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A preliminary study of the Energy Production Demonstrator (EPD) concept - a solid heavy metal target irradiated by GeV-range intense proton beams and producing more energy than consuming - is carried out. Neutron production, fission, energy…

Instrumentation and Detectors · Physics 2014-07-18 Vitaly S. Pronskikh , Nikolai Mokhov , Igor Novitski , Sergey I. Tyutyunnikov

Ion Getter Pumps (IGP) are used to create ultra-high-vacuum. The IGP operation is triggered by the Penning cell structure, which uses a combination of electrical and magnetic fields to confine electrons and start ionization and getter…

Accelerator Physics · Physics 2020-06-05 C. Maccarrone , P. Manassero , C. Paolini

Almost all high-voltage dc generation for low-power applications is done by either electrostatic machines or voltage multipliers. Electrostatic machines use mechanically moving parts to transfer charge and energy from the low-voltage side…

Applied Physics · Physics 2021-11-09 Sanghyeon Park , Juan Rivas-Davila

Magnetic tunnel junctions (MTJs), which are the fundamental building blocks of spintronic devices, have been used to build true random number generators (TRNGs) with different trade-offs between throughput, power, and area requirements.…

Time-varying renewable energy generation can result in serious under-/over-voltage conditions in future distribution grids. Augmenting conventional utility-owned voltage regulating equipment with the reactive power capabilities of…

Systems and Control · Computer Science 2015-08-27 Vassilis Kekatos , Liang Zhang , Georgios B. Giannakis , Ross Baldick

As the fast development of internet of things (IoTs), distributed sensors have been frequently used and the small and portable power sources are highly demanded. However, the present portable power source such as lithium battery has low…

Applied Physics · Physics 2020-10-26 Xutao Yu , Haonan Zheng , Yanghua Lu , Jiaqi Si , Runjiang Shen , Yanfei Yan , Zhenzhen Hao , Shisheng Lin

A new event generator is proposed for two processes e+e- -> nu nu-bar gamma and e+e- -> nu nu-bar gamma gamma where nu includes all the neutrino species. The exact matrix elements of single- and double-photon emission, generated by the…

High Energy Physics - Phenomenology · Physics 2009-10-31 Y. Kurihara , J. Fujimoto , T. Ishikawa , Y. Shimizu , T. Munehisa

Novel ultra-compact, electrically switchable, time-structured/pulsed, ~1-14 MeV-level neutron and photon generators have application embedded into large detector systems, especially calorimeters, for energy and operational calibration. The…

Instrumentation and Detectors · Physics 2013-08-05 G. Jennings , C. Sanzeni , D. R. Winn

The understanding of the physics of lasermatter interactions in the strongly relativistic regime is of fundamental importance. In this article, a new mechanism of fast electron generation at the vacuum-solid boundary of intense laser pulse…

Plasma Physics · Physics 2010-09-07 T. Baeva , S. Gordienko , A. P. L. Robinson , P. A. Norreys

We describe a versatile pulsed-power driven platform for magnetic reconnection experiments, based on exploding wire arrays driven in parallel [Suttle, L. G. et al. PRL, 116, 225001]. This platform produces inherently magnetised plasma flows…

We report the generation of MeV temperature electrons using sub-terawatt laser systems with a liquid methanol jet as a target. Remarkably, even at laser intensities of 1016W/cm2, liquid cylindrical (2D) 15 micron methanol jets produce…

A concept for a two-stage injection-locked CW magnetron intended to drive Superconducting Cavities (SC) for intensity-frontier accelerators has been proposed. The concept considers two magnetrons in which the output power differs by 15-20…

Magnetic resonance coupling (MRC) is widely used for wireless power transfer (WPT) applications, but little work has explored how MRC phenomena could be exploited for sensing applications. This paper introduces, validates and evaluates the…

Systems and Control · Electrical Eng. & Systems 2024-06-05 Robert R. Hughes , James Treisman , Alexis Hernandez Arroyo , Anthony J. Mulholland

Fermilab's Superconducting RF Beam Test Facility currently under construction will produce electron beams capable of damaging the acceleration structures and the beam line vacuum chambers in the event of an aberrant accelerator pulse. The…

Accelerator Physics · Physics 2012-10-01 A. Warner , L. Carmichael , M. Church , R. Neswold

The Monte Carlo generator {\sc Major} 1.5 simulates the production and decay of heavy Majorana neutrinos via lepton mixing or exchange of `light' right-handed $W$-bosons in deep inelastic scattering, i.e. $e^{\pm} p \rightarrow {N} X…

High Energy Physics - Phenomenology · Physics 2009-10-28 J. Rathsman , G. Ingelman

Inverter Based Generators (IBGs) have been increasing significantly in power systems. Due to the demanding thermal rating of Power Electronics (PE), their contribution to the system Short Circuit Current (SCC) is much less than that from…

Systems and Control · Electrical Eng. & Systems 2021-01-14 Zhongda Chu , Fei Teng

Gyrotrons are essential for electron cyclotron resonance heating (ECRH) in fusion reactors, making efficient operation crucial for advancing fusion energy. Past experiments revealed instability issues due to trapped electrons in the…

A scheme to generate highly collimated $\gamma$-ray pulse is proposed for the production of muon and electron pairs in $\gamma-\gamma$ collider. The $\gamma$-ray pulse, with high conversion efficiency, can be produced as the result of…

Plasma Physics · Physics 2017-12-27 J. Q. Yu , R. H. Hu , Z. Gong , A. Ting , Z. Najmudin , D. Wu , H. Y. Lu , W. J. Ma , X. Q. Yan

A novel concept of a high luminosity hadron collider is proposed. This would be a typical application of an induction synchrotron being newly developed. Extremely long bunches, referred to as superbunches, are generated by a multi- bunch…

High Energy Physics - Experiment · Physics 2009-11-07 Ken Takayama , Junichi Kishiro , Makoto Sakuda , Masayoshi Wake

The Rapid Cycling Synchrotron (RCS) in Chinese Spallation Neutron Source (CSNS) accelerates proton beam from 80Mev to 1.6GeV at a repetition rate of 25Hz. All dipole magnets of RCS are operated at AC with biased DC. Aiming at the properties…

Accelerator Physics · Physics 2016-08-16 Qing Li , Xian-jing Sun , Wen Kang , Chang-dong Deng , Wan Chen