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Jack E. Buffington
Jack E. Buffington was an American civil engineer and Navy rear admiral who commanded the Naval Facilities Engineering Command and later taught at the University of Arkansas.
Jack E. Cermak
Jack E. Cermak, also known as Jack Edward Cermak, was an American civil engineer at Colorado State University known as the father of wind engineering.
Jack H. Wernick
Jack H. Wernick (Jack Harry Wernick, 1923–2006) was an American materials scientist who led device-materials research at Bell Laboratories and joined the National Academy of Engineering in 1979.
Jack H. Westbrook
Jack H. Westbrook, born Jack Hall Westbrook in 1924, is an American metallurgist at General Electric known for early work on intermetallic compounds and for computerized materials property databases.
Jack Harriman Winters
Jack Harriman Winters is an American wireless and optical communications engineer who spent over two decades at AT&T Labs-Research pioneering smart antennas and MIMO, earning the 2012 IEEE Eric E. Sumner Award.
Jack J. Jiang
Jack J. Jiang is a laryngologist and voice scientist who is a professor at the University of Wisconsin–Madison and received the Presidential Early Career Award in 2001.
Jack Keller
Jack Keller (1928–2013) was an American irrigation and water resources engineer who taught at Utah State University, co-founded Keller-Bliesner Engineering in Logan, Utah, and consulted in more than 60 countries.
Jack Kuehler
Jack Kuehler (1932–2008) was an American electrical engineer who joined IBM in 1958, rose to president and vice chairman, and became the highest-ranking technologist in IBM's history.
Jack L. Kerrebrock
Jack Leo Kerrebrock (1928–2019) was an American aeronautical engineer who founded MIT's Space Propulsion Laboratory, headed its aero-astro department, wrote Aircraft Engines and Gas Turbines, and served NASA.
Jack Ma (马云)
Jack Ma (马云, Ma Yun), born 1964 in Hangzhou, former English teacher who founded Alibaba Group in 1999, was its CEO to 2013 and executive chairman to 2019; Ant Group IPO blocked after his October 2020 regulatory speech; now a mentor.
Jack N. Nielsen
Jack N. Nielsen (Jack Norman Nielsen) was an American aerodynamicist known as "the father of missile aerodynamics", who worked at NACA, NASA Ames, and his own firm.
Jack Northrop
Jack Northrop, born John Knudsen Northrop (1895 to 1981), was an American aircraft designer and founder of the Northrop Corporation, known for the Lockheed Vega's monocoque fuselage and his flying-wing aircraft.
Jack Parsons
Jack Parsons, born Marvel Whiteside Parsons (1914–1952), was an American rocket propulsion engineer who co-founded Aerojet and JPL and invented the first castable composite solid rocket propellant.
Jack Swigert
Jack Swigert, born John Leonard Swigert Jr., was an American astronaut, test pilot, and politician who flew Apollo 13 in 1970 and was elected to Congress from Colorado in 1982.
Jack Tar
Jack Tar was a generic English nickname for an ordinary British seaman below officer rank, naval or merchant, probably from tarred tarpaulin clothing, and a British cultural icon of the long eighteenth century.
Jack Thayer
Jack Thayer, born John Borland "Jack" Thayer Jr., was an American first-class Titanic passenger, 17 when the ship sank in 1912, whose 1940 memoir described the breakup.
Jack Wolf
Jack Keil Wolf (1935–2011) was an American information and coding theorist known for the Slepian–Wolf theorem and for bringing maximum likelihood detection to magnetic data storage.
Jack-up barge
A jack-up barge is a mobile marine platform with legs lowered to the seabed so its hull can be raised above the water as a stable work platform.
Jacket
A jacket is a short upper-body garment ending between the waist and upper thigh, distinguished from a coat by length and worn for warmth, protection, or fashion.
Jackfish (oil sands project)
Jackfish is a steam-assisted gravity drainage oil sands project in Alberta, Canada, which began operating in 2007 and can produce 120,000 barrels of bitumen per day.
Jackhammer
A jackhammer, also known as a demolition hammer, is a percussive power tool that breaks concrete, asphalt, and rock through rapid blows of a chisel-shaped bit.
Jackie Chi Kit Cheung
Jackie Chi Kit Cheung, also known as Jackie Cheung, is a Canadian computer scientist working in natural language processing and an associate professor at McGill University.
Jackie Yi-Ru Ying
Jackie Yi-Ru Ying, also published as Jackie Y. Ying, is a nanotechnologist who founded Singapore's Institute of Bioengineering and Nanotechnology and won the Mustafa Prize.
Jacklyn (landing platform ship)
Jacklyn, legally Landing Platform Vessel #1, is a Blue Origin landing platform ship that recovers New Glenn first stages at sea from its homeport of Port Canaveral, Florida.
Jackpine Mine
Jackpine Mine is an oil sands mine about 70 km north of Fort McMurray, Alberta, operated by Canadian Natural as part of the Athabasca Oil Sands Project.
Jackshaft (locomotive)
A jackshaft is a locomotive crankshaft, mounted in the frame and carrying no wheels, that passes motor power to the driving axles through side rods.
Jackson Generation power station
The Jackson Generation power station is a 1,200 MW natural gas-fired combined cycle plant in Elwood, Illinois, about 50 miles southwest of Chicago, developed by J-POWER and operating since 2022.
Jackson L. Durkee
Jackson Leland Durkee (1922–2007) was an American structural engineer who spent 29 years at Bethlehem Steel, originating the prefabricated parallel-wire strand system for suspension-bridge main cables.
Jacksonville Expressway Authority
The Jacksonville Expressway Authority was a Florida public body created in 1955 to build Jacksonville's expressways and toll bridges, including the Fuller Warren and Hart bridges.
Jacksonville International Airport
Jacksonville International Airport (JAX) is the commercial airport serving Jacksonville, Florida, and northeast Florida and southern Georgia, which handled more than 7.6 million passengers in 2024.