SOME FRACTIONS ARE MORE SPECIAL THAN OTHERS: NEWS FROM THE FRACTIONAL QUANTUM HALL ZONE

Author:

PAN W.12,STORMER H. L.34,TSUI D. C.1,PFEIFFER L. N.4,BALDWIN K. W.4,WEST K. W.4

Affiliation:

1. Department of Electrical Engineering, Princeton University, Princeton, NJ 08544, USA

2. National High Magnetic Field Laboratory, Tallahassee, FL 32310, USA

3. Department of Physics and Department of Applied Physics, Columbia University, New York, NY 10027, USA

4. Bell Labs, Lucent Technologies, Murray Hill, NJ 07974, USA

Abstract

We report observation of new fractions: 4/11, 5/13, and 6/17 between ν=2/5 and ν=1/3, 4/3 and 5/17 between ν=1/3 and ν=2/7, and 4/19 between ν=2/9 and ν=1/5. The ν=4/11 state was studied in detail. The tilting magnetic field data show that its ground state is spin-polarized.

Publisher

World Scientific Pub Co Pte Lt

Subject

Condensed Matter Physics,Statistical and Nonlinear Physics

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1. The Quantum Hall Effect;Transport Spectroscopy of Confined Fractional Quantum Hall Systems;2015

2. A direct connection between quantum Hall plateaus and exact pair states in a 2D electron gas;Open Physics;2011-01-01

3. SELF-DUAL VORTICES IN THE FRACTIONAL QUANTUM HALL SYSTEM;International Journal of Modern Physics B;2010-02-10

4. Incompressible composite fermion liquids;Physica E: Low-dimensional Systems and Nanostructures;2008-03

5. Spin phase diagram of theνe=4∕11composite fermion liquid;Physical Review B;2007-04-13

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