Simons Hour Talks

Upcoming Talks

Simons Hour Talk
Optimizing the Shear Alfven Continuum of QuasiSymmetric Stellarators
Thu, Jun 5, 2025, 10:00 am11:00 am

Abstract: TBSL

Talk time in other timezones: AEDT 12:00 AM Fri 6 June, JST 11:00 PM Thu 5 June, CST 10:00 PM Thu 5 June,
CEST 4:00 PM Thu 5 June, BST 3:00 PM Thu 5 June, EDT 10:00 AM Thu 5 June, CDT 9:00 AM Thu 5 June, MDT 8:00 AM Thu 5 June, MST 7:00 AM Thu 5 June, PDT 7:00 AM Thu 5 June,
UTC …
Simons Hour Talks - TBA
A Database of Omnigenous Stellarators using DESC
Thu, Jul 3, 2025, 10:00 am11:00 am

A Virtual Simons Hour Talk
 

Talk time in other timezones: AEST 12:00 AM Fri 4 Jul, JST 11:00 PM Thu 3 Jul, CST 10:00 PM Thu 3 Jul, CEST 4:00 PM Thu 3 Jul, BST 3:00 PM Thu 3 Jul, UTC 14:00 Thu 3 Jul, EDT 10:00 AM Thu 3 Jul, CDT 9:00 AM Thu 3 Jul, MDT 8:00 AM Thu 3 Jul, PDT 7:00 AM Thu 3 Jul
2025 Hidden Symmetries and Fusion Energy Retreat
Mon, Jul 14, 2025Fri, Jul 18, 2025

The 2025 Simons Hidden Symmetries and Fusion Energy Retreat will be hosted from July 14-18, 2025 
in the Pyle Center at the University of Wisconsin-Madison.

Pyle Center
University of Wisconsin-Madison
702 Langdon Street…

Simons Hour Talks
TBA
Thu, Jul 17, 2025, 10:00 am11:00 am

A Virtual Simons Hour Talk
 

Talk time in other timezones: AEST 12:00 AM Fri , JST 11:00 PM Thu , CST 10:00 PM Thu , CEST 4:00 PM Thu , BST 3:00 PM Thu , UTC 14:00 Thu , EDT 10:00 AM Thu , CDT 9:00 AM Thu , MDT 8:00 AM Thu , PDT 7:00 AM Thu
Simons Hour Talks
TBA
Thu, Jul 31, 2025, 10:00 am11:00 am

A Virtual Simons Hour Talk
 

Talk time in other timezones: AEST 12:00 AM Fri , JST 11:00 PM Thu , CST 10:00 PM Thu , CEST 4:00 PM Thu , BST 3:00 PM Thu , UTC 14:00 Thu , EDT 10:00 AM Thu , CDT 9:00 AM Thu , MDT 8:00 AM Thu , PDT 7:00 AM Thu

Past Talks

Simons Hour Talk
The Fundamental Theorem of Stellarator Design
May 22, 2025, 10:00 am
Simons Hour Talk
Post Simons Hidden Symmetries Activities and Discussions
May 8, 2025, 10:00 am
Speaker
Simons Hour Talk
Computation of Magnetohydrodynamic Equilibria with Voigt Regularization
Apr 24, 2025, 10:00 am
Simons Hour Talk
Suppressing Trapped-Electron-Mode-Driven Turbulence via Optimization of Three-Dimensional Shaping
Apr 10, 2025, 10:00 am
Simons Hour Talk
Design of 3D Equilibria and Coils for Steady-State Operation of Tokamaks
Mar 27, 2025, 10:00 am
Simons Hour Talk
VMEC++: A New MHD Equilibrium Code
Mar 13, 2025, 10:00 am
Simons Hour Talk
How Does Ion Temperature Gradient Turbulence Depend on Magnetic Geometry? Insights from data and machine learning.
Feb 13, 2025, 10:00 am
Simons Hour Talk
Numerical Solutions of Resistive Finite-Pressure Magnetohydrodynamic Equilibria for Non-Axisymmetric Toroidal Plasmas
Jan 30, 2025, 10:00 am
Simons Hour Talk
Fast Particle Trajectories and Integrability in Quasiaxisymmetric and Quasihelical Stellarators.
Jan 16, 2025, 10:00 am
Simons Hour Talk (Rescheduled from 2025/01/02)
Error Field Characterization and Correction on MUSE Permanent Magnet Stellarator
Jan 9, 2025, 10:00 am
Speaker
Simons Hour Talk
Optimization of Compact Quasi- Axisymmetric Stellarators With Varying Profiles
Dec 19, 2024, 10:00 am
Speaker
Simons Hour Talk
Optimizing Omnigenity Like Quasisymmetry for Stellarators
Nov 21, 2024, 10:00 am
Speaker
Simons Hour Talk
Stellarator Coil Optimization for Reduced Lorentz Forces
Nov 7, 2024, 10:00 am
Simons Hour Talk
FOCUS-HTS: A New Stellarator Coil Design Code for Three-dimensional High-Temperature Superconducting Coils
Oct 24, 2024, 10:00 am
Simons Hour Talk
How Quasisymmetry Tells Flux Surfaces Where and How to Curve
Sep 26, 2024, 10:00 am
Speaker
Simons Hour Talk
Efficiently Using Computational Resources by Exploiting Problem-Specific Knowledge In Derivative-Free Optimization
Sep 12, 2024, 10:00 am
Simons Hour Talk
Flux Volume Formula (Volume Enclosed by a Flux Surface)
Aug 29, 2024, 10:00 am
Speaker
Simons Hour Talk
Taking the Near-Axis Expansion to Arbitrary Order: Ill-Posedness and Regularization
Aug 15, 2024, 10:00 am
Simons Hour Talk
Mesh-Free Monte Carlo Methods for Heat Diffusion in Complicated Geometry
Jul 18, 2024, 10:00 am
Simons Hour Talk
Multifidelity Linear Regression for Scientific Machine Learning From Scarce Data
Jun 20, 2024, 10:00 am
Simons Hour Talk
Towards Scientific Machine Learning Reduced Models for Nonlinear, Chaotic Plasma Turbulence Simulations
Jun 6, 2024, 10:00 am
Simons Hour Talk
Optimization in the Presence of Chaos
May 23, 2024, 10:00 am
Simons Hour Talk
Optimization of Gyrokinetic Microstability Using Adjoint Methods
May 9, 2024, 10:00 am
Simons Hour Talk
Parametric Design and Analysis of High Field Stellarator Coils
Apr 25, 2024, 10:00 am
Simons Hour Talk
Should we Derive or Let the Data Drive? A Symbiotic Approach
Apr 11, 2024, 10:00 am
Speaker
Simons Hour Talk
Overview of Shape Optimization with Finite Element Methods
Mar 28, 2024, 10:00 am
Simons Hour Talk
Spatial Dynamics Formulation of Magnetohydrostatics
Feb 29, 2024, 10:00 am
Simons Hour Talk
Stellarator Coil Optimization Supporting Multiple Magnetic Configurations
Feb 15, 2024, 10:00 am
Speaker
Simons Hour Talk
Exploration of Non-Resonant Divertor Features in the Compact Toroidal Hybrid
Feb 1, 2024, 10:00 am
Simons Hour Talk
Some Midsize Research Stellarator Options for the US
Jan 18, 2024, 10:00 am
Simons Hour Talk
Improved Stellarator Permanent Magnet Designs Through Combined Discrete and Continuous Optimizations
Jan 4, 2024, 10:00 am
Simons Hour Talk
Near-Axis QI
Dec 21, 2023, 10:00 am
Simons Hour Talk
Magnetic Fields with General Omnigenity
Nov 9, 2023, 10:00 am
Speaker
Simons Hour Talk
SciDAC / Eurofusion collaboration / Simons discussion
Oct 12, 2023, 10:00 am
Simons Hour Talk
Development of the First Non-Planar REBCO Stellarator Coil Using VIPER cable
Sep 28, 2023, 10:00 am
Simons Hour Talk
ITER’s Assembly Tolerances, Translating Physics Limits to Millimetres
Sep 14, 2023, 10:00 am
Speaker
Simons Hour Talk
Large-Scale Derivative-Free Optimization Using Random Subspace Methods
Aug 31, 2023, 7:00 pm
Speaker
Simons Hour Talk
STAR_Lite Stellarator - Plans and Status
Aug 17, 2023, 10:00 am
Simons Hour Talk
Optimizing phase-space barriers for alpha particles via fast classification
Aug 3, 2023, 10:00 am
Simons Hour Talk
Finding Invariant Circles from a Single Trajectory
Jul 20, 2023, 10:00 am
Speaker
Simons Hour Talk
Weighted Birkhoff Averages: a Tool to Identify Invariant Tori
Jul 6, 2023, 10:00 am
Simons Hour Talk
Linear Equations for Stellarator Local MHD Equilibria
Jun 22, 2023, 10:00 am
Simons Hour Talk
Trinity+GX for Stellarator Profile Prediction
Jun 8, 2023, 10:00 am
Simons Hour Talk
Linearized Ideal Magnetohydrodynamic Stability in Stellarators
May 25, 2023, 10:00 am
Speaker
Simons Hour Talk
Efficient Calculation of Internal Magnetic Field & Self-Force for Electromagnetic Coils
May 11, 2023, 7:00 pm
Simons Hour Talk
Existence of Global Symmetries of Divergence-Free Fields with First Integrals
Apr 13, 2023, 7:00 pm
Simons Hour Talk
Direct Optimization of Fast-Ion Confinement in Stellarators
Mar 30, 2023, 10:00 am
Simons Hour Talk
History of the HSX Optimization and Design
Mar 16, 2023, 7:00 pm
Simons Hour Talk
Introduction to Quadratic Flux Minimizing Surfaces and Ghost Surfaces
Mar 2, 2023, 10:00 am
Simons Hour Talk
Aerodynamic Shape Optimization
Feb 16, 2023, 7:00 pm
Simons Hour Talk
Alpha Particle Confinement / Zonal-Flow Activation
Jan 19, 2023, 7:00 pm
Simons Hour Talk
On the Distribution of Heat in Integrable and Non-Integrable Magnetic Fields
Jan 5, 2023, 10:00 am
Speaker
Simons Hour Talk
Coil Optimization
Dec 22, 2022, 7:00 pm
Simons Hour Talk
Strong Nonlinearity of MHD Stability in Stellarators
Dec 8, 2022, 10:00 am
Simons Hour Talk
History of the HSX and QPS Stellarator Designs
Nov 10, 2022, 10:00 am
Simons Hour Talk
Tutorial on Turnstiles
Oct 27, 2022, 7:00 pm
Simons Hour Talk
Update on Isodrasticity
Oct 13, 2022, 10:00 am
Speakers
Simons Hour Talk
Optimization under Stability Constraints
Sep 29, 2022, 7:00 pm
Speaker
Simons Hour Talk
On The Construction Of 3D MHD Equilibria In General Bounded Domains
Sep 15, 2022, 10:00 am
Simons Hour Talk
Coarse-Grained Gyrokinetics For The Critical Ion Temperature Gradient In Stellarators
Sep 1, 2022, 8:00 am
Speaker
Simons Hour Talk
Omnigeneous Toroidal Plasma Equilibria
Aug 18, 2022, 8:00 am
Speaker
Simons Hour Talk
Minimizing Island Width Sensitivity to Maximize Stellarator Coil Tolerances
Aug 4, 2022, 8:00 am
Simons Hour Talk
Energetic Particle Loss Mechanisms In Reactor-Scale Equilibria Close To Quasisymmetry
Jun 9, 2022, 8:00 am
Speaker
Simons Hour Talk - Magnetic Turnstiles in Nonresonant Stellarator Divertor
Feb 17, 2022, 8:00 am
Speaker
Simons’ Hour Talk - Understanding the Space of Quasisymmetric Configurations: Phases and Phase Transitions
Jan 20, 2022, 8:00 am
Speaker
Simons’ Hour Talk - On The Non-Existence Of Stepped-Pressure Equilibria Far From Symmetry
Dec 9, 2021, 8:00 am
Speaker
Simons’ Hour Talk - Suppression of Energetic Particle-Driven Instabilities in Stellarators
Oct 28, 2021, 8:10 am
Speaker