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Advanced computing is generally recognized to be an increasingly vital tool for accelerating progress in scientific research during the 21st Century. For example, the Department of Energy’s “Scientific Discovery through Advanced Computing” (SciDAC) Program was motivated in large measure by the fact that formidable scientific challenges in its research portfolio could best be addressed by utilizing the combination of the rapid advances in super-computing technology together with the emergence of effective new algorithms and computational methodologies. The imperative is to translate such progress into corresponding increases in the physics fidelity and the performance of the scientific codes used to model complex physical systems, including those encountered in high temperature plasma research. If properly validated against experimental measurements and analytic benchmarks, these codes can provide reliable predictive capability for the behavior of a broad range of complex natural and engineered systems. This talk reviews recent progress and future directions for advanced simulations with some illustrative examples taken from the plasma physics application area. Significant recent progress in both particle and fluid simulations of fine-scale turbulence and largescale dynamics in magnetically-confined plasmas have been enabled by the combination of access to powerful supercomputing resources together with innovative advances in analytic and computational methods for developing reduced descriptions of physics phenomena spanning a huge range in time and space scales. In particular, the plasma science community has made excellent progress in developing advanced codes for which computer run-time and problem size scale well with the number of processors on massively parallel machines (MPPs). A good example is the effective usage of the full power of multi-teraflop (multi-trillion floating point computations per second) MPPs to produce three-dimensional, general geometry, nonlinear particle simulations which have accelerated progress in understanding the nature of plasma turbulence in fusion-grade high temperature plasmas. These calculations, which typically utilize billions of particles for thousands of time-steps, would not have been possible without access to powerful present generation MPP platforms together with modern diagnostic and visualization capabilities to help interpret the results. In general, new insights gained from advanced simulations provide great encouragement for being able to include increasingly realistic dynamics to enable deeper physics understanding of plasmas in both natural and laboratory environments. The associated scientific excitement should serve to stimulate improved cross-cutting collaborations with other fields and hopefully also to help attract bright young talent to the rapidly growing area of interdisciplinary computational science.
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论文共 333 篇作者统计合作学者相似作者
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William Tang, Eliot Feibush,Ge Dong, Noah Borthwick, Apollo Lee, Juan-Felipe Gomez,Tom Gibbs, John Stone, Peter Messmer,Jack Wells,Xishuo Wei,Zhihong Lin
arxiv(2024)
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Shuaiwen Leon Song,Bonnie Kruft,Minjia Zhang,Conglong Li,Shiyang Chen,Chengming Zhang,Masahiro Tanaka,Xiaoxia Wu,Jeff Rasley,Ammar Ahmad Awan,Connor Holmes, Martin Cai,Adam Ghanem,Zhongzhu Zhou,Yuxiong He,Christopher Bishop,Max Welling,Tie-Yan Liu,Christian Bodnar,Johannes Brandsetter,Wessel Bruinsma,Chan Cao,Yuan-Jyue Chen, Peggy Dai,Patrick Garvan,Liang He,Elizabeth Heider,Pipi Hu,Peiran Jin,Fusong Ju,Yatao Li,Chang Liu,Renqian Luo,Qi Meng,Frank Noe,Tao Qin, Janwei Zhu,Bin Shao,Yu Shi,Wenlei Shi,Gregor Simm,Megan Stanley,Lixin Sun,Yue Wang,Tong Wang,Zun Wang,Lijun Wu,Yingce Xia,Leo Xia,Shufang Xie,Shuxin Zheng,Jianwei Zhu,Pete Luferenko,Divya Kumar,Jonathan Weyn,Ruixiong Zhang,Sylwester Klocek,Volodymyr Vragov,Mohammed AlQuraishi,Gustaf Ahdritz,Christina Floristean,Cristina Negri,Rao Kotamarthi,Venkatram Vishwanath,Arvind Ramanathan,Sam Foreman,Kyle Hippe,Troy Arcomano,Romit Maulik,Maxim Zvyagin,Alexander Brace,Bin Zhang,Cindy Orozco Bohorquez,Austin Clyde,Bharat Kale,Danilo Perez-Rivera,Heng Ma,Carla M. Mann,Michael Irvin,J. Gregory Pauloski,Logan Ward,Valerie Hayot,Murali Emani,Zhen Xie,Diangen Lin,Maulik Shukla,Thomas Gibbs,Ian Foster,James J. Davis,Michael E. Papka,Thomas Brettin,Prasanna Balaprakash,Gina Tourassi,John Gounley,Heidi Hanson,Thomas E Potok, Massimiliano,Lupo Pasini,Kate Evans,Dan Lu,Dalton Lunga,Junqi Yin,Sajal Dash,Feiyi Wang,Mallikarjun Shankar,Isaac Lyngaas,Xiao Wang,Guojing Cong,Pei Zhang,Ming Fan,Siyan Liu,Adolfy Hoisie,Shinjae Yoo,Yihui Ren,William Tang,Kyle Felker,Alexey Svyatkovskiy, Hang Liu,Ashwin Aji,Angela Dalton,Michael Schulte,Karl Schulz,Yuntian Deng,Weili Nie,Josh Romero,Christian Dallago,Arash Vahdat,Chaowei Xiao, Thomas Gibbs,Anima Anandkumar,Rick Stevens
CoRR (2023)
Nuclear Fusionno. 8 (2023): 086020
Contributions to plasma physicsno. 5-6 (2023)
2022 FIRST COMBINED INTERNATIONAL WORKSHOP ON INTERACTIVE URGENT SUPERCOMPUTING (CIW-IUS)pp.20-24, (2022)
arXiv (Cornell University) (2022)
crossref(2022)
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#Papers: 330
#Citation: 14520
H-Index: 56
G-Index: 109
Sociability: 8
Diversity: 2
Activity: 5
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