F. JENKO – Modeling for magnetic fusion at the exascale

00:00:00 Introduction
00:00:16 Fusion energy in the news
00:00:37 How the Sun shines
00:01:05 Fusion Energy in the Laboratory
00:02:26 Magnetic Confinement of Plasmas
00:03:19 The crucial next step: ITER
00:04:18 ITER construction site in Southern France
00:04:29 The resources for fusion energy are practically unlimited
00:05:02 Extreme computing in support of fusion energy
00:05:11 3 key challenges for fusion physics
00:07:17 The huge range of spatial and temporal scales presents major challenges to theory and simulation
00:08:19 Key theme: integration
00:09:44 Towards a “virtual” tokamak
00:13:36 ETS Workflow
00:14:11 Strong scaling of gene code on Titan
00:15:21 Beyond “brute force”
00:15:47 Sparse grid combination technique
00:17:01 Combining sparse-grid runs
00:17:38 A new level of parallelism
00:17:53 Spin-­off: algorithmic fault tolerance
00:19:07 Discovery science via extreme computing
00:19:40 Activity at electron scales?
00:20:57 Gyrokinetic simulations suggest: significant contributions!
00:22:00 Multiscale simulations
00:22:50 Wendelstein 7-­X: an optimized stellarator
00:23:15 Gyrokinetic simulations for Wendelstein 7-­X
00:24:01 Quo vadis?

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