Implementation of a model potential in the Schwinger multichannel method to describe polarization in positron-atom and-molecule scattering: Studies for the noble …
FF Frighetto, AS Barbosa, SA Sanchez - Physical Review A, 2023 - APS
In this study, we evaluated a polarization scheme within the framework of the Schwinger
multichannel method, using a model potential to describe positron-molecule polarization …
multichannel method, using a model potential to describe positron-molecule polarization …
Positron scattering from pyridine and pyrimidine
Positron impact scattering cross-sections for pyridine and pyrimidine are reported here.
Spherical complex optical potential formalism is used to calculate the positronium formation …
Spherical complex optical potential formalism is used to calculate the positronium formation …
Modeling secondary particle tracks generated by intermediate-and low-energy protons in water with the Low-Energy Particle Track Simulation code
Using a recent extension of the Low-Energy Particle Track Simulation (LEPTS) Monte Carlo
code, we model the slowing-down of heavy charged particles propagating in water …
code, we model the slowing-down of heavy charged particles propagating in water …
Low-energy positron scattering by pyrimidine
AS Barbosa, DF Pastega, MHF Bettega - The Journal of Chemical …, 2015 - pubs.aip.org
This work reports elastic integral and differential cross sections for positron collisions with
pyrimidine, for energies up to 20 eV. The cross sections were computed with the Schwinger …
pyrimidine, for energies up to 20 eV. The cross sections were computed with the Schwinger …
Positron scattering from methyl halides
The well-known spherical complex optical potential (SCOP) and complex scattering
potential-ionization contribution (CSP-ic) methods with appropriate modifications are …
potential-ionization contribution (CSP-ic) methods with appropriate modifications are …
Nano-scale processes behind ion-beam cancer therapy
This topical issue collates a series of papers based on new data reported at the third Nano-
IBCT Conference of the COST Action MP1002: Nanoscale Insights into Ion Beam Cancer …
IBCT Conference of the COST Action MP1002: Nanoscale Insights into Ion Beam Cancer …
Improving polarization description in positron-molecule scattering: a model potential approach
SD Sanchez, AS Barbosa, FF Frighetto - 2022 - researchsquare.com
In the present article we have proposed and tested a new polarization scheme within the
Schwinger Multichannel method based on a model potential to describe positron-molecule …
Schwinger Multichannel method based on a model potential to describe positron-molecule …
Low-energy positron collisions with CH2O⋯ H2O complexes
GM Moreira, MHF Bettega - The European Physical Journal D, 2017 - Springer
We present calculated elastic integral cross section (ICS) for low-energy positron scattering
by formaldehyde-water complexes (hydrogen-bonded pairs CH 2 O⋯ H 2 O). We considered …
by formaldehyde-water complexes (hydrogen-bonded pairs CH 2 O⋯ H 2 O). We considered …
[PDF][PDF] ESPALHAMENTO ELÁSTICO DE ELÉTRONS E PÓSITRONS POR MOLÉCULAS CÍCLICAS
ADES BARBOSA - run.unl.pt
Neste trabalho são apresentadas seções de choque calculadas para o espalhamento de
elétrons e pósitrons por moléculas cíclicas, empregando o método multicanal de Schwinger …
elétrons e pósitrons por moléculas cíclicas, empregando o método multicanal de Schwinger …
Monte Carlo-based modeling of secondary particle tracks generated by intermediate-and low-energy protons in water
A Verkhovtsev, P Arce, A Muñoz, F Blanco… - Nanoscale Insights into …, 2017 - Springer
This chapter gives an overview of recent developments in the Monte Carlo-based modeling
of the interaction of ionizing radiation with biologically relevant systems. Several track …
of the interaction of ionizing radiation with biologically relevant systems. Several track …