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Hall viscosity and topological phenomena

2023.05.25 17:21

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날짜 2023-06-01 16:00 
일시 June 1(Thu), 16:00 
장소 E6-2, #5301 
연사 Prof. Bom Soo Kim (University of Wisconsin - Parkside) 
'Hall viscosity and topological phenomena' 주제에 대한 세미나를 개최하고자 합니다. 
물리학과 구성원 여러분들의 많은 참여 부탁드립니다.
 
1) Time
    - at 16:00 on June 1, 2023 
 
2) Venue
    - E6-2, #5301
 
3) Speaker
    - Prof. Bom Soo Kim (Department of Mathematics and Physics, University of Wisconsin - Parkside) 
 
4) Talk Title
    - Hall viscosity and topological phenomena  
 
5) Abstract
    -  Parity-breaking hydrodynamics predicts a universal dissipationless transport coefficient called Hall viscosity, which has been extensively studied in various interesting systems. For example, in quantum Hall systems, it has been related to half of angular momentum or momentum-dependent part of Hall conductivity depending on symmetries. We introduce Hall viscosity to skyrmion systems by generalizing Ward identity with topological charges. We also provide possible ways to verify its existence by contrasting skyrmion and antiskyrmion Hall angles. In this talk, we will discuss Hall viscosity and its properties related to various topological phenomena.
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