Generation of short pulse THz radiation from accelerator based light sources by Chanwattana, T

“…In the fourth part, we investigated a THz/IR radiation source driven by a Laser Plasma Wakefield Accelerator (LPWA). Extensive 2D particle-in-cell (PIC) simulations were done to generate an ultra-short electron bunch from self-injection in a nonlinear bubble regime. …”

Measurement of the matched spot size in a capillary discharge waveguide with a collimated laser by Jiaqi Liu, Wentao Li, Jiansheng Liu, Zhiyong Qin, Wentao Wang, Rong Qi, Zhijun Zhang, Changhai Yu, Ming Fang, Ke Feng, Ying Wu, Cheng Wang, Ruxin Li

“…The results can provide a spot size reference for the laser wakefield accelerator guided in a plasma channel.…”
Get full text

A laser–plasma platform for photon–photon physics: the two photon Breit–Wheeler process by B Kettle, D Hollatz, E Gerstmayr, G M Samarin, A Alejo, S Astbury, C Baird, S Bohlen, M Campbell, C Colgan, D Dannheim, C Gregory, H Harsh, P Hatfield, J Hinojosa, Y Katzir, J Morton, C D Murphy, A Nurnberg, J Osterhoff, G Pérez-Callejo, K Põder, P P Rajeev, C Roedel, F Roeder, F C Salgado, G Sarri, A Seidel, S Spannagel, C Spindloe, S Steinke, M J V Streeter, A G R Thomas, C Underwood, R Watt, M Zepf, S J Rose, S P D Mangles

“…The platform has been developed using the Gemini laser facility at the Rutherford Appleton Laboratory. A laser Wakefield accelerator and a bremsstrahlung convertor are used to generate a collimated beam of photons with energies of hundreds of MeV, that collide with keV x-ray photons generated by a laser heated plasma target. …”
Get full text

Characterization of supersonic and subsonic gas targets for laser wakefield electron acceleration experiments by S. Lorenz, G. Grittani, E. Chacon-Golcher, C. M. Lazzarini, J. Limpouch, F. Nawaz, M. Nevrkla, L. Vilanova, T. Levato

“…The gas targets are studied in different configurations, and the density profiles most suitable for laser wakefield acceleration are discussed.…”
Get full text

Measurement of the decay of laser-driven linear plasma wakefields by Jonnerby, J, von Boetticher, A, Holloway, J, Corner, L, Picksley, A, Ross, AJ, Shalloo, RJ, Thornton, C, Bourgeois, N, Walczak, R, Hooker, SM

“…In addition to being of fundamental interest, these results are particularly relevant to the development of laser wakefield accelerators and wakefield acceleration schemes using multiple pulses, such as multipulse laser wakefield accelerators.…”

Application of Nomarski interference system in supersonic gas-jet target diagnosis by Qiushi Liu, Mingjiang Ma, Xiaohua Zhang, Baozhen Zhao, Chong Lv, Xianghao Meng, Zhao Wang, Chuangye He, Baoxian Tian, Xiaofeng Xi, Fulong Liu, Bing Guo

“…Supersonic gas-jet target performs an important role in laser wakefield acceleration, and its density diagnosis is a significant part of target characteristic study. …”
Get full text

Temporal diagnostics of femtosecond electron bunches with complex structures using sparsity-based algorithm by Q. Q. Su, J. F. Hua, Z. Nie, Y. Ma, S. Liu, Y. F. Zheng, C.-H. Pai, W. Lu

“…Femtosecond electron bunches with complex temporal structures play a crucial role in terahertz generation, free-electron lasers, and plasma wakefield accelerators. However, diagnostics of electron beam current profiles with femtosecond resolution are still challenging. …”
Get full text

Quasistatic capillary discharge plasma model by L. C. Steinhauer, W. D. Kimura

“…Such a plasma is useful as a medium to generate plasma waves for acceleration of electrons via processes such as laser wakefield acceleration or plasma wakefield acceleration. Another important characteristic of the plasma is its intrinsic parabolic density distribution near the center of the capillary, which can channel a laser beam along the capillary. …”
Get full text

Dissipation of electron-beam-driven plasma wakes by Rafal Zgadzaj, T. Silva, V. K. Khudyakov, A. Sosedkin, J. Allen, S. Gessner, Zhengyan Li, M. Litos, J. Vieira, K. V. Lotov, M. J. Hogan, V. Yakimenko, M. C. Downer

“…Plasma wakefield accelerators promise compact, affordable future particle accelerators, but require deposition of enormous energy into a small volume. …”
Get full text

A hybrid, asymmetric, linear Higgs factory based on plasma-wakefield and radio-frequency acceleration by B Foster, R D’Arcy, C A Lindstrøm

“…We propose a collider scheme that avoids positron acceleration in plasma, using a mixture of beam-driven plasma-wakefield acceleration to high energy for the electrons and conventional RF acceleration to low energy for the positrons. …”
Get full text

Generation of a curved plasma channel from a discharged capillary for intense laser guiding by Jian-Long Li, Bo-Yuan Li, Xin-Zhe Zhu, Ze-Wu Bi, Xin-Hui Wen, Lin Lu, Xiao-Hui Yuan, Feng Liu, Min Chen

“…Straight plasma channels are widely used to guide relativistic intense laser pulses over several Rayleigh lengths for laser wakefield acceleration. Recently, a curved plasma channel with gradually varied curvature was suggested to guide a fresh intense laser pulse and merge it into a straight channel for staged wakefield acceleration [Phys. …”
Get full text

Single-shot transverse wakefield mapping with a hollow electron beam by A. Halavanau, P. Piot, S. S. Baturin

“…Beam-driven wakefield accelerators are foreseen to enable compact accelerator-based light sources and play a critical role in future linear-collider concepts. …”
Get full text

First milestone on the path toward a table-top free-electron laser (FEL) by Fuchs, M, Weingartner, R, Popp, A, Major, Z, Becker, S, Osterhoff, J, Seggebrock, T, Hörlein, R, Tsakiris, G, Schramm, U, Rowlands-Rees, T, Hooker, S, Habs, D, Krausz, F, Karsch, S, Grüner, F

“…Latest developments in the field of laser-wakefield accelerators (LWFAs) have led to relatively stable electron beams in terms of peak energy, charge, pointing and divergence from mmsized accelerators. …”

Region-of-interest micro-focus computed tomography based on an all-optical inverse Compton scattering source by Yue Ma, Jianfei Hua, Dexiang Liu, Yunxiao He, Tianliang Zhang, Jiucheng Chen, Fan Yang, Xiaonan Ning, Zhongshan Yang, Jie Zhang, Chih-Hao Pai, Yuqiu Gu, Wei Lu

“…An all-optical inverse Compton scattering source (AOCS) based on laser wakefield acceleration can generate intense quasi-monoenergetic x/gamma-ray pulses in the kilo- to megaelectronvolt range with micrometer-level source size, and its potential application for micro-focus CT has become very attractive in recent years because of the rapid progress made in laser wakefield acceleration. …”
Get full text

Controlling the characteristics of injected and accelerated electron bunch in corrugated plasma channel by temporally asymmetric laser pulses by M. Sedaghat, A. Amouye Foumani, A. R. Niknam

“…The attainable energy and the final properties of accelerated electron beams are of utmost importance in laser wakefield acceleration (LWFA). In this work, using two-dimensional particle-in-cell simulations, the effect of the driving pulse duration on the performance of quasi-phase-matched laser wakefield acceleration (QPM-LWFA) is investigated. …”
Get full text

Online multi-objective particle accelerator optimization of the AWAKE electron beam line for simultaneous emittance and orbit control by Alexander Scheinker, Simon Hirlaender, Francesco Maria Velotti, Spencer Gessner, Giovanni Zevi Della Porta, Verena Kain, Brennan Goddard, Rebecca Ramjiawan

“…We demonstrate the ability to simultaneously minimize the emittance and maintain a reference trajectory of a beam in the electron beamline in CERN’s Advanced Proton Driven Plasma Wakefield Acceleration Experiment.…”
Get full text

Secondary wavelength stabilization of unbalanced Michelson interferometers for the generation of low-jitter pulse trains by Corner, L, Shalloo, R

“…Such stabilized pulse trains would be suitable for driving multi-pulse laser wakefield accelerators and the technique could be extended to include amplification in the arms of the interferometer.…”

Laser-driven low energy electron beams for single-shot ultra-fast probing of meso-scale materials and warm dense matter by Katerina Falk, Michal Šmíd, Karel Boháček, Uddhab Chaulagain, Yanjun Gu, Xiayun Pan, Pablo Perez-Martin, Miroslav Krůs, Michaela Kozlová

“…Abstract Laser wakefield acceleration has proven to be an excellent source of electrons and X-rays suitable for ultra-fast probing of matter. …”
Get full text

Fundamentals and Applications of Hybrid LWFA-PWFA by Bernhard Hidding, Andrew Beaton, Lewis Boulton, Sebastién Corde, Andreas Doepp, Fahim Ahmad Habib, Thomas Heinemann, Arie Irman, Stefan Karsch, Gavin Kirwan, Alexander Knetsch, Grace Gloria Manahan, Alberto Martinez de la Ossa, Alastair Nutter, Paul Scherkl, Ulrich Schramm, Daniel Ullmann

“…Fundamental similarities and differences between laser-driven plasma wakefield acceleration (LWFA) and particle-driven plasma wakefield acceleration (PWFA) are discussed. …”
Get full text

Wakefield generation by a relativistic ring beam in a coaxial two-channel dielectric loaded structure by Wanming Liu, Wei Gai

“…We find that, by appropriate choice of parameters, R can be much greater than 2, the limiting value for collinear wakefield accelerators.…”
Get full text