high gradient wakefield acceleration
AWAKE:a proton driven plasma wakefield acceleration experiment at CERN
... Lepton linear colliders, operating at the TeV energy scale, represent one option to search for new physics and complement the results obtained from the LHC at CERN. The present RF cavities or microwave technolo- gies ...
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AWAKE : a proton-driven plasma wakefield acceleration experiment at CERN
... Lepton linear colliders, operating at the TeV energy scale, represent one option to search for new physics and complement the results obtained from the LHC at CERN. The present RF cavities or microwave technolo- gies ...
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Self-truncated ionization injection and consequent monoenergetic electron bunches in laser wakefield acceleration
... the high acceleration gradient in a laser wakefield accelerator (LWFA) leads to a possible way to- wards compact and low cost high energy accelerators ...pursuing high injection ...
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An ep collider based on proton-driven plasma wakefield acceleration
... conventional acceleration using radio frequency cavities, is a 9 km long “racetrack" ...accelerating gradient to about 100 MV m −1 due to the onset of ionisation of the metal ...plasma wakefield ...
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Directions in plasma wakefield acceleration
... for high energy ...accelerating gradient by orders of magnitude, with concomitant reduction in the size of accelerator systems ...plasma wakefield-based accelerators have reached the highest level of ...
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Proton driven plasma wakefield acceleration in AWAKE
... Plasma wakefields are typically excited either by a relativistic particle bunch or an intense laser pulse. The distance over which the bunch or pulse can drive high gradient wakefields depends on its stored ...
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Design of planar millimeter-wave metallic structures for Wakefield acceleration
... the acceleration gradient increases with the operating frequency at a fixed input ...the acceleration gradient at C band (6 GHz) can be 50 MV/m at a power of 1 GW [5], 100 MV/m at X-band (12 ...
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Acceleration of electrons in the plasma wakefield of a proton bunch
... strong wakefield in the ...a gradient may be introduced by changing their relative ...the wakefield by crossing at an ...the wakefield and accelerated to high ...
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Ionization induced electron injection in laser wakefield acceleration
... the high acceleration gradient, the wakefield also has a very high phase speed (closed to the speed of light) and small spatial scale (tens of micro ...a high speed small ...
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Heigoldt, Matthias (2017): Temporal dynamics of the longitudinal bunch profile in a laser wakefield accelerator. Dissertation, LMU München: Fakultät für Physik
... Commonly used gas targets for wakefield acceleration include sub- or supersonic gas jets, cap- illaries or cells containing larger volumes of gas, referred to as gas cells. The latter type was chosen for ...
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AWAKE, The Advanced Proton Driven Plasma Wakefield Acceleration Experiment at CERN
... density gradient of several percent along the 10 m long plasma cell can be ...the gradient is positive the resulting change of the wake fi eld structure optimizes the electron ...
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Undulator radiation driven by laser-wakefield accelerator electron beams
... Laser-Plasma High-Energy Accelerators towards X-rays (ALPHA-X) programme is developing laser-plasma accelerators for the production of ultra-short electron bunches with subsequent generation of coherent, bright, ...
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Radially polarized, half-cycle, attosecond pulses from laser wakefields through coherent synchrotronlike radiation
... ily met even for γ ∼ 100. As a result, the coherency is well preserved at the initial contraction phase, during which the trapped sheet electrons are only accelerated up moderate en- ergies (less than 50MeV in the ...
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Tunable synchrotron-like radiation from centimeter scale plasma channels
... electron acceleration inside a curved plasma channel are possible, which lead to a new type of compact SR in ...longitudinal acceleration comes from the laser wakefield, without any external ...
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AWAKE, the advanced proton driven plasma wakefield acceleration experiment at CERN
... A 30 cell travelling wave structure was designed to boost the energy with a constant gradient of 15 MV/m up to a total electron energy of 20 MeV. The RF-gun and the booster are powered by a single klystron ...
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Influence of a Static Magnetic Field on Beam Emittance in Laser Wakefield Acceleration
... prone to self-injection into the wakefield, therefore the quality of the accelerated beam is quite degraded [12]. Recently Vieira et al. [13] have considered magnetic fields oriented perpendicularly to a laser or ...
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Quasimonoenergetic electron acceleration in the self-modulated laser wakefield regime
... plasma wavelength兲, most electrons overshoot and oscillate on trajectories which are damped by collisional heating. In case the driver is longer than the plasma wavelength, the trajectories are even more complicated ...
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Influence of a Magnetic Guide Field on Self Injection in Wakefield Acceleration
... to high energy physics ...The acceleration gradients in conventional accelerators are limited to a few tens of MV/m, while they can reach and even exceed 100 GV/m in ...
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Katyusha: The First Direct Acceleration of Stochastic Gradient Methods
... We introduce Katyusha, a direct, primal-only stochastic gradient method to fix this issue. In convex finite-sum stochastic optimization, Katyusha has an optimal accelerated convergence rate, and enjoys an optimal ...
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Optical pumped ultra-short pulse CO2 lasers as drivers of laser-plasma accelerators and other applications
... High power lasers are driving a revolution in the development of radiation sources and particle accelerators. They are very versatile and have applications in academia, industry and the environment. Since the ...
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