Department of Physics, Tokyo Institute of Technology
Condensed Matter Theory Group, Koga Laboratory
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2024
1. 莠梧ャ。蜈蜻ィ譛滓シ蟄舌サ貅門捉譛滓シ蟄舌↓縺翫¢繧九ワ繧、繝代シ繝ヲ繝九ヵ繧ゥ繝シ繝溘ユ繧」
遐皮ゥカ莨 "隨ャ莠悟屓貅門捉譛滄崕蟄千憾諷九→繝槭Ν繝√ヵ繝ゥ繧ッ繧ソ繝ェ繝繧」繝サ繝上う繝代シ繝ヲ繝九ヵ繧ゥ繝シ繝溘ユ繧」"
2024/1/16-18, 逶帛イ。繝サ邯イ蠑オ貂ゥ豕
蜿、雉譏御ケ
2023
2. 繧ュ繧ソ繧ィ繝墓ィ。蝙九↓縺翫¢繧九せ繝斐Φ霈ク騾
遐皮ゥカ莨 "驥丞ュ仙晉クョ逶ク遐皮ゥカ縺ォ縺翫¢繧区眠貎ョ豬"
2023/6/10,11, 莠ャ驛ス螟ァ蟄ヲ繝サ逶雁キ昴帙シ繝ォ
蜿、雉譏御ケ
3. 莠梧ャ。蜈貅門捉譛溘ち繧、繝ォ縺ィ繝上う繝代シ繝ヲ繝九ヵ繧ゥ繝シ繝溘ユ繧」
遐皮ゥカ莨 "貅門捉譛滄崕蟄千憾諷九→繝槭Ν繝√ヵ繝ゥ繧ッ繧ソ繝ェ繝繧」繝サ繝上う繝代シ繝ヲ繝九ヵ繧ゥ繝シ繝溘ユ繧」"
2023/1/31-2/2, 逶帛イ。繝サ螳画ッ秘ォ伜次
蜿、雉譏御ケ
2022
4. Low-energy and thermodynamic properties of spin-S Kitaev models
APS March Meeting 2022 "Higher Spin Kitaev Honeycomb Magnets"
2022/3/14-18, Chicago
J. Nasu and A. Koga (Talk given by Nasu)
2021
5. 繝上う繝代シ繝槭ユ繝ェ繧「繝ォ縺ョ逎∵ァ
隨ャ15蝗 迚ゥ諤ァ遘大ュヲ鬆伜沺讓ェ譁ュ遐皮ゥカ莨 (鬆伜沺蜷亥酔遐皮ゥカ莨)
2021/11/26,27, Zoom
蜿、雉譏御ケ
6. Antiferromagnetism in the two-dimensional tightbinding model on the quasiperiodic lattice
譁ー蟄ヲ陦馴伜沺繝上う繝代シ繝槭ユ繝ェ繧「繝ォ 隨ャ蜈ュ蝗樣伜沺莨夊ュー
2021/7/13-15, Zoom
蜿、雉譏御ケ
7. Magnetism on two-dimensional quasiperidic tilings
IRN theory session
2021/6/7,8, Zoom
A. Koga
2020
8. Majorana-mediated spin transport in Kitaev quantum spin liquids
TokyoTech and IIT Guwahati Joint Workshop Condensed Matter and High-Energy Physics
2020/12/15-18, Zoom
A. Koga
9. Confined states in the two-dimensional tightbinding model on the quasiperiodic lattice
譁ー蟄ヲ陦馴伜沺繝上う繝代シ繝槭ユ繝ェ繧「繝ォ 隨ャ莠泌屓鬆伜沺莨夊ュー
2020/12/8-10, Zoom
蜿、雉譏御ケ
10. Antiferromagnetically ordered state in the two dimensional quasiperiodic lattices
譁ー蟄ヲ陦馴伜沺繝上う繝代シ繝槭ユ繝ェ繧「繝ォ 隨ャ蝗帛屓鬆伜沺莨夊ュー
2020/7/15-17, Zoom
蜿、雉譏御ケ
2019
11. Ferromagnetic instability for the single-band Hubbard model in the strong-coupling regime
TokyoTech and IIT Guwahati Joint Workshop Condensed Matter and High-Energy Physics
2019/11/11, Tokyo Tech
A. Koga
12. Magnetic order in the strongly correlated electron systems on the Penrose lattice
譁ー蟄ヲ陦馴伜沺繝上う繝代シ繝槭ユ繝ェ繧「繝ォ 繧ュ繝繧ッ繧ェ繝輔Α繝シ繝繧」繝ウ繧ー
2019/9/29, 譚ア莠ャ逅遘大、ァ
蜿、雉譏御ケ
13. Magnetic order in the strongly correlated electron systems on the Penrose lattice
Interdisciplinary Symposium for Quasicrystals and Strongly Correlated Electron Systems "QSC2019"
2019/6/23-27, Tohoku University
A. Koga
2018
14. 繝壹Φ繝ュ繝シ繧コ譬シ蟄蝉ク翫ョ髮サ蟄千憾諷
譌・譛ャ迚ゥ逅蟄ヲ莨夂ャャ73蝗槫ケエ谺。螟ァ莨 "鬆伜沺6,鬆伜沺8繧キ繝ウ繝昴ず繧ヲ繝22pK303-10"
2018/3/22, 譚ア莠ャ逅遘大、ァ
蜿、雉譏御ケ
15. 繝上ル繧ォ繝譬シ蟄蝉ク雁、夊サ碁%讓。蝙九↓縺翫¢繧九せ繝斐Φ霆碁%逶ク莠剃ス懃畑縺ョ蜉ケ譫
蟷ウ謌29蟷エ蠎ヲ鬆伜沺蜈ィ菴謎シ夊ュー
2018/3/15-17, 譚ア莠ャ螟ァ蟄ヲ迚ゥ諤ァ遐皮ゥカ謇
蜿、雉譏御ケ
2017
16. Role of the spin-orbit coupling in the Kugel-Khomskii model on the honeycomb lattice
Inter-institutional meeting in Interdisciplinary Theoretical and Computational Physical Science "ITCPS2017"
2017/10/4-6, Tokyo Institute of Technology, Tokyo
A. Koga
17. 貅門捉譛滓ァ矩繧呈戟縺、驥阪>髮サ蟄千ウサ縺ォ縺翫¢繧倶セ。謨ー霆「遘サ
繝医ヴ繧ォ繝ォ繝溘シ繝繧」繝ウ繧ー繝励Ο繧ー繝ゥ繝 "螻蝨ィ螟壽・オ蟄舌→莨晏ー朱崕蟄舌ョ逶ク髢「縺ォ繧医k譁ー迴セ雎。"
2017/4/17,18, 譚ア莠ャ螟ァ蟄ヲ迚ゥ諤ァ遐皮ゥカ謇
蜿、雉譏御ケ
18. SU(N)繝上ヰ繝シ繝画ィ。蝙九↓縺翫¢繧狗ァゥ蠎冗嶌縺ョ隗」譫
迚ゥ諤ァ遐皮ゥカ謇繧ケ繝代さ繝ウ蜈ア蜷悟茜逕ィ繝サCCMS蜷亥酔遐皮ゥカ莨 "險育ョ礼黄雉ェ遘大ュヲ縺ョ莉翫→譛ェ譚・"
2017/4/3,4, 譚ア莠ャ螟ァ蟄ヲ迚ゥ諤ァ遐皮ゥカ謇
A. Koga
2015
19. Local electron correlations in the quasiperiodic systems
Toyota RIKEN International Workshop 2015 "Strongly Correlated Electron Systems: Open Space between Heavy Fermions and Quasi-crystals"
2015/11/17-19, Nagoya University
A. Koga
2014
20. 邵ョ騾繝上ヰ繝シ繝画ィ。蝙九↓縺翫¢繧鬼豕「雜莨晏ー守憾諷
蠑キ逶ク髢「髮サ蟄千ウサ逅隲悶ョ譛蜑咲キ "闍・謇九↓繧医k繧ェ繝シ繝励Φ繝サ繧、繝弱吶シ繧キ繝ァ繝ウ"
2014/12/19-21, 蜍晄オヲ隕ウ蜈峨帙ユ繝ォ
蜿、雉譏御ケ
21. Superfluid state in the multi-component fermionic optical lattice systems
ISSP International Workshop "New Horizon of Strongly Correlated Physics"
2014/6/16-7/4, ISSP, The University of Tokyo
A. Koga
2013
22. 貅門捉譛滓ァ矩繧偵b縺、蠑キ逶ク髢「髮サ蟄千ウサ縺ョ菴取クゥ迚ゥ諤ァ
蠑キ逶ク髢「髮サ蟄千ウサ逅隲悶ョ譛蜑咲キ "闍・謇九↓繧医k繧ェ繝シ繝励Φ繝サ繧、繝弱吶シ繧キ繝ァ繝ウ"
2013/12/16-18, 蜍晄オヲ隕ウ蜈峨帙ユ繝ォ
蜿、雉譏御ケ
2012
23. 騾」邯壽凾髢馴丞ュ舌Δ繝ウ繝繧ォ繝ォ繝ュ豕輔r逕ィ縺縺溯カ莨晏ー/雜豬∝虚迥カ諷九ョ遐皮ゥカ
蠑キ逶ク髢「髮サ蟄千ウサ逅隲悶ョ譛蜑咲キ "闍・謇九↓繧医k繧ェ繝シ繝励Φ繝サ繧、繝弱吶シ繧キ繝ァ繝ウ"
2012/12/13-15, 蜍晄オヲ隕ウ蜈峨帙ユ繝ォ
蜿、雉譏御ケ
24. Coexistence of the density wave and superfluid state in the optical lactice systems
Current Topics in Theory of Correlated Materials "Swiss-Japan Workshop 2012"
2012/9/11-13, Wako, Japan
A. Koga
25. 蜈画シ蟄舌ヵ繧ァ繝ォ繝溽イ貞ュ千ウサ縺ォ縺翫¢繧倶ス弱お繝阪Ν繧ョ繝シ迥カ諷
Ultracold Gases: Superfluidity and Strong Correlations "USS-2012"
2012/1/11-13, 譚ア莠ャ逅遘大、ァ蟄ヲ
蜿、雉譏御ケ
2011
26. 蠑キ逶ク髢「邊貞ュ千ウサ縺ォ縺翫¢繧倶ス弱お繝阪Ν繧ョ繝シ迚ゥ諤ァ
蠑キ逶ク髢「髮サ蟄千ウサ逅隲悶ョ譛蜑咲キ "闍・謇九↓繧医k繧ェ繝シ繝励Φ繝サ繧、繝弱吶シ繧キ繝ァ繝ウ"
2011/12/21-23, 蜍晄オヲ隕ウ蜈峨帙ユ繝ォ
蜿、雉譏御ケ
27. Superfluid state in the periodic Anderson model with attractive interactions
International Symposium Nanoscience and Quantum Physics "nanoPHYS'11"
2011/1/26-28, Tokyo, Japan
A. Koga
2010
28. Superfluid state in the periodic Anderson model with attractive interactions
New Trends in Theory of Correlated Metarials "Japan-Swiss Joint Workshop"
2010/9/8-10, Chiba, Japan
A. Koga and P. Werner
29. Polarized Superfluidity in the Imbalanced Attractive Hubbard Model
Ultracold Fermi Gas: Superfluidity and Strong-Correlation "USS-2010"
2010/5/13-15, Ueno
A. Koga and P. Werner
2009
30. 蜈画シ蟄舌ヵ繧ァ繝ォ繝溽イ貞ュ千ウサ縺ォ縺翫¢繧玖カ豬∝虚迥カ諷
迚ゥ逅蟄ヲ繧ー繝ュ繝シ繝舌ΝCOE縲後リ繝弱し繧、繧ィ繝ウ繧ケ繧呈挙縺城丞ュ千黄逅蟄ヲ諡轤ケ縲榊ャ髢九す繝ウ繝昴ず繧ヲ繝2009
2009/12/8-9, 譚ア莠ャ蟾・讌ュ螟ァ蟄ヲ
蜿、雉譏御ケ
31. Ordered states in fermionic optical lattice systems: Real-space DMFT approach
Recent Developments in Dynamical Mean Field Theory
2009/9/28-30, ETH-Zurich
A. Koga
32. 蜈画シ蟄舌ヵ繧ァ繝ォ繝溽イ貞ュ千ウサ縺ョ逅隲
DYCE 闍・謇矩%蝣エ 2009
2009/9/14-15, 蛹玲オキ驕灘、ァ蟄ヲ
蜿、雉譏御ケ
33. Supersolid state in fermionic optical lattice systems
Supercomputing in Solid State Physics 2009 "SciSSP2009"
2009/2/16-2/19, The Institute for Solid State Physics
A. Koga, T. Higashiyama, K. Inaba, S. Suga, and N. Kawakami
2008
34. 蜈画シ蟄蝉クュ縺ョ雜蝗コ菴鍋憾諷
繧ケ繝シ繝代シ繧ッ繝ェ繝シ繝ウ迚ケ螳 "闍・謇句、上ョ蟄ヲ譬。"
2008/8/31, 髱吝イ。逵 莨願ア辭ア蟾
蜿、雉譏御ケ
35. 莠後ヰ繝ウ繝画ィ。蝙九↓縺翫¢繧玖サ碁%萓晏ュ倥Δ繝繝郁サ「遘サ
蠑キ逶ク髢「髮サ蟄千黄諤ァ "逅隲也皮ゥカ莨"
2008/2/13, 逾槫・亥キ晉恁 貉ッ豐ウ蜴
蜿、雉譏御ケ
2005
36. 霆碁%邵ョ騾邉サ縺ォ縺翫¢繧玖サ碁%萓晏ュ伜梛繝「繝繝郁サ「遘サ
譁ー縺励>迚ゥ逅繧堤函繧譁ー迚ゥ雉ェ "闍・謇九ョ莨"
2005/12/20, 螳ョ蝓守恁 譚セ蟲カ
蜿、雉譏御ケ縲∝キ昜ク雁援髮
37. Orbital-selective Mott transitions in the degenerate Hubbard model
American Physical Society March Meeting "Spin and Charge in Mott systems"
2005/3/23, Los Angeles
A. Koga
2004
38. Orbital-selective Mott transitions in the degenerate Hubbard model
YKIS2004 Workshop "Physics of Strongly Correlated Electron Systems"
2004/11/1-19, Yukawa Institute
A. Koga, N. Kawakami, T.M. Rice, and M. Sigrist
39. 霆碁%邵ョ騾讓。蝙九↓縺翫¢繧玖サ碁%萓晏ュ伜梛繝「繝繝郁サ「遘サ
驥醍皮皮ゥカ莨 "t2g霆碁%邵ョ騾邉サ縺ォ縺翫¢繧区眠縺励>螻暮幕"
2004/10/14-15, 譚ア蛹怜、ァ蟄ヲ 驥大ア樊攝譁咏皮ゥカ謇
蜿、雉譏御ケ縲∝キ昜ク雁援髮縲ゝ.M. Rice縲`. Sigrist
2002
40. 繝上ヰ繝シ繝画ィ。蝙九↓縺翫¢繧玖サ碁%邵ョ騾縺ョ蜉ケ譫
蝓コ遐皮皮ゥカ莨 "霆碁%閾ェ逕ア蠎ヲ繧呈戟縺、蠑キ逶ク髢「髮サ蟄千ウサ縺ョ逅隲悶ョ騾イ螻"
2002/11/25-26, 莠ャ驛ス螟ァ蟄ヲ 蝓コ遉守黄逅蟄ヲ遐皮ゥカ謇
蜿、雉譏御ケ縲∝、ァ讖狗世逎ィ縲∽サ贋コ募央讓ケ縲∬遵隱荳驛弱∝キ昜ク雁援髮
2001
41. Frustrated Heisenberg antiferromagnet in the pyrochlore lattice
Workshop of the Yukawa Institute for Theoretical Physics "New Developments in Strongly Correlated Electron Systems"
2001/3/5-7, Yukawa Institute
A. Koga
2000
42. 逶エ莠、繝繧、繝槭シ邉サ縺ョ驥丞ュ千嶌霆「遘サ
譌・譛ャ迚ゥ逅蟄ヲ莨2000蟷エ譏・縺ョ蛻遘台シ "鬆伜沺3繧キ繝ウ繝昴ず繧ヲ繝 23aJ-6"
2000/3/23, 髢「隘ソ螟ァ蟄ヲ
蜿、雉譏御ケ縲∝キ昜ク雁援髮
Department of Physics, Tokyo Institute of Technology
2-12-1 Oookayama, Meguro-ku, Tokyo 152-8551, Japan