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The process of nuclear excitation by electron capture in plasma environments generated by the interaction of ultra-strong optical lasers with solid-state samples is investigated theoretically. With the help of a plasma model we perform a…

Plasma Physics · Physics 2018-06-20 Jonas Gunst , Yuanbin Wu , Christoph H. Keitel , Adriana Pálffy

In this paper the dynamics of the interaction of attosecond laser pulses with matter is investigated. It will be shown that the master equation: modified Klein-Gordon equation describes the propagation of the heatons. Heatons are the…

General Physics · Physics 2008-09-02 Janina Marciak-Kozlowska , Miroslaw Kozlowski

The recent progress on the study of the collective excitation in relativistic nuclear matter is reviewed. The collective excitation modes are derived by meson propagators in nuclear matter. The mesons we study are $\sigma, \omega, \gamma$…

Nuclear Theory · Physics 2018-01-17 Liang-gang Liu

The coupling of photons with (ultra-) relativistic atomic nuclei is presented in two particular circumstances: very high electromagnetic fields and very short photon pulses. We consider a typical situation where the (bare) nuclei (fully…

Nuclear Theory · Physics 2013-12-05 M. Apostol , M. Ganciu

The surface of metal nanoparticles can support plasmonic excitations. These excitations dramatically amplify the electric field of incident light (by several orders of magnitude), potentially ionizing the irradiated nanoparticles in a…

Optics · Physics 2025-04-08 Dmitri E. Kharzeev , Jacob Levitt , Carlos Trallero-Herrero

Energy coupling during relativistically intense laser-matter interactions is encoded in the attosecond motion of strongly driven electrons at the pre-formed plasma-vacuum boundary. Studying and controlling this motion can reveal details…

The collective motion of a finite nuclear system is investigated by numerical simulation and by linear response theory. Using a pseudo-particle simulation technique we analyze the giant resonances with a multipole decomposition scheme. We…

Nuclear Theory · Physics 2007-05-23 Klaus Morawetz , Uwe Fuhrmann , Rainer Walke

In this paper the heat transport of attosecond electron pulses is investigated. It is shown that attosecond electrons can propagate as thermal waves or diffused as particle conglommerates, Proca equation as type equation for the thermal…

General Physics · Physics 2008-03-04 Magdalena Pelc , Janina Marciak-Kozlowska , Miroslaw Kozlowski

In this paper, we review the roles of collective modes in nuclear reactions. We emphaize the strong couplings of various collective states with the monopole and quadrupole motions. In inelastic excitation, these couplings can be seen as an…

Nuclear Theory · Physics 2007-05-23 Philippe Chomaz , Cedric Simenel

For several decades, the interest of the scientific community in aneutronic fusion reactions such as proton-Boron fusion has grown because of potential applications in different fields. Recently, many scientific teams in the world have…

Plasma Physics · Physics 2021-09-27 X. Ribeyre , R. Capdessus , E. d'Humières , J. Wheeler , G. Mourou

In high neutron flux environments where isomers can be strongly populated by nucleonic reactions, isotope abundances from reaction network chains can be affected by the population of nuclear isomers. At high temperatures and densities there…

Nuclear Theory · Physics 2007-05-23 T. C. Luu , J. L. Friar , A. C. Hayes

The possibility of achieving highly selective excitation of low metastable states of hydrogen and helium atoms by using short laser pulses with reasonable parameters is demonstrated theoretically. Interactions of atoms with the laser field…

Atomic Physics · Physics 2007-05-23 A. D. Kondorskiy , L. P. Presnyakov , Yu. Ralchenko

In this paper the heat waves, induced by ultra-short laser pulses are considered. The hyperbolic heat transport in n-dimensional space-time is formulated and solved. It is shown that only for n-odd for heat waves the Huygens principle is…

Other Condensed Matter · Physics 2007-05-23 J. Marciak-Kozlowska , M. Kozlowski

Collective, low-energy excitations in quasi-two-dimensional d-wave superconductors are analyzed. While the long-range Coulomb interaction shifts the charge-density-wave and phase modes up to the plasma energy, the spin-density-wave…

Superconductivity · Physics 2009-10-30 M. I. Salkola , J. R. Schrieffer

We explore stimulated photo-association in the context of attosecond pump-probe schemes of atomic matter. An attosecond pulse -- the probe -- is used to induce photo-association of an electronic wave packet which had been created before,…

Atomic Physics · Physics 2009-11-13 Paula Rivière , Camilo Ruiz , Jan-Michael Rost

It is recognized that in the family of heavy charged particle and electron assisted double nuclear processes resonance-like behavior can appear. The transition rates of the heavy particle assisted 3rd-order and electron assisted 4th-order…

General Physics · Physics 2017-01-25 Péter Kálmán , Tamás Keszthelyi

In this paper the attosecond laser pulse tissue is investigated. The master equation is formulated and solved. The thermal relaxation time and thermal waves speed are calculated

General Physics · Physics 2008-07-03 J Marciak-Kozlowska , M Kozlowski

Two emerging areas of research, attosecond and nanoscale physics, have recently started to merge. Attosecond physics deals with phenomena occurring when ultrashort laser pulses, with duration on the femto- and sub-femtosecond time scales,…

Atomic Physics · Physics 2019-12-03 Marcelo F. Ciappina , Maciej Lewenstein

The development of attosecond technology has enabled the real-time observation of coherent electron motion in atoms, molecules and condensed phases. Experimentally, it is now possible to generate laser pulses of durations of only a few tens…

Chemical Physics · Physics 2017-05-18 David Ayuso

Collective excitations of N = 1 supersymmetric electromagnetic plasma are studied. Since the Keldysh-Schwinger approach is used, not only equilibrium but also non-equilibrium plasma, which is assumed to be ultrarelativistic, is under…

High Energy Physics - Theory · Physics 2011-02-15 Alina Czajka , Stanislaw Mrowczynski