Professor
Major Field :
Particle Theory
Current Position :
Professor Emeritus,
Dept. of Physics,
Seoul National University,
Shillim-dong, Seoul 151-742, Korea
(T)+82-2-880-6605
(F)+82-2-884-7167
Teaching
Research Interests :
Search for fundamental particles and their interactions, based on symmetry principles and superstring models. The publications and
research interests
include neutral currents, neutrino magnetic moment, grand unification, invisible axion, particle cosmology, supergravity and superstring models, dark matter, and the cosmological constant problem.
DE from U(1);
DW number=1 from string;
My colloquium at CERN Th on 25 June 2014;
Axion-photon-photon coupling from string
U(1)DE Hilltop Inflation and Trans-Planckian
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