David Delano Clark (February 10, 1924 – December 22, 1997) was a

nuclear physicist Nuclear physics is the field of physics that studies atomic nuclei and their constituents and interactions, in addition to the study of other forms of nuclear matter. Nuclear physics should not be confused with atomic physics, which studies the ...

best known for his work at

Cornell University Cornell University is a Private university, private Ivy League research university based in Ithaca, New York, United States. The university was co-founded by American philanthropist Ezra Cornell and historian and educator Andrew Dickson W ...

building

nuclear reactor A nuclear reactor is a device used to initiate and control a Nuclear fission, fission nuclear chain reaction. They are used for Nuclear power, commercial electricity, nuclear marine propulsion, marine propulsion, Weapons-grade plutonium, weapons ...

s and using them to perform

neutron activation Neutron activation is the process in which neutron radiation induces radioactivity in materials, and occurs when atomic nuclei capture free neutrons, becoming heavier and entering excited states. The excited nucleus decays immediately by emi ...

analysis.

Biography

Born in

Austin, Texas Austin ( ) is the List of capitals in the United States, capital city of the U.S. state of Texas. It is the county seat and most populous city of Travis County, Texas, Travis County, with portions extending into Hays County, Texas, Hays and W ...

. He studied at the

University of Texas The University of Texas at Austin (UT Austin, UT, or Texas) is a public research university in Austin, Texas, United States. Founded in 1883, it is the flagship institution of the University of Texas System. With 53,082 students as of fall 2 ...

and received his

Bachelor of Arts A Bachelor of Arts (abbreviated B.A., BA, A.B. or AB; from the Latin ', ', or ') is the holder of a bachelor's degree awarded for an undergraduate program in the liberal arts, or, in some cases, other disciplines. A Bachelor of Arts deg ...

at the

University of California, Berkeley The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California), is a Public university, public Land-grant university, land-grant research university in Berkeley, California, United States. Founded in 1868 and named after t ...

in 1948. He earned a Ph.D. in physics at the

in 1953. Dr. Clark worked at the Brookhaven National Laboratory in Upton, New York prior to joining Cornell in 1955. In 1961, Clark became the first director of Cornell's Ward Laboratory of Nuclear Engineering. There, he designed and built a 100-kilowatt nuclear reactor unit, the first of its class. In 1978, Clark became the head of Cornell's nuclear science and engineering department, a position he held, along with the directorship, until his retirement in 1996. He remained a

professor emeritus ''Emeritus/Emerita'' () is an honorary title granted to someone who retirement, retires from a position of distinction, most commonly an academic faculty position, but is allowed to continue using the previous title, as in "professor emeritus". ...

until his death. In 1968 he was awarded a

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 ...

. In 1996, Clark was named an

American Nuclear Society The American Nuclear Society (ANS) is an international, not-for-profit organization of scientists, engineers, and industry professionals that promote the field of nuclear engineering and related disciplines. ANS is composed of three communities: ...

fellow, the highest honor bestowed on an individual by the society. Clark died of

cardiac arrhythmia Arrhythmias, also known as cardiac arrhythmias, are irregularities in the heartbeat, including when it is too fast or too slow. Essentially, this is anything but normal sinus rhythm. A resting heart rate that is too fast – above 100 beat ...

at his office at Cornell on December 22, 1997. Each year, in his honor, the Cornell School of Applied Engineering and Physics hands out the David Delano Clark award for the best

Master of Engineering A Master of Engineering (abbreviated MEng, ME, M.E. or M.Eng.) is a Professional degree, professional master's degree in the field of engineering. International variations Australia In Australia, the Master of Engineering degree is a research ...

, or M.Eng., project.Listing of Cornell Engineering awards
including The David Delano Clark Award.

References

20th-century American physicists American nuclear physicists 1924 births 1997 deaths Cornell University faculty Scientists from Austin, Texas University of Texas at Austin alumni University of California, Berkeley alumni {{US-academic-scientist-stub