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Cosmas K. Zachos ( el, Κοσμάς Ζάχος; born 1951) is a theoretical physicist. He was educated in physics ( undergraduate A.B. 1974) at Princeton University, and did graduate work in theoretical physics at the California Institute of Technology (Ph.D. 1979 ) under the supervision of John Henry Schwarz. Zachos is an emeritus staff member in the theory group of the High Energy Physics Division of
Argonne National Laboratory Argonne National Laboratory is a science and engineering research United States Department of Energy National Labs, national laboratory operated by University of Chicago, UChicago Argonne LLC for the United States Department of Energy. The facil ...
. He is considered an authority on the subject of phase-space quantization. His early research involved, jointly, the introduction of renormalization geometrostasis, and the so-called FFZ
Lie algebra In mathematics, a Lie algebra (pronounced ) is a vector space \mathfrak g together with an Binary operation, operation called the Lie bracket, an Alternating multilinear map, alternating bilinear map \mathfrak g \times \mathfrak g \rightarrow ...
of noncommutative geometry. His thesis work revealed a balancing repulsive gravitational force present in extended supergravity. He is co-author of treatises on quantum mechanics in
phase space In dynamical system theory, a phase space is a space in which all possible states of a system are represented, with each possible state corresponding to one unique point in the phase space. For mechanical systems, the phase space usually ...
, Thomas L. Curtright, David B. Fairlie, Cosmas K. Zachos, ''A Concise Treatise on Quantum Mechanics in Phase Space'', (World Scientific, Singapore, 2014) . a Fellow of the
American Physical Society The American Physical Society (APS) is a not-for-profit membership organization of professionals in physics and related disciplines, comprising nearly fifty divisions, sections, and other units. Its mission is the advancement and diffusion of k ...
, and a Fellow of the Institute of Physics. He is Adjunct Professor of physics at the University of Miami and the brother of theoretical computer scientist
Stathis Zachos Stathis K. Zachos ( el, Στάθης (Ευστάθιος) Ζάχος; born 1947 in Athens) is a mathematician, logician and theoretical computer scientist. Biography Zachos received his PhD from the ETHZ (Swiss Federal Institute of Technology Zuri ...
. He is married to biostatistician Sue Leurgans.


References


External links

* *Zachos's
website at Argonne
* *
ORCID profile
1951 births 20th-century Greek physicists 21st-century American physicists California Institute of Technology alumni Living people Particle physicists Fellows of the American Physical Society Theoretical physicists Princeton University alumni Fellows of the Institute of Physics Mathematical physicists Date of birth missing (living people) University of Miami faculty Argonne National Laboratory people {{US-physicist-stub