104 citations · 632 across the 20 of their papers we have counts for
20 papers
Demonstration of sub-GV/m Accelerating Field in a Photoemission Electron Gun Powered by Nanosecond -Band Radiofrequency Pulses
W. H. Tan, S. Antipov, D. S. Doran +11
Radiofrequency (RF) electron guns operating at high accelerating gradients offer a pathway to producing bright electron bunches. Such beams are expected to revolutionize many areas…
Polished diamond x-ray lenses
Rafael Celestre, Sergey Antipov, Edgar Gomez +3
We present high quality bi-concave 2D focusing diamond x-ray lenses of apex-radius m produced via laser-ablation and improved via a mechanical polishing process. Both for…
Demonstration of Planar Ultrananocrystalline Diamond Field Emission Source Operating in SRF Injector at 2 Kelvin
Sergey V. Baryshev, Erdong Wang, Chunguang Jing +9
Reported here is the first demonstration of electron beam generation in an SRF TESLA 1.3 GHz gun equipped with field emission cathode when operated at 2 Kelvin. The cathode is subm…
High-dynamic-range transmission-mode detection of synchrotron radiation using X-ray excited optical luminescence in diamond
Stanislav Stoupin, Sergey Antipov, Alexander M. Zaitsev
We demonstrate enhancement of X-ray excited optical luminescence in a 100-micron-thick diamond plate by introduction of defect states via electron beam irradiation and subsequent h…
Femtosecond relativistic electron beam with reduced timing jitter from THz-driven beam compression
Lingrong Zhao, Heng Tang, Chao Lu +10
We propose and demonstrate a novel method to reduce the pulse width and timing jitter of a relativistic electron beam through THz-driven beam compression. In this method the longit…
Terahertz oscilloscope for recording time information of ultrashort electron beams
Lingrong Zhao, Zhe Wang, Heng Tang +17
We propose and demonstrate a Terahertz (THz) oscilloscope for recording time information of an ultrashort electron beam. By injecting a laser-driven THz pulse with circular polariz…
Mean Transverse Energy of Ultrananocrystalline Diamond Photocathode
Gongxiaohui Chen, Gowri Adhikari, Linda Spentzious +5
Nitrogen incorporated ultrananocrystalline diamond ((N)UNCD) could be an enabling material platform for photocathode applications due to its high emissivity. While the quantum effi…
Few-femtosecond Electron Beam with THz-frequency Wakefield-driven Compression
Lingrong Zhao, Tao Jiang, Chao Lu +10
We propose and demonstrate a novel method to produce few-femtosecond electron beam with relatively low timing jitter. In this method a relativistic electron beam is compressed from…
Nano-Diamond Thin Film Field Emitter Cartridge for Miniature High Gradient Radiofrequency -band Electron Injector
Jiaqi Qiu, Stanislav S. Baturin, Kiran K. Kovi +7
The complete design, fabrication, and performance evaluation of a compact, single cell, -band (9 GHz) electron injector based on a field emission cathode (FEC) are present…
IOTA (Integrable Optics Test Accelerator): Facility and Experimental Beam Physics Program
Sergei Antipov, Daniel Broemmelsiek, David Bruhwiler +17
The Integrable Optics Test Accelerator (IOTA) is a storage ring for advanced beam physics research currently being built and commissioned at Fermilab. It will operate with protons…
Measurements of Terahertz Radiation Generated using a Metallic, Corrugated Pipe
Karl Bane, Gennady Stupakov, Sergey Antipov +4
A method for producing narrow-band THz radiation proposes passing an ultra-relativistic beam through a metallic pipe with small periodic corrugations. We present results of a measu…
Measurements of Terahertz Generation in a Metallic, Corrugated Beam Pipe
K. L. F. Bane, S. Antipov, M. Fedurin +3
A method for producing narrow-band THz radiation proposes passing an ultra-relativistic beam through a metallic pipe with small periodic corrugations. We present results of a measu…
Large-surface-area diamond (111) crystal plates for applications in high-heat-load wavefront-preserving x-ray crystal optics
S. Stoupin, S. Antipov, J. E. Butler +2
We report fabrication and results of high-resolution X-ray topography characterization of diamond single crystal plates with a large surface area (1010 mm) and (111) cr…
In situ Observation of Dark Current Emission in a High Gradient RF Photocathode Gun
Jiahang Shao, Sergey P. Antipov, Sergey V. Baryshev +8
Undesirable electron field emission (a.k.a. dark current) in high gradient RF photocathode guns deteriorates the quality of photoemission current and limits the operational gradien…
Single Crystal Diamond Refractive Lens for Focusing of X-rays in Two Dimensions
S. Antipov, S. V. Baryshev, J. E. Butler +3
We report the fabrication and performance evaluation of single crystal diamond refractive x-ray lenses with a paraboloid of rotation form factor for focusing x-rays in two dimensio…
Planar Ultrananocrystalline Diamond Field Emitter in Accelerator RF Electron Injector: Performance Metrics
Sergey V. Baryshev, Sergey Antipov, Jiahang Shao +7
A case performance study of a planar field emission cathode (FEC) based on nitrogen-incorporated ultrananocrystalline diamond, (N)UNCD, was carried out in an RF 1.3 GHz electron gu…
High Quantum Efficiency Ultrananocrystalline Diamond Photocathode: Negative Electron Affinity Meets -doping
K. J. Pérez Quintero, S. Antipov, A. V. Sumant +3
We report results of quantum efficiency (QE) measurements carried out on a 150 nm thick nitrogen-incorporated ultrananocrystalline diamond terminated with hydrogen; abbreviated as…
Experimental Demonstration of Energy Chirp Compensation by a Tunable Dielectric Based Structure
S. Antipov, S. Baturin, C. Jing +6
A 60 MeV beam at the BNL Accelerator Test Facility (ATF) was manipulated by a planar tunable de-chirper made out of two 10 cm long dielectric slabs with copper plated backs. While…
Experimental demonstration of wakefield effects in a THz planar diamond accelerating structure
S. Antipov, C. Jing, A. Kanareykin +5
We have directly measured THz wakefields induced by a subpicosecond, intense relativistic electron bunch in a diamond loaded accelerating structure via the wakefield acceleration m…
Experimental Observation of Energy Modulation in Electron Beams Passing Through Terahertz Dielectric Wakefield Structures
S. Antipov, C. Jing, M. Fedurin +6
We report observation of a strong wakefield induced energy modulation in an energy-chirped electron bunch passing through a dielectric-lined waveguide. This modulation can be effec…