Zobrazeno 1 - 10
of 36
pro vyhledávání: '"Filipe Ferreira da Silva"'
Publikováno v:
IEEE Access, Vol 12, Pp 57424-57442 (2024)
Analog computing is based upon using physical processes to solve formal mathematical problems. In the past, it was the predominant instrument of scientific calculations. Now, as the physical limits imposed on digital devices compel research into alte
Externí odkaz:
https://doaj.org/article/884125f74cc5425a810de8f0a2949c8f
Autor:
Rosimeide Francisco dos Santos Legnani, Ana Cláudia Merchan Giaxa, Filipe Ferreira da Silva, Luciano Rogério Guiraldelli, Anderson Zampier Ulbrich, Elto Legnani
Publikováno v:
Revista Contexto & Saúde, Vol 21, Iss 44 (2022)
ABSTRACT Breast cancer incidence increases with age, and its treatment usually has side effects such as joint pain, depression and fatigue. Insufficient physical activity can decrease muscle strength, increase fatigue and reduce quality of life. G
Externí odkaz:
https://doaj.org/article/10a2bb2339624ea2aa8f36dd04074454
Autor:
Filipe Ferreira da Silva
Publikováno v:
International Journal of Molecular Sciences, Vol 23, Iss 24, p 15491 (2022)
Part of the energy deposited in biological tissue by high-energy radiation is converted to secondary electrons. The knowledge at the molecular level on radiation interaction with biological species has increased due to the contributions of many diffe
Externí odkaz:
https://doaj.org/article/aedf1c07624f42bba6286f3270a8aa5f
Autor:
Rosimeide Francisco Legnani, Eva Luziane Denkewicz Gustave, Diogo Bertella Foschiera, Gabriel Ressetti, Filipe Ferreira da Silva, Elto Legnani
Publikováno v:
Caderno de Educação Física e Esporte, Vol 19, Iss 2 (2021)
OBJETIVO: Associar a prevalência de Atividade Física com os hábitos alimentares em escolares de ambos os sexos com idades entre 11 a 17 anos em duas escolas públicas da cidade de Ponta Grossa, Paraná, Brasil. MÉTODOS: A amostra foi composta por
Externí odkaz:
https://doaj.org/article/bbc9adbb75384f5c9c22ff8854d4093d
Publikováno v:
Beilstein Journal of Nanotechnology, Vol 8, Iss 1, Pp 2583-2590 (2017)
Interactions of low-energy electrons with the FEBID precursor Cr(CO)6 have been investigated in a crossed electron–molecular beam setup coupled with a double focusing mass spectrometer with reverse geometry. Dissociative electron attachment leads t
Externí odkaz:
https://doaj.org/article/1fcf946ff56a4b378e3accfc68088131
Autor:
Maicol Cipriani, Styrmir Svavarsson, Filipe Ferreira da Silva, Hang Lu, Lisa McElwee-White, Oddur Ingólfsson
Publikováno v:
International Journal of Molecular Sciences, Vol 22, Iss 16, p 8984 (2021)
Platinum coordination complexes have found wide applications as chemotherapeutic anticancer drugs in synchronous combination with radiation (chemoradiation) as well as precursors in focused electron beam induced deposition (FEBID) for nano-scale fabr
Externí odkaz:
https://doaj.org/article/76473516f6d9417b821062162a63adce
Autor:
Mónica Mendes, Fábris Kossoski, Ana I. Lozano, João Pereira-da-Silva, Rodrigo Rodrigues, João Ameixa, Nykola C. Jones, Søren V. Hoffmann, Filipe Ferreira da Silva
Publikováno v:
International Journal of Molecular Sciences, Vol 22, Iss 12, p 6460 (2021)
We report absolute photoabsorption cross sections for gas-phase 2- and 5-bromopyrimidine in the 3.7–10.8 eV energy range, in a joint theoretical and experimental study. The measurements were carried out using high-resolution vacuum ultraviolet sync
Externí odkaz:
https://doaj.org/article/3d82cbda5044465b874163ac2201cce7
Autor:
Mónica Mendes, Khrystyna Regeta, Filipe Ferreira da Silva, Nykola C. Jones, Søren Vrønning Hoffmann, Gustavo García, Chantal Daniel, Paulo Limão-Vieira
Publikováno v:
Beilstein Journal of Nanotechnology, Vol 8, Iss 1, Pp 2208-2218 (2017)
High-resolution vacuum ultraviolet photoabsorption measurements in the wavelength range of 115–320 nm (10.8–3.9 eV) have been performed together with comprehensive relativistic time-dependent density functional calculations (TDDFT) on the low-lyi
Externí odkaz:
https://doaj.org/article/2b7bf6acf413442f8ae9b3c9b4b1fad9
Ion-Pair Formation in Neutral Potassium-Neutral Pyrimidine Collisions: Electron Transfer Experiments
Autor:
Mónica Mendes, Beatriz Pamplona, Sarvesh Kumar, Filipe Ferreira da Silva, Antonio Aguilar, Gustavo García, Marie-Christine Bacchus-Montabonel, Paulo Limao-Vieira
Publikováno v:
Frontiers in Chemistry, Vol 7 (2019)
We report novel data on ion-pair formation in hyperthermal (30–800 eV) neutral potassium collisions with neutral pyrimidine (Pyr, C4H4N2) molecules. In this collision regime, negative ions formed by electron transfer from the alkali atom to the tar
Externí odkaz:
https://doaj.org/article/dad41d2c131543d6ae1c211844c6f73e
Autor:
Ana Isabel Lozano, Beatriz Pamplona, Tymon Kilich, Marta Łabuda, Mónica Mendes, João Pereira-da-Silva, Gustavo García, Pedro M. P. Gois, Filipe Ferreira da Silva, Paulo Limão-Vieira
Publikováno v:
International Journal of Molecular Sciences, Vol 20, Iss 22, p 5578 (2019)
In this study, novel measurements of negative ion formation in neutral potassium-neutral boronic acid collisions are reported in electron transfer experiments. The fragmentation pattern of phenylboronic acid is comprehensively investigated for a wide
Externí odkaz:
https://doaj.org/article/d64c164e6dc9486b936ead27a3e589e8