PPT-Topological Superconductors

ISSP The University of Tokyo Masatoshi Sato 2 3 Outline What is topological superconductor T opological superconductors in various systems 4 What is topological superconductor Topological superconductors . 1 Introduction For typeII superconductors sn 0 Superconductors will try to create as many SN boundaries SN domain walls down to the charactistic size and of the domain wall Indeed the and curves do not show perfect Meissner e64256ect Fig Bogoliubov de Gennes Theory 2 Majorana bound states Kitaev model 3 Topological superconductor 4 Periodic Table of topological insulators and superconductors 5 Topological quantum computation 6 Proximity effect devices brPage 2br BCS Theory of Superc Superconductors. Akira . Furusaki. 2012/2/8. 1. YIPQS Symposium. Condensed matter physics. Diversity of materials. Understand their properties. Find. new states of matter. Emergent behavior of electron systems at low energy. superconductors the flux forms an Abrikosov lattice while in Type I superconductors it phase separates. A powerful analogy between superconductivity and quantum Hall ordering suggests that quantum H T. c. superconducting materials . Alex Gurevich. Department of Physics. Old Dominion University, Norfolk VA. 78-th Annual Meeting of SESAP, Roanoke, VA, Oct. 19-22, 2011. Superconductivity. Superconductors – frictionless conductors of electricity. 组员：马润泽 金佳霖 孙晋茹 宋化鼎 罗巍 申攀攀 沈齐欣 生冀明 刘易. Outline. Introduction. Brief history of topological insulators. Band theory. Quantum Hall effect. Superconducting proximity effect. $$ NSF, AFOSR MURI, DARPA, ARO. Harvard-MIT. Takuya Kitagawa, . Erez. Berg, Mark Rudner. Eugene . Demler. . Harvard University. Also collaboration with A. White’s group, Univ. of Queensland. Michael Freedman. April 23, 2009. Parsa Bonderson. Adrian Feiguin. Matthew Fisher. Michael Freedman. Matthew Hastings. Ribhu Kaul. Scott Morrison. Chetan Nayak. Simon Trebst. Kevin Walker. Zhenghan Wang. Hafezi. , S. Mittal, J. Fan, A. . Migdall. , J.M. Taylor, Nature Photonics, . (. 2013. ) . doi:10.1038/nphoton.2013.274. . Topology . -- the understanding of how things are connected -- remains abstract, even with the popular example of doughnuts and coffee cups. This concept, esoteric as it appears, is also neat because it is the basis for creating . . Cumrun Vafa. . Oct. 31, 2017. . 20 . Years . Later: The Many Faces of . AdS. /CFT. Princeton University. And SQUIDS. By: Keegan Warner. Outline. Superconductors. History. New technologies. Application . Josephson junctions. Josephson Effect. Josephson Voltage Standard. SQUIDS. How Squids work. DC Squids. And SQUIDS. By: Keegan Warner. Outline. Superconductors. History. New technologies. Application . Josephson junctions. Josephson Effect. Josephson Voltage Standard. SQUIDS. How Squids work. DC Squids. ECE 580. 12. Graph Theory, Topological Analysis - Terms. Topological Analysis: General, systematic, suited for CAD. Graph. : Nodes and directed branches, describes the topology of the circuit, ref. direction. Helps visualize CAD. Takehito. Yokoyama, Yukio Tanaka. *. , and Naoto . Nagaosa. Department of Applied Physics, University of . Tokyo, Japan. *. Department . of Applied Physics, Nagoya . University, . Japan. arXiv:0907.2810.