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Engineers and materials scientists

3,787 articles

John L. Moll

John L. Moll (John Lewis Moll, 1921–2011) was an American electrical engineer known for the Ebers-Moll transistor model and the p-n-p-n switch theory behind the silicon controlled rectifier.

John L. Savage

John L. Savage was an American civil engineer who, as chief designing engineer of the US Bureau of Reclamation, supervised designs of Hoover and Grand Coulee Dams.

John Lowe III

John Lowe III (1916–2012) was an American geotechnical engineer who worked on more than 45 dams and was elected to the National Academy of Engineering in 1974.

John M. Googin

John M. Googin (1922–1994) was an American physical chemist at the Y-12 Plant in Oak Ridge who developed isotope-separation processes and won the 1967 Lawrence Award.

John M. Gregoire

John M. Gregoire is an American materials scientist, Research Professor at Caltech since 2021, who uses high-throughput, combinatorial, and AI-driven methods to discover energy materials.

John M. Hedgepeth

John M. Hedgepeth is an aerospace structures engineer who was a main architect of NASA's large space structures research in the 1970s and 1980s, known for back-of-the-envelope design methods.

John M. Prausnitz

John M. Prausnitz (J. M. Prausnitz), born 1928 in Berlin, is an American chemical engineer at UC Berkeley known as the originator of molecular thermodynamics.

John M. Torkelson

John M. Torkelson is an American polymer scientist, a Walter P. Murphy Professor at Northwestern University since 1983, known for polymer glass-transition confinement research and recyclable thermosets.

John M. Undrill

John M. Undrill is an American electric power systems engineer, architect of the PSS/E and developer of the PSLF simulation software that became industry standards for grid planning.

John Milton Miller

John Milton Miller was an American electrical engineer and physicist who worked at the Bureau of Standards and Naval Research Laboratory, reported the Miller effect in 1919, and held over 20 radio patents.

John Muldoon (battery chemist)

John Muldoon is a battery chemist and Senior Principal Scientist at the Toyota Research Institute of North America in Ann Arbor, Michigan, known for magnesium and solid-state battery research.

John N. DuPont

John N. DuPont (born 1964) is an American welding and solidification metallurgist at Lehigh University who won the 2000 Presidential Early Career Award for Scientists and Engineers.

John N. Tsitsiklis

John N. Tsitsiklis (Greek: Γιάννης Ν. Τσιτσικλής), born 1958 in Thessaloniki, is a Greek MIT professor known for work on optimization and reinforcement learning theory.

John Newton (scientist)

John Newton (1822–1895) was an American civil engineer and Union Army general who blasted the Hell Gate reefs from New York Harbor and served as Chief of Engineers from 1884 to 1886.

John O. Hallquist

John O. Hallquist is an American computational mechanics engineer who created the DYNA3D finite element code at Lawrence Livermore and founded LSTC to commercialize it as LS-DYNA.

John O. Marsden

John O. Marsden is a metallurgical engineer specializing in copper and gold extraction who served as president of Freeport-McMoRan Mining Company and was elected to the National Academy of Engineering in 2010.

John P. Connolly

John P. Connolly is an American environmental engineer and National Academy of Engineering member whose contaminant bioaccumulation models guided remediation of the Hudson River and other Superfund sites.

John P. Donoghue

John P. Donoghue is an American neuroscientist and neuroengineer, the H.M. Wriston Professor at Brown University, who pioneered brain–computer interfaces and won the 2026 Queen Elizabeth Prize for Engineering.

John P. Hirth

John P. Hirth, also known as John Price Hirth, is an American materials scientist known for dislocation theory and the textbook Theory of Dislocations with Jens Lothe.

John Piña Craven

John Piña Craven (1924–2015) was an American ocean engineer who, as chief scientist of the Navy's Special Projects Office, led Cold War deep-ocean programs and developed Bayesian search theory.

John R. Brophy

John R. Brophy is an American aerospace engineer and Engineering Fellow at NASA's Jet Propulsion Laboratory who led development of the ion engines flown on Deep Space 1 and Dawn.

John R. Monnier

John R. Monnier (1948–2024) was an American chemical engineer who spent 32 years in industrial catalysis at Eastman Kodak and Eastman Chemical, then became a professor at the University of South Carolina.

John R. Pierce

John R. Pierce (1910–2002) was an American electrical engineer at Bell Labs, called the father of communications satellites Echo and Telstar, who also coined the name transistor.

John R. Treichler

John R. Treichler is an American electrical engineer known for the constant modulus adaptive filtering algorithm and elected to the National Academy of Engineering in 2016.

John Reif

John H. Reif (born 1951 in Madison, Wisconsin) is an American computer scientist at Duke University, a pioneer in DNA computing and molecular programming, and a fellow of IEEE, ACM, and AAAS.

John Ripley Freeman

John Ripley Freeman (1855–1932) was an American civil and hydraulic engineer known for fire-stream experiments, the Charles River Basin study, and pioneering earthquake engineering; he was elected to the National Academy of Sciences in 1918.

John Robert Beyster

J. Robert Beyster (1924–2014) was an American physicist in reactor physics who founded Science Applications International Corporation (SAIC), the largest employee-owned research and engineering firm in the United States.

John Roy Whinnery

John Roy Whinnery (1916–2009) was an American electrical engineer at UC Berkeley, known for waveguide discontinuity analysis, microwave tubes, and the electromagnetics textbook Fields and Waves.

John S. Foster, Jr.

John S. Foster, Jr. was an American physicist and nuclear weapon designer who directed Lawrence Livermore National Laboratory and served as the Pentagon's chief of defense research from 1965 to 1973.

John S. Langford

John S. Langford III is an American aerospace engineer who founded Aurora Flight Sciences in 1989 and Electra.aero, and led the record-setting Daedalus human-powered aircraft.