My research interests lie in the fields of accelerator physics and computational physics, including beam dynamics, collective effect, fast algorithm for electromagnetic field calculation, optimization, high performance parallel computation, and especially the topics related to fast multipole algorithm and differential algorithm.
Click here for my CV.
He Huang, Li-Shi Luo, Rui Li, Jie Chen, He Zhang, Improve the efficiency of the Cartesian tensor based fast multipole method for Coulomb interaction using the traces, Journal of Computational Physics 371, (2018) 122-136
He Zhang, Jenni Portman, Zhensheng Tao, Phillip M Duxbury, Chong-Yu Ruan, Kyoko Makino, Martin Berz, The differential algebra based multiple level fast multipole algorithm for 3D space charge field calculation and photoemission simulation, Microscopy and Microanalysis, 21 Suppl. 4 (2015) 224, Full text (PDF, 651kB)
He Zhang, Zhensheng Tao, Chong-Yu Ruan, Martin Berz, Space charge simulations of photoemission using the differential algebra-based multiple-level fast multipole algorithm, Advances in Imaging and Electron Physics, 191 (2015) 55-56, Full text (PDF, 488kB)
Jenni Portman, He Zhang, Kyoko Makino, Chong-Yu Ruan, Martin Berz, Phillip M Duxbury, Multiscale modeling of the ultrafast electron microscope: from the photocathode to the sample, Advances in Imaging and Electron Physics 191 (2015) 117-130, Full text (PDF, 727kB)
Ben Loseth, Martin Berz, He Zhang, Pavol Snopok, Josiah Kunz, Optics of ionization cooling channels under the influence of space charge. Microscopy and Microanalysis 21 Suppl. 4 (2015) 20, Full text (PDF, 594kB)
He Zhang , Martin Berz, Efficient treatment of space charge effects using DA-based FMM Methods, Vestnik Mathematica , 10,4 (2014) 97-107, Full text (PDF, 294kB)
Jenni Portman He Zhang, Kyoko Makino, Chong-Yu Ruan, Martin Berz, Phillip M Duxbury, Untangling the contribution of image charge and laser profile for optimal photoemission of high-brightness electron beams, Journal of Applied Physics, 116 (2014) 174302, Full text (PDF, 3MB)
Jenni Portman, He Zhang, Zhensheng Tao, Kyoko Makino, Martin Berz, Phillip M Duxbury and Chong-Yu Ruan, Computational and experimental characterizations of high-brightness beams for femtosecond electron imaging and spectroscopy , Applied Physics Letter, 103, 253115 (2013) Full text (PDF, 1,544kB)
Zhensheng Tao, He Zhang, Phillip M. Duxbury, Martin Berz and Chong-yu Ruan, Space-charge effects in ultrafast electron diffraction and imaging, Journal of Applied Physics, vol 111, No. 4, pp. 044316, 2012 Full text (PDF, 2,667kB)
He Zhang, Martin Berz, The fast multipole method in the differential algebra framework, Nuclear Instruments and Methods A 645 pp.338-344, 2011 Full text (PDF, 219KB)
Zhensheng Tao, He Zhang, Ramani K Raman, Phillip M Duxbury, Martin Berz, Chong-Yu Ruan, Progress of Dynamical Nanomaterial Imaging Using Ultrashort Electron Pulses, Microscopy and Microanalysis, 16, S2 (2010) 498-499 Full text (PDF, 743KB)
He Zhang , Martin Berz, Effects of the wiggler on the Hefei light source storage ring, International journal of modern physics A , Vol. 24, No. 5, pp.1057-1067, 2009 Full text (PDF, 764KB)
He Zhang , Lin Wang, Duohui He, Design of the HLS high brilliance lattice, High energy physics and nuclear physics , vol 30, supp. pp. 138-140, February 2006 Full text (PDF, 232KB)
He Zhang, Yuhong Zhang, A C++ TPSA/DA Library with Python wrapper, Proceedings of NAPAC 19, 2019
He Zhang, Stephen Benson, Yuhong Zhang, Yves Roblin, The latest code development progress of JSPEC, Proceedings of NAPAC 19, 2019
He Zhang, Stephen Benson, Ya Derbenev, Yves Roblin, Yuhong Zhang, Multi-Stage electron cooling scheme for JLEIC, Proceedings of IPAC 18, 2018
He Zhang, Ya Derbenev, Yuhong Zhang, Dispersive electron cooling for JLEIC, Proceedings of IPAC 18, 2018
He Zhang, He Huang, Rui Li, Jie Chen, Li-Shi Luo, Fast multipole method using Cartesian tensor in beam dynamic simulation, Proceedings of AAC 17, 2017
He Zhang, A. Freyberger, G. Krafft, Y Roblin, B Terzic, Optimization of the RF cavity heat load and trip rates for CEBAF at 12 GeV, Proceedings of IPAC 17, 2017
He Zhang, Yuhong Zhang, Ya Derbenev, Stephen Benson, Rui Li, Jie Chen, He Huang, Simulation study on JLEIC high energy bunched electron cooling, Proceedings of NAPAC 16, 2016
He Zhang, Jie Chen, Rui Li, Yuhong Zhang, He Huang, Li-Shi Luo, Development of the electron cooling simulation program for JLEIC, Proceedings of IPAC 16, 2016
He Zhang, Jie Chen, Rui Li, He Huang, Li-shi Luo, Development of the electron cooling simulation program for MEIC, Proceedings of COOL 15, 2015, Full text (PDF, 574kB)
He Zhang, David Douglas, Ya Derbenev, Yuhong Zhang, Electron cooling study for MEIC,Proceedings of IPAC 15, 2015, Full text (PDF, 435kB)
He Zhang, Yuhong Zhang, Simulation study for MEIC electron cooling, Proceedings of EIC 14, 2014 Full text (PDF, 582kB)
He Zhang, Yuhong Zhang, MEIC electron cooling simulation using BETACOOL, Proceedings of NA-PAC 13, 2013 Full text (PDF, 95kB)
He Zhang , Lin Wang, Yongjun Li, A magnetic field model for the undulator in HLS,Proceedings of PAC2005 , pp. 3994-3996, May 2005 Full text (PDF, 361KB)
Fast Multipole Method for Non-Oscillating Kernel Based on Cartesian Tensor and Differential Algebra, He Zhang, He Huang, SIAM CSE2019, Spokane, Washington, Feb. 25 - Mar. 1, 2019, poster
Fast Multipole Method for Multi-Particle Simulations, He Zhang, ICAP2018, Key West, Florida, Oct. 21, 2018, talk
Staged Cooling Scheme and Simulation Studies, MEIC Collaboration Meeting, He Zhang, Newport News, VA, Oct. 5th - 7th, 2015
Electron Cooling Simulation Program Development for MEIC, He Zhang, He Huang, Rui Li, Jie Chen, Li-Shi Luo, Yuhong Zhang, Cool'15 Workshop, Newport News, VA, Sep. 28th - Oct. 2nd, 2015, Poster (PPT, 914kB)
Traceless Totally Symmetric Tensor Based Fast Multipole Method for Space Charge Field Calculation, He Zhang, He Huang, Rui Li, Jie Chen, Li-Shi Luo, Femtosecond Electron Imaging and Spectroscopy Conference, Lansing, MI, May 6th - 9th, 2015, Slides (PPT, 3.28MB)
Medium Energy Electron Ion Collider at Jefferson Lab, He Zhang, XXIII International Workshop on Deep-Inelastic Scattering and Related Subjects, Dallas, TX, Apr. 27th - May 1st, 2015, Slides (PPT, 8.78MB)
Cooling Code Development, He Zhang, MEIC Collaboration Meeting, Newport News, VA, Mar. 30th - 31st, 2015
Simulation Study for MEIC Electron Cooling, He Zhang, Yuhong Zhang, IPAC 14, Dresden, Germany, Jun. 15th - Jun. 20th, 2014, Poster (PPT, 1,606kB)
Electron Cooling Study For MEIC, He Zhang, David Douglas, Ya Derbenev, Yuhong Zhang, 6th International Particle Accelerator Conference, May 3rd - May 8th, 2015, Poster (PPT, kB)
MEIC Electron Cooling Simulation, He Zhang, EIC14 Workshop, Newport News, Mar. 17th - Mar. 22nd, 2014, Slides (PPT, 2,764kB)
Space Charge Effect Simulation Using DA Based FMM and Electron Cooling Simulation for JLab's MEIC Project, He Zhang, Old Dominion University, Norfolk, Feb. 7th, 2014, Slides (PPT, 8,636kB)
The Multiple Level Fast Multipole Method in the Differential Algebra Framework for Space Charge Field Calculation and Simulations on femtosecond electron imaging and spectroscopy, He Zhang , Zhensheng Tao, Jenni Portman, Phillip Duxbury, Chong-Yu Ruan, Kyoko Makino, Martin Berz, FEIS13, Key West, FL, Dec. 9th - Dec. 12th, 2013, Slides (PDF, 1,779kB)
MEIC Electron Cooling Simulation Using BETACOOL, He Zhang, Yuhong Zhang, NA-PAC'13, Pasadena, CA, Sep. 29th - Oct. 4th, 2013, Poster (PDF, 650kB)
The Fast Multipole Method in the Differential Algebra Framework for Space Charge Field Calculation, He Zhang, Martin Berz, Taylor Model Methods VII, Key West, FL, Dec. 17th, 2011 Slides (PDF, 1,185kB)
The Fast Multipole Method in the Differential
Algebra Framework for Space Charge Field
Calculation, He Zhang, Martin Berz, Jefferson Lab, Newport News, VA, Dec 8th, 2011
Slides (PDF, 3,323kB)
This talks about the Single Level Fast Multipole Method, Multiple Level Fast Multipole Algorithm, and the parallel version of MLFMA in DA framework and COSY code. The same talk has been made on Dec. 2nd 2011 for MSU PGO (Graduate Students Organization) meeting.
Multiple Level Fast Multipole Algorithm in Differential Algebra Frame and Its Prospective Usage in Photoemission Simulation, He Zhang, Martin Berz, Project Meeting, MSU, March, 2011 Slides (PDF, 614kB)
Differential Algebra (DA) based Fast Multipole Method (FMM), He Zhang, Martin Berz, 8th International Conference in Charged Particle Optics, Singapore, July, 2010 Poster (PDF, 503kB)
Differential Algebra (DA) based Fast Multipole Method (FMM), He Zhang, Martin Berz, 2010 Workshop on Beam Dynamics And Optimization, St. Petersburg, Russia, June, 2010 Slides (PDF, 487kB)
A Glimpse of The Current Space Charge Effects Calculation Routines, He Zhang, Beam Theory and Dynamics Group Talk, Michigan State University, Sep. 21st, 2009, Slides (PDF, 1.16MB)
Effects of the wiggler on the Hefei Light Source (HLS) storage ring, He Zhang, Martin Berz, XV International Workshop Beam Dynamics and Optimization, St. Petersburg, Florida, USA, July 10-13, 2008 Sildes (PDF, 4.68MB)
Neutrino mass, He Zhang, Jianghao Yu, Michigan State University, East Lansing, Michigan, USA, May, 2008.
Slides (PDF, 1.08MB)
This is for the course PHY901 Frontiers of physics in MSU. Actually I know few about this topic. Most of the content comes from the course materials. The whole talk was given by Jianghao Yu and me. This is only the first part, which is presented by me. Jianghao's part is not included.
Study on the high brilliance operation mode of Hefei Light Source (HLS), He Zhang, Doctor degree dissertation, Hefei, Aunhui, China, July 2006.
Slides (PPT, 4.53MB)
The original slides used in my dissertation was in Chinese. This is in English and it was used when I made the same presentation in beam physics group in MSU in September 2006.
The Hefei Light Source (HLS) high brightness mode lattice design (in Chinese), Lin Wang, He Zhang, The 9th Chinese Particle Accelerator Conference. Lijiang, Yunnan, China, August, 2005. Slides (PPT, 0.98MB)
The fast multipole method in the differential algebra framework for the calculation of 3D space charge fields, He Zhang, Thesis for Ph.D in Physics, Michigan State University, 2012 Full text (PDF, 24.5MB)
Study on the High brilliance operation mode of the Hefei Light Source storage ring (in Chinese), He Zhang, Thesis for Ph.D in Nuclear Engineering, University of Science and Technology of China, 2006 Full text (PDF, 1.89MB)
Phone number: 1-757-269-6657
Address: CASA, Jefferson Lab
12050 Jefferson Avenue, Suite 704
Newport News, VA 23606, USA
E-mail: hezhang .AT. jlab .DOT. org
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