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The ionization dynamic of argon plasma irradiated by an intense laser is investigated to understand transient physics in dynamic systems. This study demonstrates that significant delayed ionization responses and stepwise ionization…

Plasma Physics · Physics 2026-01-22 M. S. Cho , A. L. Milder , W. Rozmus , H. P. Le , H. A. Scott , D. T. Bishel , D. Turnbull , S. B. Libby , M. E. Foord

Nucleic acids, like DNA and RNA, are molecules that are present in any life form. Their most notable function is to encode biological information. Why then would a physicist be interested in these molecules? As we will see, DNA is an…

Biological Physics · Physics 2013-11-12 Alireza Mashaghi , Allard Katan

Understanding and predicting a material's performance in response to high-energy radiation damage, as well as designing future materials to be used in intense radiation environments, requires the knowledge of the structure, morphology and…

I review experimental results from ultrarelativistic heavy ion collisions. Signals of new physics and observables reflecting the underlying collision dynamics are presented, and the evidence for new physics discussed. Measurements of higher…

Nuclear Experiment · Physics 2007-05-23 Barbara V. Jacak

In the present paper we address the general problem of selective electrodynamic interactions between DNA and protein, which is motivated by decades of theoretical study and our very recent experimental findings (M. Lechelon et al,…

Biological Physics · Physics 2024-12-18 E. Faraji , P. Kurian , R. Franzosi , S. Mancini , E. Floriani , V. Calandrini , G. Pettini , M. Pettini

This paper presents a quantitative analysis of the impact of inelastic collisions with atoms in a crystalline environment on the channeling efficiency and intensity of the channeling radiation for high-energy electrons and positrons passing…

Accelerator Physics · Physics 2025-11-24 Andrei V. Korol , Andrey V. Solov'yov

The ionization of a hydrogen-like heavy ion by impact of a charged projectile under simultaneous irradiation by a short laser pulse is investigated within the non-perturbative approach, based on numerical solutions of the time-dependent…

Atomic Physics · Physics 2023-06-14 O. Novak , R. Kholodov , A. N. Artemyev , A. Surzhykov , Th. Stoehlker

Studying chemical reactions at very low temperatures is of importance for the understanding of fundamental physical and chemical processes. At very low energies, collisions are dominated by only a few partial waves. Thus, studies in this…

Chemical Physics · Physics 2017-03-30 Dongdong Zhang , Stefan Willitsch

From a nanoscience perspective, cellular processes and their reduced in vitro imitations provide extraordinary examples for highly robust few or single molecule reaction pathways. A prime example are biochemical reactions involving DNA…

Biological Physics · Physics 2007-05-23 Ralf Metzler , Tobias Ambjoernsson , Andreas Hanke , Yongli Zhang , Stephen Levene

Recently it has been recognized that electronic conical intersections in molecular systems can be induced by laser light even in diatomics. As is known a direct consequence of these accidental degeneracies is the appearence of nonadiabatic…

Atomic and Molecular Clusters · Physics 2013-10-30 Gábor J. Halász , Ágnes Vibók , Nimrod Moiseyev , Lorenz S. Cederbaum

This paper reviews the new highly interdisciplinary research field studying the behavior of condensed matter systems exposed to radiation. The paper highlights several relevant examples of recent advances in the field and provides a roadmap…

The free energy of looping DNA by proteins and protein complexes determines to what extent distal DNA sites can affect each other. We inferred its in vivo value through a combined computational-experimental approach for different lengths of…

Biomolecules · Quantitative Biology 2007-05-23 Leonor Saiz , J. Miguel Rubi , Jose M. G. Vilar

Health concerns associated with the advent of nanotechnologies have risen sharply when it was found that particles of nanoscopic dimensions reach the cell lumina. Plasma and organelle lipid membranes, which are exposed to both the incoming…

In this contribution, the correlation between fundamental interaction processes induced by radiation in silicon and observable effects which limit the use of silicon detectors in high energy physics experiments is investigated in the frame…

Instrumentation and Detectors · Physics 2008-11-26 Sorina Lazanu , Ionel Lazanu

We investigate the photoionization dynamics of atoms subjected to intense, ultrashort laser pulses through the use of quantum trajectories. This method provides a unique and consistent framework for examining electron dynamics within a…

Atomic Physics · Physics 2024-08-01 Taylor Moon , Klaus Bartschat , Nicolas Douguet

We examine ion acceleration by irradiating a hundred TW laser pulse on a double-layer target. It is shown analytically and by three-dimensional particle-in-cell simulations that higher energy protons are obtained by using material with a…

Plasma Physics · Physics 2011-03-03 Toshimasa Morita , Sergei V. Bulanov , Timur Zh. Esirkepov , James Koga , Masaki Kando

The binding of proteins onto DNA contributes to the shaping and packaging of genome as well as to the expression of specific genetic messages. With a view to understanding the interplay between the presence of proteins and the deformation…

Biological Physics · Physics 2014-05-30 Nicolas Clauvelin , Wilma K. Olson

$TiO_{2}$ nanoparticles (NPs) are widely used in the environmental engineering, medicine, chemical and food industries due to their unique photocatalytic and biocidal properties. NPs may generate reactive oxygen species and, hence, have the…

Biological Physics · Physics 2022-09-28 Evgeniya Usenko , Alexander Glamazda , Vladimir Valeev , Victor Karachevtsev

Protein representation learning plays a crucial role in understanding the structure and function of proteins, which are essential biomolecules involved in various biological processes. In recent years, deep learning has emerged as a…

Biomolecules · Quantitative Biology 2024-03-11 Bozhen Hu , Cheng Tan , Lirong Wu , Jiangbin Zheng , Jun Xia , Zhangyang Gao , Zicheng Liu , Fandi Wu , Guijun Zhang , Stan Z. Li

As proteins typically have charges of around 10, they will interact strongly with charged surfaces. We calculate the electrostatic contribution to the interaction of crystals of protein with charged surfaces. The surfaces repel like-charged…

Soft Condensed Matter · Physics 2009-11-10 Richard P. Sear