11 Papers
58 Citations
K. Ko is an academic researcher from SLAC National Accelerator Laboratory. The author has contributed to research in topics: Finite element method & Particle accelerator. The author has an hindex of 4, co-authored 11 publications.
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Papers
Parallel higher-order finite element method for accurate field computations in wakefield and pic simulations
A. Candel,A. Kabel,L. Lee,Zenghai Li,C. Limborg,C. Ng,Ernesto E. Prudencio,Greg Schussman,R. Uplenchwar,K. Ko +9 more
- 19 Jun 2009
TL;DR: Examples from applications to the International Linear Collider, Positron Electron Project-II, Linac Coherent Light Source (LCLS) and other accelerators will be presented to compare the accuracy and computational efficiency of these codes versus their counterparts using structured grids.
State of the Art in EM Field Computation
C. Ng,Volkan Akcelik,A. Candel,S. Chen,N. Folwell,Lixin Ge,Adam Guetz,H. Jiang,A. Kabel,L. Lee,Zenghai Li,Ernesto E. Prudencio,Greg Schussman,R. Uplenchwar,L. Xiao,K. Ko +15 more
- 25 Sep 2006
TL;DR: The advances in electromagnetic (EM) field computation that have been enabled by the US DOE SciDAC Accelerator Science and Technology project which supports the development and application of a suite of electromagnetic codes based on the higherorder finite element method are presented.
Impact of SciDAC on accelerator projects across the office of science through electromagnetic modeling
K. Ko,N. Folwell,Lixin Ge,Adam Guetz,V. Ivanov,A. Kabel,M Kowalski,L. Lee,Zenghai Li,C. Ng,Ernesto E. Prudencio,Greg Schussman,R. Uplenchwar,L. Xiao,ISICs +14 more
- 01 Jan 2005
TL;DR: In this article, a set of parallel electromagnetic codes based on unstructured grids were developed to solve challenging problems in accelerators, and solve them to unprecedented realism and accuracy. But the authors did not specify the number of parallel codes to be developed.
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Parallel 3D Finite Element Numerical Modelling of DC Electron Guns
Ernesto E. Prudencio,A. Candel,Lixin Ge,A. Kabel,K. Ko,L. Lee,Zenghai Li,C. Ng,Greg Schussman +8 more
- 04 Feb 2008
TL;DR: Gun3P, a parallel 3D finite element application that the Advanced Computations Department at the Stanford Linear Accelerator Center is developing for the analysis of beam formation in DC guns and beam transport in klystrons is presented.
Parallel Computation of Intergrated Electronmagnetic, Thermal and Structural Effects for Accelerator Cavities
Volkan Akcelik,A. Candel,A. Kabel,L-Q. Lee,Zhenqing Li,C-K. Ng,L. Xiao,K. Ko +7 more
- 02 Jul 2008
TL;DR: A novel multi-physics analysis tool has been developed to include additional thermal and mechanical effects in superconducting rf cavities to substantially reduce the cost and time of a design cycle.