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Topological entanglement entropy in bilayer quantum hall systems

โœ Scribed by Chung, Myung-Hoon


Book ID
125416469
Publisher
The Korean Physical Society
Year
2014
Tongue
English
Weight
433 KB
Volume
64
Category
Article
ISSN
0374-4884

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Quantum coherence and skyrmion textures
โœ Z.F. Ezawa; A. Sawada; K. Muraki; Y. Hirayama ๐Ÿ“‚ Article ๐Ÿ“… 2000 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 104 KB

Quantum coherence develops spontaneously in bilayer quantum Hall systems when the Coulomb exchange energy is dominant. We argue that there exists a distinctive transition between the coherent phase and the resonant phase because di erent types of skyrmions are excited in these two phases.