Zobrazeno 1 - 10
of 1 209
pro vyhledávání: '"GHIRLANDA, P."'
Autor:
Evangelista, Y., Fiore, F., Campana, R., Baroni, G., Ceraudo, F., Della Casa, G., Demenev, E., Dilillo, G., Fiorini, M., Ghirlanda, G., Grassi, M., Guzmán, A., Hedderman, P., Marchesini, E. J., Morgante, G., Mele, F., Nava, L., Nogara, P., Nuti, A., Caballero, S. Pliego, Rashevskaya, I., Russo, F., Sottile, G., Lavagna, M., Colagrossi, A., Silvestrini, S., Quirino, M., Bechini, M., Brandonisio, A., De Cecio, F., Dottori, A., Troisi, i., Bertacin, R., Bellutti, P., Bertuccio, G., Burderi, L., Chen, T., Citossi, M., Di Salvo, T., Feroci, M., Ficorella, F., Gao, N., Grappasonni, C., Labanti, C., La Rosa, G., Leone, W., Malcovati, P., Negri, B., Pepponi, G., Perri, M., Piazzolla, R., Picciotto, A., Pirrotta, S., Puccetti, S., Rashevsky, A., Riggio, A., Rinaldi, M., Sanna, A., Santangelo, A., Tenzer, C., Tiberia, A., Trenti, M., Trevisan, S., Vacchi, A., Xiong, S., Zampa, G., Zampa, N., Zhang, S., Zorzi, N., Ripa, J., Werner, N.
Publikováno v:
Proceedings Volume 13093, Space Telescopes and Instrumentation 2024: Ultraviolet to Gamma Ray; 130931Z (2024)
HERMES (High Energy Rapid Modular Ensemble of Satellites) Pathfinder is a space-borne mission based on a constellation of six nano-satellites flying in a low-Earth orbit (LEO). The 3U CubeSats, to be launched in early 2025, host miniaturized instrume
Externí odkaz:
http://arxiv.org/abs/2409.00989
For stars hosting Circumstellar Habitable Zone (CHZ) exoplanets, we investigate the time-evolution of their ultraviolet habitable zone (UHZ), the annular region around a star where an exoplanet could experience a suitable ultraviolet environment for
Externí odkaz:
http://arxiv.org/abs/2409.01401
Autor:
Yin, Yi-Han Iris, Zhang, Bin-Bin, Yang, Jun, Sun, Hui, Zhang, Chen, Shao, Yi-Xuan, Hu, You-Dong, Zhu, Zi-Pei, Xu, Dong, An, Li, Gao, He, Wu, Xue-Feng, Zhang, Bing, Castro-Tirado, Alberto Javier, Pandey, Shashi B., Rau, Arne, Lei, Weihua, Xie, Wei, Ghirlanda, Giancarlo, Piro, Luigi, O'Brien, Paul, Troja, Eleonora, Jonker, Peter, Yu, Yun-Wei, An, Jie, Chen, Run-Chao, Chen, Yi-Jing, Dong, Xiao-Fei, Eyles-Ferris, Rob, Fan, Zhou, Fu, Shao-Yu, Fynbo, Johan P. U., Gao, Xing, Huang, Yong-Feng, Jiang, Shuai-Qing, Jiang, Ya-Hui, Julakanti, Yashaswi, Kuulkers, Erik, Lao, Qing-Hui, Li, Dongyue, Ling, Zhi-Xing, Liu, Xing, Liu, Yuan, Mou, Jia-Yu, Varun, Wei, Daming, Wu, Qinyu, Yadav, Muskan, Yang, Yu-Han, Yuan, Weimin, Zhang, Shuang-Nan
The Einstein Probe (EP) achieved its first detection and localization of a bright X-ray flare, EP240219a, on February 19, 2024, during its commissioning phase. Subsequent targeted searches triggered by the EP240219a alert identified a faint, untrigge
Externí odkaz:
http://arxiv.org/abs/2407.10156
Autor:
Ghirlanda, G., Nava, L., Salafia, O., Fiore, F., Campana, R., Salvaterra, R., Sanna, A., Leone, W., Evangelista, Y., Dilillo, G., Puccetti, S., Santangelo, A., Trenti, M., Guzmán, A., Hedderman, P., Amelino-Camelia, G., Barbera, M., Baroni, G., Bechini, M., Bellutti, P., Bertuccio, G., Borghi, G., Brandonisio, A., Burderi, L., Cabras, C., Chen, T., Citossi, M., Colagrossi, A., Crupi, R., De Cecio, F., Dedolli, I., Del Santo, M., Demenev, E., Di Salvo, T., Ficorella, F., Gačnik, D., Gandola, M., Gao, N., Gomboc, A., Grassi, M., Iaria, R., La Rosa, G., Cicero, U. Lo, Malcovati, P., Manca, A., Marchesini, E. J., Maselli, A., Mele, F., Nogara, P., Pepponi, G., Perri, M., Picciotto, A., Pirrotta, S., Prinetto, J., Quirino, M., Riggio, A., Řípa, J., Russo, F., Selčan, D., Silvestrini, S., Sottile, G., Thomas, M. L., Tiberia, A., Trevisan, S., Troisi, I., Tsvetkova, A., Vacchi, A., Werner, N., Zanotti, G., Zorzi, N.
Gamma Ray Bursts (GRBs) bridge relativistic astrophysics and multi-messenger astronomy. Space-based gamma/X-ray wide field detectors have proven essential to detect and localize the highly variable GRB prompt emission, which is also a counterpart of
Externí odkaz:
http://arxiv.org/abs/2405.17630
Autor:
Liu, Y., Sun, H., Xu, D., Svinkin, D. S., Delaunay, J., Tanvir, N. R., Gao, H., Zhang, C., Chen, Y., Wu, X. -F., Zhang, B., Yuan, W., An, J., Bruni, G., Frederiks, D. D., Ghirlanda, G., Hu, J. -W., Li, A., Li, C. -K., Li, J. -D., Malesani, D. B., Piro, L., Raman, G., Ricci, R., Troja, E., Vergani, S. D., Wu, Q. -Y., Yang, J., Zhang, B. -B., Zhu, Z. -P., Postigo, A. de Ugarte, Demin, A. G., Dobie, D., Fan, Z., Fu, S. -Y., Fynbo, J. P. U., Geng, J. -J., Gianfagna, G., Hu, Y. -D., Huang, Y. -F., Jiang, S. -Q., Jonker, P. G., Julakanti, Y., Kennea, J. A., Kokomov, A. A., Kuulkers, E., Lei, W. -H., Leung, J. K., Levan, A. J., Li, D. -Y., Li, Y., Littlefair, S. P., Liu, X., Lysenko, A. L., Ma, Y. -N., Martin-Carrillo, A., O'Brien, P., Parsotan, T., Quirola-Vasquez, J., Ridnaia, A. V., Ronchini, S., Rossi, A., Mata-Sanchez, D., Schneider, B., Shen, R. -F., Thakur, A. L., Tohuvavohu, A., Torres, M. A. P., Tsvetkova, A. E., Ulanov, M. V., Wei, J. -J., Xiao, D., Yin, Y. -H. I., Bai, M., Burwitz, V., Cai, Z. -M., Chen, F. -S., Chen, H. -L., Chen, T. -X., Chen, W., Chen, Y. -F., Chen, Y. -H., Cheng, H. -Q., Cui, C. -Z., Cui, W. -W., Dai, Y. -F., Dai, Z. -G., Eder, J., Fan, D. -W., Feldman, C., Feng, H., Feng, Z., Friedrich, P., Gao, X., Guan, J., Han, D. -W, Han, J., Hou, D. -J., Hu, H. -B., Hu, T., Huang, M. -H., Huo, J., Hutchinson, I., Ji, Z., Jia, S. -M., Jia, Z. -Q., Jiang, B. -W., Jin, C. -C., Jin, G., Jin, J. -J., Keereman, A., Lerman, H., Li, J. -F., Li, L. -H., Li, M. -S., Li, W., Li, Z. -D., Lian, T. -Y., Liang, E. -W., Ling, Z. -X., Liu, C. -Z., Liu, H. -Y., Liu, H. -Q., Liu, M. -J., Liu, Y. -R., Lu, F. -J., LU, H. -J., Luo, L. -D., Ma, F. L., Ma, J., Mao, J. -R., Mao, X., McHugh, M., Meidinger, N., Nandra, K., Osborne, J. P., Pan, H. -W., Pan, X., Ravasio, M. E., Rau, A., Rea, N., Rehman, U., Sanders, J., Santovincenzo, A., Song, L. -M., Su, J., Sun, L. -J., Sun, S. -L., Sun, X. -J., Tan, Y. -Y., Tang, Q. -J., Tao, Y. -H., Tong, J. -Z., Wang, H., Wang, J., Wang, L., Wang, W. -X., Wang, X. -F., Wang, X. -Y., Wang, Y. -L., Wang, Y. -S., Wei, D. -M., Willingale, R., Xiong, S. -L., Xu, H. -T., Xu, J. -J., Xu, X. -P., Xu, Y. -F., Xu, Z., Xue, C. -B., Xue, Y. -L., Yan, A. -L., Yang, F., Yang, H. -N., Yang, X. -T., Yang, Y. -J, Yu, Y. -W., Zhang, J., Zhang, M., Zhang, S. -N., Zhang, W. -D., Zhang, W. -J., Zhang, Y. -H., Zhang, Z., Zhang, Z. -L., Zhao, D. -H., Zhao, H. -S., Zhao, X. -F., Zhao, Z. -J., Zhou, L. -X., Zhou, Y. -L., Zhu, Y. -X., Zhu, Z. -C., Zuo, X. -X.
Long gamma-ray bursts (GRBs) are believed to originate from core collapse of massive stars. High-redshift GRBs can probe the star formation and reionization history of the early universe, but their detection remains rare. Here we report the detection
Externí odkaz:
http://arxiv.org/abs/2404.16425
Autor:
MAGIC Collaboration, Abe, H., Abe, S., Abhir, J., Acciari, V. A., Agudo, I., Aniello, T., Ansoldi, S., Antonelli, L. A., Engels, A. Arbet, Arcaro, C., Artero, M., Asano, K., Baack, D., Babić, A., Baquero, A., de Almeida, U. Barres, Batković, I., Baxter, J., González, J. Becerra, Bernardini, E., Bernete, J., Berti, A., Besenrieder, J., Bigongiari, C., Biland, A., Blanch, O., Bonnoli, G., Bošnjak, Ž., Burelli, I., Busetto, G., Campoy-Ordaz, A., Carosi, A., Carosi, R., Carretero-Castrillo, M., Castro-Tirado, A. J., Chai, Y., Cifuentes, A., Cikota, S., Colombo, E., Contreras, J. L., Cortina, J., Covino, S., D'Amico, G., D'Elia, V., Da Vela, P., Dazzi, F., De Angelis, A., De Lotto, B., Del Popolo, A., Delfino, M., Delgado, J., Mendez, C. Delgado, Depaoli, D., Di Pierro, F., Di Venere, L., Prester, D. Dominis, Donini, A., Dorner, D., Doro, M., Elsaesser, D., Emery, G., Escudero, J., Fariña, L., Fattorini, A., Foffano, L., Font, L., Fukami, S., Fukazawa, Y., López, R. J. García, Gasparyan, S., Gaug, M., Paiva, J. G. Giesbrecht, Giglietto, N., Giordano, F., Gliwny, P., Grau, R., Green, J. G., Hadasch, D., Hahn, A., Heckmann, L., Herrera, J., Hovatta, T., Hrupec, D., Hütten, M., Imazawa, R., Inada, T., Iotov, R., Ishio, K., Martínez, I. Jiménez, Jormanainen, J., Kerszberg, D., Kluge, G. W., Kobayashi, Y., Kouch, P. M., Kubo, H., Kushida, J., Lezáun, M. Láinez, Lamastra, A., Leone, F., Lindfors, E., Liodakis, I., Lombardi, S., Longo, F., López-Moya, M., López-Oramas, A., Loporchio, S., Lorini, A., Fraga, B. Machado de Oliveira, Majumdar, P., Makariev, M., Maneva, G., Mang, N., Manganaro, M., Mannheim, K., Mariotti, M., Martínez, M., Martínez-Chicharro, M., Mas-Aguilar, A., Mazin, D., Menchiari, S., Mender, S., Miceli, D., Miener, T., Miranda, J. M., Mirzoyan, R., González, M. Molero, Molina, E., Mondal, H. A., Moralejo, A., Morcuende, D., Nakamori, T., Nanci, C., Neustroev, V., Nigro, C., Nikolić, L., Nilsson, K., Nishijima, K., Ekoume, T. Njoh, Noda, K., Nozaki, S., Ohtani, Y., Okumura, A., Otero-Santos, J., Paiano, S., Palatiello, M., Paneque, D., Paoletti, R., Paredes, J. M., Pavlović, D., Persic, M., Pihet, M., Pirola, G., Podobnik, F., Moroni, P. G. Prada, Prandini, E., Principe, G., Priyadarshi, C., Rhode, W., Ribó, M., Rico, J., Righi, C., Sahakyan, N., Saito, T., Satalecka, K., Saturni, F. G., Schleicher, B., Schmidt, K., Schmuckermaier, F., Schubert, J. L., Schweizer, T., Sciaccaluga, A., Sitarek, J., Spolon, A., Stamerra, A., Strišković, J., Strom, D., Suda, Y., Suutarinen, S., Tajima, H., Takeishi, R., Tavecchio, F., Temnikov, P., Terauchi, K., Terzić, T., Teshima, M., Tosti, L., Truzzi, S., Tutone, A., Ubach, S., van Scherpenberg, J., Ventura, S., Verguilov, V., Viale, I., Vigorito, C. F., Vitale, V., Walter, R., Wunderlich, C., Yamamoto, T., collaborators, MWL, Jermak, H., Steele, I. A., Smith, P. S., Blinov, D., Raiteri, C. M., Villata, M., Mirzaqulov, D. O., Kurtanidze, S. O., Carosati, D., Savchenko, S. S., Acosta-Pulido, J. A., Borman, G. A., Bozhilov, V., Carnerero, M. I., Chigladze, R. A., Damljanovic, G., Ehgamberdiev, S. A., Feige, M., Grishina, T. S., Gupta, A. C., Hagen-Thorn, V. A., Ibryamov, S., Ivanidze, R. Z., Jorstad, S. G., Kania, J., Kimeridze, G. N., Kopatskaya, E. N., Kopp, M., Kunkel, L., Kurtanidze, O. M., Larionov, V. M., Larionova, E. G., Larionova, L. V., Lorey, C., Marchini, A., Marscher, A. P., Minev, M., Morozova, D. A., Nikolashvili, M. G., Ovcharov, E., Reinhart, D., Sadun, A. C., Scherbantin, A., Schneider, L., Semkov, E., Sigua, L. A., Steineke, R., Troitskaya, Yu. V., Troitskiy, I. S., Valcheva, A., Vasilyev, A. A., Vince, O., Zaharieva, E., Zottmann, N., Kiehlmann, S., Readhead, A., Max-Moerbeck, W., Reeves, R. A., Sandrinelli, A., Ramazani, V. Fallah, Giroletti, M., Righini, S., Marchili, N., Patricelli, B., Ghirlanda, G., Lico, R.
PG 1553+113 is one of the few blazars with a convincing quasi-periodic emission in the gamma-ray band. The source is also a very high-energy (VHE; >100 GeV) gamma-ray emitter. To better understand its properties and identify the underlying physical p
Externí odkaz:
http://arxiv.org/abs/2403.02159
Autor:
Kann, D. A., White, N. E., Ghirlanda, G., Oates, S. R., Melandri, A., Jelinek, M., Postigo, A. de Ugarte, Levan, A. J., Martin-Carrillo, A., Paek, G. S. -H., Izzo, L., Blazek, M., Thone, C., Fernandez, J. F. Agui, Salvaterra, R., Tanvir, N. R., Chang, T. -C., O'Brien, P., Rossi, A., Perley, D. A., Im, M., Malesani, D. B., Antonelli, A., Covino, S., Choi, C., D'Avanzo, P., D'Elia, V., Dichiara, S., Fausey, H. M., Fugazza, D., Gomboc, A., Gorski, K. M., Granot, J., Guidorzi, C., Hanlon, L., Hartmann, D. H., Hudec, R., Jun, H. D., Kim, J., Kim, Y., Klose, S., Kluzniak, W., Kobayashi, S., Kouveliotou, C., Lidz, A., Marongiu, M., Martone, R., Meintjes, P., Mundell, C. G., Murphy, D., Nalewajko, K., Park, W. -K., Sz'ecsi, D., Smith, R. J., Stecklum, B., Steele, I. A., Strobl, J., Sung, H. -I, Updike, A., Urata, Y., van der Horst, A. J.
Publikováno v:
A&A 686, A56 (2024)
Gamma-ray bursts (GRBs) are ideal probes of the Universe at high redshift (z > 5), pinpointing the locations of the earliest star-forming galaxies and providing bright backlights that can be used to spectrally fingerprint the intergalactic medium and
Externí odkaz:
http://arxiv.org/abs/2403.00101
Publikováno v:
A&A 685, A166 (2024)
The study of the high-energy (MeV-GeV) part of GRBs spectrum can play a crucial role in investigating the physics of the prompt emission, but it is often hampered by low statistic and the paucity of GeV observations. In this work, we analyze the prom
Externí odkaz:
http://arxiv.org/abs/2312.02259
Autor:
Giarratana, S., Salafia, O. S., Giroletti, M., Ghirlanda, G., Rhodes, L., Atri, P., Marcote, B., Yang, J., An, T., Anderson, G., Bright, J. S., Farah, W., Fender, R., Leung, J. K., Motta, S. E., Pérez-Torres, M., van der Horst, A. J.
We observed $\gamma$-ray burst (GRB) 221009A using very long baseline interferomety (VLBI) with the European VLBI Network (EVN) and the Very Long Baseline Array (VLBA), over a period spanning from 40 to 262 days after the initial GRB. The high angula
Externí odkaz:
http://arxiv.org/abs/2311.05527
Autor:
Colombo, Alberto, Duqué, Raphaël, Salafia, Om Sharan, Broekgaarden, Floor S., Iacovelli, Francesco, Mancarella, Michele, Andreoni, Igor, Gabrielli, Francesco, Ragosta, Fabio, Ghirlanda, Giancarlo, Fragos, Tassos, Levan, Andrew J., Piranomonte, Silvia, Melandri, Andrea, Giacomazzo, Bruno, Colpi, Monica
Publikováno v:
A&A 686, A265 (2024)
The existence of merging black hole-neutron star (BHNS) binaries has been ascertained through the observation of their gravitational wave (GW) signals. However, to date, no definitive electromagnetic (EM) emission has been confidently associated with
Externí odkaz:
http://arxiv.org/abs/2310.16894