General Lab Information

Erdong Wang

Research Staff 6 Physics with Distinction of Tenure, Accelerator Physics, Electron-Ion Collider

Erdong Wang

Brookhaven National Laboratory

Electron-Ion Collider
Bldg. 911C
P.O. Box 5000
Upton, NY 11973-5000

(631) 344-8023

Erdong Wang is a physicist in EIC directory. He is LV3 manager on strong hadron cooling for EIC. He earned his Ph.D in nuclear technology and application from Peking University at 2011. Then, he joined Brookhaven National Laboratory as a Goldhaber distinguish fellow.  From 2016, he is a lead scientist of the electron source development group at Collider Accelerator Department, responsible for electron source R&D and operation of photocathode growth systems. Erdong Wang's scientific expertise includes photocathodes, DC guns, beam dynamics, beamline commissioning, and SRF gun. Currently, his research focuses on the development of advanced, high-performance polarized/unpolarized electron sources, EIC electron cooler design and R&D.

Expertise | Research | Education | Appointments | Publications | Awards


Electron source, DC guns, Beam dynamics simulation, Energy recovery LINAC ,Beamline commissioning, Electron cooling ,and SRF gun

Research Activities

  • High current/high charge polarized and unpolarized electron source R&D
  • Strong hadron Cooling for EIC
  • EIC preinjector design
  • Diamond amplifies 
  • 550 kV HVDC gun R&D
  • K2CsSb photocathode preparation and transferring for LEReC DC injector and QWR SRF photoinjector.
  • Ultra-fast RF pulsed TEM


PH.D physics 2012 ,Nuclear techniques and applications

Peking University, Beijing, China

Visitor scholar 2008, KEK, Tsukuba, Japan

Visitor student 2009-2011, BNL, Upton, USA

Professional Appointments

Scientist (Electron Source Group Lead Scientist, EIC Strong hadron cooler manager)         10/2019-present

Associate Scientist (Electron Source Group Lead Scientist)                                     10/2017-10/2019

Assistant Physicist                                                                                                      11/2015 – 9/2017

Postdoctoral Research Associate (Goldhaber Fellow)                                              2/2012 - 10/2015

Selected Publications

  • Wang E, Rahman O, Skaritka J, et al (2022) High voltage dc gun for high intensity polarized electron source. Physical Review Accelerators and Beams 25:.
  • Wang E, Litvinenko VN, Pinayev I, Gaowei M, Skaritka J, Belomestnykh S, Ben-Zvi I, Brutus JC, Jing Y, Biswas J, Ma J, Narayan G, Petrushina I, Rahman O, Xin T, Rao T, Severino F, Shih K, Smith K, Wang G, Wu Y (2021) Long lifetime of bialkali photocathodes operating in high gradient superconducting radio frequency gun. Scientific Reports. doi: 10.1038/s41598-021-83997-1
  • Wang E, Rao T, Ben-zvi Ilan (2014) Enhancement of photoemission from and postprocessing ofK2CsSbphotocathode using excimer laser. Physical Review Special Topics - Accelerators and Beams. doi: 10.1103/physrevstab.17.023402
  • Wang E, Ben-Zvi I, Rao T, Dimitrov DA, Chang X, Wu Q, Xin T (2011) Secondary-electron emission from hydrogen-terminated diamond: Experiments and model. Physical Review Special Topics - Accelerators and Beams. doi: 10.1103/physrevstab.14.111301
  • Biswas J, Wang E, Gaowei M, Liu W, Rahman O, Sadowski JT (2021) High quantum efficiency GaAs photocathodes activated with Cs, O2, and Te. AIP Advances 11:025321. doi: 10.1063/5.0026839
  • Fu X, Wang E, Zhao Y, Liu A, Montgomery E, Gokhale VJ, Gorman JJ, Jing C, Lau JW, Zhu Y (2020) Direct visualization of electromagnetic wave dynamics by laser-free ultrafast electron microscopy. Science Advances 6:eabc3456. doi: 10.1126/sciadv.abc3456
  • Baryshev SV, Wang E, Jing C, Jabotinski V, Antipov S, Kanareykin AD, Belomestnykh S, Ben-Zvi I, Chen L, Wu Q, Li H, Sumant AV (2021) Cryogenic operation of planar ultrananocrystalline diamond field emission source in SRF injector. Applied Physics Letters 118:053505. doi: 10.1063/5.0013172
  • Xie H, Ben-Zvi I, Rao T, Xin T, Wang E (2016) Experimental measurements and theoretical model of the cryogenic performance of bialkali photocathode and characterization with Monte Carlo simulation. Physical Review Accelerators and Beams. doi: 10.1103/physrevaccelbeams.19.103401
  • Petrushina I, Litvinenko VN, Jing Y, Ma J, Pinayev I, Shih K, Wang G, Wu YH, Altinbas Z, Brutus JC, Belomestnykh S, Di Lieto A, Inacker P, Jamilkowski J, Mahler G, Mapes M, Miller T, Narayan G, Paniccia M, Roser T, Severino F, Skaritka J, Smart L, Smith K, Soria V, Than Y, Tuozzolo J, Wang E, Xiao B, Xin T, Ben-Zvi I, Boulware C, Grimm T, Mihara K, Kayran D, Rao T (2020) High-Brightness Continuous-Wave Electron Beams from Superconducting Radio-Frequency Photoemission Gun. Physical Review Letters. doi: 10.1103/physrevlett.124.244801
  • Liu W, Wang E (2019) Monte Carlo modeling of thin GaAs photocathodes. Journal of Applied Physics 126:075706. doi: 10.1063/1.5113804
  • Rahman O, Wang E, Ben-Zvi I, Biswas J, Skaritka J (2019) Increasing charge lifetime in dc polarized electron guns by offsetting the anode. Physical Review Accelerators and Beams. doi: 10.1103/physrevaccelbeams.22.083401
  • Tian Y, Gu G, Johnson P, Rao T, Tsang T, Wang E (2018) Topological insulators for the generation of electron beams. Applied Physics Letters 113:233504. doi: 10.1063/1.5052415

Awards & Recognition

Goldhaber Distinguished Fellowship Award                                                       4/2013 – 11/2015

       Doctoral Student Award                                                                                2011

       IEEE NPSS 2011 Accelerator Science and Technology

Erdong Wang

Brookhaven National Laboratory

Electron-Ion Collider
Bldg. 911C
P.O. Box 5000
Upton, NY 11973-5000

(631) 344-8023

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