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We provide a brief review of how phase space techniques are explored within strong-field and attosecond science. This includes a broad overview of the existing landscape, with focus on strong-field ionisation and rescattering, high-order…

Atomic Physics · Physics 2021-07-28 H. Chomet , C. Figueira de Morisson Faria

Exact calculations are performed on the two-dimensional strongly interacting, unpolarized, uniform Fermi gas with a zero-range attractive interaction. Two auxiliary-field approaches are employed which accelerate the sampling of…

Quantum Gases · Physics 2016-03-22 Hao Shi , Simone Chiesa , Shiwei Zhang

We investigate the problem of how to obtain the force field between atoms of an experimentally determined structure. We show how this problem can be efficiently solved, even at finite temperature, where the position of the atoms differs…

Condensed Matter · Physics 2009-10-28 J. M. Deutsch , Tanya Kurosky

We present a new trajectory formulation of high harmonic generation that treats classically allowed and classically forbidden processes within a single dynamical framework. Complex trajectories orbit the nucleus, producing the stationary…

Quantum Physics · Physics 2019-07-31 Werner Koch , David J. Tannor

High-harmonic generation from muonic atoms exposed to intense laser fields is considered. Our particular interest lies in effects arising from the finite nuclear mass and size. We numerically perform a fully quantum mechanical treatment of…

Atomic Physics · Physics 2016-08-14 A. Shahbaz , C. Müller , A. Staudt , T. J. Buervenich , C. H. Keitel

The production of a highly-polarized positron beam via nonlinear Breit-Wheeler processes during the interaction of an ultraintense circularly polarized laser pulse with a longitudinally spin-polarized ultrarelativistic electron beam is…

Plasma Physics · Physics 2020-07-29 Yan-Fei Li , Yue-Yue Chen , Wei-Min Wang , Hua-Si Hu

These notes are the outgrowth of a series of lectures given at MSRI in January 1995 at the beginning of the special semester in complex dynamics and hyperbolic geometry. In these notes, the primary aim is to motivate the study of complex…

Dynamical Systems · Mathematics 2009-09-25 John Smillie , Gregery T. Buzzard

In this work I studied the production of particles (electron-positron pairs and photons) in the presence of overcritic ($\gg 4.4\cdot 10^{13} \text{gauss}$) slowly varying magnetic fields. The calculations are performed in the framework of…

High Energy Physics - Phenomenology · Physics 2007-05-23 Antonino Di Piazza

The discovery of very large piezo- and pyroelectric effects in ZrO2 and HfO2-based thin films opens up new opportunities to develop silicon-compatible sensor and actor devices. The effects are amplified close to the polar-orthorhombic to…

Materials Science · Physics 2022-06-02 Richard Ganser , Simon Bongarz , Alexander von Mach , Luis Azevedo Antunes , Alfred Kersch

We study the strong-field limit of a theory involving a quantum scalar field coupled to a vector background, which can be either an electromagnetic field or a non-gauge field coupled through the first derivative term. Our approach consists…

High Energy Physics - Theory · Physics 2025-12-09 S. A. Franchino-Viñas , C. García-Pérez , F. D. Mazzitelli , S. Pla , V. Vitagliano , U. Wainstein-Haimovichi

High-order harmonic generation (HHG) from molecular ion HeH$^{2+}$ in two initial states of $1s\sigma$ (ground state) and $2p\sigma$ (first excited state) is investigated theoretically, in homogeneous and plasmonic-enhanced laser fields.…

Atomic Physics · Physics 2018-07-04 Nehzat Safaei

Double $J/\psi$ production on the order of 20-30 pb has been observed by the NA3 collaboration. These $\psi \psi$ pairs, measured in $\pi^- N$ interactions at 150 and 280 GeV$/c$ and in $pN$ interactions at 400 GeV$/c$, carry a large…

High Energy Physics - Phenomenology · Physics 2010-11-01 R. Vogt

Available experimental data in respect to a possible formation of a strongly interacting mixed phase are outlined. A physical program is formulated for new facilities being opend in Dubna for acceleration of heavy ions with an energy up to…

Nuclear Experiment · Physics 2007-05-23 A. N. Sissakian , A. S. Sorin , M. K. Suleymanov , V. D. Toneev , G. M. Zinovjev

We discuss pair creation in a strong laser background. Using lightfront field theory, we show that all the physics is contained in the lightfront momentum transfer from the laser, and probe, to the produced pair. The dependence of this…

High Energy Physics - Phenomenology · Physics 2011-01-26 Thomas Heinzl , Anton Ilderton , Mattias Marklund

The development of a dynamical model for investigating the nucleon resonances using the reactions of meson production from \pi N, \gamma N, N(e,e'), and N(\nu,{\it l}) reactions is reviewed. The results for the \Delta (1232) state are…

Nuclear Theory · Physics 2014-11-18 T. Sato , T. -S. H. Lee

Study of thermal particle production is crucial to understand the space-time evolution of the fireball produced in high energy heavy-ion collisions. We consider thermal particle production within the framework of relativistic viscous…

High Energy Physics - Phenomenology · Physics 2021-07-20 Lakshmi J. Naik , Sunil Jaiswal , K. Sreelakshmi , Amaresh Jaiswal , V. Sreekanth

We introduce a matrix-product state based method to efficiently obtain dynamical response functions for two-dimensional microscopic Hamiltonians, which we apply to different phases of the Kitaev-Heisenberg model. We find significant broad…

Strongly Correlated Electrons · Physics 2017-10-18 Matthias Gohlke , Ruben Verresen , Roderich Moessner , Frank Pollmann

The calculation of NLO QCD corrections to the $t\bar{t}\to W^{+}W^{-}b\bar{b}\to e^{+}\nu_e \mu^{-}\bar{\nu}_{\mu}b\bar{b}$ process with complete off-shell effects, is briefly summarized. Besides the total cross section and its scale…

High Energy Physics - Phenomenology · Physics 2011-11-24 Malgorzata Worek

The role of phase separation and superstripes in high temperature superconductors and related materials has been discussed at the meeting in Erice, Italy, July 11 July 17, 2012. The focus was on the point where we are after 25 years of…

Superconductivity · Physics 2013-12-10 Antonio Bianconi , Davide Innocenti , Gaetano Campi

Exciton harvesting is demonstrated in an ensemble of quantum emitters coupled to localized surface plasmons. When the interaction between emitters and the dipole mode of a metallic nanosphere reaches the strong coupling regime, the exciton…

Mesoscale and Nanoscale Physics · Physics 2015-09-16 Carlos Gonzalez-Ballestero , Johannes Feist , Esteban Moreno , Francisco J. Garcia-Vidal