10,219 articles
Iván K. Schuller
Iván K. Schuller, also published as Ivan K. Schuller, is a condensed matter physicist, Professor at UC San Diego since 1987, known for metallic superlattices and spintronics.
Ivan M. Niven
Ivan M. Niven (1915–1999) was a number theorist at the University of Oregon, known for his one-page 1947 proof that π is irrational and for Niven's theorem.
Ivan P. Parkin
Ivan P. Parkin is an inorganic materials chemist, Sir William Ramsay Professor of Chemistry at University College London, and Dean of its Mathematical and Physical Sciences faculty since 2016.
Ivan Paul Kaminow
Ivan Paul Kaminow (1930–2013) was an American applied physicist and electrical engineer who spent a 42-year career at Bell Labs shaping lightwave communications, the technology behind optical-fiber networks.
Ivan Petrovsky
Ivan Georgievich Petrovsky (Иван Георгиевич Петровский) was a Russian mathematician, born in 1901, whose work defined the modern theory of partial differential equations and Hilbert's problems.
Ivan Pulyui
Ivan Pulyui (Іван Пулюй) was a Ukrainian physicist and electrical engineer who built early X-ray-emitting tubes, co-translated the first complete Ukrainian Bible in 1903, and served as rector of the German Polytechnic in Prague.
Ivan R. King
Ivan R. King (1927–2021) was an American astronomer who spent most of his career at UC Berkeley; his King models became the standard description of globular cluster light profiles.
Ivan Stranski
Ivan Stranski (Иван Николов Странски) was a Bulgarian physical chemist who founded the molecular-kinetic theory of crystal growth and gave his name to the Stranski–Krastanov mechanism.
Ivan Vidav
Ivan Vidav (1918–2015) was a Slovenian mathematician who founded the Slovenian school of functional analysis; his 1956 characterization of C-algebras among Banach algebras became the Vidav–Palmer theorem.
Ivan Vinogradov
Ivan Matveevich Vinogradov was a Soviet mathematician, a founder of modern analytic number theory, best known for his 1937 proof that every sufficiently large odd number is a sum of three primes.
Ivan Vsevolodovich Meshcherskiy
Ivan Vsevolodovich Meshcherskiy (Иван Всеволодович Мещерский) was a Russian mathematician and mechanician, born in 1859, who founded the mechanics of variable-mass bodies and wrote a theoretical-mechanics problem book still in print.
Ivan Yefremov (Иван Антонович Ефремов)
Ivan Yefremov (Иван Ефремов), also known as Ivan Antonovich Yefremov, was a Soviet paleontologist and science fiction writer, founder of taphonomy and author of Andromeda Nebula.
Ivar Giaever
Ivar Giaever, also Ivar Giæver, was a Norwegian-born American physicist at General Electric in Schenectady who shared the 1973 Nobel Prize in Physics for measuring the superconducting energy gap.
Ivar Otto Bendixson
Ivar Otto Bendixson (1861–1935) was a Swedish mathematician, professor and rector at Stockholms högskola, who rigorously proved the Poincaré–Bendixson theorem in 1901 and proved Cantor's perfect-set result in 1883.
Ivar Waller
Ivar Waller (1898–1991) was a Swedish theoretical physicist who gave the quantum description of X-ray scattering by crystal lattice vibrations, the Debye–Waller factor, and was professor at Uppsala.
Ivo Babuška
Ivo Babuška (1926–2023) was a Czech-American mathematician who established the mathematical foundations of the finite element method, leaving Czechoslovakia after the 1968 Soviet invasion for the University of Maryland and later UT Austin.
Izaak Kolthoff
Izaak Maurits Kolthoff was a Dutch-born American analytical chemist, professor at the University of Minnesota from 1927 to 1962, widely called the father of modern analytical chemistry.
Izuo Hayashi
Izuo Hayashi was a Japanese physicist who, with Morton Panish at Bell Labs, demonstrated in 1970 a semiconductor laser running continuously at room temperature, enabling optical communications.
J Harlen Bretz
J Harlen Bretz (1882–1981) was an American geologist who showed in the 1920s that the Channeled Scabland of eastern Washington was carved by cataclysmic floods.
J. A. Ratcliffe
J. A. Ratcliffe, known as John Ashworth Ratcliffe, was a British radio physicist at Cambridge who helped prove radio waves reflect from the ionosphere and trained wartime radar scientists.
J. A. Todd
J. A. Todd, full name John Arthur Todd (1908–1994), was an English mathematician at Cambridge known for the Todd genus, Todd class, and Todd–Coxeter algorithm.
J. Allen Hynek
J. Allen Hynek (Josef Allen Hynek) was an American astronomer who advised the Air Force's Project Blue Book and coined "close encounters of the third kind."
J. Andrew McCammon
J. Andrew McCammon is an American theoretical chemist and biophysicist at UC San Diego who performed the first molecular dynamics simulation of a protein in 1976.
J. B. Gunn
J. B. Gunn (John Battiscombe Gunn) was a British physicist at IBM who discovered the Gunn effect in 1963, the microwave oscillation that led to the Gunn diode.
J. Barkley Rosser
J. Barkley Rosser (1907–1989) was an American logician and mathematician who in 1936 strengthened Gödel's first incompleteness theorem to require only simple consistency, and later directed computing institutes at UCLA and Wisconsin.
J. C. Seamus Davis
J. C. Seamus Davis is an Irish condensed-matter physicist from Skibbereen, County Cork, who builds scanning tunneling microscopes to visualize quantum matter and detected Cooper-pair density waves in superconductors.
J. Calvin Giddings
J. Calvin Giddings (1930–1996) was an American analytical chemist and Distinguished Professor at the University of Utah who invented field-flow fractionation and whose 1964 insight led to high-performance liquid chromatography.
J. Curry Street
Jabez Curry Street was an American experimental physicist at Harvard whose 1937 cosmic-ray measurement with E. C. Stevenson identified the muon; he chaired Harvard's physics department from 1955 to 1960.
J. D. Bernal
J. D. Bernal (1901–1971), 'Sage', Irish-born British X-ray crystallographer at Cambridge and Birkbeck College; pioneered protein crystallography with Crowfoot, modeled water structure with Fowler, mentored Nobel laureates Hodgkin, Perutz, Klug.
J. David Lowell
J. David Lowell (James David Lowell; 1928–2020) was an American economic geologist from Tucson, Arizona, credited with more copper discoveries than anyone, including La Escondida in Chile.