Theoretical Physics

2 March 2015
Time: 16:00 to 17:00
Location: 9.90 EC Stoner

Theory Seminar



Prof Duncan Haldane, Princeton University

Title:
Quantum geometrodynamics of the incompressible fractional quantum Hall fluid

Abstract:
The fundamental collective degree of freedom of fractional quantum Hall states is identified as a unimodular two-dimensional spatial metric that characterizes the local shape of the correlations of the incompressible fluid. Its quantum fluctuations are controlled by a topologically-quantized "guiding-center spin". Charge fluctuations are proportional to its Gaussian curvature.

 

 

 

 

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