Search Results - "Tanugi, Johann Cohen"

Opacity Buildup in Impulsive Relativistic Sources by Granot, Jonathan, Cohen-Tanugi, Johann, do Couto e Silva, Eduardo

“…Opacity effects in relativistic sources of high-energy gamma-rays, such as gamma-ray bursts (GRBs) or blazars, can probe the Lorentz factor of the outflow as…”
Get full text

fink, a new generation of broker for the LSST community by Möller, Anais, Peloton, Julien, Ishida, Emille E O, Arnault, Chris, Bachelet, Etienne, Blaineau, Tristan, Boutigny, Dominique, Chauhan, Abhishek, Gangler, Emmanuel, Hernandez, Fabio, Hrivnac, Julius, Leoni, Marco, Leroy, Nicolas, Moniez, Marc, Pateyron, Sacha, Ramparison, Adrien, Turpin, Damien, Ansari, Réza, Allam Jr, Tarek, Bajat, Armelle, Biswas, Biswajit, Boucaud, Alexandre, Bregeon, Johan, Campagne, Jean-Eric, Cohen-Tanugi, Johann, Coleiro, Alexis, Dornic, Damien, Fouchez, Dominique, Godet, Olivier, Gris, Philippe, Karpov, Sergey, Nebot Gomez-Moran, Ada, Neveu, Jérémy, Plaszczynski, Stephane, Savchenko, Volodymyr, Webb, Natalie

“…ABSTRACT fink is a broker designed to enable science with large time-domain alert streams such as the one from the upcoming Vera C. Rubin Observatory Legacy…”
Get full text

StarDICE II: Calibration of an Uncooled Infrared Thermal Camera for Atmospheric Gray Extinction Characterization by Sommer, Kélian, Plez, Bertrand, Cohen-Tanugi, Johann, Dagoret-Campagne, Sylvie, Moniez, Marc, Neveu, Jérémy, Betoule, Marc, Bongard, Sébastien, Feinstein, Fabrice, Le Guillou, Laurent, Juramy, Claire, Sepulveda, Eduardo, Souverin, Thierry

“…The StarDICE experiment strives to establish an instrumental metrology chain with a targeted accuracy of 1 mmag in bandpasses to meet the calibration…”
Get full text

The Bright and the Slow-GRBs 100724B and 160509A with High-energy Cutoffs at 100 MeV by Vianello, G., Gill, R., Granot, J., Omodei, N., Cohen-Tanugi, J., Longo, F.

“…We analyze the prompt emission of GRB 100724B and GRB 160509A, two of the brightest gamma-ray bursts (GRBs) observed by Fermi at MeV energies but surprisingly…”
Get full text

StarDICE I: sensor calibration bench and absolute photometric calibration of a Sony IMX411 sensor by Betoule, Marc, Antier, Sarah, Bertin, Emmanuel, Blanc, Pierre Éric, Bongard, Sébastien, Tanugi, Johann Cohen, Dagoret-Campagne, Sylvie, Feinstein, Fabrice, Hardin, Delphine, Juramy, Claire, Guillou, Laurent Le, Van Suu, Auguste Le, Moniez, Marc, Neveu, Jérémy, Nuss, Éric, Plez, Bertrand, Regnault, Nicolas, Sepulveda, Eduardo, Sommer, Kélian, Souverin, Thierry, Wang, Xiao Feng

“…A&A 670, A119 (2023) The Hubble diagram of type-Ia supernovae (SNe-Ia) provides cosmological constraints on the nature of dark energy with an accuracy limited…”
Get full text

Sensitivity projections for dark matter searches with the Fermi large area telescope by Charles, E., Sánchez-Conde, M., Anderson, B., Caputo, R., Cuoco, A., Di Mauro, M., Drlica-Wagner, A., Gomez-Vargas, G.A., Meyer, M., Tibaldo, L., Wood, M., Zaharijas, G., Zimmer, S., Ajello, M., Albert, A., Baldini, L., Bechtol, K., Bloom, E.D., Ceraudo, F., Cohen-Tanugi, J., Digel, S.W., Gaskins, J., Gustafsson, M., Mirabal, N., Razzano, M.

“…The nature of dark matter is a longstanding enigma of physics; it may consist of particles beyond the Standard Model that are still elusive to experiments…”
Get full text

Constraints on Lorentz invariance violation from Fermi -Large Area Telescope observations of gamma-ray bursts by Vasileiou, V., Jacholkowska, A., Piron, F., Bolmont, J., Couturier, C., Granot, J., Stecker, F. W., Cohen-Tanugi, J., Longo, F.

“…We analyze the MeV/GeV emission from four bright gamma-ray bursts (GRBs) observed by the Fermi Large Area Telescope to produce robust, stringent constraints on…”
Get full text

FERMI-LAT OBSERVATIONS OF HIGH-ENERGY γ-RAY EMISSION TOWARD THE GALACTIC CENTER by Albert, A., Atwood, W. B., Barbiellini, G., Bastieri, D., Bechtol, K., Bellazzini, R., Bissaldi, E., Blandford, R. D., Bloom, E. D., Bonino, R., Bottacini, E., Brandt, T. J., Bregeon, J., Bruel, P., Buehler, R., Buson, S., Caliandro, G. A., Caragiulo, M., Caraveo, P. A., Cecchi, C., Chekhtman, A., Chiaro, G., Ciprini, S., Cominsky, L. R., Conrad, J., D'Ammando, F., Palma, F. de, Venere, L. Di, Drell, P. S., Favuzzi, C., Ferrara, E. C., Fusco, P., Gargano, F., Gasparrini, D., Giglietto, N., Giordano, F., Giroletti, M., Glanzman, T., Godfrey, G., Gomez-Vargas, G. A., Grenier, I. A., Guiriec, S., Gustafsson, M., Harding, A. K., Hewitt, J. W., Horan, D., Jogler, T., Jóhannesson, G., Johnson, A. S., Kamae, T., Knödlseder, J., Kuss, M., Latronico, L., Li, L., Loparco, F., Lovellette, M. N., Lubrano, P., Magill, J., Maldera, S., Malyshev, D., Mayer, M., Mazziotta, M. N., Michelson, P. F., Mitthumsiri, W., Mizuno, T., Moiseev, A. A., Monzani, M. E., Morselli, A., Moskalenko, I. V., Ohsugi, T., Omodei, N., Ormes, J. F., Paneque, D., Pesce-Rollins, M., Piron, F., Porter, T. A., Rainò, S., Rando, R., Razzano, M., Reimer, A., Reimer, O., Ritz, S., Sánchez-Conde, M., Parkinson, P. M. Saz, Sgrò, C., Siskind, E. J., Smith, D. A., Spandre, G., Spinelli, P., Suson, D. J., Tajima, H., Takahashi, H., Thayer, J. B., Torres, D. F., Tosti, G., Troja, E., Uchiyama, Y., Vianello, G., Wood, K. S., Zimmer, S.

“…ABSTRACT The Fermi Large Area Telescope (LAT) has provided the most detailed view to date of the emission toward the Galactic center (GC) in high-energy…”
Get full text

SEARCH FOR GAMMA-RAY EMISSION FROM THE COMA CLUSTER WITH SIX YEARS OF FERMI-LAT DATA by Ackermann, M., Ajello, M., Albert, A., Atwood, W. B., Ballet, J., Barbiellini, G., Bastieri, D., Bechtol, K., Bellazzini, R., Bissaldi, E., Blandford, R. D., Bloom, E. D., Bonino, R., Bottacini, E., Bregeon, J., Bruel, P., Buehler, R., Caliandro, G. A., Cameron, R. A., Caragiulo, M., Caraveo, P. A., Casandjian, J. M., Cavazzuti, E., Cecchi, C., Charles, E., Chekhtman, A., Chiaro, G., Ciprini, S., Cohen-Tanugi, J., Conrad, J., Cutini, S., D'Ammando, F., Angelis, A. de, Palma, F. de, Desiante, R., Digel, S. W., Venere, L. Di, Drell, P. S., Favuzzi, C., Fegan, S. J., Fukazawa, Y., Funk, S., Fusco, P., Gargano, F., Gasparrini, D., Giglietto, N., Giordano, F., Giroletti, M., Green, D., Grenier, I. A., Guiriec, S., Hays, E., Hewitt, J. W., Horan, D., Kuss, M., Larsson, S., Latronico, L., Li, J., Li, L., Longo, F., Loparco, F., Lovellette, M. N., Lubrano, P., Madejski, G. M., Maldera, S., Manfreda, A., Mayer, M., Mazziotta, M. N., Michelson, P. F., Mizuno, T., Monzani, M. E., Moskalenko, I. V., Murgia, S., Nuss, E., Ohsugi, T., Orienti, M., Orlando, E., Ormes, J. F., Paneque, D., Pesce-Rollins, M., Petrosian, V., Porter, T. A., Rainò, S., Razzano, M., Reimer, A., Reimer, O., Sánchez-Conde, M., Siskind, E. J., Spada, F., Spandre, G., Spinelli, P., Tajima, H., Takahashi, H., Thayer, J. B., Tibaldo, L., Torres, D. F., Tosti, G., Vianello, G., Wood, K. S., Zimmer, S.

“…ABSTRACT We present results from γ-ray observations of the Coma cluster incorporating six years of Fermi-LAT data and the newly released "Pass 8" event-level…”
Get full text

Dwarf spheroidal J-factor likelihoods for generalized NFW profiles by Chiappo, A, Cohen-Tanugi, J, Conrad, J, Strigari, L E

“…ABSTRACT Indirect detection strategies of particle dark matter (DM) in Dwarf spheroidal satellite galaxies (dSphs) typically entail searching for annihilation…”
Get full text

The Bright and the Slow - GRBs 100724B and 160509A with high-energy cutoffs at < 100MeV by Vianello, G., Gill, R., Granot, J., Omodei, N., Cohen-Tanugi, Johann, Longo, F.

“…We analyze the prompt emission of two of the brightest Gamma-Ray Bursts (GRBs) observed by Fermi at MeV energies but surprisingly faint at > 100 MeV energies…”
Get full text

Wimp searches with gamma rays in the Fermi era: Challenges, methods and results by Conrad, J., Cohen-Tanugi, J., Strigari, L. E.

“…The launch of the gamma-ray telescope Fermi Large Area Telescope (Fermi-LAT) started a pivotal period in indirect detection of dark matter. By outperforming…”
Get full text

Dwarf spheroidal J-factors without priors: A likelihood-based analysis for indirect dark matter searches by Chiappo, A., Cohen-Tanugi, J., Conrad, J., Strigari, L. E., Anderson, B., Sánchez-Conde, M. A.

“…Abstract Line-of-sight integrals of the squared density, commonly called the J-factor, are essential for inferring dark matter (DM) annihilation signals. The…”
Get full text

Physics of cosmological cascades and observable properties by Fitoussi, T., Belmont, R., Malzac, J., Marcowith, A., Cohen-Tanugi, J., Jean, P.

“…Abstract TeV photons from extragalactic sources are absorbed in the intergalactic medium and initiate electromagnetic cascades. These cascades offer a unique…”
Get full text

SEARCH FOR EXTENDED GAMMA-RAY EMISSION FROM THE VIRGO GALAXY CLUSTER WITH FERMI-LAT by Ackermann, M., Ajello, M., Albert, A., Atwood, W. B., Baldini, L., Bastieri, D., Bechtol, K., Bellazzini, R., Bissaldi, E., Bloom, E. D., Bonino, R., Brandt, T. J., Bregeon, J., Bruel, P., Buehler, R., Buson, S., Caliandro, G. A., Caputo, R., Caragiulo, M., Caraveo, P. A., Casandjian, J. M., Cavazzuti, E., Charles, E., Chekhtman, A., Chiaro, G., Ciprini, S., Cohen-Tanugi, J., Conrad, J., Cutini, S., D'Ammando, F., Angelis, A. de, Palma, F. de, Desiante, R., Venere, L. Di, Drell, P. S., Favuzzi, C., Fegan, S. J., Focke, W. B., Franckowiak, A., Fukazawa, Y., Funk, S., Gargano, F., Gasparrini, D., Giglietto, N., Giordano, F., Glanzman, T., Grenier, I. A., Guiriec, S., Gustafsson, M., Hill, A. B., Horan, D., Jeltema, T. E., Jogler, T., Johnson, A. S., Kuss, M., Larsson, S., Latronico, L., Li, J., Li, L., Longo, F., Lovellette, M. N., Lubrano, P., Maldera, S., Manfreda, A., Mayer, M., Michelson, P. F., Mizuno, T., Morselli, A., Moskalenko, I. V., Murgia, S., Nuss, E., Ohsugi, T., Orlando, E., Ormes, J. F., Paneque, D., Pesce-Rollins, M., Piron, F., Pivato, G., Porter, T. A., Rainó, S., Razzano, M., Reimer, A., Reimer, O., Sánchez-Conde, M., Schulz, A., Sgró, C., Siskind, E. J., Spada, F., Spandre, G., Spinelli, P., Storm, E., Tajima, H., Takahashi, H., Thayer, J. B., Torres, D. F., Tosti, G., Troja, E., Wood, M., Zaharijas, G., Zimmer, S.

“…ABSTRACT Galaxy clusters are one of the prime sites to search for dark matter (DM) annihilation signals. Depending on the substructure of the DM halo of a…”
Get full text

Evaluation of probabilistic photometric redshift estimation approaches for LSST by Schmidt, S.J., Malz, A.I., Soo, J.Y.H., Almosallam, I.A., Brescia, M., Cavuoti, S., Cohen-Tanugi, Johann, Connolly, A.J., Derose, J., Freeman, P.E., Graham, M.L., Iyer, K.G., Jarvis, M.J., Kalmbach, J.B., Kovacs, E., Lee, A.B., Longo, G., Morrison, C.B., Newman, J.A., Nourbakhsh, E., Nuss, E., Pospisil, T., Tranin, H., Wechsler, R.H., Zhou, R., Izbicki, R.

“…Many scientific investigations of photometric galaxy surveys require redshift estimates, whose uncertainty properties are best encapsulated by photometric…”
Get full text

SEARCH FOR EARLY GAMMA-RAY PRODUCTION IN SUPERNOVAE LOCATED IN A DENSE CIRCUMSTELLAR MEDIUM WITH THE FERMI LAT by Ackermann, M., Arcavi, I., Baldini, L., Ballet, J., Barbiellini, G., Bastieri, D., Bellazzini, R., Bissaldi, E., Blandford, R. D., Bonino, R., Brandt, T. J., Bregeon, J., Bruel, P., Buehler, R., Buson, S., Cameron, R. A., Caragiulo, M., Caraveo, P. A., Cavazzuti, E., Cecchi, C., Charles, E., Chekhtman, A., Chiang, J., Chiaro, G., Ciprini, S., Claus, R., Cohen-Tanugi, J., Cutini, S., Angelis, A. de, Palma, F. de, Desiante, R., Venere, L. Di, Drell, P. S., Favuzzi, C., Fegan, S. J., Franckowiak, A., Funk, S., Fusco, P., Gal-Yam, A., Gargano, F., Giglietto, N., Giordano, F., Glanzman, T., Godfrey, G., Grenier, I. A., Grove, J. E., Guiriec, S., Harding, A. K., Hayashi, K., Hewitt, J. W., Hill, A. B., Horan, D., Jogler, T., Jóhannesson, G., Kocevski, D., Kuss, M., Larsson, S., Lashner, J., Latronico, L., Li, J., Li, L., Longo, F., Loparco, F., Lovellette, M. N., Lubrano, P., Malyshev, D., Mayer, M., Mazziotta, M. N., McEnery, J. E., Michelson, P. F., Mizuno, T., Murase, K., Nugent, P., Ofek, E., Ohsugi, T., Orienti, M., Orlando, E., Ormes, J. F., Paneque, D., Pesce-Rollins, M., Piron, F., Pivato, G., Rainò, S., Rando, R., Razzano, M., Reimer, A., Sgrò, C., Siskind, E. J., Spandre, G., Spinelli, P., Suson, D. J., Takahashi, H., Thayer, J. B., Tibaldo, L., Torres, D. F., Troja, E., Vianello, G., Werner, M., Wood, K. S., Wood, M.

“…ABSTRACT Supernovae (SNe) exploding in a dense circumstellar medium (CSM) are hypothesized to accelerate cosmic rays in collisionless shocks and emit GeV…”
Get full text

DEEP MORPHOLOGICAL AND SPECTRAL STUDY OF THE SNR RCW 86 WITH FERMI-LAT by Ajello, M., Baldini, L., Barbiellini, G., Bastieri, D., Bellazzini, R., Bonino, R., Bottacini, E., Brandt, T. J., Bregeon, J., Bruel, P., Buehler, R., Caliandro, G. A., Cameron, R. A., Caragiulo, M., Cavazzuti, E., Charles, E., Chekhtman, A., Ciprini, S., Cohen-Tanugi, J., Condon, B., Costanza, F., Cutini, S., D'Ammando, F., Palma, F. de, Desiante, R., Lalla, N. Di, Mauro, M. Di, Venere, L. Di, Dubner, G., Dumora, D., Duvidovich, L., Favuzzi, C., Focke, W. B., Fusco, P., Gargano, F., Gasparrini, D., Giacani, E., Giglietto, N., Glanzman, T., Grenier, I. A., Guiriec, S., Hays, E., Hewitt, J. W., Hill, A. B., Jogler, T., Jóhannesson, G., Jung-Richardt, I., Kensei, S., Kuss, M., Larsson, S., Latronico, L., Lemoine-Goumard, M., Li, J., Li, L., Longo, F., Loparco, F., Magill, J., Maldera, S., Manfreda, A., Mayer, M., Mazziotta, M. N., Michelson, P. F., Mitthumsiri, W., Mizuno, T., Monzani, M. E., Morselli, A., Moskalenko, I. V., Negro, M., Nuss, E., Orienti, M., Orlando, E., Ormes, J. F., Paneque, D., Perkins, J. S., Pesce-Rollins, M., Piron, F., Pivato, G., Porter, T. A., Rainò, S., Rando, R., Razzano, M., Reimer, A., Reimer, O., Reposeur, T., Schmid, J., Schulz, A., Sgrò, C., Simone, D., Siskind, E. J., Spada, F., Spandre, G., Spinelli, P., Thayer, J. B., Tibaldo, L., Torres, D. F., Troja, E., Uchiyama, Y., Vianello, G., Vink, J., Yassine, M.

“…ABSTRACT RCW 86 is a young supernova remnant (SNR) showing a shell-type structure at several wavelengths and is thought to be an efficient cosmic-ray (CR)…”
Get full text

CONTEMPORANEOUS BROADBAND OBSERVATIONS OF THREE HIGH-REDSHIFT BL LAC OBJECTS by Ackermann, M., Ajello, M., An, H., Barbiellini, G., Bastieri, D., Bellazzini, R., Bissaldi, E., Blandford, R. D., Bonino, R., Bregeon, J., Britto, R. J., Bruel, P., Buehler, R., Caliandro, G. A., Cameron, R. A., Caragiulo, M., Caraveo, P. A., Cavazzuti, E., Cecchi, C., Charles, E., Chekhtman, A., Chiaro, G., Ciprini, S., Cohen-Tanugi, J., Costanza, F., Cutini, S., D'Ammando, F., Angelis, A. de, Palma, F. de, Desiante, R., Mauro, M. Di, Venere, L. Di, Domínguez, A., Drell, P. S., Favuzzi, C., Fegan, S. J., Ferrara, E. C., Finke, J., Fusco, P., Gargano, F., Gasparrini, D., Giordano, F., Giroletti, M., Green, D., Grenier, I. A., Guiriec, S., Horan, D., Katsuragawa, M., Kuss, M., Larsson, S., Latronico, L., Li, J., Li, L., Longo, F., Loparco, F., Lovellette, M. N., Lubrano, P., Magill, J., Maldera, S., Manfreda, A., Mayer, M., Mazziotta, M. N., Michelson, P. F., Mirabal, N., Mitthumsiri, W., Mizuno, T., Monzani, M. E., Morselli, A., Moskalenko, I. V., Negro, M., Nuss, E., Ohsugi, T., Okada, C., Orlando, E., Paneque, D., Pesce-Rollins, M., Piron, F., Porter, T. A., Rainò, S., Rando, R., Razzano, M., Reimer, O., Rau, A., Romani, R. W., Schady, P., Sgrò, C., Simone, D., Siskind, E. J., Spada, F., Spandre, G., Spinelli, P., Stern, D., Takahashi, H., Thayer, J. B., Torres, D. F., Tosti, G., Troja, E., Vianello, G., Wood, K. S., Wood, M.

“…ABSTRACT We have collected broadband spectral energy distributions (SEDs) of three BL Lac objects 3FGL J0022.1−1855 (z = 0.689), 3FGL J0630.9−2406 ( 1.239),…”
Get full text

Indirect Dark Matter searches with Fermi by Cohen-Tanugi, Johann

“…The Fermi Gamma-Ray Space Telescope mission, formerly known as GLAST, is the next generation satellite for high-energy gamma-ray astronomy. It was successfully…”
Get full text