Charles William Francis Everitt (born 8 March 1934) is a US-based English physicist working on experimental testing of

general relativity General relativity, also known as the general theory of relativity, and as Einstein's theory of gravity, is the differential geometry, geometric theory of gravitation published by Albert Einstein in 1915 and is the current description of grav ...

. Everitt was educated at

Imperial College London Imperial College London, also known as Imperial, is a Public university, public research university in London, England. Its history began with Prince Albert of Saxe-Coburg and Gotha, Prince Albert, husband of Queen Victoria, who envisioned a Al ...

and the

University of Pennsylvania The University of Pennsylvania (Penn or UPenn) is a Private university, private Ivy League research university in Philadelphia, Pennsylvania, United States. One of nine colonial colleges, it was chartered in 1755 through the efforts of f ...

low-temperature physics In physics, cryogenics is the production and behaviour of materials at very low temperatures. The 13th International Institute of Refrigeration's (IIR) International Congress of Refrigeration (held in Washington, DC in 1971) endorsed a universa ...

. He is

Professor Professor (commonly abbreviated as Prof.) is an Academy, academic rank at university, universities and other tertiary education, post-secondary education and research institutions in most countries. Literally, ''professor'' derives from Latin ...

at the Hansen Experimental Physics Laboratory of

Stanford University Leland Stanford Junior University, commonly referred to as Stanford University, is a Private university, private research university in Stanford, California, United States. It was founded in 1885 by railroad magnate Leland Stanford (the eighth ...

and is also an Associate Member of the

Kavli Institute for Particle Astrophysics and Cosmology The Kavli Institute for Particle Astrophysics and Cosmology (KIPAC) is an independent joint laboratory of Stanford University and the SLAC National Accelerator Laboratory, founded in 2003 by a gift by Fred Kavli and The Kavli Foundation. It is ho ...

(KIPAC). Everitt is Principal Investigator of the

Gravity Probe B Gravity Probe B (GP-B) was a satellite-based experiment whose objective was to test two previously-unverified predictions of general relativity: the geodetic effect and frame-dragging. This was to be accomplished by measuring, very precisely, t ...

mission mainly aimed to test

frame-dragging Frame-dragging is an effect on spacetime, predicted by Albert Einstein's General relativity, general theory of relativity, that is due to non-static stationary distributions of mass–energy. A stationary Field (physics), field is one that is ...

at an expected accuracy of 1%. According to

, it is an effect induced by the rotation of the

Earth Earth is the third planet from the Sun and the only astronomical object known to Planetary habitability, harbor life. This is enabled by Earth being an ocean world, the only one in the Solar System sustaining liquid surface water. Almost all ...

on orbiting

gyroscopes A gyroscope (from Ancient Greek γῦρος ''gŷros'', "round" and σκοπέω ''skopéō'', "to look") is a device used for measuring or maintaining Orientation (geometry), orientation and angular velocity. It is a spinning wheel or disc in ...

. Everitt spent more than 40 years on the project and was awarded with the

NASA Distinguished Public Service Medal The NASA Distinguished Public Service Medal is an award similar to the NASA Distinguished Service Medal, but awarded to non-government personnel. This is the highest honor NASA awards to anyone who was not a government employee when the service ...

. The results were published in

Physical Review Letters ''Physical Review Letters'' (''PRL''), established in 1958, is a peer-reviewed, scientific journal that is published 52 times per year by the American Physical Society. The journal is considered one of the most prestigious in the field of physics ...

in May 2011. The results confirm general relativity's predictions, though not to the project's ambitious goal of 1% precision. In 1985, along with Remo Ruffini,

Riccardo Giacconi Riccardo Giacconi ( , ; October 6, 1931 – December 9, 2018) was an Italian-American Nobel Prize-winning astrophysicist who laid down the foundations of X-ray astronomy. He was a professor at the Johns Hopkins University. Biography Born in ...

Abdus Salam Mohammad Abdus Salam Salam adopted the forename "Mohammad" in 1974 in response to the anti-Ahmadiyya decrees in Pakistan, similarly he grew his beard. (; ; 29 January 192621 November 1996) was a Pakistani theoretical physicist. He shared the 1 ...

, Paul Boynton, George Coyne, and Fang Li-Zhi, Professor Everitt co-founded the International Center for Relativistic Astrophysics. Everitt is the current Chairman of the ICRANet Steering Committee for the ICRANet Center at the

Leland Stanford Junior University Leland Stanford Junior University, commonly referred to as Stanford University, is a private research university in Stanford, California, United States. It was founded in 1885 by railroad magnate Leland Stanford (the eighth governor of and the ...

Bibliometric information

As of November 2013, according to the

NASA ADS The SAO/NASA Astrophysics Data System (ADS) is a digital library portal for researchers on astronomy and physics, operated for NASA by the Smithsonian Astrophysical Observatory. ADS maintains three bibliographic collections containing over 15 m ...

database, the

h-index The ''h''-index is an author-level metric that measures both the productivity and citation impact of the publications, initially used for an individual scientist or scholar. The ''h''-index correlates with success indicators such as winning t ...

of C.W.F. Everitt is 18, with a total number of citations (self-citations excluded) of about 900. The tori index and the riq index are 12.1 and 62, respectively.

References

External links

Prof. Everitt webpageGravity Probe B homepage
{{DEFAULTSORT:Everitt, Francis 1934 births Living people English physicists Alumni of Imperial College London Stanford University Department of Physics faculty