Conveners
WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and control
- Marie-Emmanuelle Couprie (Synchrotron SOLEIL)
- Luca Serafini (MI)
WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and control
- Marie-Emmanuelle Couprie (Synchrotron SOLEIL)
- Luca Serafini (MI)
WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and control
- Luca Serafini (MI)
- Marie-Emmanuelle Couprie (Synchrotron SOLEIL)
WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and control
- Marie-Emmanuelle Couprie (Synchrotron SOLEIL)
- Luca Serafini (MI)
WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and control
- Luca Serafini (MI)
- Marie-Emmanuelle Couprie (Synchrotron SOLEIL)
WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and control
- Marie-Emmanuelle Couprie (Synchrotron SOLEIL)
- Luca Serafini (MI)
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Mr Ulrich Dorda (DESY)14/09/2015, 16:00WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkThe SINBAD facility (Short INnovative Bunches and Accelerators at DESY) is a long-term dedicated accelerator research and development facility currently under construction at DESY. It will be located in the premises of the old DORIS accelerator complex and host multiple independent experiments cost-effectively accessing the same central infrastructure like a central high power laser. With the...Go to contribution page
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Prof. Andrei Seryi (John Adams Institute for Accelerator Science)14/09/2015, 16:20WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkResearch plans toward UH-FLUX (Ultra High - Flux) project -- compact Compton X-ray source based on SC coupled dual cavity linac with energy recovery.Go to contribution page
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Prof. Ilan Ben-Zvi (Brookhaven National Laboratory)14/09/2015, 16:40WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkThe Brookhaven Lab's Accelerator Test Facility (ATF) was recently named a DOE Office of Science User Facility. This new designation of the ATF coincides with major facility upgrades and expansions to accommodate the growing demand of users from industry and academia. This designation recognizes the ATF's past performance, current excellence, and future importance to the Office of Science and...Go to contribution page
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Cristina Vaccarezza (LNF)14/09/2015, 17:00WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkThe SPARC_LAB Thomson source is a compact X-rays source based on the Thomson backscattering process presently under its second phase of commissioning at LNF. The electron beam energy ranges between 30-150 MeV, the electrons collide head-on with the Ti:Sapphire FLAME laser pulse wich energy ranges between 1 and 2.5 J with pulse lengths n the 0.1-10 psec range, this provides a Xrays yield...Go to contribution page
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Dr Martin Khojoyan (Synchrotron SOLEIL)14/09/2015, 18:00WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkCOXINEL [1] is a project within the frame of ERC advanced grand at synchrotron SOLEIL in collaboration with the Laboratory of Optical Applications (LOA) in France. It aims at demonstrating Free Electron Laser (FEL) amplification using Laser Wakefield Acceleration (LWFA) towards more compact FEL facility. The transport and the control of the electron bunches created by the LFWA is a challenging...Go to contribution page
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Dr Marie-Emmanuelle Couprie (Synchrotron SOLEIL)14/09/2015, 18:20WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkShort period high field undulators are required for compact Free Electron Lasers. Permanent magnet based hybrid undulators, well understood from a technological point of view, are still very competing when temperature is decreased, enabling both the coercivity and the remanence to be enhanced. At SOLEIL, the used PrFeB magnets enable to avoid the spin transition reorientation phenomenon...Go to contribution page
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Mr Max Hachmann (DESY)14/09/2015, 18:40WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkREGAE is a small electron linear accelerator at DESY. In order to inject short and low charged electron bunches in to laser-driven plasma wakefield permanent magnetic solenoids for the final focus down to 10^-6 m were designed, assembled and field measurements were done. Due to a shortage of space close to the operation area an in-vacuum solution has been chosen. Furthermore a two-ring...Go to contribution page
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piot Philippe (northern Illinois University & Fermilab)15/09/2015, 15:00WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkThe formation of short microstructure on the current density of an electron bunch can have application to coherent light sources and advanced acceleration techniques. In this contribution we compare different design of longitudinal-to-transverse phase space exchanger [P. Piot, et al., PRSTAB 14, 022801 (2011)] combined with structure cathodes to produce current modulation at the sub fs regime...Go to contribution page
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Prof. Vladimir Litvinenko (Stony Brook University)15/09/2015, 15:20WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkAn Coherent-electron Cooling (CeC) based on the FEL and micro-bunching instability had been proposed few years ago. Being a very flexible version of stochastic cooling, the CeC approach promises significant increase in the bandwidth and, therefore, significant shortening of cooling time in high-energy hadron colliders.In principle, it also can be considered as a possible final-stage cooling...Go to contribution page
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Luca Serafini (MI)15/09/2015, 15:40WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkAdvanced Compton back-scattering sources under development for nuclear physics and photonics are enabling a new generation of gamma ray beams of high brilliance, which in turns allow now to conceive a low energy collider of photon beams in the 0.5-3 MeV center of mass energy range, with luminosity in the 10^25-10^26 s^-1cm^-2 range, just enough to generate a few events per day of elastic...Go to contribution page
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Dr Samuel Yoffe (University of Strathclyde)15/09/2015, 16:00WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkThe next few years will see next-generation high-power laser facilities (such as the Extreme Light Infrastructure) become operational, for which it is important to understand how interaction with intense laser pulses affects the bulk properties of a relativistic electron beam. As we move to higher laser intensities, we expect both radiation reaction and quantum effects to play a significant...Go to contribution page
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Massimiliano Sciscio' (ROMA1)15/09/2015, 16:20WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkLaser-driven proton acceleration represents an important field of interest for nowadays research. Laser accelerated protons feature interesting characteristics such as beam current, beam charge and bunch duration, that make them potentially a complementary solution to conventional sources and enable several novel applications. Nevertheless, their intrinsic broadband energy spectrum precludes...Go to contribution page
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247. Experimental Demonstration of Inverse Compton Scattering Source in a Pulse Train Mode at 40 MHzAlex Murokh (RadiaBeam Technologies LLC)15/09/2015, 16:40WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkSemiconductor industry needs economically viable light sources operating at 13.5 nm, to power the next generation lithography tools. FEL is presently considered as a possible solution for a non-granular topology, where a single source provides power to multiple scanners at the high volume manufacturing facility. Such FEL would have to generates 10s of kW of average power, and offer uptime...Go to contribution page
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Barbara Marchetti (DESY)15/09/2015, 17:00WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkThe SINBAD facility (Short and INnovative Bunches and Accelerators at Desy) is foreseen to host various experiments in the field of production of ultra-short electron bunches and novel high gradient acceleration techniques. Besides studying novel acceleration techniques aiming to produce high brightness short electron bunches, the ARD group at DESY is working on the design of a conventional...Go to contribution page
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Mr Carl Andreas Lindstrøm (University of Oslo)15/09/2015, 18:00WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkPlasma wakefield acceleration offers acceleration gradients of several GeV/m as well as high power efficiency, ideal for a next-generation linear collider. The beam optics requirements between each plasma stage include injection and extraction of drive beams, controlling and matching the main beam beta functions to the plasma, cancelling dispersion as well as constraining bunch lengthening and...Go to contribution page
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Prof. Chandrashekhar Joshi (UCLA)17/09/2015, 16:00WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkTo diagnose transient and extreme states of matter, the development of fast (sub-ps) x-ray probes with energies larger than 50 keV is essential for high energy density science experiments. We will present results from a recent experiment performed using the Titan laser (150 J, 1 ps) at LLNL, showing evidence of Betatron x-rays in the self-modulated regime of laser wakefield acceleration...Go to contribution page
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Mr Alexander Koehler (Helmholtz-Zentrum Dresden - Rossendorf)17/09/2015, 16:20WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkBetatron radiation emitted by accelerated electrons in laser-wakefield accelerators can be used as a diagnostic tool to investigate electron dynamics during the acceleration process. Utilizing a 2D X-ray imaging spectroscopy technique we analyse the spectral dependence of the emitted Betatron pattern which basically represents certain electron beam parameters inside the plasma cavity. We...Go to contribution page
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Dr Alexander Debus (Helmholtz-Zentrum Dresden-Rossendorf)17/09/2015, 16:40WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkOptical free-electron lasers (OFEL) based on the Traveling-wave Thomson scattering (TWTS) geometry are realizable using existing petawatt class laser systems and electron beams from either conventional or Laser-wakefield accelerators. Such OFELs operate in the EUV to x-ray range, while at the same time remaining compact. Such TWTS OFELs optimally exploit the high spectral photon density in...Go to contribution page
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Mr Axel Jochmann (Helmholtz-Zentrum Dresden-Rossendorf)17/09/2015, 17:00WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkDevelopment of advanced x-ray sources based on the laser-Thomson scattering mechanism is becoming important pushed by a strong demand for ultrashort hard x-ray pulses. These can serve as a tool for structural analysis of complex systems with unprecedented temporal and spatial resolution. We explored the spectral shape and bandwidth of the x-ray beam as a result from the interaction of electron...Go to contribution page
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Prof. Stefan Karsch (LMU Munich)17/09/2015, 18:00WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkWe present the activities in laser-wakefield acceleration at Garching. Stable electron beams have been characterized and used to drive a a variety of all-optical x-ray sources. The betatron-xrays have been demonstrated to be suitable for taking high-resolution phase-contrast tomograms of biological samples, while scattering a counter-propagating laser pulse off the electron beam yields a...Go to contribution page
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Mr Benno Zeitler (Center for Free-Electron Laser Science & Department of Physics, University of Hamburg)17/09/2015, 18:20WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkThe field of laser wakefield acceleration offers very high accelerating gradients. To combine the university research on this topic with the expertise of a large and well-established accelerator facility, the LAOLA Collaboration was formed between DESY and the University of Hamburg. One of the campaigns pursued within this framework is the external injection of an electron bunch from a...Go to contribution page
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Mr Johannes Wenz (Ludwig-Maximilians-Universität München)17/09/2015, 18:40WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkWith excellent resolving power and tissue contrast, X-ray phase-contrast imaging holds great promise but the source requirements have limited its use. Here we present the first quantitative phase-contrast micro-tomogram of a biological specimen produced by a laser driven Betatron source. The fundamental mechanism behind the so called betatron radiation is the wiggling of the electrons in the...Go to contribution page
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Mr Georg Wittig (Universität Hamburg, CFEL)17/09/2015, 19:00WG4 - Application of compact and high-gradient accelerators/Advanced beam manipulation and controltalkThe underdense photocathode technique "Trojan Horse" is used to create extreme electron witness bunches utilized in free electron lasing process to produce brilliant few nm to Å level wavelengths. We present results of coupled PIC and FEL code simulations and discuss the capabilities and limits of the Trojan Horse method to create suitable FEL driver bunches as well as the optimal undulator...Go to contribution page