Study of Spacetime Structure via Holography in Superstring Theory

2010 Fiscal Year Self-evaluation Report

• Project/Area Number: 20740132
• Research Category: Grant-in-Aid for Young Scientists (B)
• Allocation Type: Single-year Grants
• Research Field: Particle/Nuclear/Cosmic ray/Astro physics
• Research Institution: The University of Tokyo
• Principal Investigator: TAKAYANAGI Tadashi The University of Tokyo, 数物連携宇宙研究機構, 特任准教授 (10432353)
• Project Period (FY): 2008 – 2011

Research Abstract

超弦理論は、量子重力理論の最も有力な候補であるが、それが記述する量子重力のダイナミクスはあまり理解されておらず、初期宇宙のビックバン特異点の解析といった問題には未だ到達していない。そこで、AdS/CFTに代表されるようなホログラフィー原理を用いて超弦理論の時空構造を理解したい。量子情報や物性物理の知識も援用することができる。

Research Products

• [Journal Article] Probe Branes, Time-dependent Couplings and Thermalization in AdS/CFT' (2010)
  • Author(s): S.Das, T.Nishioka, T.Takayanagi
  • Journal Title: Journal of High Energy Physics 07 Pages: 71
  • Peer Reviewed
• [Journal Article] On String Theory Duals of Lifshitz-like Fixed Points (2009)
  • Author(s): T.Azeyanagi, W.Li, T.Takayanagi
  • Journal Title: Journal of High Energy Physics 06 Pages: 44
  • Peer Reviewed
• [Journal Article] Fractional Quantum Hall Effect via Holography : Chern-Simons, Edge States, and Hierarchy (2009)
  • Author(s): M.Fujita, W.Li, S.Ryu, T.Takayanagi
  • Journal Title: Journal of High Energy Physics 06 Pages: 37
  • Peer Reviewed
• [Journal Article] Fuzzy Ring from M2-brane Giant Torus (2008)
  • Author(s): T.Nishioka, T.Takayanagi
  • Journal Title: Journal of High Energy Physics 10 Pages: 82
  • Peer Reviewed
• [Journal Article] On Type IIA Penrose Limit and N=6 Chern-Simons Theories (2008)
  • Author(s): T.Nishioka, T.Takayanagi
  • Journal Title: Journal of High Energy Physics 08 Pages: 1
  • Peer Reviewed
• [Presentation] Holographic Quantum Quenches (2011)
  • Author(s): T.Takayanagi
  • Organizer: Apen conference on Strongly Correlated Systems and Gauge/Gravity Duality
  • Place of Presentation: Aspen Center for Physics, USA
  • Year and Date: 2011-02-01
• [Presentation] Holographic Entanglement Entropy, Fractional Quantum Hall Effect,and Lifshitz-like Fixed Points (2009)
  • Author(s): T.Takayanagi
  • Organizer: Plenary talk at Quantum Theory and Symmetries 6
  • Place of Presentation: Lexington, Kentucky, USA
  • Year and Date: 2009-07-23