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In this study, we innovatively modeled photon-enhanced thermionic emission (PETE) devices, incorporating positive ion injection and bidirectional discharge's effects on the space charge barrier simultaneously. Compared to previous models,…

Accelerator Physics · Physics 2025-02-27 Xinqiao Lin , Zhiqiang Fan , Shunjie Zhang , Xiaohang Chen , Zhimin Yang , Jincan Chen , Shanhe Su

Decrease in the size of integrated circuits (IC) and metal interconnects raise resistivity due the amplification of electron scattering effects, which decreases the efficiency of chiplets. While previous studies have investigated the…

Mesoscale and Nanoscale Physics · Physics 2026-01-23 Sihe Chen , Kevin Batzinger , Manuel Smeu

The scattering of atoms and rotons at the free surface of superfluid 4He is studied in the framework of linearised time dependent mean field theory. The phenomenological Orsay-Trento density functional is used to solve numerically the…

Condensed Matter · Physics 2009-10-28 F. Dalfovo , A. Fracchetti , A. Lastri , L. Pitaevskii , S. Stringari

Chemical reactions on metal surfaces are important in various processes such as heterogeneous catalysis and nanostructure growth. At moderate or lower temperatures, these reactions generally follow the minimum energy path and temperature…

Chemical Physics · Physics 2022-01-19 Pai Li , Xiongzhi Zeng , Zhenyu Li

The effects of nuclear re-interactions in the quasi-elastic neutrino-nucleus scattering are investigated with a phenomenological model. We found that the nuclear responses are lowered and their maxima are shifted towards higher excitation…

Nuclear Theory · Physics 2011-05-23 C. Bleve , G. Co` , I. De Mitri , P. Bernardini , G. Mancarella , D. Martello , A. Surdo

Photoexcited hot carriers in solids can drive processes, such as photocatalytic reactions on the surface, beyond those available in thermal equilibrium. Hot-electron-mediated reaction pathways are limited by the thermalization of the…

Materials Science · Physics 2026-04-13 Christopher Seibel , Tobias Held , Markus Uehlein , Baerbel Rethfeld

The effect of the heating of neutrinos by scattering with electrons and positrons and by e-e+ annihilation on nucleosynthesis is calculated for a spherically symmetric baryon inhomogeneous model of the universe. The model has a high baryon…

Astrophysics · Physics 2009-11-06 J. F. Lara

Pressure and temperature dependence of the negative thermal expansion in Zn(CN)$_2$ is fully investigated using molecular dynamics simulations with a built potential model. The advantage of this study allows us to reproduce all the exotic…

Materials Science · Physics 2014-07-02 Hong Fang , Martin T. Dove , Leila H. N. Rimmer , Alston J. Misquitta

Simulation results are presented to demonstrate electron temperature and electrical potential development in dilute and cold plasma development. The simulation method is a hybrid method which adopted fluid model for electrons due to their…

Plasma Physics · Physics 2024-09-13 Shiying Cai , Chunpei Cai , Zhen Zhang

We describe how thermalization occurs in heavy ion collisions in the framework of perturbative QCD. When the saturation scale $Q_s$ is large compared to $\Lambda_{QCD}$, thermalization takes place during a time of order…

High Energy Physics - Phenomenology · Physics 2011-05-05 R. Baier , A. H. Mueller , D. Schiff , D. T. Son

Two different ab initio potential energy surfaces are employed to investigate the efficiency of the rotational excitation channels for the polar molecular ion HeH$^+$ interacting with He atoms. We further use them to investigate the quantum…

The high energy proton-neutron charge exchange scattering reaction is studied in an effective hadron model for the energy range of s from 45.9 to 414.61 GeV*GeV. The main features of the observed differential cross section, the forward peak…

High Energy Physics - Phenomenology · Physics 2007-05-23 Y. Yan , R. Tegen , T. Gutsche , V. E. Lyubovitskij , Amand Faessler

Stellar nuclear fusion reactions take place in a hot, dense plasma within stars. To account for the effect of these environments, the theory of open quantum systems is used to conduct pioneering studies of thermal and atomic effects on…

Nuclear Theory · Physics 2023-05-18 Iain Lee , Gilbert Gosselin , Alexis Diaz-Torres

Recent advances in nano-thermometry motivate the extension of the Landauer-B\"uttiker scattering theory as to include the non-local dissipation associated with charge transport. Such a program is implemented by describing the inelastic…

Mesoscale and Nanoscale Physics · Physics 2026-03-10 Rodolfo A. Jalabert

The adsorption and diffusion of hydrogen atoms on Cu(001) are studied using first-principles calculations. By taking into account the contribution of zero-point energy (ZPE), the originally identical barriers are shown to be different for H…

Mesoscale and Nanoscale Physics · Physics 2023-06-09 Xiaofan Yu , Yangwu Tong , Yong Yang

We study the consequences of the constant-temperature behaviour of nuclei in the superfluid regime for the exchange of excitation energy between two nuclei in thermal contact. This situation is realized at the scission configuration of…

Nuclear Theory · Physics 2014-11-20 Karl-Heinz Schmidt , Beatriz Jurado

In the dynamics of atoms and molecules at metal surfaces, electron-hole pair excitations can play a crucial role. In the case of hyperthermal hydrogen atom scattering, they lead to nonadiabatic energy loss and highly inelastic scattering.…

Materials Science · Physics 2024-12-02 Connor L. Box , Nils Hertl , Wojciech G. Stark , Reinhard J. Maurer

The temperature dependence of the elastic scattering processes $qq'\to qq'$ and $q\bar q'\to q\bar q'$, with $q, q' = u, d, s$ is studied as a function of the scattering angle and the center of mass energy of the collision within the…

High Energy Physics - Phenomenology · Physics 2011-02-01 P. Rehberg , S. P. Klevansky , J. Hüfner

We show that the quantum reflection coefficient of ultracold heavy atoms scattering off a dielectric surface can be tuned in a wide range by suitable choice of surface and environment temperatures. This effect results from a temperature…

Recently, cold source transistor (CSFET) with steep-slope subthreshold swing (SS) < 60 mV/decade has been proposed to overcome Boltzmann tyranny in its ballistic regime. However the scattering, especially by inelastic scattering may lead…

Mesoscale and Nanoscale Physics · Physics 2023-02-16 Kun Luo , Weizhuo Gan , Zhaozhao Hou , Guohui Zhan , Lijun Xu , Jiangtao Liu , Ye Lu , Zhenhua Wu
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