SCES 2023

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05. Quantum phase transitions and related phenomena

5-0390

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Dipole Condensations in Tilted Bose-Hubbard Chains

Hyun-Yong Lee

Korea University, Korea

5-0409

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Phase Diagram and Crossover Phases of Topologically Ordered Graphene Zigzag Nanoribbons

Hoang Anh Le, In Hwan Lee, Young Heon Kim, S.-R. Eric Yang

Korea University, Korea

5-0566

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Vortex Motion Study on Disordered 8nm Thin Superconducting NbRe Microstrips

Xingchen Chen¹, Carla Cirillo², Mikkel Ejrnaes², Loredana Parlato³, Giovanni Piero Pepe³, Carmine Attanasio⁴, Michiel De Dood¹, Sense Jan Van der Molen¹

¹Leiden University, The Netherlands, ²CNR-SPIN, Italy, ³Università degli Studi di Napoli Federico II, Italy, ⁴Università degli Studi di Salerno, Italy

5-0813

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Emergent Soft-gap Anderson Models at Quantum Criticality in a Lattice Hamiltonian within Dynamical Mean Field Theory

Sujan K. K.¹, Vinayak M Kulkarni¹, N. S. Vidhyadhiraja¹, Sudeshna Sen²

¹Jawaharlal Nehru Centre for Advanced Scientific Research, India, ²Indian Institute of Technology, Dhanbad, India

5-0828

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Strange Metals and Quantum Criticality Driven by Entanglement of Multipolar Moments and Conduction Electrons

Mingxuan Fu, Akito Sakai, Takachika Isomae, Masaki Tsujimoto, Satoru Nakatsuji

The University of Tokyo, Japan

5-0859

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Chiral Current Order and C₂ Nematicity in Kagome Metal AV₃Sb₅

Rina Tazai¹, Hiroshi Kontani²

¹Kyoto University, Japan, ²Nagoya University, Japan

5-1013

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Transport Signatures of Nematic Phase Transition in Pressurized Kagome Superconductor RbV₃Sb₅

Qun Niu¹, Jianyu Xie², Weiting Miao¹, Zheng Chen¹, Yuanyuan Wang¹, Hengning Wang¹, Wei Ning¹, Xiangde Zhu¹, Yingcai Qian¹, Chuanying Xi¹, Jinglei Zhang¹, Jian Chen², Jinlong Zhu², Liusuo Wu², Liyuan Zhang², Yusheng Zhao², Jiawei Mei², Yi Zhou³, Shanmin Wang², Mingliang Tian^{1, 4}

¹Hefei Institutes of Physical Science, Chinese Academy of Sciences, China, ²Southern University of Science and Technology, China, ³Institute of Physics, Chinese Academy of Sciences, China, ⁴Anhui University, China

5-1024

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Magnetic Anisotropy and Weak Quantum Phase Transition in Antiferromagnetic YbNi₄Cd

Te Zhang, Junsen Xiang, Zhaotong Zhuang, Shuai Zhang, Peijie Sun

Institute of Physics, Chinese Academy of Sciences, China

5-1035

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Quantum Fluctuations and Non-Fermi Liquid in Quasi-One-Dimensional PrAu₂In₄

Zhaotong Zhuang, Meng Lyu, Te Zhang, Junsen Xiang, Shuai Zhang, Peijie Sun

Institute of Physics, Chinese Academy of Sciences, China

5-1174

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Disappearance of Antiferromagnetic Order of CeCoSi Studied by Specific Heat under Pressure

Kenshin Kurauchi¹, Takeshi Matsumura¹, Suguru Kishida¹, Taichi Tagawa¹, Nonoka Higa¹, Kazunori Umeo¹, Hiroshi Tanida²

¹Hiroshima University, Japan, ²Toyama Prefectural University, Japan

5-1284

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Confinement of Many-body Bethe Strings

Jiahao Yang¹, Jianda Wu¹, S. E. Nikitin²

¹Shanghai Jiao Tong University, China, ²Paul Scherrer Institute, Switzerland

5-1302

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

E₈ dynamics in a Perturbed Quantum Critical Ising Chain and its Experimental Realization in BaCo₂V₂O₈ Material

Xiao Wang, Jianda Wu

Shanghai Jiao Tong University, China

5-1428

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Infinite Critical Non-Fermi Liquid and Spin Pumping Effect in Non-Fermi Liquids

Xiao-Tian Zhang

University of Chinese Academy of Sciences, China

5-1654

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Transverse-Field Quantum Phase Transitions in CoNb₂O₆

Alexander Engelhardt¹, Andreas Wendl¹, Andreas Bauer¹, Andreas Erb², Matthias Vojta³, Christian Pfleiderer¹

¹Technical University of Munich, Germany, ²Walther-Meißner-Institute, Germany, ³Technical University of Dresden, Germany

5-1781

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Flat Band Induced Metal-Insulator Transitions for Weak Magnetic Flux and Spin-Orbit Disorder

Yeongjun Kim¹, Tilen Cadez², Alexei Andreanov^{1, 2}, Sergej Flach^{1, 2}

¹University of Science and Technology, Korea, ²Institute for Basic Science, Korea

5-1782

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Critical-to-Insulator Transitions and Fractality Edges in Perturbed Flatbands

Sanghoon Lee^{1, 2}, Alexei Andreanov^{1, 2}, Sergej Flach^{1, 2}

¹University of Science and Technology, Korea, ²Institute for Basic Science, Korea

5-1895

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

SU(4) Valley+Spin Fluctuation in Magic-angle Twisted Bilayer Graphene

Seiichiro Onari, Daisuke Inoue, Hiroshi Kontani

Nagoya University, Japan

5-1952

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Theory of a Quantum Impurity Model for Two-stage Multipolar Ordering and Fermi Surface Reconstruction

SangEun Han, Daniel J. Schultz, Yong Baek Kim

University of Toronto, Canada

5-1959

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

First-principles Studies of Multiple CDW Phase in 1T-TaTe₂ Monolayer

Yeongrok Jin, Seongmun Kim, Byungho Lee, Seungjae Hwang, Jaekwang Lee

Pusan National University, Korea

5-2048

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Hidden Quantum Phase Transitions Hosted in the "Mixed-Type" Band Electrons in Kagome Metal AV₃Sb₅

Jianxin Huang¹, Rina Tazai², Youichi Yamakawa¹, Seiichiro Onari¹, Hiroshi Kontani¹

¹Nagoya University, Japan, ²Kyoto University, Japan

5-2118

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Nematic Fluctuation Driven Quantum Criticality and High-T_c Superconductivity: Fe-based and Cuprate Superconductors

Youichi Yamakawa, Seiichiro Onari, Hiroshi Kontani

Nagoya University, Japan

5-2180

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Emergent Channel over a Pair of Pockets in Strong Density Waves

DiZhao Zhu, Yi Zhang

Peking University, China

5-2232

Poster

Jul 3 (Mon) 12:15-13:45, Place: Premier Ballroom C (2F)

Synchrotron-radiation-based ¹⁷⁴Yb Mössbauer spectroscopy of Au-Al-Yb Approximant

Yumi Kinoshita¹, Nobumoto Nagasawa², Ryo Masuda³, Yoshitaka Yoda², Yuki Nakamura⁴, Yuya Sakakibara⁴, Yuki Yoneyama⁴, Kazuhiko Deguchi⁴, Hisao Kobayashi¹

¹University of Hyogo, Japan, ²Japan Synchrotron Radiation Research Institute, Japan, ³Hirosaki University, Japan, ⁴Nagoya University, Japan