most 9, and ...	wikipedia
9941e95a30e1fd5dcf2e457624b75e7cd290137b	the betti numbers b r − 1 {\displaystyle	the betti numbers b r − 1 {\displaystyle b_{r-1}} of chessboard complexes are zero if and only if (m − r) (n − r) > r {\displaystyle (m-r)(n-r)>r}. the eigenvalues of the combinatorial laplacians of the chessboard complex are integers.	wikipedia
389aaef5e79da3f0d47bd37036f0d42e51b63547	the homotopical connectivity of the chessboard complex is	the homotopical connectivity of the chessboard complex is at least min (m, n, m + n + 1 3) − 2 {\displaystyle \min \left(m,n,{\frac {m+n+1}{3}}\right)-2} (so η ≥ min (m, n, m + n + 1 3) {\displaystyle \eta \geq \min \left(m,n,{\frac {m+n+1}{3}}\right)}).	wikipedia
8df0429b60d1a0502b474e9fe9b3bca5719a3312	every facet of Δ m, n {\displaystyle \delta	every facet of Δ m, n {\displaystyle \delta _{m,n}} contains min (m, n) {\displaystyle \min(m,n)} elements. therefore, the dimension of Δ m, n {\displaystyle \delta _{m,n}} is min (m, n) − 1 {\displaystyle \min(m,n)-1}.	wikipedia
87296d682166abab06a604647cc34c5b8537024d	in any (m, n)-chessboard complex, the neighborhood of	in any (m, n)-chessboard complex, the neighborhood of each vertex has the structure of a (m − 1, n − 1)-chessboard complex. in terms of chess rooks, placing one rook on the board eliminates the remaining squares in the same row and column, leaving a smaller set of rows and columns where additional rooks can be placed. ...	wikipedia
6016a21c3a4225f9520a3ebc7bac3adcd97ea7e8	the chessboard complex can also be defined succinctly	the chessboard complex can also be defined succinctly using deleted join. let d be a set of m discrete points. then the chessboard complex is the n -fold 2-wise deleted join of d, denoted by (d m) Δ (2) ∗ n {\displaystyle (d_{m})_{\delta (2)}^{*n}}.	wikipedia
4083a8a34fb8094ad0ce2b43e971e91ee7b5bb0d	for any two positive integers m and n,	for any two positive integers m and n, the (m, n)-chessboard complex Δ m, n {\displaystyle \delta _{m,n}} is the abstract simplicial complex with vertex set × {\displaystyle \times } that contains all subsets s such that, if (i 1, j 1) {\displaystyle (i_{1},j_{1})} and (i 2, j 2) {\displaystyle (i_{2},j_{2})} are two d...	wikipedia
890c72b458812741963a8066646d9926d48967e9	a chessboard complex is a particular kind of	a chessboard complex is a particular kind of abstract simplicial complex, which has various applications in topological graph theory and algebraic topology. informally, the (m, n)-chessboard complex contains all sets of positions on an m -by- n chessboard, where rooks can be placed without attacking each other. equival...	wikipedia
cff622b788f7de0d48ecb6f501ff3ddd5706b872	canteen lunch in the alley is a restaurant	canteen lunch in the alley is a restaurant located in ottumwa, iowa. the original five-stool canteen lunch was opened in 1927 in a different location, and moved to its current address in 1936. the “canteen lunch” was originally established in 1927. in 1936, the business relocated to its present location under the secon...	wikipedia
e6c131a3afcf398256ee9ae9da6f4c874f0ad992	it remains an example of an early to	it remains an example of an early to mid-20th-century lunchroom. the canteen lunch reflects on this type of eating establishment that gained popularity in the 1920s and 1930s as social and economic challenges were felt by the great depression. lunchrooms like the canteen were frequented by those who had a small budget ...	wikipedia
1ffb569bd990e255ed4c1a8d95ff1f7671915b29	it remains an example of an early to	counter wraps around the freestanding metal steamer. one waitress continually stirs the beef as it cooks in full sight of the patrons. another waitress cuts the buns and adds the condiments, and another ladles the loose meat onto the buns and wraps them in their signature wax paper. this show is an integral part of th...	wikipedia
de20f0e79cf6ae155ea988ae59b5e0691a52c118	the canteen was the model for the lanford	the canteen was the model for the lanford lunch box restaurant opened by roseanne conner (played by roseanne barr) in the sitcom roseanne. barr was married to actor tom arnold, a native of ottumwa, and they frequently visited ottumwa during their marriage.	wikipedia
c0c0f4164ac89483267d8b6f630184ad36b3f121	in 2000, the city of ottumwa pursued the	in 2000, the city of ottumwa pursued the construction of a downtown parking ramp in the current location of the canteen. upon offering to purchase the building, or paying for the building to be moved to another location, the owners and patrons alike insisted that it remain in place. subsequently, in 2004 air rights wer...	wikipedia
8fafc96ec1337ebbca8ba756d2e0872c8f1ffd5e	the layout of the restaurant is just as	the layout of the restaurant is just as essential to the lunchroom's success. the horseshoe-shaped counter wraps around the freestanding metal steamer. one waitress continually stirs the beef as it cooks in full sight of the patrons. another waitress cuts the buns and adds the condiments, and another ladles the loose m...	wikipedia
1f11a7137ffc2eebb5aeb3839b00d0521aefa4fa	the sandwich and operations are intriguing in design.	the sandwich and operations are intriguing in design. every day, the lunchroom prepares 100–150 lbs of ground beef. the grind is finer than standard store ground beef. attempts to use a coarser grind were immediately noticed by the patrons and rejected in favor of the finer grind. the sandwich is served on an oversized...	wikipedia
ccd95fe3c6451528bf513884f3fb7a4de09058bf	the canteen lunch remains in operation today. the	the canteen lunch remains in operation today. the canteen sandwich (or locally, “canteen”) is a loose-meat sandwich resembling that of a “ maid-rite ” or “ sloppy joe ”; however, it is seasoned differently and served more similarly to a hamburger with condiments like pickles, ketchup and mustard. a cheese sauce can be ...	wikipedia
ef69f13d08990a0e5ac01ca9f254058dba23d3ef	lunchrooms like the canteen were frequented by those	lunchrooms like the canteen were frequented by those who had a small budget for eating out, but still needed to have lunch. places like the canteen offered simple short-order food in an informal place to meet and socialize. they were typically frequented by male workers and were typically located near factories.	wikipedia
20ab1a1750b99721f9365fae70ec9da3f58bf044	41°01′05″n 92°24′43″w / 41.018091°n 92.411947°w canteen lunch in	41°01′05″n 92°24′43″w / 41.018091°n 92.411947°w canteen lunch in the alley is a restaurant located in ottumwa, iowa. the original five-stool canteen lunch was opened in 1927 in a different location, and moved to its current address in 1936. the “canteen lunch” was originally established in 1927. in 1936, the business r...	wikipedia
da6e1541c3c6cfda4916e6d227faf82dd2b9421e	the term e-research refers to the use of	the term e-research refers to the use of information technology to support existing and new forms of research. this extends cyber-infrastructure practices established in stem fields such as e-science to cover other all research areas, including hass fields such as digital humanities.	wikipedia
93eb4eda31afe4ccf6e034283dd9e4d00de6f4d1	specialist services, centres or programmes instituted to support	specialist services, centres or programmes instituted to support australian data and technology intensive research operate under the umbrella term: eresearch. in march 2012, representatives from these eresearch groups came together to discuss the need build a "collaborative program to strengthen eresearch and address i...	wikipedia
2f9145085cbe86aa1b6b44fb99af74c71999fdeb	the term e-research (alternately spelled eresearch) refers to	the term e-research (alternately spelled eresearch) refers to the use of information technology to support existing and new forms of research. this extends cyber-infrastructure practices established in stem fields such as e-science to cover other all research areas, including hass fields such as digital humanities.	wikipedia