Talks and Colloquia



November 30 Thursday 4 pm

Cheolhee Han, Tel Aviv University, Israel

Measuring entanglement at finite temperatures

November 29 Wednesday 2 pm

Igor Aronson, Pennsylvania State University, USA

Introduction into the complex Ginzburg-Landau equation. Part 2

November 28 Tuesday 4 pm

Sanghoon Lee, PCS IBS (PhD thesis Defense)

Quantum Phase Transitions and Dynamics in Perturbed Flatbands

November 27 Monday 2 pm

Igor Aronson, Pennsylvania State University, USA

Introduction into the complex Ginzburg-Landau equation. Part 1

November 23 Thursday 4 pm

Igor Aronson, Pennsylvania State University, USA

Hierarchical Organization of Communicating Active Smarms

IBS Physics Colloquium @ Daejeon

November 9 Thursday 3 pm

Farid Pasha, Wolfram Research, Inc., USA

Wolfram Technology for LLMs

Location: IBS CTPU seminar room (B440)

November 3 Friday 4 pm

Tomi Ohtsuki, Sophia University, Japan

Unifying the Anderson Transitions in Hermitian and Non-Hermitian Systems

November 2 Thursday 4 pm

Tran Trung Luu, The University of Hong Kong, China

Attosecond science and the Nobel prize in physics in 2023

November 1 Wednesday 4 pm

Keith Slevin, Osaka University, Japan

A Stochastic Method to Compute the L2 Localisation Landscape

October 31 Tuesday 4 pm

Manjari Gupta, Harish-Chandra Research Institute, Allahabad, India.

Analytical approaches for disordered Bose-Hubbard model at fixed filling

October 30 Monday 4 pm

Alireza Akbari, Max Planck Institute for Chemical Physics of Solids, Germany

Quasiparticle interference of Gapped Dirac cones in thin film topological insulator

October 24 Tuesday 4 pm

Nicoló Lo Piparo, Okinawa Institute of Science and Technology, Japan

Towards a more feasible implementation of quantum networks

IBS Physics Colloquium @ Daejeon

October 19 Thursday 3 pm

Michael Peskin, Stanford University, USA

What Is the Next Milestone for High-Energy Particle Colliders?

Location: IBS CTPU-PTC seminar room (B440)

October 17 Tuesday 4 pm

Alexey Osipov, ITMO University, Russia

Transport regimes for exciton-polaritons in disordered microcavities

October 10 Tuesday 10 am

A. Barış Özgüler, University of Wisconsin–Madison, USA

Controlling Quantum Computers for Computational Advantage

Location: PCS video conference (further details: short PCS seminar)

October 5 Thursday 4 pm

Mats Jonson, University of Gothenburg, Sweden

Magnetizing a BCS superconductor by spin-dependent tunneling

September 26 Tuesday 4 pm

Danko Radić, University of Zagreb, Croatia

Nanomechanical control of superconducting charge-qubit networks

September 19 Tuesday 4 pm

Sushanta Dattagupta, National Institute of Technology Durgapur, India

Spin-boson model for nonlinear optical conductivity of graphene

IBS Physics Colloquium @ Daejeon

September 12 Tuesday 2:30 pm

Sven Höfling, Julius-Maximilians-Universität Würzburg, Germany

Polaritons in emerging materials: from fundamentals to recent developments

Location: PCS seminar room (B336), Theory Building (3F), IBS HQ

September 7 Thursday 4 pm

Tomasz Bednarek, Institute of Physical Chemistry PAS, Poland

Constructing the 3D analytical response of the metallic half-space to an external charge

September 5 Tuesday 4 pm

Maxim Gorlach, ITMO University, Russia

Multipole higher-order topology and flat bands in a multimode lattice

August 29 Tuesday 4 pm

Rohit Kishan Ray, Indian Institute of Technology Kharagpur, India

No-signaling nonlinear thermodynamic consistent models of open quantum dynamics

Location: PCS video conference (further details: short PCS seminar)

August 28 Monday 4 pm

Lorenzo Celiberti, University of Vienna, Austria

Janh-Teller polaron in the spin-orbit multipolar magnetic oxide Ba2NaOsO6  

August 10 Thursday 4 pm

Chayan Purkait, Indian Institute of Technology Ropar, India

Quantum thermal machines in coupled spin systems: The role of anisotropic interaction

Location: PCS video conference (further details: short PCS seminar)

August 8 Tuesday 4 pm

Andrii Sotnikov, V.N. Karazin National University, Ukraine

Many-body localization in Wannier-Stark ladders with long-range interactions

IBS Physics Colloquium @ Daejeon

August 1 Tuesday 4 pm

Karl K. Berggren, Massachusetts Institute of Technology, USA

Superconducting Nanostrip Detectors for Dark-Matter Search

Location: Conference room (B109), Theory Building (1F), IBS HQ

July 20 Thursday 4.30 pm

Hong-Hao Tu, Technische Universität Dresden, Germany

Klein bottle partition function and tensor networks

IBS Physics Colloquium @ Daejeon

July 20 Thursday 3 pm

Andre Lukas, University of Oxford, UK

Machine Learning in Particle and String Theory

Location: IBS CTPU seminar room (B440)

July 19 Wednesday 4 pm

Jacobus Verbaarschot, Stony Brook University, USA

Chaos and Relaxation in a Dissipative Sachdev-Ye-Kitaev Model

July 18 Tuesday 5 pm

Leonardo Zambrano, The Institute of Photonic Sciences, Spain

Variational Quantum Algorithms for the Geometric Measure of Entanglement

July 14 Friday 4 pm

Chae-Yeun Park, Xanadu, Canada

Fine-grained complexities in parameterized quantum circuits

July 13 Thursday 4.30 pm

Tsuyoshi Okubo, University of Tokyo, Japan

Quantum-classical entangled approach with tensor networks for spin liquid

June 27 Tuesday 4 pm

Lara Koehler, Université Paris Saclay, France

Principles of self-assembly for particles with simple geometries and complex interactions

June 26 Monday 4 pm

Upendra Kumar, Korea Institute of Ceramic Engineering and Technology, Korea

Floquet engineering: exploring control and phenomena of high-frequency electromagnetic fields in condensed-matter structures

IBS Physics Colloquium @ Daejeon

June 22 Thursday 4 pm

Shinji Mukohyama, Yukawa Institute for Theoretical Physics, Kyoto University

Gravity and cosmology beyond general relativity

Location: IBS CTPU seminar room (B440)

June 20 Tuesday 5 pm

Tanmoy Biswas, University of Gdansk, Poland

Extraction of ergotropy: free energy bound and application to open cycle engines

June 15 Thursday 4 pm

Cheolhee Han, Tel Aviv University, Israel

Measuring exotic entropy in the mesoscopic systems

June 13 Tuesday 5 pm

Glenn Wagner, Zurich University, Switzerland

Superconductivity from repulsive interactions in Bernal bilayer

June 12 Monday 10 am

Nikolay Yegovtsev, University of Colorado Boulder, USA

Strongly interacting impurities in a dilute Bose condensate

June 8 Thursday 5 pm

Pablo Bermejo, Donostia International Physics Center, Spain

QML for optimization via variational algorithms and coordinate transformations  

June 1 Thursday 1.40 pm

Dogyun Ko, PCS IBS (PhD thesis Defense)

Light matter interaction in 2D materials in weak and strong coupling regime

May 31 Wednesday 4pm

Bruno Tomasello, University of Kent, UK

Role of magneto-crystalline anisotropies in complex rare-earth systems

May 30 Tuesday 4 pm

Kabyashree Sonowal, PCS IBS (PhD thesis Defense)

Acoustoelectric transport and optical response in fluctuating regime in 2D materials

May 25 Thursday 5 pm

Soumya Bera, Indian Institute of Technology Bombay, India

Internal clock for many-body delocalization  

May 23 Tuesday 5 pm

Massimiliano Incudini, University of Verona, Italy

Resource Saving via Ensemble Techniques for Quantum Neural Networks  

May 18 Thursday 5 pm

Zhuo-Yu Xian, Wurzburg University, Germany

Chaos and Krylov complexity

Location: PCS video conference (further details:

May 17 Wednesday 5 pm

Igor Yurkevich, Aston University, UK

Fractional conductance in one dimension

May 16 Tuesday 4 pm

Leonid Gorelik, Chalmers University of Technology, Sweden

Mechanically assisted Andreev reflection

IBS Physics Colloquium @ Daejeon

May 11 Thursday 3 pm

Hyung Do Kim, Seoul National University, Korea

Is nature natural?

Location: CTPU seminar room (B440), Theory Building (4F), IBS

May 9 Tuesday 4 pm

Amnon Aharony, Tel Aviv University, Israel

Chiral induced spin selectivity and time-reversal symmetry breaking

May 4 Thursday 10 am

Jonah Kudler-Flam, Institute for Advanced Study, USA

Explorations of Dissipative Quantum Chaos from Non-Hermitian Random Matrix Theory

Location: PCS video conference (further details:

April 27 Thursday 4 pm

Boris Altshuler, Columbia University, USA

How strong can the electron-phonon interaction in metals be?

April 13 Thursday 5 pm

Paolo Molignini, Stockholm University, Sweden

Anomalous Skin Effects in Disordered Systems with a Single non-Hermitian Impurity

Location: PCS video conference (further details:

April 6 Thursday 4 pm

Alexey Ustinov, Karlsruhe Institute of Technology, Germany

Slowing down microwave photons with superconducting qubits

April 5 Wednesday 4 pm

Alexey Ustinov, Karlsruhe Institute of Technology, Germany

Coherent tunneling of Josephson vortices

April 4 Tuesday 4 pm

Yosep Kim, Korea Institute of Science and Technology, Korea

Extending quantum operations of fixed-frequency superconducting qubits

March 28 Tuesday 3:50 pm

Sanghoon Lee, PCS IBS (Comprehensive Exam)

Critical State Generators from Perturbed Flatbands: Critical-to-Insulator Transitions and Fractality Edges

March 28 Tuesday 3 pm

Yeongjun Kim, PCS IBS (Comprehensive Exam)

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

March 23 Thursday 5 pm

Denis Kurlov, University of Basel, Switzerland

Adiabatic eigenstate deformations and weak integrability breaking of Heisenberg chain

Location: PCS video conference (further details:

March 21 Tuesday 4 pm

Marko Ćosić, Vinča Institute of Nuclear Sciences, Serbia

The morphological analysis of the collagen straightness in the colon mucosa away from the cancer

March 14 Tuesday 4 pm

Marko Ćosić, Vinča Institute of Nuclear Sciences, Serbia,

The complexity of Bohmian positron dynamics inside a chiral carbon nanotube

March 7 Tuesday 4 pm

Marko Ćosić, Vinča Institute of Nuclear Sciences, Serbia,

The quantum carpets in a leaky-box: Poincare's recurrences in the continuous spectrum

February 22 Wednesday 4 pm

Jongbae Hong, Seoul National University, Korea

Gate-voltage-driven quantum phase transition in quantum point contacts

February 21 Tuesday 4 pm

Henning Schomerus, Lancaster University, UK

Physical limits of non-Hermitian and non-reciprocal devices

February 15 Wednesday 3:30 pm

Sangkook Choi, Korea Institute for Advanced Study (KIAS), Korea

Ab initio DMFT methodologies for correlated quantum materials

February 15 Wednesday 2 pm

Seung-Sup Lee, Seoul National University, Korea

DMFT+NRG: From models to real materials, from local to nonlocal correlations

February 14 Tuesday 5 pm

Daniele Morrone, University of Milan, Italy

Charging a quantum battery in a non-Markovian environment: a collisional model approach

Location: PCS video conference (further details:

February 9 Thursday 5 pm

Gian Marcello Andolina, The Institute of Photonic Sciences, Spain

Reinforcement learning optimization of the charging of a Dicke quantum battery

Location: PCS video conference (further details:

February 8 Wednesday 4 pm

Eli Barkai, Bar-Ilan University, Israel

Fast and slow quantum first hitting times for target search

February 7 Tuesday 4 pm

Victor Kagalovsky, Shamoon College of Engineering, Israel

Fractional conductances in the strongly interacting 1D system

January 26 Thursday 5 pm

Giacomo Passetti, Aachen University, Germany

Neural Quantum States approach to the study of volume law ground states

Location: PCS video conference (further details:

January 17 Tuesday 4 pm

Suman Jyoti De, Harish-Chandra Research Institute, India

Global phase diagram of charge neutral graphene in the quantum Hall regime for generic interactions

Location: PCS video conference (further details: short PCS seminar)

January 6 Friday 3 pm

Gibaik Sim, Technische Universitat Munchen, Germany

Nonlinear spectroscopy of spin chains

                                      IBS Center for Theoretical Physics of Complex Systems (PCS), Administrative Office (B349), Theory Wing, 3rd floor

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