Search Results - "Reginatto, M"

Overview of spectral unfolding techniques and uncertainty estimation by Reginatto, M.

“…The first part of this article provides a concise survey of some of the mathematical methods that have been proposed for neutron spectrum unfolding. The aim is…”
Get full text

Neutron-induced background in the CONUS experiment by Hakenmüller, J., Buck, C., Fülber, K., Heusser, G., Klages, T., Lindner, M., Lücke, A., Maneschg, W., Reginatto, M., Rink, T., Schierhuber, T., Solasse, D., Strecker, H., Wink, R., Zbořil, M., Zimbal, A.

“…CONUS is a novel experiment aiming at detecting elastic neutrino–nucleus scattering in the almost fully coherent regime using high-purity germanium (Ge)…”
Get full text

A nonparametric measure of noise in x-ray diagnostic images-mammography by Anton, M, Mäder, U, Schopphoven, S, Reginatto, M

“…In x-ray diagnostics, modern image reconstruction or image processing methods may render established methods of image quality assessment inadequate. Task…”
Get more information

BAYESIAN SPECTRUM DECONVOLUTION INCLUDING UNCERTAINTIES AND MODEL SELECTION: APPLICATION TO X-RAY EMISSION DATA USING WINBUGS by Behrens, R, Reginatto, M

“…Spectrum deconvolution is an important task in ionizing radiation measurements, as the pulse height spectra, or, in general, the measured data from…”
Get full text

X-RAY EMISSION FROM MATERIALS PROCESSING LASERS by Behrens, R, Pullner, B, Reginatto, M

“…The emission of laser induced X-rays from materials processing ultra-short pulsed laser systems was measured. The absolute spectral photon fluence was…”
Get full text

Mid-pregnancy poly(I:C) viral mimic disrupts placental ABC transporter expression and leads to long-term offspring motor and cognitive dysfunction by Monteiro, V. R. S., Andrade, C. B. V., Gomes, H. R., Reginatto, M. W., Império, G. E., Fontes, K. N., Spiess, D. A., Rangel-Junior, W. S., Nascimento, V. M. O., Lima, C. O. S., Sousa, R. P. C., Bloise, F. F., Matthews, S. G., Bloise, E., Pimentel-Coelho, P. M., Ortiga-Carvalho, T. M.

“…Limited information is available about the effect of mid-pregnancy viral infections on the placental expression of efflux transporters and offspring behavior…”
Get full text

The regression detectability index RDI for mammography images of breast phantoms with calcification-like objects and anatomical background by Anton, M, Reginatto, M, Elster, C, Mäder, U, Schopphoven, S, Sechopoulos, I, van Engen, R

“…Currently, quality assurance measurements in mammography are performed on unprocessed images. For diagnosis, however, radiologists are provided with processed…”
Get more information

MULTI-PARAMETER INTERPOLATION OF BETA RADIATION DOSE RATES USING RADIAL BASIS FUNCTIONS by Reginatto, M, Behrens, R

“…In this study, the interpolation problem for a set of Monte Carlo simulations of dose rate per activity of beta-emitting radionuclides is considered. The…”
Get full text

Beam loss monitoring with unfolding techniques by Caresana, M., Ferrarini, M., Frosini, M., Reginatto, M.

“…Since the first particle accelerator’s construction in 1931, an exponential spread of these machines occurred worldwide, in different kinds of applications…”
Get full text

Dysregulation of placental ABC transporters in a murine model of malaria-induced preterm labor by Fontes, K. N., Reginatto, M. W., Silva, N. L., Andrade, C. B. V., Bloise, F. F., Monteiro, V. R. S., Silva-Filho, J. L., Imperio, G. E., Pimentel-Coelho, P. M., Pinheiro, A. A. S., Matthews, S. G., Bloise, E., Ortiga-Carvalho, T. M.

“…Malaria in Pregnancy (MiP) is characterized by placental accumulation of Plasmodium -infected erythrocytes, intrauterine growth restriction (IUGR) and preterm…”
Get full text

Breast cancer resistance protein (Bcrp/Abcg2) is selectively modulated by lipopolysaccharide (LPS) in the mouse yolk sac by Martinelli, L.M., Reginatto, M.W., Fontes, K.N., Andrade, C.B.V., Monteiro, V.R.S., Gomes, H.R., Almeida, F.R.C.L., Bloise, F.F., Matthews, S.G., Ortiga-Carvalho, T.M., Bloise, E.

“…•ABC transporters modulate transfer of xenobiotics, toxins, nutrients and cytokines.•Bcrp is localized in the yolk sac endodermal epithelium and in the…”
Get full text

NEUTRON WORKPLACE SPECTROMETRY (ENERGY AND DIRECTION) USING TL DETECTORS: FIRST APPROACH AND RESPONSE FUNCTIONS by Radeck, D, Luszik-Bhadra, M, Haninger, T, Reginatto, M

“…The response of albedo dosemeters depends on the energy and angle of the incident neutron radiation. For their use as personal dosemeters, a field-calibration…”
Get full text

CHARACTERISATION OF THE PTB THERMAL NEUTRON CALIBRATION FACILITY WITH THE BONNER SPHERE SPECTROMETER NEMUS by Zboril, M, Luszik-Bhadra, M, Radeck, D, Reginatto, M, Zimbal, A

“…The neutron field of the PTB Thermal Neutron Calibration Facility was characterised with the help of the Bonner sphere spectrometer of PTB, NEutron MUltisphere…”
Get full text

A Bayesian Approach for Measurements of Stray Neutrons at Proton Therapy Facilities: Quantifying Neutron Dose Uncertainty by Dommert, M, Reginatto, M, Zboril, M, Fiedler, F, Helmbrecht, S, Enghardt, W, Lutz, B

“…Bonner sphere measurements are typically analyzed using unfolding codes. It is well known that it is difficult to get reliable estimates of uncertainties for…”
Get full text

Comparison of unfolding codes for neutron spectrometry with Bonner spheres by Barros, S, Mares, V, Bedogni, R, Reginatto, M, Esposito, A, F Gonçalves, I, Vaz, P, Rühm, W

“…This work compares the results of four different unfolding codes, MSANDB, MAXED, FRUIT and BONMA, which are based on different unfolding techniques…”
Get full text

Bayesian approach for quantifying the uncertainty of neutron doses derived from spectrometric measurements by Reginatto, M

“…Bayesian methods provide a unified framework for combining information in the presence of uncertainty. All uncertainties that enter into the description of a…”
Get full text

New PTB thermal neutron calibration facility: first results by Luszik-Bhadra, M, Reginatto, M, Wershofen, H, Wiegel, B, Zimbal, A

“…A new thermal neutron calibration facility based on a moderator assembly has been set up at PTB. It consists of 16 (241)Am-Be radionuclide sources mounted in a…”
Get full text

Measurement of the energy spectrum of cosmic-ray induced neutrons aboard an ER-2 high-altitude airplane by Goldhagen, P, Reginatto, M, Kniss, T, Wilson, J.W, Singleterry, R.C, Jones, I.W, Van Steveninck, W

“…Crews working on present-day jet aircraft are a large occupationally exposed group with a relatively high average effective dose from galactic cosmic…”
Get full text

Intercomparison of radiation protection devices in a high-energy stray neutron field, Part II: Bonner sphere spectrometry by Wiegel, B., Agosteo, S., Bedogni, R., Caresana, M., Esposito, A., Fehrenbacher, G., Ferrarini, M., Hohmann, E., Hranitzky, C., Kasper, A., Khurana, S., Mares, V., Reginatto, M., Rollet, S., Rühm, W., Schardt, D., Silari, M., Simmer, G., Weitzenegger, E.

“…The European Commission has funded within its 6th Framework Programme a three-year project (2005–2007) called CONRAD, COordinated Network for RAdiation…”
Get full text

MAXED, A Computer Code For Maximum Entropy Deconvolution of Multisphere Neutron Spectrometer Data by Reginatto, Marcel, Goldhagen, Paul

“…Reliable neutron dosimetry requires knowledge of the neutron spectrum. We discuss the problem of analyzing data from a multisphere neutron spectrometer to…”
Get full text