John Clarke (born in 1942) is a British

physicist A physicist is a scientist who specializes in the field of physics, which encompasses the interactions of matter and energy at all length and time scales in the physical universe. Physicists generally are interested in the root or ultimate cau ...

and a Professor of Experimental Physics at

University of California at Berkeley The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California), is a public land-grant research university in Berkeley, California, United States. Founded in 1868 and named after the Anglo-Irish philosopher George Berkele ...

. Clarke received BA, MA, and Ph.D. in Physics from the

University of Cambridge The University of Cambridge is a Public university, public collegiate university, collegiate research university in Cambridge, England. Founded in 1209, the University of Cambridge is the List of oldest universities in continuous operation, wo ...

namely

Christ's College, Cambridge Christ's College is a Colleges of the University of Cambridge, constituent college of the University of Cambridge, England. The college includes the Master, the Fellows of the College, and about 450 undergraduate and 250 graduate students. The c ...

and

Darwin College, Cambridge Darwin College is a Colleges of the University of Cambridge, constituent college of the University of Cambridge. Founded on 28 July 1964, Darwin was Cambridge University's first graduate-only college, and also the first to admit both men and wo ...

in 1964, 1968, and 1968, respectively. He has made significant contributions in

superconductivity Superconductivity is a set of physical properties observed in superconductors: materials where Electrical resistance and conductance, electrical resistance vanishes and Magnetic field, magnetic fields are expelled from the material. Unlike an ord ...

and superconducting electronics, particularly in the development and application of superconducting quantum interference devices (SQUIDs), which are ultrasensitive detectors of

magnetic flux In physics, specifically electromagnetism, the magnetic flux through a surface is the surface integral of the normal component of the magnetic field B over that surface. It is usually denoted or . The SI unit of magnetic flux is the we ...

. One current project is the application of SQUIDs configured as quantum-noise limited amplifiers to search for the

axion An axion () is a hypothetical elementary particle originally theorized in 1978 independently by Frank Wilczek and Steven Weinberg as the Goldstone boson of Peccei–Quinn theory, which had been proposed in 1977 to solve the strong CP problem ...

, a possible component of

dark matter In astronomy, dark matter is an invisible and hypothetical form of matter that does not interact with light or other electromagnetic radiation. Dark matter is implied by gravity, gravitational effects that cannot be explained by general relat ...

. Clarke was elected a

Fellow of the Royal Society Fellowship of the Royal Society (FRS, ForMemRS and HonFRS) is an award granted by the Fellows of the Royal Society of London to individuals who have made a "substantial contribution to the improvement of natural science, natural knowledge, incl ...

in 1986. He was awarded the

Comstock Prize in Physics The Comstock Prize in Physics is awarded by the U.S. National Academy of Sciences "for recent innovative discovery or investigation in electricity, magnetism, or radiant energy, broadly interpreted." Honorees must be residents of North America. ...

in 1999 and the

Hughes Medal The Hughes Medal is a silver-gilt medal awarded by the Royal Society The Royal Society, formally The Royal Society of London for Improving Natural Knowledge, is a learned society and the United Kingdom's national academy of sciences. T ...

in 2004. He was elected a foreign associate of the

US National Academy of Sciences The National Academy of Sciences (NAS) is a United States nonprofit, non-governmental organization. NAS is part of the National Academies of Sciences, Engineering, and Medicine, along with the National Academy of Engineering (NAE) and the Natio ...

in May 2012. He was elected to the

American Philosophical Society The American Philosophical Society (APS) is an American scholarly organization and learned society founded in 1743 in Philadelphia that promotes knowledge in the humanities and natural sciences through research, professional meetings, publicat ...

in 2017

Honours and awards

Micius Quantum Prize The Micius Quantum Prize is awarded every year since 2018 "for promoting the quantum information science and quantum technology, technology research". The recipients are awarded one million Renminbi, Chinese yuan (about 150,000 US dollars) and a g ...

2021 *

2004 *

1999 * Joseph F. Keithley Award For Advances in Measurement Science 1998 *

Guggenheim Fellowship Guggenheim Fellowships are Grant (money), grants that have been awarded annually since by the John Simon Guggenheim Memorial Foundation, endowed by the late Simon Guggenheim, Simon and Olga Hirsh Guggenheim. These awards are bestowed upon indiv ...

1977-78 *

Miller A miller is a person who operates a mill, a machine to grind a grain (for example corn or wheat) to make flour. Milling is among the oldest of human occupations. "Miller", "Milne" and other variants are common surnames, as are their equivalents ...

Research Professor 1975-76, Fall 1994, Fall 2007 *

Alfred P. Sloan Foundation The Alfred P. Sloan Foundation is an American philanthropic nonprofit organization. It was established in 1934 by Alfred P. Sloan Jr., president and chief executive officer of General Motors. The Sloan Foundation makes grants to support origina ...

Fellowship (1970–72)

References

1942 births Living people English physicists University of California, Berkeley College of Letters and Science faculty Fellows of the Royal Society Alumni of Christ's College, Cambridge Alumni of Darwin College, Cambridge Foreign associates of the National Academy of Sciences Members of the American Philosophical Society Fellows of the American Academy of Arts and Sciences Fellows of the American Association for the Advancement of Science Fellows of the American Physical Society {{UK-physicist-stub