Zhengqi He
Zhengqi He
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FRIB
The fast linear accelerator modeling engine for FRIB online model service
Commissioning of a large accelerator facility like FRIB needs support from an online beam dynamics model. Considering the new physics …
Zhengqi He
,
M. Davidsaver
,
K. Fukushima
,
G. Shen
,
J. Bengtsson
,
M. Ikegami
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Code
Development status of FRIB online model based beam commisioning application
The new software FLAME has been developed to serve as physics model used for on-line beam commissioning applications. FLAME is …
Zhengqi He
,
K. Fukushima
,
D. Maxwell
,
M. Davidsaver
,
Y. Zhang
,
G. Shen
,
Q. Zhao
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Performance Optimization of Multi-particle Beam Dynamics Code IMPACT-Z on NVidia GPGPU
Facility for Rare Isotope Beams is designed using a multiparticle tracking code IMPACT-Z. IMPACT-Z is originally for the purpose of …
Zhengqi He
,
G. Shen
,
Y. Yamazaki
,
X. Wang
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Development status of a thin lens model for FRIB online model service
FRIB (Facility for Rare Isotope Beams) is a heavy ion linac facility under construction, which has various specific features in its …
G. Shen
,
Zhengqi He
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Beam dynamics effects of high order multipoles in non-axisymmetric superconducting RF cavities
Non-axisymmetric superconducting RF cavities have been widely used in accelerator facilities. Because of the geometry, electric and …
Zhengqi He
,
Y. Zhang
,
J. Wei
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Beam Dynamics Influence from Quadrupole Components in FRIB Quarter Wave Resonators
Non-axisymmetric RF cavities, such as quarter-wave resonators (QWRs), can produce axially asymmetric multipole field components that …
Zhengqi He
,
Y. Zhang
,
Z. Zheng
,
Z. Liu
,
J. Wei
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Linear envelope model for multicharge state linac
The traditional linear envelope model is widely used in linac design and on-line tuning. However, for the simultaneous acceleration of …
Zhengqi He
,
Y. Zhang
,
J. Wei
,
Z. Liu
,
R. M. Talman
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