3,787 articles
Roy E. Olson
Roy E. Olson (1931–2024) was an American geotechnical engineer and professor at the University of Texas at Austin, elected to the National Academy of Engineering in 2003.
Roy G. Gordon
Roy G. Gordon, also known as Roy Gordon, is an American Harvard chemist, born in 1940, known for low-E window coatings, semiconductor thin films, and organic flow batteries.
Ruben G. Carbonell
Ruben G. Carbonell is a Cuban-born American chemical engineer, the Frank Hawkins Kenan Distinguished Professor at North Carolina State University, elected to the National Academy of Engineering in 2014.
Rudolf E. Kálmán
Rudolf E. Kálmán (1930–2016) was a Budapest-born engineer and mathematician who invented the Kalman filter, used in Apollo navigation and GPS, and founded modern control theory.
Rudolf Knietsch
Rudolf Knietsch (1854–1906) was a German chemist at BASF who made the contact process for sulfuric acid work industrially and in 1888 developed the industrial liquefaction of chlorine.
Rudolf Kompfner
Rudolf Kompfner (1909–1977) was an Austrian-born physicist and engineer who invented the traveling-wave tube and the backward-wave oscillator, and led early communication-satellite work at Bell Laboratories.
Rudolf M. Tromp
Rudolf M. Tromp (R. M. Tromp) is a Dutch-born physicist at IBM's T.J. Watson Research Center, known for low-energy electron microscopy and elected to the National Academy of Engineering in 2020.
Rudolph Bonaparte
Rudolph Bonaparte is an American geotechnical engineer, chairman of Geosyntec Consultants in Atlanta, elected to the National Academy of Engineering in 2007 for landfill waste-containment design.
Rui Wang (engineer)
Rui Wang (王睿) is a Chinese materials scientist and tenured associate professor at Westlake University known for defect passivation and crystallization control in perovskite solar cells, including a 2023 Nature paper reaching 25% efficiency.
Rui Zhang
Rui Zhang (Zhang Rui) is a Singapore-based wireless communications researcher and Provost's Chair Professor at the National University of Singapore, known for wireless power transfer.
Russell D. Dupuis
Russell D. Dupuis (born 1947) is an American materials scientist and electrical engineer who developed MOCVD, the process that manufactures most of the world's LEDs and laser diodes.
Russell D. Meller
Russell D. Meller is an American industrial engineer specializing in facility layout and distribution center design, elected to the National Academy of Engineering in 2020.
Russell H. Taylor
Russell H. Taylor is a computer scientist, the John C. Malone Professor at Johns Hopkins University, and a pioneer of medical robotics who created the Robodoc surgical system.
Russell J. Holmes
Russell J. Holmes is a chemical engineering and materials science professor at the University of Minnesota known for engineering energy transport in organic semiconductors for OLEDs and solar cells.
Russell R. O'Neill
Russell R. O'Neill, also known as Russell Richard O'Neill, was an American mechanical engineer and logistics researcher who served as dean of UCLA's engineering school from 1974 to 1983.
Russell Taylor Johns
Russell Taylor Johns is an American petroleum engineer, professor at Penn State, elected to the National Academy of Engineering in 2025 for hydrocarbon recovery algorithms.
Rustem F. Ismagilov
Rustem F. Ismagilov is a Russian-born chemist and bioengineer at Caltech, known for pioneering droplet-based microfluidics and the SlipChip device for rapid diagnostics and studying the human microbiome.
Rustum Roy
Rustum Roy (1924–2010) was an India-born American materials scientist at Pennsylvania State University, known for the sol-gel process, hydrothermal synthesis, and microwave processing of metals.
Ryan Johnson (aerospace engineer)
Ryan Johnson, also known as Ryan F. Johnson, is an American aerospace engineer at the U.S. Naval Research Laboratory who received a 2025 PECASE award.
Ryan O’Hayre
Ryan P. O'Hayre is a materials scientist and University Distinguished Professor at the Colorado School of Mines who researches fuel cells and protonic ceramic electrochemical cells.
Ryoichi Nakagawa
Ryoichi Nakagawa (中川良一, 1913–1998) was a Japanese engineer who designed the Nakajima Sakae engine powering the Zero fighter and led Nissan's ECCS electronic engine control, introduced in 1979.
Ryoji Kanno
Ryoji Kanno (菅野了次) is a Japanese battery materials chemist and Institute Professor at Institute of Science Tokyo, known for developing the sulfide solid electrolyte LGPS, reported in 2011.
S. Donald Stookey
S. Donald Stookey (Stanley Donald Stookey, 1915–2014) was an American materials scientist at Corning who invented glass-ceramics, the material behind CorningWare cookware, and photochromic glass for eyeglasses.
S. Edward Law
S. Edward Law is an American agricultural and biological engineer, D.W. Brooks Distinguished Professor Emeritus at the University of Georgia, elected to the National Academy of Engineering in 1996.
S. George Bankoff
S. George Bankoff (1921–2011) was an American chemical engineer and Northwestern University professor known for two-phase flow and heat transfer research in nuclear reactor safety.
S. Ravi P. Silva
S. Ravi P. Silva is a materials scientist who directs the Advanced Technology Institute at the University of Surrey and works on carbon nanomaterials and solar cells.
S. W. Herwald
Seymour W. Herwald (1917–1998) was an American engineer and research manager at Westinghouse Electric known for servomechanisms and analog computers, elected to the National Academy of Engineering in 1967.
S.V. Sreenivasan
S.V. Sreenivasan, also known as Sidlgata Sreenivasan, is an American nanotechnologist at the University of Texas at Austin, elected to the National Academy of Engineering in 2021.
Sachio Matoba
Sachio Matoba (的場 幸雄) was a Japanese metallurgist (1899–1987) who spent his career at Tohoku University studying oxygen activity in molten steel, and was elected to the US National Academy of Engineering.
Saeed David Barbat
Saeed David Barbat is an automotive safety engineer at Ford Motor Company and a member of the National Academy of Engineering, known for crash biomechanics and virtual crash testing.