Search Results - "Buffagni, E."

High responsivity near-infrared photodetectors in evaporated Ge-on-Si by Sorianello, V., De Iacovo, A., Colace, L., Fabbri, A., Tortora, L., Buffagni, E., Assanto, G.

“…Germanium is considered the most suitable semiconductor for monolithic integration of near-infrared detectors on silicon photonic chips. Here we report on…”
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MOVPE growth and characterization of heteroepitaxial germanium on silicon using iBuGe as precursor by Attolini, G., Ponraj, J.S., Frigeri, C., Buffagni, E., Ferrari, C., Musayeva, N., Jabbarov, R., Bosi, M.

“…•Germanium layer were deposited on silicon substrates.•A novel metal organic precursor (isobutyl germane) was used.•MOVPE growth process was optimized.•Layers…”
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Spectroscopic analysis of Pr3+ crystal-field transitions in YAl3(BO3)4 by Mazzera, M., Baraldi, A., Buffagni, E., Capelletti, R., Beregi, E., Földvári, I., Magnani, N.

“…Yttrium aluminium borate single crystals, doped with 1 and 4 mol% of Pr 3+ , were analyzed in the wave number range 500–25000 cm −1 and temperature range…”
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Crystal-field spectroscopy of Eu doped silica glasses by MAZZERA, M, BARALDI, A, BUFFAGNI, E, CAPELLETTI, R, CHIODINI, N, MORETTI, F, VEDDA, A, BOHACEK, P

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Crystal-field spectroscopy of Eu3+ doped silica glasses by Mazzera, M., Baraldi, A., Buffagni, E., Capelletti, R., Chiodini, N., Moretti, F., Vedda, A., Bohacek, P.

“…Fourier transform absorption spectroscopy in the 500a6000cma1 and 9a300K ranges is applied to monitor the effects produced by Eu3+ incorporation into sol-gel…”
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FTIR spectroscopy to investigate the role of fluorine on the optical properties of pure and rare earth-doped sol–gel silica by Baraldi, A., Buffagni, E., Capelletti, R., Mazzera, M., Brovelli, S., Chiodini, N., Lauria, A., Moretti, F., Paleari, A., Vedda, A.

“…FTIR spectroscopy is applied to monitor the effects caused by fluorinated precursors (1–10 mol%) in the sol–gel synthesis of silica glasses, either pure or…”
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Hetero-epitaxy of ε-Ga2O3 layers by MOCVD and ALD by Boschi, F., Bosi, M., Berzina, T., Buffagni, E., Ferrari, C., Fornari, R.

“…Growth of gallium oxide thin films was carried out by Metalorganic Chemical Vapor Deposition (MOCVD) at different temperatures. Pure ε-phase epilayers of…”
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Optical Spectroscopy of YPO4 Single Crystals Doped with Ho3 by Capelletti, R., Baraldi, A., Buffagni, E., Mazzera, M., Magnani, N., Rodriguez, E. Martin, Solé, J. Garcia, Bettinelli, M.

“…Crystal field absorption and emission spectra originated by 5 I 8  ↔  5 F 5 transitions, due to Ho 3+ (1% molar fraction) in a YPO 4 single crystal, were…”
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Low-energy spectrum of a Tm-based double-decker complex by Magnani, N., Caciuffo, R., Colineau, E., Wastin, F., Baraldi, A., Buffagni, E., Capelletti, R., Carretta, S., Mazzera, M., Adroja, D. T., Watanabe, M., Nakamura, A.

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Focusing effect of bent GaAs crystals for γ-ray Laue lenses: Monte Carlo and experimental results by Virgilli, E., Frontera, F., Rosati, P., Bonnini, E., Buffagni, E., Ferrari, C., Stephen, J. B., Caroli, E., Auricchio, N., Basili, A., Silvestri, S.

“…We report on results of observation of the focusing effect from the planes (220) of Gallium Arsenide (GaAs) crystals. We have compared the experimental results…”
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Curved focusing crystals for hard X-ray astronomy by Ferrari, C., Buffagni, E., Bonnini, E., Korytar, D.

“…A lens made by a properly arranged array of crystals can be used to focus x-rays of energy ranging from 30 to 500 keV for x-ray astronomy. Mosaic or curved…”
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Crystal-field spectroscopy of Eu 3+ doped silica glasses by Mazzera, M., Baraldi, A., Buffagni, E., Capelletti, R., Chiodini, N., Moretti, F., Vedda, A., Bohacek, P.

“…Fourier transform absorption spectroscopy in the 500–6000 cm − 1 and 9–300 K ranges is applied to monitor the effects produced by Eu 3+ incorporation into…”
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High resolution spectroscopy to investigate impurity traces in YAB single crystals by Mazzera, M., Baraldi, A., Buffagni, E., Capelletti, R., Földvári, I.

“…The work explores the feasibility of high resolution (as fine as 0.02 cm‐1) Fourier transform spectroscopy applied at 9 K in the 500‐25000 cm‐1 range to detect…”
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Synthesis and structural properties of vanadium doped zinc oxide by Abaira, R., Buffagni, E., Matoussi, A., Khmakhem, H., Ferrari, C.

“…•Vanadium doped zinc oxide nanocrystals are prepared by the sol gel method.•The XRD results have proven that all this samples had a wurtzite structure.•The…”
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Optical Spectroscopy of YPO 4 Single Crystals Doped with Ho 3 by Capelletti, R., Baraldi, A., Buffagni, E., Mazzera, M., Magnani, N., Rodriguez, E. Martin, Solé, J. Garcia, Bettinelli, M.

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Hindered rotations probed by rare earths in crystals: Er 3 + and Tm 3 + in BaY 2 F 8 by Baraldi, A., Buffagni, E., Capelletti, R., Mazzera, M., Magnani, N., Carini, G., D’Angelo, G.

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An expanded X-ray beam facility (BEaTriX) to test the modular elements of the ATHENA optics by Spiga, D, Pelliciari, C, Bonnini, E, Buffagni, E, Ferrari, C, Pareschi, G, Tagliaferri, G

“…Proceedings of the SPIE, Space Telescopes and Instrumentation 2014: Ultraviolet to Gamma Ray, Vol. 9144, 91445I (2014) Future large X-ray observatories like…”
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Focusing effect of bent GaAs crystals for gamma-ray Laue lenses: Monte Carlo and experimental results by Virgilli, E, Frontera, F, Rosati, P, Bonnini, E, Buffagni, E, Ferrari, C, Stephen, J. B, Caroli, E, Auricchio, N, Basili, A, Silvestri, S

“…We report on results of observation of the focusing effect from the planes (220) of Gallium Arsenide (GaAs) crystals. We have compared the experimental results…”
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The LAUE project and its main results by Virgilli, E, Frontera, F, Valsan, V, Liccardo, V, Carassiti, V, Squerzanti, S, Statera, M, Parise, M, Chiozzi, S, Evangelisti, F, Caroli, E, Stephen, J, Auricchio, N, Silvestri, S, Basili, A, Cassese, F, Recanatesi, L, Guidi, V, Bellucci, V, Camattari, R, Ferrari, C, Zappettini, A, Buffagni, E, Bonnini, E, Pecora, M, Mottini, S, Negri, B

“…We will describe the LAUE project, supported by the Italian Space Agency, whose aim is to demonstrate the capability to build a focusing optics in the hard…”
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