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無限解析研究部門（緒方 芳子）
Showing the original Japanese · View translation
量子スピン系のトポロジカル相を、数学として厳密に調べる研究室。
AboutAbout the lab
量子スピン系の相を、数学で分類する。
緒方研究室は、
物質を
スペクトルギャップを
物理学者が
Key terms
- 量子スピン系
- 小さな
磁石 （スピン）が 並んだ 物質を 量子力学で 表した、 量子統計力学の 基本的な 数理モデル - スペクトルギャップ
- いちばん低い
エネルギーと、 残りの エネルギーとの 間の すき間。 ある モデルは、 ある 意味で 安定とみなせる - トポロジカル相
- ギャップを
閉じずに つながる モデルを 同じと みな した とき、 自明な モデルを 含まない 類 - エニオン
- 2次元の
系に 現れる 準粒子。 トポロジカル相の 分類の 手が かり （不変量）に なる
NewsLab news
View More ↗ResearchResearch themes
量子統計力学の
*Illustrative imageギャップを持つモデルの分類
スペクトルギャップを
*Illustrative image対称性で守られた相の不変量
空間1、
*Illustrative imageエニオンの導出
approximate Haag duality と
*Illustrative imageエニオンのバルク境界対応
2次元トポロジカル相で、
MembersFaculty
- Professor緒方 芳子
VoicesStudent voices
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Report an errorAbout the images
The top and research theme images are illustrative and were not taken at the lab. They are cropped from Wikimedia Commons images. Cropped CC BY-SA images are provided under the same CC BY-SA license as the original (version shown on each line).
- Top image: “Thousands of Atoms Swap 'Spins' with Partners in Quantum Square Dance ( )” National Institute of Standards and Technology / Public domain (cropped)
- ギャップを
持つモデルの 分類: “Spin chain3” Tluck074 / CC BY-SA 4.0 (cropped) - 対称性で
守られた 相の 不変量: “ToricCodeLattice” Woottonjames / CC BY 3.0 (cropped) - エニオンの
導出: “String diagrams for braiding” Meelo Mooses / CC BY-SA 4.0 (cropped) - エニオンの
バルク境界対応: “ToricCodeTorus” Woottonjames / CC BY 3.0 (cropped) - Related lab (無限解析研究部門
（竹広 真一） ): “A Close-Up Look at Jupiter’s Dynamic Atmosphere ( )” European Space Agency / CC BY 2.0 (cropped) - Related lab (無限解析研究部門
（玉川 安騎男） ): “Klein-map” PSL27 / CC BY-SA 4.0 (cropped) - Related lab (無限解析研究部門
（望月 新一） ): “Kyoto University RIMS” KATSURA Roen / CC BY 3.0 (cropped) - Related lab (無限解析研究部門
（並河 良典） ): “Consani-Scholten” Ursulageorges / CC BY 4.0 (cropped)
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