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We present the latest advances of the multiscale approach to radiation damage caused by irradiation of a tissue with energetic ions and report the most recent advances in the calculations of complex DNA damage and the effects of thermal…

Biological Physics · Physics 2015-05-19 E. Surdutovich , A. V. Yakubovich , A. V. Solov'yov

Relative biological effectiveness (RBE) is a key quantity for the description of radiobiological effects induced by charged-particle irradiation in the context of ion-beam cancer therapy. Since RBE is a complex function that depends on…

Medical Physics · Physics 2021-07-09 Alexey Verkhovtsev , Eugene Surdutovich , Andrey V. Solov'yov

We propose a multi-scale approach to understand the physics related to ion-beam cancer therapy. It allows the calculation of the probability of DNA damage as a result of irradiation of tissues with energetic ions, up to 430 MeV/u. This…

Biological Physics · Physics 2009-11-13 Andrey V. Solov'yov , Eugene Surdutovich , Emanuele Scifoni , Igor Mishustin , Walter Grainer

This paper is devoted to the analysis of the complex damage of DNA irradiated by ions. The analysis and assessment of complex damage is important because cells in which it occurs are less likely to survive because the DNA repair mechanisms…

Biological Physics · Physics 2012-01-30 Eugene Surdutovich , David C. Gallagher , Andrey V. Solov'yov

Radiation damage induced by ion beams is traditionally treated at different levels of theoretical approaches, for the different scales and mechanisms involved.We present here details of a combined approach that, from a method at a…

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

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…

We propose a multi-scale approach to understanding physics related to the ion/proton-beam cancer therapy and calculation of the probability of the DNA damage as a result of irradiation of patients with energetic (up to 430 MeV/u) ions. This…

Biological Physics · Physics 2009-11-13 A. V. Solov'yov , E. Surdutovich , E. Scifoni , I. Mishustin , W. Greiner

Radiation damage is an unavoidable process when performing structural investigations of biological macromolecules with X-ray sources. In crystallography this process can be limited through damage distribution in a crystal, while for single…

Materials Science · Physics 2009-11-13 C. Caleman , C. Ortiz , E. Marklund , F. Bultmark , M. Gabrysch , F. G. Parak , J. Hajdu , M. Klintenberg , N. Timneanu

A methodology of calculations of survival curves with an account for ion paths interference is developed using the multiscale approach to the physics of radiation damage with ions. The method is applied to different targets and shouldered…

Medical Physics · Physics 2018-08-29 Eugene Surdutovich , Andrey V. Solov'yov

An instability of a liquid droplet traversed by an energetic ion is explored. This instability is brought about by the predicted shock wave induced by the ion. An observation of multifragmentation of small droplets traversed by ions with…

Medical Physics · Physics 2017-12-06 Eugene Surdutovich , Alexey Verkhovtsev , Andrey V. Solov'yov

A multi-timescale hybrid model is proposed to study microscopically the degraded performance of electronic devices, covering three individual stages of radiation effects studies, including ultrafast displacement cascade, intermediate defect…

Materials Science · Physics 2014-09-16 Danhong Huang , Fei Gao , D. A. Cardimona

The new statistical approach for calculation of radiation processes with heavy multielectron ions in plasma is developed. The method consists in consideration of atomic structure as a condensed medium, characterized by the spectrum of…

In this supplementary material, we recollect, for reader's convenience, the general scheme of suggested multiscale model (Sec. 1), and basic informations about approaches used for pilot study: a detailed description of the interaction model…

Chemical Physics · Physics 2015-06-04 Ivan Janeček , Tomáš Janča , Pavel Naar , Frederic Renard , René Kalus , Florent X. Gadéa

It has been reported that damage of genome in a living cell by ionizing radiation is about one-third direct and two-thirds indirect. The former which has been introduced in our last paper, concerns direct energy deposition and ionizing…

Biological Physics · Physics 2010-04-27 Wei Wang , Zengliang Yu , Wenhui Su

The pattern of radiation energy deposition in substances at the microscopic level of lattice, molecule size, or the cell's nucleus is not uniform. The energy of radiation is transferred to the substance medium in the form of discrete,…

Medical Physics · Physics 2022-10-14 Elsayed K. Elmaghraby , Mohamed Bahaaeldin-Afifi

Ionizing radiation is known to delay the cell cycle progression. In particular after particle exposure significant delays have been observed and it has been shown that the extent of delay affects the expression of damage such as chromosome…

Cell Behavior · Quantitative Biology 2009-08-24 Anna Ochab-Marcinek , Ewa Gudowska-Nowak , Elena Nasonova , Sylvia Ritter

We present and analyse a model for cell signalling processes in biological tissues. The model includes diffusion and nonlinear reactions on the cell surfaces, and both inter- and intracellular signalling. Using techniques from the theory of…

Analysis of PDEs · Mathematics 2020-03-12 Mariya Ptashnyk , Chandrasekhar Venkataraman

We present the advantages of a multiscale modelling strategy for the understanding of systems with charged interfaces. On the one hand, one can simulate a complex system at different levels, depending on the relevant length and time scales…

Chemical Physics · Physics 2018-11-26 Benjamin Rotenberg

It has long been known that radiation biology plays an important role and it is necessary for radiotherapy treatments. The radiation effects on normal and malignant tissues after exposure range from a femtosecond to months and years…

Medical Physics · Physics 2017-04-24 Cyril Voyant , Daniel Julian
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