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The statistical model of hadronization succeeds in reproducing particle abundances and transverse momentum spectra in high energy collisions of elementary particles as well as of heavy ions. Despite its apparent success, the interpretation…

High Energy Physics - Phenomenology · Physics 2009-11-10 F. Becattini

The majority of cancer-related fatalities are due to metastatic disease. In chemoradiotherapy, chemotherapeutic agents are administered along with radiation to increase damage to the primary tumor and control systemic disease such as…

Optimization and Control · Mathematics 2016-11-16 Hamidreza Badri , Ehsan Salari , Yoichi Watanabe , Kevin Leder

Perturbative methods are attractive to describe the electronic structure of molecular systems because of their low-computational cost and systematically improvable character. In this work, a two-step perturbative approach is introduced…

Chemical Physics · Physics 2023-11-15 Loris Delafosse , Amr Hussein , Saad Yalouz , Vincent Robert

Lithium-ion batteries are used to store energy in electric vehicles. Physical models based on electro-chemistry accurately predict the cell dynamics, in particular the state of charge. However, these models are nonlinear partial…

Analysis of PDEs · Mathematics 2017-09-13 Sepideh Afshar , Kirsten Morris , Amir Khajepour

Analyzing outcomes in long-term cancer survivor studies can be complex. The effects of predictors on the failure process may be difficult to assess over longer periods of time, as the commonly used assumption of proportionality of hazards…

Applications · Statistics 2015-09-07 Yolanda Hagar , James J. Dignam , Vanja Dukic

The radiative pion capture process in nuclei is approached by using a continuum shell-model description of the nucleus, together with a phenomenological treatment of the two particle-two hole effects. It is found that these effects play an…

Nuclear Theory · Physics 2008-11-26 J. E. Amaro , A. M. Lallena , J. Nieves

Radiation Therapy (XRT) is one of the most common cancer treatment methods. In this paper, a new mathematical model is proposed for the population dynamics of heterogeneous tumor cells following external beam radiation treatment. According…

Quantitative Methods · Quantitative Biology 2018-01-23 Amin Oroji , Shantia Yarahmadian , Sarkhosh Seddighi , Mohd Omar

A two phase cascade is presented for the treatment of ultra-high energy ion-ion collisions at energies from 17-200 GeV. First a high energy, fast cascade is performed, in which original baryons and freed hard partons, if any, collide. This…

Nuclear Theory · Physics 2008-11-26 D. E. Kahana , S. H. Kahana

We develop a multiphysics-based model to predict the response of localized tumors to combined-hyperthermia-radiotherapy (CHR) treatment. This procedure combines hyperthermia (tumor heating) with standard radiotherapy to improve efficacy of…

Tissues and Organs · Quantitative Biology 2019-07-05 Japan K. Patel , Richard Vasques , Barry D. Ganapol

The present paper deals with the study of the fluence rate over both healthy and tumor tissues in the presence of focal laser ablation (FLA). We propose new analytical solutions for the coupled partial differential equations (PDE) system,…

Analysis of PDEs · Mathematics 2025-04-23 Luisa Consiglieri

The ionization of two-active-electron systems by intense laser fields is investigated theoretically. In comparison with time-dependent Hartree-Fock and exact two electron simulation, we show that the ionization rate is overestimated in SAE…

Atomic Physics · Physics 2015-06-18 Zengxiu Zhao , Jianmin Yuan

The Voronoi-based cellular model is highly successful in describing the motion of two-dimensional confluent cell tissues. In the homogeneous version of this model, the energy of each cell is determined solely by its geometric shape and…

Cell Behavior · Quantitative Biology 2018-11-07 Eial Teomy , David A. Kessler , Herbert Levine

The reduction of iron ore with carbon-carriers is one of the largest sources of greenhouse gas emissions in the industry, motivating global activities to replace the coke-based blast furnace reduction by hydrogen-based direct reduction…

Electronic excitations and ionisations produced by electron impact are key processes in the radiation-induced damage mechanisms in materials of biological relevance, underlying important medical and technological applications, including…

Chemical Physics · Physics 2021-08-04 Pablo de Vera , Isabel Abril , Rafael Garcia-Molina

In its broadest terms, doctoral dissertation entitled "Track structure modelling for ion radiotherapy" is part of the supporting research background in the development of the ambitious proton radiotherapy project currently under way at the…

Medical Physics · Physics 2014-10-21 Marta Korcyl

The expression of survival factors for radiation damaged cells is based on probabilistic assumptions and experimentally fitted for each tumor, radiation and conditions. Here we show how the simplest of these radiobiological models can be…

Quantitative Methods · Quantitative Biology 2015-05-19 Oscar Sotolongo-Grau , Daniel Rodríguez-Pérez , José Carlos Antoranz , Oscar Sotolongo-Costa

The effects of hadronic rescattering in RHIC-energy Au+Au collisions are studied using two very different models to describe the early stages of the collision. One model is based on a hadronic thermal picture and the other on a…

Nuclear Theory · Physics 2008-11-26 H. Boggild , Ole Hansen , T. J. Humanic

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

Purpose: Recent studies suggest ultra-high dose rate (FLASH) irradiation can spare normal tissues from radiotoxicity, while efficiently controlling the tumor, and this is known as the FLASH effect. This study performed theoretical analyses…

Medical Physics · Physics 2021-09-02 Hongyu Zhu , Junli Li , Xiaowu Deng , Rui Qiu , Zhen Wu , Hui Zhang

The inclusion of electromagnetism in a low energy effective theory is worth further study in view of the present high precision experiments (muon g-2, pi_0->2 gamma, tau decays, etc.). In particular in many applications of chiral…

High Energy Physics - Phenomenology · Physics 2009-11-10 Ignazio Scimemi