Search Results - "O Silva, L"

Prospect of Studying Nonperturbative QED with Beam-Beam Collisions by Yakimenko, V, Meuren, S, Del Gaudio, F, Baumann, C, Fedotov, A, Fiuza, F, Grismayer, T, Hogan, M J, Pukhov, A, Silva, L O, White, G

“…We demonstrate the experimental feasibility of probing the fully nonperturbative regime of quantum electrodynamics with a 100 GeV-class particle collider. By…”
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Radiation Reaction Cooling as a Source of Anisotropic Momentum Distributions with Inverted Populations by Bilbao, P J, Silva, L O

“…Under the presence of strong electromagnetic fields and radiation reaction, plasmas develop anisotropic momentum distributions, characterized by a population…”
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Plasma Wakes Driven by Photon Bursts via Compton Scattering by Del Gaudio, F, Fonseca, R A, Silva, L O, Grismayer, T

“…Photon bursts with a wavelength smaller than the plasma interparticle distance can drive plasma wakes via Compton scattering. We investigate this fundamental…”
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Scaling laws for direct laser acceleration in a radiation-reaction dominated regime by Jirka, M, Vranic, M, Grismayer, T, Silva, L O

“…We study electron acceleration within a sub-critical plasma channel irradiated by an ultra-intense laser pulse (a0 > 100 or I > 1022 W cm−2). In this regime,…”
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Amplification and generation of ultra-intense twisted laser pulses via stimulated Raman scattering by Vieira, J., Trines, R. M. G. M., Alves, E. P., Fonseca, R. A., Mendonça, J. T., Bingham, R., Norreys, P., Silva, L. O.

“…Twisted Laguerre–Gaussian lasers, with orbital angular momentum and characterized by doughnut-shaped intensity profiles, provide a transformative set of tools…”
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Chikungunya virus infection disrupts MHC-I antigen presentation via nonstructural protein 2 by Ware, Brian C, Parks, M Guston, da Silva, Mariana O L, Morrison, Thomas E

“…Infection by chikungunya virus (CHIKV), a mosquito-borne alphavirus, causes severe polyarthralgia and polymyalgia, which can last in some people for months to…”
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Generation of neutral and high-density electron–positron pair plasmas in the laboratory by Sarri, G., Poder, K., Cole, J. M., Schumaker, W., Di Piazza, A., Reville, B., Dzelzainis, T., Doria, D., Gizzi, L. A., Grittani, G., Kar, S., Keitel, C. H., Krushelnick, K., Kuschel, S., Mangles, S. P. D., Najmudin, Z., Shukla, N., Silva, L. O., Symes, D., Thomas, A. G. R., Vargas, M., Vieira, J., Zepf, M.

“…Electron–positron pair plasmas represent a unique state of matter, whereby there exists an intrinsic and complete symmetry between negatively charged (matter)…”
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Bright spatially coherent synchrotron X-rays from a table-top source by Kneip, S, Najmudin, Z, McGuffey, C, Martins, J. L, Martins, S. F, Bellei, C, Chvykov, V, Dollar, F, Fonseca, R, Huntington, C, Kalintchenko, G, Maksimchuk, A, Mangles, S. P. D, Matsuoka, T, Nagel, S. R, Palmer, C. A. J, Schreiber, J, Phuoc, K. Ta, Thomas, A. G. R, Yanovsky, V, Silva, L. O, Krushelnick, K

“…Each successive generation of X-ray machines has opened up new frontiers in science, such as the first radiographs and the determination of the structure of…”
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High Orbital Angular Momentum Harmonic Generation by Vieira, J, Trines, R M G M, Alves, E P, Fonseca, R A, Mendonça, J T, Bingham, R, Norreys, P, Silva, L O

“…We identify and explore a high orbital angular momentum (OAM) harmonics generation and amplification mechanism that manipulates the OAM independently of any…”
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Simulations of efficient Raman amplification into the multipetawatt regime by Norreys, P. A, Trines, R. M. G. M, Fiúza, F, Bingham, R, Fonseca, R. A, Silva, L. O, Cairns, R. A

“…Contemporary high-power laser systems make use of solid-state laser technology to reach petawatt pulse powers. The breakdown threshold for optical components…”
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Stable multi-GeV electron accelerator driven by waveform-controlled PW laser pulses by Kim, Hyung Taek, Pathak, V. B., Hong Pae, Ki, Lifschitz, A., Sylla, F., Shin, Jung Hun, Hojbota, C., Lee, Seong Ku, Sung, Jae Hee, Lee, Hwang Woon, Guillaume, E., Thaury, C., Nakajima, Kazuhisa, Vieira, J., Silva, L. O., Malka, V., Nam, Chang Hee

“…The achievable energy and the stability of accelerated electron beams have been the most critical issues in laser wakefield acceleration. As laser propagation,…”
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Magnetic-field generation and amplification in an expanding plasma by Schoeffler, K M, Loureiro, N F, Fonseca, R A, Silva, L O

“…Particle-in-cell simulations are used to investigate the formation of magnetic fields B in plasmas with perpendicular electron density and temperature…”
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Exploring laser-wakefield-accelerator regimes for near-term lasers using particle-in-cell simulation in Lorentz-boosted frames by Silva, L. O, Martins, S. F, Fonseca, R. A, Lu, W, Mori, W. B

“…Plasma-based acceleration offers compact accelerators with potential applications for high-energy physics and photon sources. The past five years have seen an…”
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Self-guided laser wakefield acceleration beyond 1 GeV using ionization-induced injection by Clayton, C E, Ralph, J E, Albert, F, Fonseca, R A, Glenzer, S H, Joshi, C, Lu, W, Marsh, K A, Martins, S F, Mori, W B, Pak, A, Tsung, F S, Pollock, B B, Ross, J S, Silva, L O, Froula, D H

“…The concepts of matched-beam, self-guided laser propagation and ionization-induced injection have been combined to accelerate electrons up to 1.45 GeV energy…”
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Quantum Electrodynamics vacuum polarization solver by Grismayer, T, Torres, R, Carneiro, P, Cruz, F, Fonseca, R A, Silva, L O

“…Abstract The self-consistent modeling of vacuum polarization due to virtual electron-positron fluctuations is of relevance for many near term experiments…”
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Ion Dynamics and Acceleration in Relativistic Shocks by Martins, S. F, Fonseca, R. A, Silva, L. O, Mori, W. B

“…Ab initio numerical study of collisionless shocks in electron-ion unmagnetized plasmas is performed with fully relativistic particle in cell simulations. The…”
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Beam loading in the nonlinear regime of plasma-based acceleration by Tzoufras, M, Lu, W, Tsung, F S, Huang, C, Mori, W B, Katsouleas, T, Vieira, J, Fonseca, R A, Silva, L O

“…A theory that describes how to load negative charge into a nonlinear, three-dimensional plasma wakefield is presented. In this regime, a laser or an electron…”
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Exploring the nature of collisionless shocks under laboratory conditions by Stockem, A., Fiuza, F., Bret, A., Fonseca, R. A., Silva, L. O.

“…Collisionless shocks are pervasive in astrophysics and they are critical to understand cosmic ray acceleration. Laboratory experiments with intense lasers are…”
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Physical Mechanism of the Transverse Instability in Radiation Pressure Ion Acceleration by Wan, Y, Pai, C-H, Zhang, C J, Li, F, Wu, Y P, Hua, J F, Lu, W, Gu, Y Q, Silva, L O, Joshi, C, Mori, W B

“…The transverse stability of the target is crucial for obtaining high quality ion beams using the laser radiation pressure acceleration (RPA) mechanism. In this…”
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Persistence of magnetic field driven by relativistic electrons in a plasma by Flacco, A., Vieira, J., Lifschitz, A., Sylla, F., Kahaly, S., Veltcheva, M., Silva, L. O., Malka, V.

“…In laboratory experiments, strong magnetic fields at the boundary of a plasma can be generated by means of laser-wakefield acceleration, enabling the study of…”
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