Search Results - "Malafronte, A.A."

Spectral distribution and Coulomb correction for nuclear bremsstrahlung induced by heavy targets by Mangiarotti, A., Lauth, W., Jakubassa-Amundsen, D.H., Klag, P., Malafronte, A.A., Martins, M.N., Nielsen, C.F., Uggerhøj, U.I.

“…Bremsstrahlung spectra below 250 MeV have been measured colliding 500 MeV–electrons with Cu, Ag, and Au targets. The experimental intensity ratios relative to…”
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Integral measurements of plural and multiple scattering of electrons with energies between 10 and 100 keV for 13≤Z≤79:II. Thick targets by Barros, S.F., Petri, A.R., Malafronte, A.A., Fernández-Varea, J.M., Maidana, N.L., Martins, M.N., Vanin, V.R., Mangiarotti, A.

“…Angle-integrated multiple-scattering distributions are provided for electrons with energies between 10 and 100 keV hitting Al, Cu, Sn, and Au foils. The…”
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A setup for integral measurements of multiple scattering angular distributions by 10- to 100-keV electrons by Martins, M.N., Malafronte, A.A., Petri, A.R., Fernández-Varea, J.M., Maidana, N.L., Barros, S.F., Vanin, V.R., Mangiarotti, A.

“…A dedicated setup has been developed to study the angular distributions of electrons traversing thin films employing the low-energy beam available from the gun…”
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Integral measurements of plural and multiple scattering of electrons with energies between 10 and 100 keV for 6≤Z≤83: I. Thin and intermediate-thickness targets by Barros, S.F., Petri, A.R., Malafronte, A.A., Fernández-Varea, J.M., Maidana, N.L., Martins, M.N., Silva, T.F., Vanin, V.R., Mangiarotti, A.

“…Angle-integrated plural- and multiple-scattering distributions have been measured for electrons impinging with kinetic energies from 10 to 100 keV on targets…”
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A low-cost small-size commercial PIN photodiode: II. Comparison of measurements with monoenergetic electrons to analytical expressions and Monte Carlo simulations by Mangiarotti, A., Petri, A.R., Malafronte, A.A., Gonçalves, J.A.C., Barros, S.F., Bueno, C.C., Fernández-Varea, J.M., Maidana, N.L., Martins, M.N., Vanin, V.R.

“…Commercial PIN photodiodes, repurposed as particle detectors, have received a lot of attention along the past decades because they can offer a low-cost…”
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A low-cost small-size commercial PIN photodiode: I. Electrical characterisation and low-energy photon spectrometry by Malafronte, A.A., Petri, A.R., Gonçalves, J.A.C., Barros, S.F., Bueno, C.C., Maidana, N.L., Mangiarotti, A., Martins, M.N., Quivy, A.A., Vanin, V.R.

“…Silicon PIN (p-type-intrinsic-n-type) photodiodes are well suited as particle detectors. Here the interest is on a low-cost solution by repurposing a…”
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Emittance measurements at the 100 keV beam stage of the injector linac of the IFUSP microtron by Silva, T.F., Malafronte, A.A., Martins, M.N.

“…The injector linac consists of a 100-keV electron gun, a beam conforming stage, and two acceleration structures. The beam focalization is made by solenoids,…”
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Inexpensive Magnetic Field Controller by Malafronte, A.A., Martins, M.N.

“…In this work, we describe a low cost magnetic field controller based on a commercial Hall sensor. The problem is addressed and a brief description of both…”
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Commissioning of the 100 kev beam stage of the injector linac of the ifusp microtron by Silva, T.F., Malafronte, A.A., Bonini, A.L., Lima, R.R., Martins, M.N.

“…The injector linac consists of a 100-keV electron gun, a beam conforming stage, and two acceleration structures. The beam focalization is made by solenoids,…”
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The gun control system of the IFUSP microtron by Malafronte, A.A., Takahashi, J., Bonini, A.L., Martins, M.N.

“…A thermionic gun control system has been developed for the IFUSP microtron. The control system, which is composed of a dedicated microcomputer, A D converter,…”
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Low cost gamma-ray acquisition/analysis system by Malafronte, A.A., Passaro, A., Radovich, M.A., Bonini, A.L.

“…A low-cost gamma-ray acquisition and analysis system has been developed to work with an IBM-PC-compatible microcomputer. The hardware is a card installed in…”
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Plunger frequency control of the side coupled accelerating structure for the IFUSP Microtron by Takahashi, J., Martins, M.N., de Lima, J.A., Malafronte, A.A., Portante, L., da Cruz, M.T.F., Pascholati, P.R.

“…A /spl beta/=1 accelerating structure for the IFUSP Microtron has been built. The 17-cavity structure and the tuning plungers placed at both ends of the…”
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A switching magnet for the IFUSP microtron by Lopes, M.L., Takahashi, J., Lima, R., Malafronte, A.A., Martins, M.N., Schnitter, U.

“…In this work we present the design of a switching magnet for the IFUSP microtron beam line. A configuration with azimuthal symmetry was adopted in order to…”
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