plasma wakefield accelerator
Plasma Wakefield Accelerator Research 2019 - 2040 : A community-driven UK roadmap compiled by the Plasma Wakefield Accelerator Steering Committee (PWASC)
... make plasma wakefield accelerator research ideally suited to support through the recently established ...UK plasma wakefield accelerator community with the increase in funding ...
39
An ultrashort pulse ultra-violet radiation undulator source driven by a laser plasma wakefield accelerator
... Narrow band undulator radiation tuneable over the wavelength range of 150–260 nm has been produced by short electron bunches from a 2 mm long laser plasma wakefield accelerator based on a 20 TW ...
6
Plasma Wakefield Accelerator Research 2019 - 2040 : a community-driven UK roadmap compiled by the Plasma Wakefield Accelerator Steering Committee (PWASC)
... make plasma wakefield accelerator research ideally suited to support through the recently established ...UK plasma wakefield accelerator community with the increase in funding ...
38
Three electron beams from a laser-plasma wakefield accelerator and the energy apportioning question
... pretation of the underlying physics lacking, but it is not clear how the oblique ejections influence the overall effi- ciency of LWFAs. Here we draw attention to these aspects and present a full characterisation of such ...
10
Near threshold electron injection in the laser plasma wakefield accelerator leading to femtosecond bunches
... In conclusion, we report CTR electron bunch length measurements from a LWFA driven by a single laser beam for two different experimental conditions, observing 1 – 2 fs structure containing ∼ 10 pC of charge, resulting in ...
13
Near-threshold electron injection in the laser-plasma wakefield accelerator leading to femtosecond bunches
... Here we show that just above the threshold for injection it is necessary to take into account the build-up of charge in the sheath-crossing region, as schematically shown in figure 1. We show that near-threshold injection ...
13
First measurements of Trojan Horse injection in a plasma wakefield accelerator
... and wakefield, including an improved temporal jitter by an order of magnitude, b) wider plasma channels, c) collinear experimental setup, whereas the 2016 E210 realization has used a 90° geome- try due to ...
6
Undulator radiation driven by laser-wakefield accelerator electron beams
... of Plasma-based Accelerators (SCAPA) will develop a wide range of applications utilising such light ...laser-plasma wakefield accelerator and these bunches have been transported through a 100 ...
7
A Dual Grating Waveguide Structure for Wakefield Acceleration at THz
... advanced accelerator concept, wakefield acceleration of charged particles in slow wave structure waveguides attracts much ...The wakefield is then used to accelerate a second trailing group of ...
10
Phase-contrast imaging using radiation sources based on laser-plasma wakefield accelerators : state of the art and future development
... laser-plasma wakefield accelerator (LWFA) and X-ray phase-contrast imaging (XPCi) are promising technologies that are attracting the attention of the scientific ...surfing plasma waves excited ...
8
Hybrid modeling of relativistic underdense plasma photocathode injectors
... introduced plasma photo- cathode concept is analyzed analytically and with particle-in-cell ...a plasma wakefield accelerator on the final electron phase space is described through the use of ...
9
Path to AWAKE:evolution of the concept
... the plasma wakefield accelerator (PWFA) ...the plasma electrons are expelled from the bunch ...linear wakefield regime, these fields ...
15
Pepper-pot emittance measurement of laser-plasma wakefield accelerated electrons
... laser-plasma wakefield accelerator, carried out on the Advanced Laser-Plasma High Energy Accelerators towards X-Rays (ALPHA-X) beam ...
10
Axionic suppression of plasma wakefield acceleration
... the plasma wake fi eld mechanism, like the unipolar inductor, for cosmic acceleration is that it does not rely on ingredients outside of the standard model of particle ...
17
Axionic suppression of plasma wakefield acceleration
... laboratory plasma will drive an inhomogeneity in the plasma electron density that trails behind the pulse or ...the plasma electron density that propagates at the group velocity of the pulse ( or ...
16
Optical plasma torch electron bunch generation in plasma wakefield accelerators
... Figure 4(c) shows the injected charge immediately after the downramp, using the electrostatic wake potential Φ as a color plot, with an on-axis lineout (purple line). At this helium density level, the injected charge Q ...
6
Observation of laser power amplification in a self injecting laser wakefield accelerator
... A magnetic electron spectrometer was used to measure the spectrum of the accelerated electron beam. The laser pulse at the exit plane of the plasma was imaged with a pair of f /10 spherical mirrors at a resolution ...
6
Observation of laser power amplification in a self injecting laser wakefield accelerator
... We find that depletion is well described by pulse front erosion, but we also observe, for the first time, direct measurement of power amplification of the driving laser pulse. The power amplification can be understood by ...
6
Chou, Shao-Wei (2016): Investigation of electron acceleration and deceleration in plasmas. Dissertation, LMU München: Fakultät für Physik
... The self-focusing of the bunch increases the peak density and shrinks the radius dramatically, which boosts the strength of wakefield as shown in Fig. 2.7. In PIC simulations, the electrons are represented by ...
189
Acceleration of electrons in the plasma wakefield of a proton bunch
... The stability and reliability of the electron accelera- tion is evidenced by FIG. 3, which shows projections from many electron-injection consecutive events. Each row in this plot is the background subtracted projection ...
7