Recent & Upcoming Talks

2026

9 Jan 2026 11:00 Hongo Campus, the University of Tokyo

2025

The Resurgence of the Large Charge Expansion (Odense)

The large charge approach allows to describe special sectors of strongly-coupled systems. When another controlling parameter is …

26 Aug 2025 11:00 Danish Institute for Advanced Studies, the University of Southern Denmark

The Resurgence of the Large Charge Expansion (Odense)

The Resurgence of the Large Charge Expansion (京東)

The large charge approach allows to describe special sectors of strongly-coupled systems. When another controlling parameter is …

10 Jan 2025 14:15 YITP Kyoto

The Resurgence of the Large Charge Expansion (京東)

2024

What is the Large Charge Expansion? (Corfu)

Working in sectors of large global charge leads to important simplifications when studying strongly coupled CFTs. In this talk I will …

5 Sep 2024 11:00 Corfu Summer Institute

What is the Large Charge Expansion? (Corfu)

Large charge at Large N (EFT in EFT)

The large charge approach allows to describe special sectors of strongly-coupled systems. When another controlling parameter is …

15 Mar 2024 10:30 IPMU (Tokyo)

Large charge at Large N (Taipei)

The large charge approach allows to describe special sectors of strongly-coupled systems. When another controlling parameter is …

1 Mar 2024 15:30 Taipei

2023

Fermionic CFTs at large charge and large N (Porto)

The large charge approach allows to describe special sectors of strongly-coupled systems. When another controlling parameter is …

22 Feb 2023 15:00 Porto

Fermionic CFTs at large charge and large N (Porto)

Goldstone Bosons, Semiclassics and Convexity (IPMU)

The Charge Convexity Conjecture (i.e. the conjecture that the spectrum of the lowest charged operator in a CFT is a convex function of …

18 Jan 2023 13:30 IPMU (University of Tokyo)

Goldstone Bosons, Semiclassics and Convexity (IPMU)

Goldstone Bosons, Semiclassics and Convexity (Kyoto)

The Charge Convexity Conjecture (i.e. the conjecture that the spectrum of the lowest charged operator in a CFT is a convex function of …

12 Jan 2023 15:00 Kyoto

Goldstone Bosons, Semiclassics and Convexity (Kyoto)

2022

The Resurgence of the Large Charge Expansion (Cambridge)

The large charge approach allows to describe special sectors of strongly-coupled systems. When another controlling parameter is …

12 Dec 2022 16:00 Cambridge

The Resurgence of the Large Charge Expansion (Cambridge)

Large Charge at large N (Lyon)

The large charge approach allows to describe special sectors of strongly-coupled systems. When another controlling parameter is present, it is still useful because it allows to unveil interesting mathematical structures and access previously unexplored parts of the spectrum

25 May 2022 14:00 Lyon

N=2 SUSY at large R-charge (Paris)

I will discuss the behavior of N=2 supersymmetric theories in the large R-charge limit. Writing an effective action on moduli space, we …

20 Apr 2022 09:00 Paris

Vector models at large charge (and some supersymmetry) (Padova)

I will discuss the IR fixed point of the O(N) vector model in 3 dimensions (Wilson-Fisher point) in the framework of the large charge …

6 Apr 2022 14:00 Padova

Vector models at large charge (and some supersymmetry) (Gijón)

I will discuss the IR fixed point of the O(N) vector model in 3 dimensions (Wilson-Fisher point) in the framework of the large charge …

25 Mar 2022 15:00 Gijón

2021

Vector models at large charge (and some supersymmetry) (Paris)

I will discuss the IR fixed point of the O(N) vector model in 3 dimensions (Wilson-Fisher point) in the framework of the large charge …

18 Nov 2021 12:00 Paris

The large N effective potential from large charge (Ascona)

Working in sectors of large global charge leads to important simplifications when studying strongly coupled CFTs. After an introduction …

14 Oct 2021 10:10 Ascona

Introduction to the large charge expansion (Stavanger)

Working in sectors of large global charge leads to important simplifications when studying strongly coupled CFTs. In this talk I will …

5 Aug 2021 10:10 Stavanger

The O(N) vector model at large charge: EFT, large N and resurgence (Αθήνα)

I will discuss the IR fixed point of the O(N) vector model in 3 dimensions (Wilson-Fisher point) in the framework of the large charge …

6 Apr 2021 11:00 Athens

The O(N) vector model at large charge: EFT, large N and resurgence (Napoli)

I will discuss the IR fixed point of the O(N) vector model in 3 dimensions (Wilson-Fisher point) in the framework of the large charge …

16 Feb 2021 13:30 Napoli, Italy

The O(N) vector model at large charge: EFT, large N and resurgence (Москва)

I will discuss the IR fixed point of the O(N) vector model in 3 dimensions (Wilson-Fisher point) in the framework of the large charge …

27 Jan 2021 16:00 Moscow

The O(N) vector model at large charge: EFT, large N and resurgence (Москва)

2020

Introduction to the large charge expansion (Durham)

Working in sectors of large global charge leads to important simplifications when studying strongly coupled CFTs. In this talk I will …

16 Oct 2020 12:30 Durham, UK

Solving the large charge expansion with integrability (Padova)

24 Sep 2020 11:30 Padova, Italy

Introduction to the large charge expansion (Ηράκλειο)

Working in sectors of large global charge leads to important simplifications when studying strongly coupled CFTs. In this talk I will …

15 Sep 2020 12:00 Heraklion

Introduction to the large charge expansion (Pisa)

Working in sectors of large global charge leads to important simplifications when studying strongly coupled CFTs. In this talk I will …

17 Jun 2020 11:30 Pisa

Introduction to the large charge expansion

I will present the large-charge construction and some examples of applications to vector models and supersymmetric models

19 Mar 2020 14:30 Zoom

Introduction to the large charge expansion (東京)

I will present the large-charge construction for CFT with isolated vacua.

14 Jan 2020 11:30 Kashiwa, Japan.

2019

Tame the beast: physics at strong coupling

Strong coupling cannot be avoided in the description of physical systems. I propose a definition based on the path integral formalism, …

22 Oct 2019 15:00 Torino, Italia.

A large charge to tame strong coupling

I will present the large-charge construction for CFT with isolated vacua and discuss its application to asymptotically safe theories …

8 Oct 2019 16:00 Primošten, Croatia.

Large charge at large N (SCGP)

We apply the large-charge expansion to O(N) vector models starting from first principles. We focus on the Wilson–Fisher point in three …

27 Aug 2019 10:30 SCGP Stony Brook

Large charge: advanced applications (Trieste)

I will discuss some advanced applications of the large charge expansion for systems with special properties. I will show how to prove …

2 Jul 2019 16:00 ICTP, Trieste, Italy

Large charge: advanced applications (Odense)

I will discuss some advanced applications of the large charge expansion for systems with special properties. I will show how to prove …

23 May 2019 10:30 Odense, Denmark

Compensating strong coupling with large charge (東京)

I will present new results (partially from work in progress) that display a qualitatively different behavior from the one observed in …

17 Jan 2019 15:30 Tokyo, Japan

2018

The unreasonable effectiveness of the large charge expansion (東京)

We compute conformal dimensions and other physical quantities for strongly coupled conformal field theories in three dimensions with …

16 Jan 2018 10:30 IPMU, Tokyo, Japan

The unreasonable effectiveness of the large charge expansion (東京)

We compute conformal dimensions and other physical quantities for strongly coupled conformal field theories in three dimensions with …

5 Jan 2018 14:30 Rikkyo University, Tokyo, Japan

2017

Deformations, defects and a noncommutative spectral curve

The fluxtrap is an exact string theory background that has been originally introduced as a string realization of the $\Omega$ …

5 Sep 2017 11:15 Kyoto University (Japan)

The unreasonable effectiveness of effective field theory (SCGP)

We compute conformal dimensions and other physical quantities for strongly coupled conformal field theories in three dimensions with …

21 Jul 2017 10:30 Stony Brook, USA

Attacking strong coupling with large charge (Torino)

We study some (conformal) field theories with global symmetries in the sector where the value of the global charge $ Q $ is large. We …

8 Jun 2017 14:30 Turin, Italy

Attacking strong coupling with large charge (Roma)

We study some (conformal) field theories with global symmetries in the sector where the value of the global charge $ Q $ is large. We …

7 Jun 2017 14:30 Rome, Italy

Compensating strong coupling with large charge (東京)

We study some (conformal) field theories with global symmetries in the sector where the value of the global charge $ Q $ is large. We …

17 Jan 2017 15:30 Tokyo, Japan

2016

Boundaries, Lattices and the Gravitational Anomaly (京都)

I discuss a general proof of the following two facts regarding two-dimensional local quantum field theories with non-vanishing …

9 Jun 2016 14:00 Yukawa Institute for Theoretical Physics – Kyoto University (Japan)