Search Results - "Bastieri, D"

Blazar flaring patterns (B-FlaP) classifying blazar candidate of uncertain type in the third Fermi -LAT catalogue by artificial neural networks by Chiaro, G, Salvetti, D, La Mura, G, Giroletti, M, Thompson, D J, Bastieri, D

“…The Fermi-Large Area Telescope (LAT) is currently the most important facility for investigating the GeV γ-ray sky. With Fermi-LAT, more than three thousand…”
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Exploring TeV Candidates of Fermi Blazars through Machine Learning by Zhu, J. T., Lin, C., Xiao, H. B., Fan, J. H., Bastieri, D., Wang, G. G.

“…Abstract In this work, we make use of a supervised machine-learning algorithm based on Logistic Regression (LR) to select TeV blazar candidates from the…”
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A novel approach for pre-filtering event sources using the von Mises–Fisher distribution by Costantin, D., Menardi, G., Brazzale, A. R., Bastieri, D., Fan, J. H.

“…Searching for as yet undetected γ -ray sources is one of the main stated goals of the Fermi Large Area Telescope Collaboration. In this paper, we explore the…”
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Detection of a flare at Fermi LAT energies during a multiwavelength campaign on Markarian 180 by Sbarra, C., Bastieri, D.

“…We present the results of the analysis of Markarian 180 (1ES 1133+704), a BL Lac object embedded in a giant elliptical galaxy, obtained for a period of 45 day,…”
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Fermi LAT View of a Sample of Flaring γ-Ray AGNs by Buson, S., Bastieri, D., D’Ammando, F., Tosti, G.

“…In the first 3.5 years of operations, Fermi detected several sources whose flaring activity brought them to exceed daily fluxes brighter than F ( E > 100MeV) >…”
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MULTIWAVELENGTH OBSERVATIONS OF GRB 110731A: GeV EMISSION FROM ONSET TO AFTERGLOW by Ackermann, M., Ajello, M., Blandford, R. D., Borgland, A. W., Bottacini, E., Buehler, R., Cameron, R. A., Asano, K., Baldini, L., Bellazzini, R., Bregeon, J., Barbiellini, G., Baring, M. G., Bastieri, D., Buson, S., Bonamente, E., Brigida, M., Bruel, P., Caliandro, G. A., Caraveo, P. A., others, and

“…We report on the multiwavelength observations of the bright, long gamma-ray burst GRB 110731A, by the Fermi and Swift observatories, and by the MOA and GROND…”
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Fermi-LAT View of Bright Flaring Gamma-Ray Blazars by Bastieri, D., Ciprini, S., Gasparrini, D.

“…The Fermi LAT provides a continuous and uniform monitoring of the Universe in the gamma-ray band. During the first year many gamma-ray blazar flares, some…”
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Relativistic Beaming Effect in Fermi Blazars by Fan, J. H., Bastieri, D., Yang, J. H., Liu, Y., Wu, D. X., Li, S. H.

“…The most identified sources observed by Fermi/LAT are blazars, based on which we can investigate the emission mechanisms and beaming effect in the γ -ray bands…”
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Applications of many-core technologies to on-line event reconstruction in High Energy Physics experiments by Gianelle, A., Amerio, S., Bastieri, D., Corvo, M., Ketchum, W., Liu, T., Lonardo, A., Lucchesi, D., Poprocki, S., Rivera, R., Tosoratto, L., Vicini, P., Wittich, P.

“…Interest in many-core architectures applied to real time selections is growing in High Energy Physics (HEP) experiments. In this paper we describe performance…”
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Using the photons from the Crab Nebula seen by GLAST to calibrate MAGIC and the imaging air Cherenkov telescopes by Bastieri, D., Bigongiari, C., Bisesi, E., Busetto, G., Angelis, A. De, Lotto, B. De, Lenisa, T., Longo, F., Mariotti, M., Moralejo, A., Pascoli, D., Peruzzo, L., Rando, R., Saggion, A., Sartori, P., Scalzotto, V.

“…In this article we discuss the possibility of using the observations by GLAST of standard gamma sources, as the Crab Nebula, to calibrate imaging air Cherenkov…”
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The MAGIC telescope reflecting surface by Bigongiari, C., Bastieri, D., Galante, N., Lorenz, E., Mariotti, M., Mirzoyan, R., Moralejo, A., Pepato, A., Peruzzo, L., Saggion, A., Scalzotto, V., Tonello, N.

“…The Major Atmospheric Gamma Imaging Cherenkov telescope will achieve an energy threshold lower than any other present IACT (E Th ∼30 Gev) thanks to the largest…”
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THE SPECTRUM AND MORPHOLOGY OF THE FERMI BUBBLES by Ackermann, M, Albert, A, Atwood, W B, Baldini, L, Ballet, J, Barbiellini, G, BASTIERI, D, Bellazzini, R, Bissaldi, E, Blandford, R D

“…The Fermi bubbles are two large structures in the gamma-ray sky extending to 55[degrees] above and below the Galactic center. We analyze 50 months of Fermi…”
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FERMI-LAT OBSERVATIONS OF THE DIFFUSE γ-RAY EMISSION: IMPLICATIONS FOR COSMIC RAYS AND THE INTERSTELLAR MEDIUM by ACKERMANN, M, AJELLO, M, BLANDFORD, R. D, BLOOM, E. D, BONAMENTE, E, BORGLAND, A. W, BRANDT, T. J, BREGEON, J, BRIGIDA, M, BRUEL, P, BUEHLER, R, BUSON, S, ATWOOD, W. B, CALIANDRO, G. A, CAMERON, R. A, CARAVEO, P. A, CAVAZZUTI, E, CECCHI, C, CHARLES, E, CHEKHTMAN, A, CHIANG, J, CIPRINI, S, CLAUS, R, BALDINI, L, COHEN-TANUGI, J, CONRAD, J, CUTINI, S, DE ANGELIS, A, DE PALMA, F, DERMER, C. D, DIGEL, S. W, DO COUTO E SILVA, E, DRELL, P. S, DRLICA-WAGNER, A, BALLET, J, FALLETTI, L, FAVUZZI, C, FEGAN, S. J, FERRARA, E. C, FOCKE, W. B, FORTIN, P, FUKAZAWA, Y, FUNK, S, FUSCO, P, GAGGERO, D, BARBIELLINI, G, GARGANO, F, GERMANI, S, GIGLIETTO, N, GIORDANO, F, GIROLETTI, M, GLANZMAN, T, GODFREY, G, GROVE, J. E, GUIRIEC, S, GUSTAFSSON, M, BASTIERI, D, BECHTOL, K, BELLAZZINI, R, BERENJI, B

“…The gamma -ray sky >100 MeV is dominated by the diffuse emissions from interactions of cosmic rays with the interstellar gas and radiation fields of the Milky…”
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THE SECOND CATALOG OF ACTIVE GALACTIC NUCLEI DETECTED BY THE FERMI LARGE AREA TELESCOPE by ACKERMANN, M, AJELLO, M, BECHTOL, K, BELLAZZINI, R, BERENJI, B, BLANDFORD, R. D, BLOOM, E. D, BONAMENTE, E, BORGLAND, A. W, BOTTACINI, E, BOUVIER, A, BREGEON, J, ALLAFORT, A, BRIGIDA, M, BRUEL, P, BUEHLER, R, BURNETT, T. H, BUSON, S, CALIANDRO, G. A, CAMERON, R. A, CARAVEO, P. A, CASANDJIAN, J. M, CAVAZZUTI, E, ANTOLINI, E, CECCHI, C, CHARLES, E, CHEUNG, C. C, CHIANG, J, CIPRINI, S, CLAUS, R, COHEN-TANUGI, J, CONRAD, J, COSTAMANTE, L, CUTINI, S, ATWOOD, W. B, DE ANGELIS, A, DE PALMA, F, DERMER, C. D, DIGEL, S. W, DO COUTO E SILVA, E, DRELL, P. S, DUBOIS, R, ESCANDE, L, FAVUZZI, C, FEGAN, S. J, AXELSSON, M, FERRARA, E. C, FINKE, J, FOCKE, W. B, FORTIN, P, FRAILIS, M, BALDINI, L, BALLET, J, BARBIELLINI, G, BASTIERI, D

“…The second catalog of active galactic nuclei (AGNs) detected by the Fermi Large Area Telescope (LAT) in two years of scientific operation is presented. The…”
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GeV OBSERVATIONS OF STAR-FORMING GALAXIES WITH THE FERMI LARGE AREA TELESCOPE by Ackermann, M, Ajello, M, ALLAFORT, A, Baldini, L, Ballet, J, BASTIERI, D, Bechtol, K, Bellazzini, R, BERENJI, B, Bloom, E D

“…Recent detections of the starburst galaxies M82 and NGC 253 by gamma-ray telescopes suggest that galaxies rapidly forming massive stars are more luminous at…”
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A Cocoon of Freshly Accelerated Cosmic Rays Detected by Fermi in the Cygnus Superbubble by Ackermann, M., Ajello, M., Allafort, A., Ballet, J., Barbiellini, G., Bastieri, D., Belfiore, A., Bellazzini, R., Berenji, B., Blandford, R. D., Bloom, E. D., Bonamente, E., Borgland, A. W., Bottacini, E., Brigida, M., Buehler, R., Buson, S., Caliandro, G. A., Cameron, R. A., Caraveo, P. A., Casandjian, J. M., Cecchi, C., Cheung, C. C., Chiang, J., Ciprini, S., Claus, R., Cohen-Tanugi, J., de Angelis, A., de Palma, F., Dermer, C. D., do Couto e Silva, E., Drell, P. S., Dumora, D., Favuzzi, C., Fegan, S. J., Fukazawa, Y., Fusco, P., Gargano, F., Giglietto, N., Giordano, F., Giroletti, M., Glanzman, T., Grenier, I. A., Guillemot, L., Harding, A. K., Hayashida, M., Hayashi, K., Hays, E., Jóhannesson, G., Johnson, A. S., Kamae, T., Katagiri, H., Kataoka, J., Kerr, M., Knödlseder, J., Lande, J., Latronico, L., Lee, S.-H., Loparco, F., Lott, B., Lubrano, P., Martin, P., Mazziotta, M. N., Michelson, P. F., Mizuno, T., Monte, C., Morselli, A., Moskalenko, I. V., Naumann-Godo, M., Nolan, P. L, Norris, J. P., Nuss, E., Ohsugi, T., Ormes, J. F., Parent, D., Pesce-Rollins, M., Piron, F., Pohl, M., Prokhorov, D., Ritz, S., Sgrò, C., Smith, P. D., Spinelli, P., Takahashi, H., Tanaka, T., Thayer, J. G., Thayer, J. B., Thompson, D. J., Tibaldo, L., Torres, D. F., Tramacere, A., Troja, E., Vandenbroucke, J., Vasileiou, V., Vianello, G., Vitale, V., Wang, P., Wood, K. S., Zimmer, S., Bontemps, S.

“…The origin of Galactic cosmic rays is a century-long puzzle. Indirect evidence points to their acceleration by supernova Shockwaves, but we know little of…”
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FERMI LARGE AREA TELESCOPE OBSERVATIONS OF MARKARIAN 421: THE MISSING PIECE OF ITS SPECTRAL ENERGY DISTRIBUTION by ABDO, A. A, ACKERMANN, M, BLANDPOKD, R. D, BLOOM, E. D, BONAMENTE, E, BORGLAND, A. W, BOUVIER, A, BREGEON, J, BREZ, A, BRIGIDA, M, BRUEL, P, BUEHLER, R, AJELLO, M, BUSON, S, CALIANDRO, G. A, CAMERON, R. A, CANNON, A, CARAVEO, P. A, CARRIGAN, S, CASANDJIAN, J. M, CAVAZZUTI, E, CECCHI, C, CELIK, O, BALDINI, L, CHARLES, E, CHEKHTMAN, A, CHIANG, J, CIPRINI, S, CLAUS, R, COHEN-TANUGI, J, CONRAD, J, CUTINI, S, DE ANGELIS, A, DE PALMA, F, BALLET, J, DERMER, C. D, DO COUTO E SILVA, E, DRELL, P. S, DUBOIS, R, DUMORA, D, ESCANDE, L, FAVUZZI, C, FEGAN, S. J, FINKE, J, FOCKE, W. B, BARBIELLINI, G, FORTIN, P, FRAILIS, M, FUHRMANN, L, FUKAZAWA, Y, FUKUYAMA, T, FUNK, S, BASTIERI, D, BECHTOL, K, BELLAZZINI, R, BERENJI, B

“…We report on the Delta *g-ray activity of the high-synchrotron-peaked BL Lacertae object Markarian 421 (Mrk 421) during the first 1.5 years of Fermi operation,…”
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A two-level pattern trigger for the MAGIC telescope by Bastieri, D., Bettini, M., Bigongiari, C., Corti, D., Isocrate, R., Mariotti, M., Peruzzo, L., Saggion, A., Sartori, P., Meucci, M., Paoletti, R., Turini, N.

“…Strong scientific motivation are pushing the second generation of ground base Cherenkov telescopes to lower as much as possible their energy threshold. MAGIC…”
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CONSTRAINTS ON THE GALACTIC HALO DARK MATTER FROM FERMI-LAT DIFFUSE MEASUREMENTS by ACKERMANN, M, AJELLO, M, BONAMENTE, E, BORGLAND, A. W, BOTTACINI, E, BRANDT, T. J, BREGEON, J, BRIGIDA, M, BRUEL, P, BUEHLER, R, BUSON, S, CALIANDRO, G. A, ATWOOD, W. B, CAMERON, R. A, CARAVEO, P. A, CASANDJIAN, J. M, CECCHI, C, CHARLES, E, CHEKHTMAN, A, CHIANG, J, CIPRINI, S, CLAUS, R, COHEN-TANUGI, J, BALDINI, L, CONRAD, J, CUOCO, A, CUTINI, S, D'AMMANDO, F, DE ANGELIS, A, DE PALMA, F, DERMER, C. D, DO COUTO E SILVA, E, DRELL, P. S, DRLICA-WAGNER, A, BARBIELLINI, G, FALLETTI, L, FAVUZZI, C, FEGAN, S. J, FOCKE, W. B, FUKAZAWA, Y, FUNK, S, FUSCO, P, GARGANO, F, GASPARRINI, D, GERMANI, S, BASTIERI, D, GIGLIETTO, N, GIORDANO, F, GIROLETTI, M, GLANZMAN, T, GODFREY, G, GRENIER, I. A, GUIRIEC, S, GUSTAFSSON, M, HADASCH, D, HAYASHIDA, M, BECHTOL, K, BELLAZZINI, R, BLANDFORD, R. D, BLOOM, E. D

“…We have performed an analysis of the diffuse gamma-ray emission with the Fermi Large Area Telescope (LAT) in the Milky Way halo region, searching for a signal…”
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SEARCH FOR COSMIC-RAY-INDUCED GAMMA-RAY EMISSION IN GALAXY CLUSTERS by Ackermann, M, Ajello, M, Albert, A, ALLAFORT, A, Atwood, W B, Baldini, L, Ballet, J, Barbiellini, G, BASTIERI, D, Bechtol, K

“…Current theories predict relativistic hadronic particle populations in clusters of galaxies in addition to the already observed relativistic leptons. In these…”
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