Search Results - "Zanandrea, A."

Degradation of AlGaN/GaN HEMT devices: Role of reverse-bias and hot electron stress by Meneghesso, G., Meneghini, M., Stocco, A., Bisi, D., de Santi, C., Rossetto, I., Zanandrea, A., Rampazzo, F., Zanoni, E.

“…[Display omitted] •We provide give an overview on the most common degradation processes of GaN-based HEMTs.•We describe the time-dependence of gate degradation…”
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Single- and double-heterostructure GaN-HEMTs devices for power switching applications by Zanandrea, A., Bahat-Treidel, E., Rampazzo, F., Stocco, A., Meneghini, M., Zanoni, E., Hilt, O., Ivo, P., Wuerfl, J., Meneghesso, G.

“…This paper reports on a detailed characterization of single- (SH) and double-heterostructure (DH) GaN-based HEMTs developed for the employment on power…”
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Comparison of the performances of an InAlN/GaN HEMT with a Mo/Au gate or a Ni/Pt/Au gate by Rossetto, I., Rampazzo, F., Silvestri, R., Zanandrea, A., Dua, C., Delage, S., Oualli, M., Meneghini, M., Zanoni, E., Meneghesso, G.

“…•A comparison of InAlN/GaN HEMTs with Mo/Au and Ni/Pt/Au gate contact is described.•No meaningful variation is noticed during the analysis of DC main…”
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Growth and survival of the pearl oyster Pteria hirundo (L.,1758) in an intermediate stage of culture in Santa Catarina, Brazil by Albuquerque, M C P, Alves, R, Zanandrea, A C V, Ferreira, J F, Melo, C M R, Magalhães, A R M

“…There are no records in Brazil for the culture of Pteridae family oysters, genus Pteria and Pinctada. The intermediate culture can be considered one of the…”
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Solar variability effects studied by tree-ring data wavelet analysis by Rigozo, N.R., Nordemann, D.J.R., Echer, E., Zanandrea, A., Gonzalez, W.D.

“…The global change approach to study the Sun-Earth system gives a growing amount of evidences that climate dynamics is affected by a large number of factors…”
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Spectral and polarization analysis of geomagnetic pulsations data using a multitaper method by Zanandrea, A., Da Costa, J.M., Dutra, S.L.G., Rosa, R.R., Saotome, O.

“…Spectral and polarization parameters of geomagnetic pulsations are computed from geomagnetic data recorded at ground station, using multitaper and singular…”
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Multiscale analysis from turbulent time series with wavelet transform by Rodrigues Neto, C, Zanandrea, A, Ramos, F.M, Rosa, R.R, Bolzan, M.J.A, Sá, L.D.A

“…We present a multiscale signal analysis based on the multifractal spectrum obtained by the Wavelet Transform Modulus Maxima technique. We analyze time series…”
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Gradient pattern analysis of short nonstationary time series: an application to Lagrangian data from satellite tracked drifters by Assireu, A.T., Rosa, R.R., Vijaykumar, N.L., Lorenzzetti, J.A., Rempel, E.L., Ramos, F.M., Abreu Sá, L.D., Bolzan, M.J.A., Zanandrea, A.

“…Based on the gradient pattern analysis (GPA) technique we introduce a new methodology for analyzing short nonstationary time series. Using the asymmetric…”
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Characterization of the spatio-temporal patterns in the osmosedimentation process by Neto, C.Rodrigues, Fortuna, A.O, Rosa, R.R, Ramos, F.M, Zanandrea, A, Tenan, M.A

“…In the present work we investigate the problem of pattern formation by fluid flow and mass transport in a viscous binary fluid mixture under osmosedimentation…”
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Characterization of local self-similarity and criticality in the solar active regions by Rosa, R.R., Vats, H.O., Ramos, F.M., Zanandrea, A., Rodrigues Neto, C., Fernandes, F.C.R., Bolzan, M.J.A., Rempel, E.L., Brito, R.C., Vijaykumar, N.L., Sawant, H.S.

“…From solar radio burst data we computed wavelet transforms and frequency distribution for investigation of self-similar temporal variability and power-laws, as…”
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Impact of proton fluence on DC and trapping characteristics in InAlN/GaN HEMTs by Rossetto, I., Rampazzo, F., Gerardin, S., Meneghini, M., Bagatin, M., Zanandrea, A., Dua, C., di Forte-Poisson, M.-A., Aubry, R., Oualli, M., Delage, S.L., Paccagnella, A., Meneghesso, G., Zanoni, E.

“…Robustness of InAlN/GaN devices under proton radiation is investigated. Several proton fluences ranging from 1×1014 to 4×1014 have been considered on two…”
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Degradation of AlGaN/GaN HEMT devices: Role of reverse-bias and hot electron stress: Insulating Films on Semiconductors 2013 by MENEGHESSO, G, MENEGHINI, M, STOCCO, A, BISI, D, DE SANTI, C, ROSSETTO, I, ZANANDREA, A, RAMPAZZO, F, ZANONI, E

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New evidence for a presynaptic action of prednisolone at neuromuscular junctions by Dal Belo, Cháriston André, Leite, Gildo Bernardo, Fontana, Marcos Dias, Corrado, Alexandre Pinto, Zanandréa Baso, Ana Cristina, Moreno Serra, Carmen Sílvia, Oliveira, Antonio Carlos, Rodrigues-Simioni, Léa

“…The action of prednisolone at the neuromuscular junction was studied in mouse isolated phrenic nerve–diaphragm and rat external popliteal/sciatic…”
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GaN-HEMTs devices with single- and double-heterostructure for power switching applications by Meneghesso, G., Zanandrea, A., Stocco, A., Rossetto, I., De Santi, C., Rampazzo, F., Meneghini, M., Zanoni, E., Bahat-Treidel, E., Hilt, O., Ivo, P., Wuerfl, J.

“…We report on an extensive study of single- (SH) and double-heterostructure (DH) HEMTs based on gallium nitride, for power switching applications. The analysis…”
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Generalized complex entropic form for gradient pattern analysis of spatio-temporal dynamics by Ramos, Fernando M, Rosa, Reinaldo R, Neto, Camilo Rodrigues, Zanandrea, Ademilson

“…In this paper we describe a new computational operator, called generalized complex entropic form (GEF), for pattern characterization of spatially extended…”
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Pc3-4 geomagnetic pulsations at very low latitude in Brazil by Zanandrea, Ademilson, Da Costa, J.M., Dutra, S.L.G., Trivedi, N.B., Kitamura, T., Yumoto, K., Tachihara, H., Shinohara, M., Saotome, O.

“…In order to investigate Pc3-4 geomagnetic pulsations at very low and equatorial latitudes, L=1.0 to 1.2, we analyzed simultaneous geomagnetic data from…”
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Analysis of geomagnetic pulsations using multiwavelets spectral and polarization method by Zanandrea, Ademilson, Neto, Camilo Rodrigues, Rosa, Reinaldo R., Ramos, Fernando F.

“…In this paper, we present an algorithm based on the multi-wavelet transform and on the multitaper spectral and polarization methods to estimate polarization…”
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Multifractal model for eddy diffusivity and counter-gradient term in atmospheric turbulence by Campos Velho, Haroldo F., Rosa, Reinaldo R., Ramos, Fernando M., Pielke, Roger A., Degrazia, Gervásio A., Neto, Camilo Rodrigues, Zanandrea, Ademilson

“…A new approach for eddy diffusivity and counter-gradient term in atmospheric turbulent fluxes is developed. This scheme is based on the Taylor statistical…”
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Influence of properties of Si3N4 passivation layer on the electrical characteristics of Normally-off AlGaN/GaN HEMT by Iucolano, F., Miccoli, C., Nicotra, M., Stocco, A., Rampazzo, F., Zanandrea, A., Cinnera, Martino V., Patti, A., Rinaudo, S., Soci, F., Chini, A., Zanoni, E., Meneghesso, G.

“…In this paper a comparison between two samples with two different SiN passivation layers was performed. An increment of the drain leakage current increasing…”
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