On the sensitivity of the HAWC observatory to gamma-ray bursts
Por:
Abeysekara, AU, Aguilar, JA, Aguilar, S, Alfaro, R, Almaraz, E, Alvarez-Romero, JD, Alvarez, C, Alvarez, M, Arceo, R, Arteaga-Velazquez, JC, Badillo, C, Barber, A, Baughman, BM, Bautista-Elivar, N, Belmont, E, Benitez, E, BenZvi, SY, Berley, D, Bernal, A, Bonamente, E, Braun, J, Caballero-Lopez, R, Cabrera, I, Carraminana, A, Carrasco, L, Castillo, M, Chambers, L, Conde, R, Condreay, P, Cotti, U, Cotzomi, J, D'Olivo, JC, de la Fuente, E, De Leon, C, Delay, S, Delepine, D, DeYoung, T, Diaz-Cruz, L, Diaz, L, Dingus, BL, Duvernois, MA, Edmunds, D, Ellsworth, RW, Fick, B, Flandes, A, Florino, DW, Fraija, NI, Galindo, A, Garcia-Luna, JL, Garcia-Torales, G, Garfias, F, Gonzalez, LX, Gonzalez, MM, Goodman, JA, Grabski, V, Gussert, M, Guzman-Ceron, C, Hampel-Arias, Z, Harris, T, Harris, T, Hays, E, Hernandez-Cervantes, L, Huntemeyer, PH, Imran, A, Iriarte, A, Jimenez, JJ, Karn, P, Kelley-Hoskins, N, Kieda, D, Langarica, R, Lara, A, Lauer, R, Lee, WH, Linares, EC, Linnemann, JT, Longo, M, Luna-Garcia, R, Martinez-Castro, J, Martinez, H, Martinez, J, Martinez, LA, Martinez, O, Martos, M, Matthews, J, McEnery, JE, Medina-Tanco, G, Mendoza-Torres, JE, Miranda-Romagnoli, PA, Montaruli, T, Moreno, E, Mostafa, M, Napsuciale, M, Nava, J, Nellen, L, Newbold, M, Noriega-Papaqui, R, Oceguera-Becerra, T, Orozco, V, Perez-Perez, EG, Perez, V, Perkins, JS, Pretz, J, Ramirez, C, Ramirez, I, Rebello, D, Rebello, D, Renteria, A, Reyes, J, Rosa-Gonzalez, D, Rosado, A, Ryan, JM, Sacahui, JR, Salazar, H, Salesa, F, Sandoval, A, Santos, E, Schneider, M, Shoup, A, Silich, S, Sinnis, G, Smith, AJ, Sparks, K, Springer, W, Suarez, F, Suarez, N, Taboada, I, Taboada, I, Tapia, AO, Tellez, AF, Tenorio-Tagle, G, Tepe, A, Tepe, A, Toale, PA, Tollefson, K, Torres, I, Ukwatta, TN, Valdes-Galicia, J, Vanegas, P, Vasileiou, V, Vazquez, O, Vazquez, X, Villasenor, L, Wall, W, Walters, JS, Warner, D, Westerhoff, S, Wisher, IG, Wood, J, Yodh, GB, Zaborov, D, Zepeda, A
Publicada:
1 may 2012
Categoría:
Astronomy and Astrophysics
Resumen:
We present the sensitivity of HAWC to gamma ray bursts (GRBs). HAWC is a very high-energy gamma-ray observatory currently under construction in Mexico at an altitude of 4100 m. It will observe atmospheric air showers via the water Cherenkov method. HAWC will consist of 300 large water tanks instrumented with 4 photomultipliers each. HAWC has two data acquisition (DAQ) systems. The main DAQ system reads out coincident signals in the tanks and reconstructs the direction and energy of individual atmospheric showers. The scaler DAQ counts the hits in each photomultiplier tube (PMT) in the detector and searches for a statistical excess over the noise of all PMTs. We show that HAWC has a realistic opportunity to observe the high-energy power law components of GRBs that extend at least up to 30 GeV, as it has been observed by Fermi LAT. The two DAQ systems have an energy threshold that is low enough to observe events similar to GRB 090510 and GRB 090902b with the characteristics observed by Fermi LAT. HAWC will provide information about the high-energy spectra of GRBs which in turn could help to understanding about e-pair attenuation in GRB jets, extragalactic background light absorption, as well as establishing the highest energy to which GRBs accelerate particles. © 2012 Elsevier B.V. All rights reserved.
Filiaciones:
Aguilar, S:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Alfaro, R:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Almaraz, E:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Alvarez, M:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Badillo, C:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Belmont, E:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Benitez, E:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 04510, DF, Mexico
Bernal, A:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 04510, DF, Mexico
Caballero-Lopez, R:
Univ Nacl Autonoma Mexico, Inst Geofis, Cu Mexico 04510, DF, Mexico
Cabrera, I:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
D'Olivo, JC:
Univ Nacl Autonoma Mexico, Inst Ciencias Nucl, Mexico City 04510, DF, Mexico
Diaz, L:
Univ Nacl Autonoma Mexico, Inst Ciencias Nucl, Mexico City 04510, DF, Mexico
Flandes, A:
Univ Nacl Autonoma Mexico, Inst Geofis, Cu Mexico 04510, DF, Mexico
Fraija, NI:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 04510, DF, Mexico
Garfias, F:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 04510, DF, Mexico
Gonzalez, MM:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 04510, DF, Mexico
Grabski, V:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Guzman-Ceron, C:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 04510, DF, Mexico
Hernandez-Cervantes, L:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 04510, DF, Mexico
Iriarte, A:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 04510, DF, Mexico
Langarica, R:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 04510, DF, Mexico
Lee, WH:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 04510, DF, Mexico
Martinez, J:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Martinez, LA:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 04510, DF, Mexico
Martos, M:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 04510, DF, Mexico
Medina-Tanco, G:
Univ Nacl Autonoma Mexico, Inst Ciencias Nucl, Mexico City 04510, DF, Mexico
Nellen, L:
Univ Nacl Autonoma Mexico, Inst Ciencias Nucl, Mexico City 04510, DF, Mexico
Orozco, V:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Perez, V:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Ramirez, I:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Renteria, A:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Sacahui, JR:
Univ Nacl Autonoma Mexico, Inst Astron, Mexico City 04510, DF, Mexico
Sandoval, A:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Suarez, F:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Valdes-Galicia, J:
Univ Nacl Autonoma Mexico, Inst Geofis, Cu Mexico 04510, DF, Mexico
Vanegas, P:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Vazquez, O:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
Vazquez, X:
Univ Nacl Autonoma Mexico, Inst Fis, Mexico City 01000, DF, Mexico
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