Presentation

Planned

  • WE-Heraeus Seminar, Spin Dynamics in Materials with Unconventional Symmetries (Invited Talk, Bad Honnef, Germany, 6-9 January 2026)
  • Orbitronics Workshop 2026 (Carry-le-Rouët, France, 5-7 May 2026)
  • 2026 International Symposium on Advanced Magnetic Materials and Applications (ISAMMA) (Invited Talk, Busan, Korea, 28 June – 2 July, 2026)
  • ISSP Long-Term International Workshop (Tokyo, Japan, 22-31 July 2026)
  • The 70th Annual Conference on Magnetism and Magnetic Materials (MMM 2025) (Holonolu, Hawaii, 2-6 November 2026)

2025

  • Chiral-Induced Orbital Selectivity by the Helicoid Fermi Arc in Topological Chiral Semimetal CoSi, ICAMD 2025 (Invited Talk, Busan, South Korea, 8-12 December 2025)
  • Topological chiral semimetal as an ideal material for orbitronics, Center for Spintronics, Korea Institute of Science and Technology (KIST) (Seminar, Seoul, Korea, 1 December 2025)
  • Toward orbital-MRAM 
by harnessing orbital currents, Samsung Advanced Institute of Technology (Seminar, Suwon, Korea, 17 November 2025)
  • Future Prospect of Spintronics with Orbital Angular Momentum, ISSP Workshop, University of Tokyo: Spintronics Future Prospects (Invited Talk, Tokyo, Japan, 11-12 November 2025)
  • Chiral Orbitronics: OAM interacting with chiral order and excitation, Korean Physical Society Fall Meeting 2025 (Invited Talk, Gwangju, Korea, 24 October 2025)
  • Electric Control of Magnetism by Orbital Angular Momentum, the 7th International Workshop on Spintronics Memory Logic 2025 (Invited Talk, Hangzhou, China, 17 October 2025)
  • Orbitronics: Orbital Quantum State as an Information Carrier in Materials, Center for Spintronics, Korea Institute of Science and Technology (KIST) (Seminar, Seoul, Korea, 24 September 2025)
  • Orbitronics: Orbital Quantum State as an Information Carrier in Materials, Physics Colloquium, Korea University (Seminar, Seoul, Korea, 9 September 2025)
  • Chiral Orbitronics, Swedish-Korean Workshop on Orbitronics (Invited Talk, Gothenburg, Sweden, 17-18 July 2025)
  • Crucial Role of Orbital Angular Momentum in Non-Equilibrium, TU Dortmund (Seminar, Dortmund, Germany, 19 May 2025)
  • Crucial Role of Orbital Angular Momentum in Non-Equilibrium, Walther-Meißner-Institut (Seminar, Garching, Germany, 13 May 2025)
  • Crucial Role of Orbital Angular Momentum in Non-Equilibrium, University of Augsburg (Seminar, Augsburg, Germany, 12 May 2025)
  • Orbital Topology of Chiral Crystals for Orbitronics, IcAMUS 2025: International Conference of Asian Union of Magnetics Societies (Invited Talk, Okinawa, Japan, 21-24 April 2025)
  • Orbital Topology of Chiral Crystals for Orbitronics, Spin & Orbit Workshop (Invited Talk, San Sebastian, 31 March – 4 April, 2025)
  • Orbitronics: A New Frontier in Condensed Matter Physics, University of Groningen (Seminar, Groningen, Netherlands, 6 March 2025)
  • Orbitronics: A New Frontier in Condensed Matter Physics, QuMat Seminar, Utrecht University (Seminar, Eindhoven, Netherlands, 5 March 2025)
  • Orbitronics Meets Spintronics: Interplay between orbital and spin angular momenta in solids, NWO Physics–Dutch national conference on physics (Invited Talk, Veldhoven, Netherlands, 21-22 January 2025)
  • WE-Heraeus-Seminar: X-tronics with Emerging Magnetic Materials (Organizer, Physikzentrum, Bad Honnef, Germany, 6-9 January 2025)

2024

  • Orbitronics: New Frontier in Condensed Matter Physics, Martin-Luther-Universität Halle-Wittenberg (Seminar, Halle, Germany, 27 November 2024)
  • Novel Materials for Orbitronics, Spintronics and Orbitronics Workshop (Invited Talk, Yokohama, Japan, 13-14 November 2024)
  • Orbitronics: New Frontier in Condensed Matter Physics, Keio University (Seminar, Yokohama, Japan, 12 November 2024)
  • Orbitronics: New Frontier in Condensed Matter Physics, Kyoto University, both at Katsura and Uji Campi (Seminar, Kyoto, Japan, 7-8 November 2024)
  • Spintronics Meets Orbitronics: How to Distinguish Spin and Orbital Angular Momenta, WE-Heraeus-Seminar: Hybrid Angular Momentum Transport and Dynamics (Invited Talk, Physikzentrum, Bad Honnef, Germany, 28-31 October 2024)
  • Orbitronics: New Frontier in Condensed Matter Physics, Trinity College Dublin (Seminar, Online, 25 October 2024)
  • Local and Global Reciprocity in Orbital-Charge-Coupled Transport, ICM 2024 Bologna (Contributed Talk, Focus Symposium, Program Committee, Bologna, Italy, 30 June – 5 July 2024)
  • Reciprocal Phenomena in Orbitronics, Workshop on Applied Spintronic Phenomena (Invited Talk, Kaiserslautern, Germany, 3-5 June 2024)
  • Local violation of the reciprocity between the direct and inverse orbital Hall effects, DPG Spring Meeting (Contributed Talk, Berlin, Germany, 17-22 March 2024)
  • On the reciprocal relation between the direct and inverse orbital Hall effects, APS March Meeting (Invited Talk, Minneapolis, MN, USA, 3-8 March 2024)
  • Orbitronics: State of the art, challenges, and future, SPEC, CEA Saclay, Paris (Seminar, Paris, France, 11 January 2024)
  • Reciprocal Relations in Orbitronics, WE-Heraeus-Seminar: Towards Functional van der Waals Magnets by Unlocking Synergies with Orbitronics, Magnonics, Altermagnetism, and Optics (Invited Talk, Bad Honnef, Germany, 2-5 January 2024)

2023

  • Promoting Orbital Angular Momentum in Non-Equilibrium, ICMAB-CSIC School on Orbital Current 2023 (Lecture, Barcelona, 30 November – 1 December 2023, Slide)
  • Spin-Orbitronics 2.0: Spintronics Meets Orbitronics, Korean Magnetics Society Meeting (Invited Talk, Busan, South Korea, 22-24 November 2023)
  • Reciprocal Relations in Orbitronics, 2023 KAIST Orbitronics Workshop (Invited Talk, Daejeon, South Korea, 20-22 November 2023)
  • Spin-Orbitronics 2.0: Spintronics Meets Orbitronics, Spintec (Seminar, Pohang, Korea, 15-17 November 2023)
  • Spin-Orbitronics 2.0: Spintronics Meets Orbitronics, Spintec (Seminar, Grenoble, France, 9-10 September 2023)
  • Spin-Orbitronics 2.0: Spintronics Meets Orbitronics, JEMS 2023 (Invited Talk, Madrid, 27 August – 1 September 2023, Slide)
  • Toward Perovskite Orbitronics: Orbital Currents in Solids, Workshop on Perovskite Spintronics (Invited Talk, Mainz, 21-22 August 2023)
  • Spin-Orbitronics 2.0: Spintronics Meets Orbitronics, EU-Japan Workshop: Spin-QX 2023 (Invited Talk, Jülich, 7-10 August 2023, Slide)
  • Orbital Currents for Energy-Efficient and Environment-Friendly Spintronics: A theoretical perspective, ICMAT 2023 (Invited Talk, Singapore, 26-30 June 2023, Slide)
  • Crucial Role of Long-Range Orbital Transport in Spintronic Phenomena, Laboratoire de Physique des Solides, Universite Paris-Saclay & CNRS (Seminar, Paris, France, 17-18 April 2023)
  • Tutorial: Introduction to orbital physics out-of-equilibrium, Department of Materials, ETH Zürich (Lectures, 1-31 March 2023, Zürich, Switzerland, Slide: Part1, Part2, Part3)
  • Nonequilibrium Orbital Angular Momentum for Spintronics, Institute of Physics of the Czech Academy of Sciences (Seminar, Prague, Czech Republic, 15-16 February 2023)

2022

  • Orbitronics: Exploiting orbital angular momentum for next-generation electronics, Oxide Superconducting Spintronics Workshop 2022 (Invited Talk, 14-17 November, Vietri sul Mare, Italy)
  • Nonequilibrium Orbital Angular Momentum for Spintronics, MagnEFi Conference (Invited Talk, 10–14 October 2022, Crete island, Greece)
  • Prospects of orbitronics research: Where are we, where are we going?, TU Kaiserslautern (Seminar, 22 September, Kaiserslautern, Germany)
  • Noncollinear spin current for switching of chiral magnetic textures, DPG Meeting 2022 (Contributed Talk, 4-9 September, Regensburg, Germany, Slide)
  • Observation of the orbital Hall effect in a light metal Ti, SPIE Spintronics XV (Invited Talk, 21-25 Auguest 2022, San Diego, USA, Slide)
  • SPICE Workshop on Orbitronics (Organizer, 19-22 July 2022, Ingelheim Germany)
  • Orbital currents and torques for the next generation spin-orbitronics, ICMFS-2022 (Invited Talk, 10-14 July, Okinawa, Japan)
  • Orbitronics: Exploiting orbital angular momentum for next-generation electronics, SPICE Young Research Group Leader Workshop “Spin, Charge, and Heat Transport: From Symmetries to Emergent Functionalities” (Invited Talk, 5-8 July 2022, Ingelheim, Germany)
  • Orbitronics: Exploiting orbital angular momentum for next-generation electronics, Oxide and Superconducting Spintronics (Seminar, 29 June, Online)
  • Toward next-generation spin-orbitronics with orbital currents, Max Planck Institute of Microstructure Physics (Seminar, 8 June, Online)
  • Toward next-generation spin-orbitronics with orbital currents, MORIS2022 (Invited Talk, 16-19 May 2022, Online, Slide)
  • Intensive course on ab-initio spin-orbitronics (Part 2: Wannier functions and post-processing), Institute of Physics, Johannes Gutenberg University Mainz (Lectures, 25-29 April 2022, Mainz, Germany)
  • Long-range orbital transport in ferromagnets: Theory and experiment, Korean Physical Society Spring Meeting (Invited Talk, 21 April 2022, Online)
  • Intensive course on ab-initio spin-orbitronics (Part 1: FLAPW method and FLEUR code), Institute of Physics, Johannes Gutenberg University Mainz (Lectures, 13-14 April 2022, Mainz, Germany)
  • Toward Next-Generation Spin-Orbitronics with Orbital Currents, CINaM, Université Aix-Marseille (Seminar, 6-8 April 2022, Marseille, France)
  • Orbital effects in spin-orbitronics: Theoretical aspects, CINaM, Université Aix-Marseille (Seminar, 6 April 2022, Marseille, France)
  • Orbital Currents for Spin-Orbitronics, THz Physics group, Freie Universität Berlin (Seminar, 2 March 2022, Online)
  • Orbitronics: Orbital Currents in Solids, Department of Physics, UNIST (Seminar, 18 February 2022, Online)
  • Orbital current in magnetism: From spintronics to orbitronics, Department of Physics, University of Ulsan (Seminar, 20 January 2022, Online)
  • Theory of orbital Hall effect and current-induced torques by orbital current, Symposium on Frontiers of orbital physics: statics, dynamics, and transport of orbital angular momentum, Joint MMM-Intermag (Invited Talk, 10-14 January 2022, Online/New Orleans, USA, Slide)
  • Orbital current: Why it matters in spintronics, WE-Heraeus-Seminar: Non-Linear Magnetism (Poster, 5-7 January, Bad Honnef, Germany)

2021

  • Orbital current: Why it matters in spintronics, RIEC International Workshop on Spintronics (Invited Talk, November 2021, Online, Slide)
  • Current-induced spin-orbit torque by orbital angular momentunm current, SPIE Spintronics XIV (Invited Talk, 1-5 August 2021, Online, Slide)
  • Orbital Transport in Spintronics, Center for Quantum Spintronics, Norwegian University of science and Technology (Seminar, 17 June 2021)
  • Strong enhancement of the orbital Rashba effect in Cu film by surface oxidization, Intermag 2021 (Contributed Talk, 26-30 April 2021)
  • Orbital torque in Cr-based heterostructures: A theoretical perspective, Korean Physical Society Spring Meeting (Invited Talk, 21-13 April 2021)
  • Studying spin-orbitronics using Wannier functions, FLEUR Hands-On Tutorial (Lecture, 12-16 April 2021)
  • A guide to Wannier functions, FLEUR Hands-On Tutorial (Lecture, 12-16 April 2021, Slide, Video)
  • Orbital Transport in Spintronics, Seminar in Spintronics Group in Unité Mixte de Physique CNRS/Thales (Seminar, 29 January, 2020, Online, Slide)
  • Orbital Transport in Spintronics, Seminar in Ingrid Mertig’s Group, Institut für Physik, Martin-Luther-Universität Halle-Wittenberg (Seminar, 20 January, Online)
  • Orbital Transport in Spintronics, WE-Heraeus-Seminar: Magnetism at the Nanoscale: Imaging ‐ Fabrication – Physics (Poster, 6 January, Online, Slide)

2020

  • Orbital transport from first-principles, Korean Physical Society Autumn Meeting (Invited Talk, 5 November, Online)
  • Orbital Transport in Spintronics, SPICE Young Research Leaders Group Workshop (Invited Talk, 3 November, Online, Slide)
  • Theory of spin-orbital coupled dynamics for understanding spin-orbit torque, AtC-AtG Magnetics Conference (Contributed Talk, 27 August, Online, Slide, * Best Presentation Award)
  • Orbital Transport in Spintronics, Online Spintronics Seminar (Seminar, 7 August, Online, Slide, Video)
  • Current-induced orbital angular momentum and orbital torque for spin-orbitronics, Center for Spintronics, Post-silicon Semiconductor Institute, Korea Institute of Science and Technology (Seminar, 6 February, Seoul, Korea)
  • Current-induced orbital angular momentum and orbital torque for spin-orbitronics, Institute of Physics, Johannes Gutenberg-University Mainz (Seminar, 16 January, Mainz, Germany)
  • Current-induced orbital angular momentum and orbital torque for spin-orbitronics, 710 WE-Heraeus-Seminar: Spin Transport in Complex Magnetic Structures (Poster, 9 January, Bad Honnef, Germany)

2019

  • Current-induced orbital angular momentum and orbital torque for spin-orbitronics, British-German WE-Heraeus-Seminar: Skyrmions in Magnetic Materials (Contributed Talk, 3 December, Bad Honnef, Germany)
  • Spin-Orbital Coupled Dynamics in W(110)/(Fe,Ni) from First Principles, Samsung Global Research Symposium (Poster, 22 November, Seoul, Korea)
  • Spin-Orbital Coupled Dynamics in W(110)/(Fe,Ni) from First Principles, Korean Magnetics Society Winter Meeting (Invited Talk, 21 November, Jeju, Korea)
  • Orbital Dynamics in Spin-Orbitronics, Peter Grünberg Institute (PGI-1) and Institute of Advanced Simulation (IAS-1), Forschungszentrum Jülich (Seminar, Jul. 3, Jülich, Germany)
  • Orbital Transport for Spin-Orbitronics, Department of Physics, Ulsan University (Seminar, May 21, Ulsan, Korea)
  • Orbital Hall Effect and Orbital Torque for Spin-Orbitronics, IBS Center for Correlated Electron Systems, Seoul National University (Seminar, Feb. 1, Seoul, Korea)
  • Orbital Hall Effect and Torque Generation by Orbital Injection, RIKEN Center for Emergent Matter Science (Seminar, Jan. 23-25, Tokyo, Japan)
  • Orbital Torque: Spin Torque by Orbital Injection, International School on Spintronics and Korea-Japan Spintronics Workshop – Topological Phenomena in Magnetism (Poster, Jan. 21-22, Nagoya, Japan)
  • Orbital Hall Effect and Generation of the Spin Torque by Orbital Injection, Asian Pacific Center for Theoretical Physics (Seminar, Jan. 8, Pohang, Korea)

During PhD

2018

  • Spin and orbital Hall effects from the dynamical generation of the orbital angular momentum, 23rd International Colloquium on Magnetic Films and Surfaces (Poster, Jul. 22-27, Santa Cruz, CA, USA).
  • Dynamical Role of the Orbital Degree of Freedom in the Intrinsic Spin and Orbital Hall Effects, International Conference on Magnetism 2018 San Francisco (Poster, Jul. 16-20, San Francisco, CA, USA).

2017

  • Quenching-Stable Loop Current from the Orbital Hybridization: a Mechanism for the Intrinsic Orbital and Spin Hall Effects, 2017 Japan-Korea Spintronics Workshop, (Poster, Dec. 18-20, Seoul, Korea).
  • Intrinsic spin and orbital Hall effect form the atomic orbital hybridization, Korean Physical Society Autumn Meeting 2017 (Contributed Talk, Oct. 25-27, Gyungju, Korea).
  • Geometric phase originating in the atomic orbitals: intrinsic spin and orbital Hall effects, Gordon Research Conference – Spin dynamics in nanostructures (Poster, Jul. 16-21, Les Diablerets, Switzerland).
  • Geometric phase effects originating from the atomic orbital degree of freedom in condensed matter, Gordon Research Seminar – Spin dynamics in nanostructures (Contributed Talk, Jul. 15-16, Les Diablerets, Switzerland).
  • Orbital Physics in Spin Transport Phenomena, IBS-CCES Seminar, Department of Physics, Seoul National University (Seminar, Jun 13, 2017, Seoul, Korea).
  • Intrinsic spin Hall effect from the orbital-dependent Berry curvature, Korean Physical Society Spring Meeting 2017 (Contributed Talk, Apr. 19-21, 2017, Daejeon, Korea).
  • Surface orbitronics from the orbital Rashba effect, Deutsche Physikalische Gesellschaft Frühjahrstagung (Contributed Talk, Mar. 19-24, 2017, Dresden, Germany).
  • Geometrical effects originating from the atomic orbital degree of freedom in condensed matter, The 9th BK21+ Young Physicists Workshop 2017 (Invited Talk, Feb. 2-3, 2017, Daejeon, Korea).

2016

  • Orbital Rashba effect in BiAg2, International School on Spintronics and Spin-Orbitronics & Korea-Japan Spin-Orbit Workshop (Poster, Dec. 15-17, Fukuoka, Japan).
  • Orbital Rashba effect: modern theory aspect, The 29th Workshop on Mesoscopic and Nanoscale Systems: Quantum Electron Transport in Emerging 2D Materials (Poster, Nov. 25-26, 2016, Daejeon, Republic of Korea).
  • Physics of Orbitronics: orbital Rashba and orbital Hall effects, AG Magnetstimus group seminar, TU Kaiserslautern (Seminar, Apr. 11, 2016, Kaiserslautern, Germany).
  • The orbital Rashba effect, DPG Spring Meeting (Contributed Talk, Mar. 6-11, 2016, Regensburg, Germany).
  • The orbital Rashba effect, The 8th BK21+ Young Physicists Workshop 2016 (Poster, Feb. 4-5, 2017, Pohang, Korea).
  • Berry phase, anomalous position, and non-minimal coupling due to atomic orbital hybridization, Joint MMM-Intermag 2016 (Contributed Talk, Jan. 11-15, 2016, San Diego, CA, USA).

2015

  • Exploring atomic orbitals in condensed matter: orbital Hall and Rashba effects, Peter Grünberg Institute (PGI-1) and Institute of Advanced Simulation (IAS-1), Forschungszentrum Jülich (Seminar, Dec. 16, 2015, Jülich, Germany).
  • Intrinsic spin and orbital Hall effect induced by the Berry curvature arising from the atomic orbital hybridization, Gordon Research Conference – Spin Dynamics in Nanostructures (Poster, Jul. 26-31, 2015, Hong Kong, China).
  • Berry phase from the atomic orbital and its effect on spin dynamics, Korean Physical Society Spring Meeting (Contributed Talk, Apr. 22 – 24, 2015, Daejeon, Republic of Korea).
  • Berry curvature originating from the orbital angular momentum, KAUST Second International Spin-Orbit Torque Workshop 2015 (Poster, Feb. 26 – Mar. 1, 2015, Thuwal, Saudi Arabia).
  • Berry curvature originating from the orbital angular momentum, The 7th BK+ Young Physicists Workshop (Poster, Feb. 5-6, 2015, Seoul, Republic of Korea).

2014

  • Orbital angular momentum driven intrinsic spin Hall effect, The 27th Worksop on Mesoscopic and Nanoscale Systems (Poster, Nov. 21-22, 2014, Pohang, Republic of Korea).
  • Angular dependence of spin-orbit spin transfer torques, The 13th Spintronics Seminar & Workshop for Young Scientist (Poster, Oct. 27-29, 2014, Sendai, Japan).
  • Angular dependence of spin-orbit spin transfer torques, Korean Physical Society Fall Meeting (Poster, Oct. 22-24, 2014, Gwangju, Republic of Korea).