2023
Workshop on Algebraic Geometry, Tsinghua Sanya International Mathematics Forum, Sanya, December 2023.
Geometry of moduli spaces of Higgs bundles,
Korea Institute for Advanced Study, Seoul, September 2023.
Physics and Special Holonomy, KITP, Santa Barbara, CA, March 2023.
Gauge Theory, Moduli Spaces and Representation Theory, Kashiwa 2023, In honor of the 60th birthday of Hiraku Nakajima, Kavli IPMU, University of Tokyo, Kashiwa, February, 2023.
(slides)
2022
Workshop on Mirror symmetry and Related Topics, Kyoto 2022, Kyoto University, Kyoto, December 2022.
MS seminar,
Kavli IPMU, University of Tokyo, Kashiwa, December 2022.
Pacific Rim Complex & Symplectic Geometry Conference, Kyoto University, Kyoto, August 2022.
(slides)
2021
Geometry seminar, Osaka University, Toyonaka, December 2021.
Algebraic Geometry seminar/Differential Topology seminar,
Kyoto University, Kyoto and University of Tokyo, Tokyo, November 2021. (hybrid)
Stanford Algebraic Geometry seminar,
Stanford University, Stanford, CA, March 2021. (online)
(slides)
The 16th Kagoshima Algebra-Analysis-Geometry seminar,
Kagoshima University, Kagoshima, February 2021. (online)
2020
Algebraic Geometry and Number Theory seminar, IST Austria, Vienna, April 2020. (online)
2019
Minisymposium on Gauge Theory and Partial Differential Equations,
part of the SIAM Conference on Analysis of Partial Differential
Equations, La Quinta, CA, December 2019.
Extra Algebraic Geometry seminar,
Utrecht University, Utrecht, November 2019.
Geometry and Mathematical Physics seminar,
University of York, York, November 2019.
Geometry seminar,
University of Leeds, Leeds, October 2019.
School
and Workshop on Gauge Theories and Differential Invariants ,
The Abdus Salam International Centre for Theoretical Physics, Trieste, October 2019.
Geometry and Physics of Higgs bundles, Oberwolfach, May 2019. (MFO Report)
Geometry and Physics seminar, California Institute of Technology,
Pasadena, CA, March 2019.
Geometry and Analysis seminar,
Mathematical Institute, University of Oxford, January 2019.
(slides)
2018
Special Holonomy: Progress and Open Problems 2018,
Simons Center for Geometry and Physics, Stonybrook, NY, September 2018.
Masterclass,
Centre for Quantum Geometry of Moduli Spaces, Aarhus University, Aarhus, August 2018.
(Notes from the last half of my lectures (The first half of the lectures was more or less identical to a TCC course I delivered at Oxford in 2019.) )
2017
String theory seminar,
Mathematical Institute, University of Oxford, November 2017.
Dublin Mathematics Colloquium,
Trinity College Dublin, Dublin, October 2017.
Geometry seminar,
Trinity College Dublin, Dublin, October 2017.
Differential Topology seminar,
Kyoto University, Kyoto, July 2017.
Geometry seminar, Meiji University, Kawasaki, June 2017.
(Japanese page)
Geometry seminar, Osaka University, Toyonaka, May 2017.
Gauge theory and categorification, IPAM, UCLA, Los Angels, CA, March 2017.
Analysis seminar, Department of Mathematics, Peking University, Beijing, January 2017.
2016:
Working seminar on the Vafa-Witten invariants, , Kyoto University, Kyoto, December 2016.
Colloquium, Department of Mathematics, National Tsing Hua University, Hsinchu, Ocotober 2016.
13th Taiwan Geometry symposium, National Cheng Kung University, Tainan, October 2016.
Lectures on Vafa-Witten invariants (60 minutes times 6), National Center for Theoretical Sciences, National Taiwan University, Taipei, October 2016.
MSJ Autumn meeting 2016
, Kansai University, Osaka September 2016.
The second China-Japan Geometry conference, Fujian Normal University,
Fuzhou, September 2016.
63rd Geometry Symposium, Okayama University, Okayama, August 2016.
(Japanese page)
TiTech Geometry Seminar, Tokyo Institute of Technology, Tokyo, June 2016.
Geometry seminar, Nagoya University, Nagoya, April 2016.
(Japanese page)
Kansai-region Gauge Theory seminar,
Kyoto University, Kyoto, January 2016.
(Japanese page)
2015:
Differential and Complex Geometry seminar, Korea Institute for Advanced Study, Seoul, June
2015.
Mathematics Department Seminar, Seoul National University, Seoul, June 2015.
2014:
The 20th Symposium on Complex Geometry,
Sugadaira, November, 2014.
(Japanese page)
Gauge Theories in Higher Dimensions, Riemann Center for Geometry and Physics, University of Hanover, Hanover, August 2014.
Workshop in The Geometry, Topology and Physics of Moduli Spaces of Higgs Bundles, Institute for Mathematical Sciences,
National University of Singapore, Singapore, July 2014.
NCTS (South) Geometry Conference, NCTS (South), National Cheng Kung University, Tainan, July 2014.
2013:
Geometry Colloquium , University of Tokyo, Tokyo, January 2013.
2012:
Differential Topology seminar, Kyoto University, Kyoto, October. 2012.
Geometry seminar, Nagoya University, Nagoya, June 2012.
2010:
Centre for Quantum Geometry of Moduli Spaces seminar,
Centre for Quantum Geometry of Moduli Spaces,
Aarhus University, Aarhus, November 2010.
2009:
Algebraic and Symplectic Geometry seminar, Mathematical Institute, University of Oxford, Oxford, March 2009.
Symplectic Geometry seminar, Beijing International Center for Mathematical Research, Peking University, Beijing, March 2009.
2008:
Geometry seminar, Boston University, Boston, MA, April 2008.
Everytopic seminar, Brandeis University, Waltham, MA, April 2008.
Group Actions in Geometry seminar,
Massachusetts Institute of Technology, Cambridge, MA, March 2008.
Gauge group seminar,
Massachusetts Institute of Technology, Cambridge, MA, March 2008.
2007:
Geometry seminar,
Massachusetts Institute of Technology, Cambridge, MA, October, 2007.
Geometry seminar, Nagoya University, Nagoya, June 2007.
2006:
Differential Equations on Manifolds, Kanazawa University, Kanazawa,
December. 2006.
Noncommutativity,
Institut des Hautes Études Scientifiques, Bures-sur-Yvette, November 2006.
12th International Symposium on Complex Geometry, Sugadaira, October
2006.
(Japanese page)