Quasi-monoenergetic and tunable X-rays from a laser-driven Compton light source ND Powers, I Ghebregziabher, G Golovin, C Liu, S Chen, S Banerjee, ...
Nature Photonics 8 (1), 28-31, 2014
408 2014 MeV-Energy X Rays from Inverse Compton Scattering with Laser-Wakefield<? format?> Accelerated Electrons S Chen, ND Powers, I Ghebregziabher, CM Maharjan, C Liu, G Golovin, ...
Physical review letters 110 (15), 155003, 2013
350 2013 Spectral bandwidth reduction of Thomson scattered light by pulse chirping I Ghebregziabher, BA Shadwick, D Umstadter
Physical Review Special Topics—Accelerators and Beams 16 (3), 030705, 2013
105 2013 Stable, tunable, quasimonoenergetic electron beams produced in a laser wakefield<? format?> near the threshold for self-injection S Banerjee, SY Kalmykov, ND Powers, G Golovin, V Ramanathan, ...
Physical Review Special Topics—Accelerators and Beams 16 (3), 031302, 2013
64 2013 Emergence from nonrelativistic strong-field rescattering to ultrastrong-field laser-atom physics: A semiclassical analysis S Palaniyappan, I Ghebregziabher, A DiChiara, J MacDonald, BC Walker
Physical Review A—Atomic, Molecular, and Optical Physics 74 (3), 033403, 2006
63 2006 Generation of tunable, 100–800 MeV quasi-monoenergetic electron beams from a laser-wakefield accelerator in the blowout regime S Banerjee, ND Powers, V Ramanathan, I Ghebregziabher, KJ Brown, ...
Physics of Plasmas 19 (5), 2012
60 2012 Standoff detection of uranium and its isotopes by femtosecond filament laser ablation molecular isotopic spectrometry KC Hartig, I Ghebregziabher, I Jovanovic
Scientific Reports 7 (1), 43852, 2017
57 2017 Relativistic MeV Photoelectrons from the Single Atom Response of Argon <?format ?>to a AD DiChiara, I Ghebregziabher, R Sauer, J Waesche, S Palaniyappan, ...
Physical review letters 101 (17), 173002, 2008
55 2008 Ionization of methane in strong and ultrastrong relativistic fields S Palaniyappan, R Mitchell, R Sauer, I Ghebregziabher, SL White, ...
Physical review letters 100 (18), 183001, 2008
45 2008 Multielectron ultrastrong laser field ionization of Arn+, Krm+ and Xel+ (n⩽ 9, m⩽ 9, l⩽ 12) at intensities from 1015 W cm− 2 to 1018 W cm− 2 S Palaniyappan, A DiChiara, I Ghebregziabher, EL Huskins, A Falkowski, ...
Journal of Physics B: Atomic, Molecular and Optical Physics 39 (13), S357, 2006
36 2006 Adaptive-feedback spectral-phase control for interactions with transform-limited ultrashort high-power laser pulses C Liu, J Zhang, S Chen, G Golovin, S Banerjee, B Zhao, N Powers, ...
Optics Letters 39 (1), 80-83, 2013
30 2013 Repetitive petawatt-class laser with near-diffraction-limited focal spot and transform-limited pulse duration C Liu, S Banerjee, J Zhang, S Chen, K Brown, J Mills, N Powers, B Zhao, ...
Solid State Lasers XXII: Technology and Devices 8599, 237-243, 2013
29 2013 Propagation distance-resolved characteristics of filament-induced copper plasma I Ghebregziabher, KC Hartig, I Jovanovic
Optics Express 24 (5), 5263-5276, 2016
24 2016 Photoionization by an ultraintense laser field: Response of atomic xenon AD DiChiara, I Ghebregziabher, JM Waesche, T Stanev, N Ekanayake, ...
Physical Review A—Atomic, Molecular, and Optical Physics 81 (4), 043417, 2010
24 2010 Electron momentum states and bremsstrahlung radiation from the ultraintense field ionization of atoms EA Chowdhury, I Ghebregziabher, J MacDonald, BC Walker
Optics Express 12 (17), 3911-3920, 2004
23 2004 Larmor radiation from the ultra-intense field ionization of atoms EA Chowdhury, I Ghebregziabiher, BC Walker
Journal of Physics B: Atomic, Molecular and Optical Physics 38 (5), 517, 2005
22 2005 Effect of focal geometry on radiation from atomic ionization in an ultrastrong and ultrafast laser field I Ghebregziabher, BC Walker
Physical Review A—Atomic, Molecular, and Optical Physics 76 (2), 023415, 2007
12 2007 Controlled generation of comb-like electron beams in plasma channels for polychromatic inverse Thomson γ-ray sources SY Kalmykov, X Davoine, I Ghebregziabher, R Lehe, AF Lifschitz, ...
Plasma Physics and Controlled Fusion 58 (3), 034006, 2016
11 2016 Optically controlled laser–plasma electron accelerator for compact gamma-ray sources SY Kalmykov, X Davoine, I Ghebregziabher, BA Shadwick
New Journal of Physics 20 (2), 023047, 2018
6 2018 Customizable electron beams from optically controlled laser plasma acceleration for γ-ray sources based on inverse Thomson scattering SY Kalmykov, X Davoine, I Ghebregziabher, BA Shadwick
Nuclear Instruments and Methods in Physics Research Section A: Accelerators …, 2016
6 2016 