Search Results - "Kippen, M"

First results on terrestrial gamma ray flashes from the Fermi Gamma-ray Burst Monitor by Briggs, M. S., Fishman, G. J., Connaughton, V., Bhat, P. N., Paciesas, W. S., Preece, R. D., Wilson-Hodge, C., Chaplin, V. L., Kippen, R. M., von Kienlin, A., Meegan, C. A., Bissaldi, E., Dwyer, J. R., Smith, D. M., Holzworth, R. H., Grove, J. E., Chekhtman, A.

“…The Gamma‐ray Burst Monitor (GBM) on the Fermi Gamma‐ray Space Telescope detected 12 intense terrestrial gamma ray flashes (TGFs) during its first year of…”
Get full text

Associations between Fermi Gamma-ray Burst Monitor terrestrial gamma ray flashes and sferics from the World Wide Lightning Location Network by Connaughton, V., Briggs, M. S., Holzworth, R. H., Hutchins, M. L., Fishman, G. J., Wilson-Hodge, C. A., Chaplin, V. L., Bhat, P. N., Greiner, J., von Kienlin, A., Kippen, R. M., Meegan, C. A., Paciesas, W. S., Preece, R. D., Cramer, E., Dwyer, J. R., Smith, D. M.

“…We report on a search for correlations between terrestrial gamma ray flashes (TGFs) detected by the Fermi Gamma‐ray Burst Monitor (GBM) and lightning strokes…”
Get full text

Fluence distribution of terrestrial gamma ray flashes observed by the Fermi Gamma-ray Burst Monitor by Tierney, D., Briggs, M. S., Fitzpatrick, G., Chaplin, V. L., Foley, S., McBreen, S., Connaughton, V., Xiong, S., Byrne, D., Carr, M., Bhat, P. N., Fishman, G. J., Greiner, J., Kippen, R. M., Meegan, C. A., Paciesas, W. S., Preece, R. D., von Kienlin, A., Wilson-Hodge, C.

“…The observed γray fluence distribution of terrestrial gamma ray flashes (TGFs) detected by the Fermi Gamma‐ray Burst Monitor (GBM) is altered by instrumental…”
Get full text

Pulse properties of terrestrial gamma-ray flashes detected by the Fermi Gamma-Ray Burst Monitor by Foley, S., Fitzpatrick, G., Briggs, M. S., Connaughton, V., Tierney, D., McBreen, S., Dwyer, J. R., Chaplin, V. L., Bhat, P. N., Byrne, D., Cramer, E., Fishman, G. J., Xiong, S., Greiner, J., Kippen, R. M., Meegan, C. A., Paciesas, W. S., Preece, R. D., von Kienlin, A., Wilson-Hodge, C.

“…The Gamma‐ray Burst Monitor (GBM) on board the Fermi Gamma‐ray Space Telescope has triggered on over 300 terrestrial gamma‐ray flashes (TGFs) since its launch…”
Get full text

Observation of X-ray Lines from a Gamma-Ray Burst (GRB991216): Evidence of Moving Ejecta from the Progenitor by Piro, L., Garmire, G., Garcia, M., Stratta, G., Costa, E., Feroci, M., Mészáros, P., Vietri, M., Bradt, H., Frail, D., Frontera, F., Halpern, J., Heise, J., Hurley, K., Kawai, N., Kippen, R. M., Marshall, F., Murakami, T., Sokolov, V. V., Takeshima, T., Yoshida, A.

“…We report on the discovery of two emission features observed in the x-ray spectrum of the afterglow of the gamma-ray burst (GRB) of 16 December 1999 by the…”
Get full text

A giant γ-ray flare from the magnetar SGR 1806-20 by Palmer, D. M, Barthelmy, S, Gehrels, N, Kippen, R. M, Cayton, T, Kouveliotou, C, Eichler, D, Wijers, R. A. M. J, Woods, P. M, Granot, J, Lyubarsky, Y. E, Ramirez-Ruiz, E, Barbier, L, Chester, M, Cummings, J, Fenimore, E. E, Finger, M. H, Gaensler, B. M, Hullinger, D, Krimm, H, Markwardt, C. B, Nousek, J. A, Parsons, A, Patel, S, Sakamoto, T, Sato, G, Suzuki, M, Tueller, J

“…Two classes of rotating neutron stars-soft γ-ray repeaters (SGRs) and anomalous X-ray pulsars-are magnetars, whose X-ray emission is powered by a very strong…”
Get full text

Ground-based calibration and characterization of the Fermi gamma-ray burst monitor detectors by Bissaldi, E., von Kienlin, A., Lichti, G., Steinle, H., Bhat, P. N., Briggs, M. S., Fishman, G. J., Hoover, A. S., Kippen, R. M., Krumrey, M., Gerlach, M., Connaughton, V., Diehl, R., Greiner, J., van der Horst, A. J., Kouveliotou, C., McBreen, S., Meegan, C. A., Paciesas, W. S., Preece, R. D., Wilson-Hodge, C. A.

“…One of the scientific objectives of NASA’s Fermi Gamma-ray Space Telescope is the study of Gamma-Ray Bursts (GRBs). The Fermi Gamma-Ray Burst Monitor (GBM) was…”
Get full text

Observations of GRB 990123 by the Compton Gamma Ray Observatory by Briggs, M. S, Band, D. L, Kippen, R. M, Preece, R. D, Kouveliotou, C, van Paradijs, J, Share, G. H, Murphy, R. J, Matz, S. M, Connors, A, Winkler, C, McConnell, M. L, Ryan, J. M, Williams, O. R, Young, C. A, Dingus, B, Catelli, J. R, Wijers, R. A. M. J

Get full text

Temporal properties of the terrestrial gamma-ray flashes from the Gamma-Ray Burst Monitor on the Fermi Observatory by Fishman, G. J., Briggs, M. S., Connaughton, V., Bhat, P. N., Paciesas, W. S., von Kienlin, A., Wilson-Hodge, C., Kippen, R. M., Preece, R., Meegan, C. A., Greiner, J.

“…The Gamma‐Ray Burst Monitor (GBM) on the Fermi Gamma‐Ray Space Telescope (Fermi) detected 50 terrestrial gamma‐ray flashes (TGFs) during its first 20 months of…”
Get full text

Analysis Methods and Results of a Search for Weak Gamma-Ray Bursts in the BATSE Data by Mitrofanov, I. G, Anfimov, D. S, Briggs, M. S, Fishman, G. J, Kippen, R. M, Kozyrev, A. S, Litvak, M. L, Meegan, C. A, Paciesas, W. S, Preece, R. D, Sanin, A. B

“…We report initial results on the statistical properties of the dimmest gamma-ray bursts (GRBs) observed with the Burst and Transient Source Experiment (BATSE),…”
Get full text

Gamma-Ray-Burst Spectral Shapes from 2 keV to 500 MeV by Schaefer, Bradley E, Palmer, D, Dingus, B. L, Schneid, E. J, Schoenfelder, V, Ryan, J, Winkler, C, Hanlon, L, Kippen, R. M, Connors, A

Get full text

On the Association of Gamma-Ray Bursts with Supernovae by Kippen, R. M, Briggs, M. S, Kommers, J. M, Kouveliotou, C, Hurley, K, Robinson, C. R, van Paradijs, J, Hartmann, D. H, Galama, T. J, Vreeswijk, P. M

Get full text

First Results from Fermi Gamma-ray Burst Monitor Earth Occultation Monitoring: Observations of Soft Gamma-ray Sources Above 100 keV by Case, G. L, Cherry, M. L, Wilson-Hodge, C. A, Camero-Arranz, A, Rodi, J. C, Chaplin, V, Finger, M. H, Jenke, P, Beklen, E, Bhat, P. N, Briggs, M. S, Connaughton, V, Greiner, J, Kippen, R. M, Meegan, C. A, Paciesas, W. S, Preece, R, von Kienlin, A

“…The NaI and BGO detectors on the Gamma-ray Burst Monitor (GBM) on Fermi are now being used for long-term monitoring of the hard X-ray/low-energy gamma-ray sky…”
Get full text

No Evidence for Gamma-Ray Burst/Abell Cluster or Gamma-Ray Burst/Radio-quiet Quasar Correlations by Hurley, K, Hartmann, D. H, Kouveliotou, C, Kippen, R. M, Laros, J, Cline, T, Boer, M

Get full text

Simulation study of COSMIC-a Compton telescope all-sky monitor concept for low-energy gamma-ray astronomy by Kippen, R.M., Paciesas, W.S., Pendleton, G.N., Swartz, D.A.

“…The highly transient nature of cosmic low-energy gamma-ray sources offers unique insight into the astrophysics of extreme processes. Sensitive, long-term,…”
Get full text

Gamma-ray imaging with a Si/CsI(Tl) Compton detector by Hoover, A.S., Sullivan, J.P., Baird, B., Brumby, S.P., Kippen, R.M., McCluskey, C.W., Rawool-Sullivan, M.W., Sorensen, E.B.

“…We present results from Compton imaging of gamma-ray sources using an instrument constructed from thin silicon scattering detectors and CsI(Tl) absorbing…”
Get full text

Characteristics of gamma-ray bursts at MeV energies measured by COMPTEL by Kippen, R.M., Ryan, J.M., Connors, A., Winkler, C., Schönfelder, V., Kuiper, L., McConnell, M., Varendorff, M., Hermsen, W., Collmar, W.

“…We present results from the spectral analysis of 29 gamma-ray bursts measured by the COMPTEL Telescope instrument (0.75–30 MeV) during the period from April…”
Get full text

Results from the SIFTER (Scintillating Fiber Telescope for Energetic Radiation) beam test apparatus by Kippen, R.M., Mallozzi, R.S., Rielage, K., Pendleton, G.N., Christl, M.J., Hink, P.L., Binns, W.R., Dowkonti, P., Epstein, J.W., Fishman, G.J., Parnell, T.A., Wilson, R.B., Richardson, G.A., Buckley, J.H., Israel, M.H., Koshut, T.M.

“…The Scintillating Fiber Telescope for Energetic Radiation (SIFTER) is a large-area instrument concept for high-energy (E>10 MeV) gamma-ray astronomy. It takes…”
Get full text

A balloon-borne coded aperture telescope for ARC-minute angular resolution at hard X-ray energies by Ryan, J., Boykin, V., Kippen, R.M., Larson, K., Macri, J., Mayer, M., McConnell, M., Altice, P., Cherry, M.L., Ellison, S.B., Price, B., Guzik, T.G., Lockwood, R., Barakat, M.B., Johnston, K., Zotov, N., Elaasar, M.

“…We describe the development of a new balloon-borne telescope known as MARGIE (Minute-of-Arc Resolution Gamma ray Imaging Experiment). It is a coded aperture…”
Get full text

The LANL prototype Compton gamma-ray imager: design and image reconstruction techniques by Hoover, A.S., Kippen, R.M., Sullivan, J.P., Rawool-Sullivan, M.W., Baird, W., Sorensen, E.B.

“…Today we face serious threats from radiological dispersion devices, improvised nuclear devices, and unsecured nuclear materials. Detectors which are currently…”
Get full text