English
Related papers

Related papers: Atomic-Scale Insights into Damage Produced by Swif…

200 papers

Track radii Re induced by swift heavy ions are studied. The experimental track data are analyzed in Gd2Ti2O7 pyrochlore in the range Se=6-54 keV/nm (Se - electronic stopping power) including irradiations by low and high velocity ions. The…

Materials Science · Physics 2022-01-05 G. Szenes

The passage of energetic ions through tissue initiates a series of physico-chemical events, which lead to biodamage. The study of this scenario using a multiscale approach brought about the theoretical prediction of shock waves initiated by…

Biological Physics · Physics 2021-07-28 Pablo de Vera , Eugene Surdutovich , Nigel J. Mason , Fred J. Currell , Andrey V. Solov'yov

Solid-state batteries (SSB) are emerging as next-generation electrochemical energy storage devices. Achieving high energy density in SSB relies on solid polymer electrolytes (SPE) that are electrochemically stable against both lithium metal…

Soft Condensed Matter · Physics 2026-01-07 Amaury Coste , Thomas Meyer , Claire Villevielle , Fannie Alloin , Stefano Mossa , Benoit Coasne

In this paper, we have studied polystyrene (PS) and polyethylene (PE) stiffness by 3-dimensional Langevin Molecular Dynamics simulation. Hard polymers have a very small bending, and thus, their end-to-end distance is more than soft…

Materials Science · Physics 2015-10-13 Mahdi Ahmadi Borji

Polymer electrolytes (PEs) are promising candidates for use in next-generation high-voltage batteries, as they possess advantageous elastic and electrochemical properties. However, PEs still suffer from low ionic conductivity and need to be…

In this paper, we have studied the effect of short branches on the thermal conductivity of a polyethylene (PE) chain. With a reverse non-equilibrium molecular dynamics method applied, thermal conductivities of the pristine PE chain and the…

Mesoscale and Nanoscale Physics · Physics 2017-03-31 Danchen Luo , Congliang Huang , Zun Huang

Measurements of the proton's form factor ratio made with polarization transfer show a striking discrepancy relative to the ratio extracted from unpolarized elastic electron-proton scattering cross sections. One hypothesis is that the…

Nuclear Experiment · Physics 2021-11-16 Axel Schmidt

We present experiments demonstrating trajectory-dependent electronic excitations at low ion velocities, where ions are expected to primarily interact with delocalized valence electrons. The energy loss of H$^+$, H$_2 ^+$, He$^+$, B$^+$,…

Materials Science · Physics 2020-12-03 Svenja Lohmann , Radek Holeňák , Daniel Primetzhofer

Spin transport and spin dynamics after femtosecond laser pulse irradiation of iron (Fe) are studied using a kinetic Monte Carlo model. This model simulates spin dependent dynamics by taking into account two interaction processes during…

Materials Science · Physics 2021-09-28 J. Briones , H. C. Schneider , B. Rethfeld

Cyclic polymers display unique physical behaviors in comparison to their linear counterparts. Theoretical, computational and experimental studies have revealed that some of their distinctive properties are also observed in charged variants…

Soft Condensed Matter · Physics 2023-12-01 Andrzej Grzyb , Khristine Haydukivska , Jarosław S. Kłos , Aykut Erbaş , Jarosław Paturej

The difference in the relative biological efficincy (RBE) of ions of same linear energy transfer (LET) but different atomic number (Z) can be attributed to the difference in the radial ionisation distribution. In this contribution we…

Nuclear Experiment · Physics 2011-04-11 G. Laczko , V. Dangendorf , M. Kraemer , D. Schardt , K. Tittelmeier

The accurate description of electrons at extreme density and temperature is of paramount importance for, e.g., the understanding of astrophysical objects and inertial confinement fusion. In this context, the dynamic structure factor…

Plasma Physics · Physics 2018-12-26 T. Dornheim , S. Groth , J. Vorberger , M. Bonitz

We present a new implementation of the tracer particles algorithm based on a Monte Carlo approach for the Eulerian adaptive mesh refinement code Ramses. The purpose of tracer particles is to keep track of where fluid elements originate in…

Astrophysics of Galaxies · Physics 2019-01-23 Corentin Cadiou , Yohan Dubois , Christophe Pichon

The radiation tolerance of gallium nitride under extreme conditions is critical for its deployment in next-generation electronic and optoelectronic devices, yet the microscopic mechanisms governing swift heavy ion induced damage at elevated…

In a multi-electrode device, the motion of free charge carriers generated by ionizing radiation induces currents on all the electrodes surrounding the active region [1]. The amount of charge induced in each sensitive electrode is a function…

Materials Science · Physics 2014-03-14 Jacopo Forneris , David Jamieson , Gabriele Giacomini , Changyi Yang , Ettore Vittone

Using all-atom molecular dynamics simulations, we report the structure and ion transport characteristics of a new class of solid polymer electrolytes that contain biodegradable and mechanically stable biopolymer pectin. We simulate a highly…

This review concentrates on the specific properties and characteristics of damage structures generated with high-energy ions in the electronic energy loss regime. Irradiation experiments with so-called swift heavy ions (SHI) find…

Materials Science · Physics 2020-07-20 Maik Lang , Flyura Djurabekova , Nikita Medvedev , Marcel Toulemonde , Christina Trautmann

The irradiation of SrTiO$_3$ single crystals with swift heavy ions leads to modifications of the surface. The details of the morphology of these modifications depends strongly on the angle of incidence and can be characterized by atomic…

Materials Science · Physics 2009-11-13 Ender Akcoeltekin , Sevilay Akcoeltekin , Orkhan Osmani , Henning Lebius , Marika Schleberger

We present a model of non-ionizing scattering of electrons on atomic ensemble in matter, applicable in a wide electron energy range from ~eV up to relativistic ones. The approach based on the dynamic-structure factor formalism considers…

Other Condensed Matter · Physics 2025-04-17 N. Medvedev , D. I. Zainutdinov , A. E. Volkov

The nanometric track-structure of energetic ion beams in biological media determines the direct physical damage to living cells, which is one of the main responsibles of their killing or inactivation during radiotherapy treatments or under…