Home » William Witczak-Krempa

William Witczak-Krempa

Members

Name

William Witczak-Krempa

Affiliation

Université de Montréal

Email

w.witczak-krempa@umontreal.ca

Phone (1)

514-343-6669

Areas of research (1)

Condensed Matter Physics, Quantum Field Theory, Conformal Field Theory

Area of research (2)

Entanglement, Quantum Critical Phase Transitions, Topological Phases in Quantum Materials, Quantum Spin Liquids

Postdoctoral Fellows with dates (current and since last year) (1)

Serguei Tchoumakov, Fall 2017-Present

Students with dates (current and since last year) and affiliation (1)

Éric Dupuis, Fall 2017-present, Université de Montréal

Students with dates (current and since last year) and affiliation (2)

Christian Boudreault, Fall 2017-present, Université de Montréal

Students with dates (current and since last year) and affiliation (3)

Lena Engström, Fall 2018-present, McGill University

Students with dates (current and since last year) and affiliation (4)

Alex Vigeant, January 2019-present, Université de Montréal

Students with dates (current and since last year) and affiliation (5)

Daniel Gendron, January 2019-present, Université de Montréal

Visiting Researchers with exact dates (current and since last year) and affiliation (1)

Andy Lucas, Stanford University, Dec. 10-14 2017

Selected Recent Publications (past 2 years only) (1)

Wei Zhu, Xiao Chen, Yin-Chen He, W. Witczak-Krempa, “Entanglement signatures of emergent Dirac fermions: kagome spin liquid & quantum criticality”, Science Advances 4, eaat5535 (2018).

Selected Recent Publications (past 2 years only) (2)

Xiao Chen, Eduardo Fradkin, W. Witczak-Krempa, “Quantum spin chains with multiple dynamics”, Phys. Rev. B 96, 180402(R) (2017).

Selected Recent Publications (past 2 years only) (3)

Xiao Chen, Eduardo Fradkin, W. Witczak-Krempa, “Gapless quantum spin chains: multiple dynamics and conformal wavefunctions”, Journal of Physics A: Mathematical and Theoretical, Volume 50, Number 46 (2017).

Selected Recent Publications (past 2 years only) (4)

A. Lucas, T. Sierens, W. Witczak-Krempa, “Quantum critical response: from conformal perturbation theory to holography”, JHEP (2017) 2017: 149 (2017).

Selected Recent Publications (past 2 years only) (5)

X. Chen, W. Witczak-Krempa, T. Faulkner, E. Fradkin, “Two-cylinder entanglement entropy under a twist”, Journal of Statistical Mechanics: Theory and Experiment, Volume 2017, April 2017.

Selected Recent Publications (past 2 years only) (6)

S. Whitsitt, W. Witczak-Krempa, S. Sachdev, “Entanglement entropy of the large N Wilson-Fisher conformal field theory”, Physical Review B 95, 045148 (2017).

Selected Recent Publications (past 2 years only) (7)

A. Lucas, S. Gazit, D. Podolsky, W. Witczak-Krempa, "Dynamical response near quantum critical points", Physical Review Letters 118, 056601 (2017).

Selected Recent Publications (past 2 years only) (8)

W. Witczak-Krempa, L. E. Hayward Sierens, R. G. Melko, "Cornering gapless quantum states via their torus entanglement", 118, 077202 (2017).

Selected Recent Publications (past 2 years only) (9)

R. C. Myers, T. Sierens, W. Witczak-Krempa, "A holographic model for quantum critical responses", JHEP 05 073 (2016).

Selected Recent Publications (past 2 years only) (10)

W. Witczak-Krempa, "Entanglement susceptibilities and universal geometric entanglement entropy", arXiv:1810.07209, 2018

Recent Invited Talks and Lectures (past year only) (1)

“Entanglement signatures of QED3 in the kagome spin liquid”, Invited Talk, Aspen Winter Conference: Field Theory Dualities and Strongly Correlated Matter, Aspen, US, March 2018.

Recent Invited Talks and Lectures (past year only) (2)

“Entanglement signatures of emergent Dirac fermions: kagome spin liquid & quantum criticality”, invited seminar, University of Illinois at Urbana Champaign, Champaign, Illinois, February 2018.

Recent Invited Talks and Lectures (past year only) (5)

“Entanglement signatures of emergent Dirac fermions: kagome spin liquid & quantum criticality”, Conference: International Workshop on New Paradigms in Quantum Matter, Institute of Physics, Chinese Academy of Sciences, Beijing, China, June 2018.

Recent Invited Talks and Lectures (past year only) (6)

"Gapless quantum spin chains: multiple dynamics & conformal wavefunctions", CRM conference: Entanglement, Integrability & Topology in Many-Body Systems, CRM, Montréal, September 2018

Recent Awards, Distinctions, Prizes (past 2 years) (1)

Subvention établissement de nouveaux chercheurs universitaires, FRQNT, May 2018

Aller à la barre d’outils