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Significant progress has been made towards laser-driven fusion ignition via different schemes, including direct and indirect central ignition, fast ignition, shock ignition, and impact ignition schemes. However, to reach ignition…

Plasma Physics · Physics 2016-06-09 W. -M. Wang , P. Gibbon , Z. -M. Sheng , Y. T. Li , J. Zhang

The operation of a nuclear power station powering Deep Space transport is presented in the paper. The power station consists of a Gas Core Reactor (GCR) with magnetohydrodynamic (MHD) generator. A new model of gas core reactor which has…

Instrumentation and Detectors · Physics 2021-05-26 Mikhail Shubov

An "ultimate" high intensity proton source for neutrino factories and/or muon colliders was projected to be a ~4 MW multi-GeV proton source providing short, intense proton pulses at ~15 Hz. The JPARC ~1 MW accelerators provide beam at…

Accelerator Physics · Physics 2017-04-27 D. Neuffer

We introduce a solution for producing ultrashort ($\sim$fs) high charge ($\sim$pC) from ultra-compact guns utilizing single-cycle THz pulses. We show that the readily available THz pulses with energies as low as 20 ?J are sufficient to…

Accelerator Physics · Physics 2016-12-22 Arya Fallahi , Moein Fakhari , Alireza Yahaghi , Miguel Arrieta , Franz X. Kärtner

Using quantum electrodynamics particle-in-cell simulations, we optimize the gamma flare ($\gamma$-flare) generation scheme from interaction of high power petawatt-class laser pulse with tailored cryogenic hydrogen target having extended…

Plasma Physics · Physics 2021-12-08 K. V. Lezhnin , P. Sasorov , G. Korn , S. V. Bulanov

The increase of energy in accelerators over the past decades has led to the design of superconducting magnets for both accelerators and the associated detectors. The use of Nb-Ti superconducting materials allows an increase in the dipole…

Accelerator Physics · Physics 2015-01-29 P Védrine

Cold atom interferometers have matured to a powerful tool in fundamental physics research, and they are currently on their way from realizations in the laboratory to applications in the real world. The radio frequency (RF) generator is an…

The Paul Scherrer Institut (PSI) operates the Meson production target stations E and M with 590 MeV protons at currents of up to 2.4 mA. Both targets consist of polycrystalline graphite and rotate with 1 Hz due to the high power deposition…

Accelerator Physics · Physics 2018-07-04 Daniela Kiselev , Ryan Bergmann , Dorothea Schumann , Vadim Talanov , Michael Wohlmuther

A supersonic flow of magnetized plasma is produced by the application of a 1 MA-peak, 500 ns current pulse to a cylindrical arrangement of parallel wires, known as an inverse wire array. The plasma flow is produced by the JxB acceleration…

A model of a conducting cylinder with a radial temperature gradient which creates an electric field that increases with time in the surrounding vacuum is examined. The conditions under which this model functions are pointed out. An electric…

High Energy Astrophysical Phenomena · Physics 2024-11-19 G. S. Bisnovatyi-Kogan , M. V. Glushikhina

A facility based on a next-generation, high-flux D-D neutron generator has been commissioned and it is now operational at the University of California, Berkeley. The current generator design produces near monoenergetic 2.45 MeV neutrons at…

Accelerator Physics · Physics 2017-01-03 Cory Waltz , Mauricio Ayllon , Tim Becker , Lee Bernstein , Ka-Ngo Leung , Leo Kirsch , Paul Renne , Karl Van Bibber

Ultra-intense MeV photon and neutron beams are indispensable tools in many research fields such as nuclear, atomic and material science as well as in medical and biophysical applications. For astrophysical applications aimed for laboratory…

We analyze the cross section for vector meson photo-production off a deuteron for the intermediate range of photon energies starting at a few GeVs above the threshold and higher. We reproduce the steps in the derivation of the conventional…

High Energy Physics - Phenomenology · Physics 2008-11-26 T. C. Rogers , M. M. Sargsian , M. I. Strikman

Recent measurements by the Pierre Auger Observatory suggest that the composition of ultra-high energy cosmic rays (UHECRs) becomes dominated by heavy nuclei at high energies. However, until now there has been no astrophysical motivation for…

High Energy Astrophysical Phenomena · Physics 2015-05-27 Brian D. Metzger , Dimitrios Giannios , Shunsaku Horiuchi

Present semiconductor research is increasingly focusing on either higher speeds or higher linearity or both. Applications range from consumer, industrial, healthcare and military. Typically such circuits are fabricated in today's…

Signal Processing · Electrical Eng. & Systems 2021-07-27 Debopam Banerjee

We propose a method for the laser-excitation of terahertz surface magnetoplasmons via the linear mode conversion of terahertz radiation on a graphene sheet deposited on an n-type semiconductor in presence of an external magnetic field…

Mesoscale and Nanoscale Physics · Physics 2025-03-20 Rohit Kumar Srivastav , Mrityunjay Kundu

In this paper, we presented a matrix converter with a high-frequency DC link for EV DC fast charging applications. Introducing this topology allows eliminating electrolytic capacitors in DC link of the converter, which potentially increases…

Systems and Control · Electrical Eng. & Systems 2020-01-01 Alex Borisevich

The Compact Muon Solenoid (CMS) detector at the Large Hadron Collider at CERN is used to study the production of new particles in proton-proton collisions at a center of mass energy of 13.6 TeV. The detector includes a magnet based on a 6 m…

Instrumentation and Detectors · Physics 2025-01-20 Vyacheslav Klyukhin , Benoit Curé , Andrea Gaddi , Antoine Kehrli , Maciej Ostrega , Xavier Pons

The neutron yields observed in inertial confinement fusion experiments for higher convergence ratios are about two orders of magnitude smaller than the neutron yields predicted by one-dimensional models, the discrepancy being attributed to…

Nuclear Experiment · Physics 2007-05-23 Silviu Olariu

Quantifying the impact of inverter-based distributed generation (DG) sources on power-flow distribution system cases is arduous. Existing distribution system tools predominately model distributed generation sources as either negative PQ…

Systems and Control · Electrical Eng. & Systems 2021-07-12 Naeem Turner-Bandele , Amritanshu Pandey , Larry Pileggi