Search Results - "Gonçalves, D O"

Evaluating the scattered radiation intensity in CBCT by Gonçalves, O.D., Boldt, S., Nadaes, M., Devito, K.L.

“…In this work we calculate the ratio between scattered and transmitted photons (STRR) by a water cylinder reaching a detector matrix element (DME) in a flat…”
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In vivo and in vitro anti-inflammatory and anti-nociceptive activities of lovastatin in rodents by Gonçalves, D O, Calou, I B F, Siqueira, R P, Lopes, A A, Leal, L K A, Brito, G A C, Tomé, A R, Viana, G S B

“…Statins are among the most prescribed drugs in recent clinical practice. They are also known for their pleiotropic actions, which are independent of their…”
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Scattering intensities for a white beam (120kV) presenting a semi-empirical model to preview scattered beams by Gonçalves, O.D., Boldt, S., Kasch, K.U.

“…This work aims at measuring the scattering cross sections for white beams and the verification of a semi-empirical model predicting scattered energy spectra of…”
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X-ray scattering from human breast tissues and breast-equivalent materials by Poletti, M E, Gonçalves, D, Mazzaro, I

“…The angular distributions of photons scattered by human breast tissues (adipose and glandular) and by eight breast-equivalent materials (water,…”
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About the elemental analysis of dental implants by Gonçalves, O.D., Egito, M., Castro, C., Groisman, S., Basílio, M., da Penha, N.L.

“…In this paper we present the first results of a broad research line aiming a better understanding about dental implants as the number of procedures, successes…”
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Measurement of secondary to primary ratio of 60 keV photons in water phantoms by O. D, Gonçalves, J, Eichler, H, Schechter, H. J, Schultz, Magalhães, S.D.

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Modelling the elastic scattering in diagnostic radiology: the importance of structure form factors by Cardoso, S C, Gonçalves, O D, Schechter, H, Eichler, J

“…The importance of structure form factors in describing elastic scattering in diagnostic radiology was studied through a Monte Carlo code built to reproduce…”
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Assessment of adverse events and patient safety culture in dental practice: cross-sectional study by DOS SANTOS, Fabrícia Paola Fernandes Ribeiro, DO NASCIMENTO, Débora Dupas Gonçalves, CUNHA, Inara Pereira da

“…Abstract Introduction Adverse events (AE) are injuries or harm not related to the natural progression of the disease but that result in harm to patients. In…”
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Coherent and incoherent scattering of 17.44 and 6.93 keV x-ray photons scattered from biological and biological-equivalent samples: characterization of tissues by Poletti, M. E., Gonçalves, O. D., Mazzaro, I.

“…The angular distribution of photons scattered by healthy (adipose and glandular) and cancerous human breast tissue and by tissue‐equivalent materials were…”
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AVALIAÇÃO DE DESEMPENHO DE SERVIDORES PÚBLICOS: o que a literatura nos ensina? by AMARAL, Bárbara GONÇALVES DO, ENSSLIN, SANDRA ROLIM, VALMORBIDA, SANDRA MARA IESBIK, DUTRA, ADEMAR

“…No contexto da Nova Gestão Pública, encontram-se os servidores públicos como agentes centrais na consecução dos objetivos da organização pública e na oferta de…”
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First experiments on diffraction-enhanced imaging at LNLS by Giles, C, Hönnicke, M G, Lopes, R T, Rocha, H S, Gonçalves, O D, Mazzaro, I, Cusatis, C

“…Diffraction-enhanced images have been obtained using two silicon crystals in a non-dispersive set-up at the XRD2 beamline at the Brazilian Synchrotron Light…”
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Angle-dispersive diffraction with synchrotron radiation at Laboratório Nacional de Luz Síncrotron (Brazil): potential for use in biomedical imaging by Barroso, R C, Lopes, R T, Gonçalves, O D, de Jesus, E F

“…At low angles the scattering of X-rays in the diagnostic energy range (low-momentum transfer), it is probable that the scattering interaction will be coherent…”
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Temperature dependence of elastic scattering of 8kev photons by water by Cardoso, S.C., Gonçalves, O.D., Cusatis, C.

“…Despite a considerable effort expended in studying elastic scattering of photons by water, inconsistencies and gaps can still be observed in the literature…”
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X-ray diffraction tomography using interference effects by Barroso, R.C, Lopes, R.T, Gonçalves, O.D, de Assis, J.T

“…When the electromagnetic wave excites more than one electron, the coherent scatter from different electrons gives rise to interference effects. X-rays…”
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Scattering of 60 keV photons by biological material and influence in diagnostic radiology by de Magalhães, S D, Gonçalves, O D, Rizzo, P

“…The angular and energy distributions of photons scattered by water, muscle tissue, and bone were measured at the Physics Institute of the Universidade Federal…”
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Material analysis based on fluorescence induced by gamma-rays by Gonçalves, O.D., Custódio, F.L., Eichler, J.

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Study of secondary X-rays from radiographic intensifying screens by Barroso, R.C., Gonçalves, O.D., Eichler, J., Lopes, R.T., Cardoso, S.C.

“…To reduce the radiation dose in radiology, fluorescent intensifying screens for X-ray films are used. They produce visible light which increases the efficiency…”
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Measurements of X-ray scatter signatures for some tissue-equivalent materials by Poletti, M.E., Gonçalves, O.D., Mazzaro, I.

“…In this work, we have measured the angular distribution of photons scattered (scattering signature) by five tissue-equivalent materials used in mammography and…”
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Scattering of photons and influence in diagnostic radiology by Magalhães, S.D., Eichler, J., Gonçalves, O.D., Rizzo, P.

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Solid-state effects on Rayleigh-scattering experiments : limits for the free-atom approximation by GONCALVES, O. D, CUSATIS, C, MAZZARO, I

“…Elastic scattering of photons from solid samples of Pb, Pt, and W was measured in order to investigate the limits within which scattering experiments can be…”
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