1930~1989 Physics By Alex Jng 1950 Ginzburg-Laudau theory (macroscopic phenomenology of superconductivity) 1957 BCS (Bardeen-Cooper-Schrieffer) theory 1980 von Klitzing, Integer Quantum Hall effect 1982 Tsui, Störmer, Laughlin - Fractional Quantum Hall Effect 1986 Bednorz and Müller, discovery of high-temperature superconductivity 1988 Fert, Grünberg - giant magnetoresistance