telescope: Gamma-ray telescopes
GRAINE project: precise gamma-ray observations with balloon-borne emulsion telescope
... cosmic gamma rays is important in the understanding of high-energy objects or phenomena in the ...Area Telescope onboard the Fermi Gamma-ray Space Tele- scope (Fermi-LAT) has surveyed the ...
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Development of the Advance Energetic Pair Telescope (AdEPT) for medium-energy gamma- ray astronomy
... high-energy gamma-ray telescopes with excellent gamma-ray angular resolution ...from gamma-ray pair ...of gamma-ray polarization, a new tool to study ...
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Gas micro-well track imaging detectors for gamma- ray astronomy
... GeV) gamma-ray astrophysics require greatly improved angular resolution over past or currently planned missions such as ...in gamma-rays, allowing their source populations and cosmic ray ...
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Development of a telescope for medium-energy gamma-ray astronomy
... MeV) gamma-ray science has been extensive. Both of these telescopes cover a broad energy range from ~20 MeV to >10 ...follow-on gamma-ray mission ...
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Gamma-Ray Burst Progenitors
... Fig. 6 The characteristic visibility horizons for the detection of different observational manifestations of compact object mergers. The top panel shows all the likely signatures overplotted for comparison, while they ...
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GRAINE balloon experiment in 2015 - Precise observations of cosmic gamma rays by a high-resolution emulsion telescope
... cosmic gamma rays are important for studying high energy phenomena in the ...Area Telescope on the Fermi satellite has surveyed the whole gamma-ray sky in the sub-GeV/GeV energy region, and ...
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MEGA: the next generation Medium Energy Gamma-ray Telescope
... creation telescopes, will employ two separate detectors to accomplish this task: a tracker, in which the initial Compton scatter or pair conversion takes place, and a calorimeter, which absorbs and measures the ...
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Afterglow Observations of Fermi Large Area Telescope Gamma-ray Bursts and the Emerging Class of Hyper-energetic Events
... Under the control of Skynet, four of the 16 inch diameter PROMPT telescopes (Reichart et al. 2005) at the Cerro Tololo Inter-American Observatory (CTIO) observed the Fermi-LAT localization of GRB 090926A beginning ...
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University of New Hampshire University of New Hampshire Scholars' Repository
... energy gamma-ray ...production telescopes due to the fact that the azimuthal orientation of the electron-positron plane is weakly correlated with the incident photon’s electric field vector ...pair ...
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Observations with the High Altitude GAmma-Ray (HAGAR) telescope array in the Indian Himalayas
... Altitude GAmma-Ray (HAGAR) ar- ray is a wavefront sampling array of 7 telescopes, set-up at Hanle, at 4270 m amsl, in the Ladakh region of the Hi- malayas (Northern ...HImalayan ...
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On the Gamma Ray Bursts Origin
... In additionally, the ultraluminous X-ray sources (ULXs) generation mechanism on a method of direct transformation of intergalactic gamma-rays (and so bursts) to the current on spin shock-waves and ...
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The Cygnus region of the galaxy: A VERITAS perspective
... cosmic ray accelerators, including supernova remnants, massive star clusters, and pulsar wind ...several gamma-ray observatories sensitive in different energy bands, including the identification by ...
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High Energy Atmospheric Physics: Ball Lightning
... Terrestrial Gamma-Ray Flashes were first detected by chance by NASA’s Earth-orbiting Compton gamma ray ...and gamma rays, coming from ...
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Highlights from the COS-B mission
... the gamma-ray ...Galactic gamma—ray intensity distribution is obtained over the entire Galactic plane using the HI and CO distributions, and a small galactocentric gradient in the ...
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The radio/gamma-ray connection from 120 MHz to 230 GHz
... of gamma-ray catalogues; they made up about one half of the historical EGRET third catalogue [17], and nearly 40% of the third Fermi Large Area Telescope (LAT) catalogue [3FGL, 3], the largest and ...
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The host galaxies and explosion sites of long duration gamma ray bursts: Hubble Space Telescope near infrared imaging
... We present the results of a Hubble Space Telescope WFC3/F160W SNAPSHOT sur- vey of the host galaxies of 39 long-duration gamma-ray bursts (LGRBs) at z < 3. We have non-detections of hosts at the ...
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Gamma-Ray Dose Measurement with Radio-Photoluminescence Glass Dosimeter in Mixed Radiation Field for BNCT
... and gamma-rays exist, it is known that it is difficult to measure each radiation dose separately, because the detectors have sensitivity to both of ...since gamma-rays are also existing, it is very ...
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Detailed Study of Radon Spatial Anomaly in Tlamacas Mountain Area, Volcano Popocatepetl, Mexico
... and gamma ray spectrometry revealed intensive radon and gamma ray emanation located in the area of Tlamacas Mountain; the radon concentrations in the Tlamacas area were 10 - 20 times greater ...
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Hui, Chung Yue (2007): X-Ray Observations of Neutron Stars with XMM-Newton & Chandra. Dissertation, LMU München: Fakultät für Physik
... Observatories in the last decade, including BeppoSAX, ASCA, ROSAT and RXTE, had helped us to make a big leap in X-ray neutron star astronomy. However, none of these facilities possessed the capability of wide ...
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Design and operation of a field telescope for cosmic ray geophysical tomography
... The global data acquisition system is built as a network of “smart sensors” (Girerd et al., 2000). Once the data is collected by the multichannel chips, they are digitized and pre-processed by an Ethernet controller ...
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