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Related papers: Spin-polarized ${}^3$He shock waves from a solid-g…

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We show that a 450 fs nonresonant, moderately intense, linearly polarized laser pulse can induce field-free molecular axis alignment of methyliodide molecules dissolved in a helium nanodroplet. Time-resolved measurements reveal rotational…

Chemical Physics · Physics 2015-06-12 Dominik Pentlehner , Jens H. Nielsen , Alkwin Slenczka , Klaus Mølmer , Henrik Stapelfeldt

In addition to electrons and protons, nonrelativistic quasiparallel shocks are expected to possess the ability to accelerate heavy ions. The shocks in supernova remnants are generally supposed to be accelerators of the Galactic cosmic rays,…

High Energy Astrophysical Phenomena · Physics 2022-04-20 Jun Fang , Qi Xia , Shiting Tian , Liancheng Zhou , Huan Yu

New insights into our understanding of the semirelativistic excitation of atomic hydrogen by electronic impact have been made possible by combining the use of polarized electron beams and intense laser field. The paper reviews relativistic…

Atomic Physics · Physics 2012-11-05 S. Taj , B. Manaut , M. El Idrissi , Y. Attaourti , L. Oufni

We review recent PIC simulation results which show that double-sided irradiaton of a thin overdense plasma slab by ultra-intense laser pulses from both sides can lead to sustained comoving acceleration of surface electrons to energies much…

Astrophysics · Physics 2010-12-13 E. Liang

We study the transverse spin-Seebeck effect (SSE) on the surface of a three-dimensional topological insulator (TI) thin film, such as Bi$_2$Se$_3$, which is sandwiched between two normal metal leads. The temperature bias $\Delta T$ applied…

Mesoscale and Nanoscale Physics · Physics 2014-06-17 Po-Hao Chang , Farzad Mahfouzi , Naoto Nagaosa , Branislav K. Nikolic

The concept of a common local spin equilibrium for both spin-1/2 and spin-1 particles is incorporated into a thermal model of particle production in heavy-ion collisions at the top RHIC energies. We show that an effective spin polarization…

High Energy Physics - Phenomenology · Physics 2026-02-20 Soham Banerjee , Samapan Bhadury , Wojciech Florkowski , Amaresh Jaiswal , Radoslaw Ryblewski

Laser-driven proton acceleration from novel cryogenic hydrogen target of the thickness of tens of microns irradiated by multiPW laser pulse is investigated here for relevant laser parameters accessible in near future. It is demonstrated…

Plasma Physics · Physics 2018-03-14 J. Psikal , M. Matys

To determine the state of spin polarization of the 3D electron gas at very low densities and zero temperature, we calculate the energy versus spin polarization using Diffusion Quantum Monte Carlo methods with backflow wavefunctions and…

Strongly Correlated Electrons · Physics 2009-11-07 F. H. Zong , C. Lin , D. M. Ceperley

High-gradient and high-efficiency acceleration in plasma-based accelerators has been demonstrated, showing its potential as the building block for a future collider operating at the energy frontier of particle physics. However, generating…

Rapid development of ultrafast ultraintense laser technologies continues to create opportunities for studying strong-field physics under extreme conditions. However, accurate determination of the spatial and temporal characteristics of a…

Plasma Physics · Physics 2023-01-03 Zhi-Wei Lu , Xin-Di Hou , Feng Wan , Yousef I. Salamin , Chong Lv , Bo Zhang , Fei Wang , Zhong-Feng Xu , Jian-Xing Li

We present the first fully ab initio calculations of collision-induced broadening and shift of spectral lines in antiprotonic helium ($\bar{p}$He$^{+}$) perturbed by atomic helium. To overcome critical limitations of previous studies, we…

Laser-ablated high-energy-density (HED) plasmas offer a promising route to study astrophysically relevant processes underlying collisionless shock formation, magnetic field amplification, and particle acceleration in the laboratory. Using…

Plasma Physics · Physics 2021-05-26 Anna Grassi , Frederico Fiuza

By using multi-dimensional particle-in-cell simulation, we present a new regime of stable proton beam acceleration which takes place when a two-specie shaped foil is illuminated by a circularly polarized laser pulse. It is observed that the…

Plasma Physics · Physics 2015-03-13 T. P. Yu , A. Pukhov , G. Shvets , M. Chen

Strong non-relativistic shocks are known to accelerate particles up to relativistic energies. However, for Diffusive Shock Acceleration electrons must have a highly suprathermal energy, implying a need for very efficient pre-acceleration.…

Plasma Physics · Physics 2023-10-24 Karol Fulat , Artem Bohdan , Gabriel Torralba Paz , Martin Pohl

We review recent PIC simulation results which show that double-sided irradiation of a thin over- dense plasma slab by ultra-intense laser pulses from both sides can lead to sustained comoving acceleration of surface electrons to energies…

Plasma Physics · Physics 2015-06-26 Edison Liang

Successful incorporation of the spin degree of freedom in semiconductor technology requires the development of a new paradigm allowing for a scalable, non-destructive electrical detection of the spin-polarization of injected charge carriers…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 J. Wunderlich , A. C. Irvine , Jairo Sinova , B. G. Park , X. L. Xu , B. Kaestner , V. Novak , T. Jungwirth

We investigate the spatial distribution of charged particles accelerated by non-relativistic oblique fast collisionless shocks using three-dimensional test-particle simulations. We find that the density of low-energy particles exhibit a…

High Energy Astrophysical Phenomena · Physics 2015-06-23 Federico Fraschetti , Joe Giacalone

The transfer of polarization from a high-energy positron to a \lam hyperon produced in semi-inclusive deep-inelastic scattering has been measured. The data have been obtained by the HERMES experiment at DESY using the 27.6 GeV…

High Energy Physics - Experiment · Physics 2008-11-26 Hermes Collaboration , A. Airapetian

Coupled electron-nuclear spins represent a promising quantum system, where the optically induced electron spin polarization can be dynamically transferred to nuclear spins via the hyperfine interaction. Most experiments on dynamic nuclear…

Materials Science · Physics 2026-01-13 A. N. Anisimov , A. V. Poshakinskiy , G. V. Astakhov

Collisionless, turbulent plasmas surround the Earth, from the magnetosphere to the intergalactic medium, and the fluctuations within them affect nearly every field in the space sciences, from space weather forecasts to theories of galaxy…

High Energy Astrophysical Phenomena · Physics 2026-05-28 Keyan Gootkin , Colby Haggerty , Damiano Caprioli , Zachary Davis
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