Milagro limits and HAWC sensitivity for the rate-density of evaporating primordial black holes
- Michigan State Univ., East Lansing, MI (United States). Dept. of Physics and Astronomy
- Univ. Nacional Autonoma de Mexico (UNAM), Mexico City (Mexico). Inst. de Fisica
- Univ. of California, Irvine, CA (United States). Dept. of Physics and Astronomy
- Univ. Autonoma de Chiapas (Mexico). Centro de Estudios en Fisica y Matematicas Basicas y Aplicadas (CEFyMAP)
- Univ. Michoacana de San Nicolas de Hidalgo, Morelia (Mexico)
- Univ. Autonoma de Chiapas, Tuxtla Gutierrez (Mexico).
- Univ. of California, Santa Cruz, CA (United States). Santa Cruz Inst. for Particle Physics
- Univ. of Utah, Salt Lake City, UT (United States). Dept. of Physics and Astronomy
- Univ. of Maryland, College Park, MD (United States). Dept. of Physics
- Univ. Politecnica de Pachuca (Mexico)
- NASA Goddard Space Flight Center (GSFC), Greenbelt, MD (United States); Univ. of Maryland, College Park, MD (United States). Dept. of Physics
- Univ. Nacional Autonoma de Mexico (UNAM), Mexico City (Mexico). Inst. de Fisica
- Univ. of Rochester, NY (United States). Dept. of Physics and Astronomy
- Inst. Nacional de Astrofisica, Optica y Electronica, Puebla (Mexico)
- Univ. Nacional Autonoma de Mexico (UNAM), Mexico City (Mexico). Inst. de Geofisica
- Inst. Politecnico Nacional (IPN), Zacatenco (Mexico). Centro de Investigacion y de Estudios Avanzados (CINVESTAV). Physics Dept.
- Benemerita Univ. Autónoma de Puebla (BUAP) (Mexico). Facultad de Ciencias Fisico Matematicas
- New York Univ. (NYU), NY (United States). Dept. of Physics
- Univ. de Guadalajara, Jalisco (Mexico). IAM-Dept. de Fisica, Dept. de Electronica (CUCEI), IT.Phd (CUCEA), Phys_Mat. Phd (CUVALLES)
- Michigan State Univ., East Lansing, MI (United States). Dept. of Physics and Astronomy; Pennsylvania State Univ., State College, PA (United States)
- Benemerita Universidad Autónoma de Puebla (BUAP) (Mexico). Facultad de Ciencias FÃsico Matematicas
- Univ. of Wisconsin, Madison, WI (United States). Dept. of Physics
- Los Alamos National Lab. (LANL), Los Alamos, NM (United States). Physics Division
- George Mason Univ., Fairfax, VA (United States). School of Physics, Astronomy, and Computational Sciences; Univ. of Maryland, College Park, MD (United States). Dept. of Physics
- Univ. Nacional Autonoma de Mexico (UNAM), Mexico City (Mexico). Inst. de Astronomia
- Colorado State Univ., Fort Collins, CO (United States). Physics Dept.
- NASA Goddard Space Flight Center (GSFC), Greenbelt, MD (United States)
- Michigan Technological Univ., Houghton, MI (United States). Dept. of Physics
- Univ. of New Mexico, Albuquerque, NM (United States). Dept. of Physics and Astronomy
- Georgia Inst. of Technology, Atlanta, GA (United States). School of Physics and Center for Relativistic Astrophysics
- Inst. Politecnico Nacional (IPN), Mexico City (Mexico). Centro de Investigacion en Computacion
- Univ. of North Florida, Jacksonville, FL (United States). Dept. of Physics
- Benemerita Universidad Autónoma de Puebla (BUAP) (Mexico). Facultad de Ciencias Físico Matematicas
- Univ. Autonoma del Estado de Hidalgo, Pachuca (Mexico)
- Univ. of New Hampshire, Durham, NH (United States). Dept. of Physics
- Pennsylvania State Univ., State College, PA (United States). Dept of Physics
- Univ. Nacional Autonoma de Mexico (UNAM), Mexico City (Mexico). Inst. de Ciencias Nucleares
- Univ. de Guadalajara, Jalisco (Mexico). IAM-Dept. de Fisica, Dept. de Electronica (CUCEI), IT.Phd (CUCEA), Phys_Mat. Phd (CUVALLES); Univ. Nacional Autonoma de Mexico (UNAM), Mexico City (Mexico). Inst. de Ciencias Nucleares
- Univ. of Maryland, College Park, MD (United States). Dept. of Physics; Univ. Nacional Autonoma de Mexico (UNAM), Mexico City (Mexico). Inst. de Ciencias Nucleares
- Univ. of New Hampshire, Durham, NH (United States). Space Science Center
- Univ. of California, Santa Cruz, CA (United States). Santa Cruz Inst. for Particle Physics; Univ. of Hong Kong (China). Dept. of Physics
- Univ. of Alabama, Tuscaloosa, AL (United States). Dept. of Physics and Astronomy
- Los Alamos National Lab. (LANL), Los Alamos, NM (United States). Physics Division; Michigan State Univ., East Lansing, MI (United States)
Primordial Black Holes (PBHs) are gravitationally collapsed objects that may have been created by density fluctuations in the early universe and could have arbitrarily small masses down to the Planck scale. Hawking showed that due to quantum effects, a black hole has a temperature inversely proportional to its mass and will emit all species of fundamental particles thermally. PBHs with initial masses of ~ 5.0 × 10¹⁴ g should be expiring in the present epoch with bursts of high-energy particles, including gamma radiation in the GeV – TeV energy range. The Milagro high energy observatory, which operated from 2000 to 2008, is sensitive to the high end of the PBH evaporation gamma-ray spectrum. Due to its large field-of-view, more than 90% duty cycle and sensitivity up to 100 TeV gamma rays, the Milagro observatory is well suited to perform a search for PBH bursts. Based on a search on the Milagro data, we report new PBH burst rate density upper limits over a range of PBH observation times. In addition, we report the sensitivity of the Milagro successor, the High Altitude Water Cherenkov (HAWC) observatory, to PBH evaporation events.
- Research Organization:
- Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)
- Sponsoring Organization:
- USDOE Office of Science (SC), High Energy Physics (HEP)
- Grant/Contract Number:
- 55155; 103520; 105033; 105666; 122331; 132197; IG100414-3; IN108713; IN121309; IN115409; 161-EXC-2011; AC52-06NA25396
- OSTI ID:
- 1193383
- Alternate ID(s):
- OSTI ID: 1250257
- Report Number(s):
- LA-UR-15-20829; PII: S0927650514001625; TRN: US1500530
- Journal Information:
- Astroparticle Physics, Vol. 64, Issue C; ISSN 0927-6505
- Publisher:
- ElsevierCopyright Statement
- Country of Publication:
- United States
- Language:
- English
Web of Science
Similar Records
Setting Upper Limits on the Local Burst Rate Density of Primordial Black Holes Using HAWC
Primordial Black Holes: Observational characteristics of the final evaporation