The Effect of Dust Geometry on the Lyα Output of Galaxies (2009)
Scarlata, C., Colbert, J., Teplitz, H. I., Panagia, N., Hayes, M., Siana, B., ...
We present the optical spectroscopic follow-up of 31 z = 0.3 Lyα emitters, previously identified by Deharveng et al. We find that 17% of the Lyα emitters have line ratios that require the hard...
PKS 0537-286, carrying the information of the environment of SMBHs in the early Universe (2009)
Bottacini, E., Ajello, M., Greiner, J., Pian, E., Rau, A., Palazzi, E., ...
We present the results of a multifrequency campaign on the high-redshift (z = 3.1) blazar PKS 0537-286. The source was observed at different epochs from 2006 to 2008 with INTEGRAL and Swift, and...
The effect of dust geometry on the Lyman-alpha output of galaxies (2009)
Scarlata, C., Colbert, J., Teplitz, H. I., Panagia, N., Hayes, M., Siana, B., ...
We present the optical spectroscopic follow-up of 31 z=0.3 Lyman-alpha (Lya) emitters, previously identified by Deharveng et al. (2008). We find that 17% of the Lya emitters have line ratios that...
The bright optical/NIR afterglow of the faint GRB 080710 - Evidence for a jet viewed off axis (2009)
Krühler, T., Greiner, J., Afonso, P., Burlon, D., Clemens, C., Filgas, R., ...
We investigate the optical/near-infrared light curve of the afterglow of GRB 080710 in the context of rising afterglows. Optical and near-infrared photometry was performed using the seven channel...
Komossa, S., Zhou, H., Rau, A., Dopita, M., Gal-Yam, A., Greiner, J., ...
The galaxy SDSSJ095209.56+214313.3 (SDSSJ0952+2143 hereafter) showed remarkable emission-line and continuum properties and strong emission-line variability first reported in 2008 (Paper I). The...
The Interplanetary Network Supplement to the HETE-2 Gamma-Ray Burst Catalog (2009)
Hurley, K., Barraud, C., Pelangeon, A., Boer, M., Vanderspek, R., ...
Between 2000 November and 2006 May, one or more spacecraft of the interplanetary network (IPN) detected 226 cosmic gamma-ray bursts that were also detected by the FREGATE experiment aboard the...
Hurley, K., Rowlinson, A., Bellm, E., Perley, D., Mitrofanov, I. G., Golovin, D. V., ...
GRB 051103 is considered to be a candidate soft gamma repeater (SGR) extragalactic giant magnetar flare by virtue of its proximity on the sky to M81/M82, as well as its time history, localization,...
The evolution of Swift/BAT blazars and the origin of the MeV background (2009)
Ajello, M., Costamante, L., Sambruna, R. M., Gehrels, N., Chiang, J., Rau, A., ...
We use three years of data from the Swift/Burst Alert Telescope (BAT) survey to select a complete sample of X-ray blazars above 15 keV. This sample comprises 26 flat-spectrum radio quasars (FSRQs)...
The Palomar Transient Factory: System Overview, Performance and First Results (2009)
Law, N. M., Kulkarni, S. R., Dekany, R. G., Ofek, E. O., Quimby, R. M., Nugent, P. E., ...
The Palomar Transient Factory (PTF) is a fully-automated, wide-field survey aimed at a systematic exploration of the optical transient sky. The transient survey is performed using a new 8.1 square...
The Collimation and Energetics of the Brightest Swift Gamma-Ray Bursts (2009)
Cenko, S. B., Frail, D. A., Harrison, F. A., Kulkarni, S. R., Nakar, E., Chandra, P., ...
Long-duration gamma-ray bursts (GRBs) are widely believed to be highly-collimated explosions (opening angle theta ~ 1-10 deg). As a result of this beaming factor, the true energy release from a GRB...
The Evolution of Swift/BAT blazars and the origin of the MeV background (2009)
Ajello, M., Costamante, L., Sambruna, R. M., Gehrels, N., Chiang, J., Rau, A., ...
We use 3 years of data from the Swift/BAT survey to select a complete sample of X-ray blazars above 15 keV. This sample comprises 26 Flat-Spectrum Radio Quasars (FSRQs) and 12 BL Lac objects detected...
The redshift and afterglow of the extremely energetic gamma-ray burst GRB 080916C (2009)
Greiner, J., Clemens, C., Krühler, T., Von-Kienlin, A., Rau, A., Sari, R., ...
Context. The detection of GeV photons from gamma-ray bursts (GRBs) has important consequences for the interpretation and modelling of these most-energetic cosmological explosions. The full...
SDSS J080449.49+161624.8: a peculiar AM CVn star from a colour-selected sample of candidates (2009)
Roelofs, G. H. A., Groot, P. J., Steeghs, D., Rau, A., De Groot, E., Marsh, T. R., ...
We describe a spectroscopic survey designed to uncover an estimated ~40 AM Canum Venaticorum (AM CVn) stars hiding in the photometric data base of the Sloan Digital Sky Survey. We have constructed a...
Dark Bursts in the Swift Era: The Palomar 60 Inch-Swift Early Optical Afterglow Catalog (2009)
Cenko, S. B., Kelemen, J., Harrison, F. A., Fox, D. B., Kulkarni, S. R., Kasliwal, M. M., ...
We present multicolor optical observations of long-duration γ-ray bursts (GRBs) made over a three-year period with the robotic Palomar 60 inch telescope (P60). Our sample consists of all 29 events...
An evolved donor star in the long-period cataclysmic variable HS 0218+3229 (2009)
Rodríguez-Gil, P., Torres, M. A. P., Gänsicke, B. T., Muñoz-Darias, T., Steeghs, D., Schwarz, R., ...
Context. We present time-resolved spectroscopy and photometry of HS 0218+3229, a new long-period cataclysmic variable discovered within the Hamburg Quasar Survey. It is one of the few systems that...
Komossa, S., Zhou, H., Rau, A., Dopita, M., Gal-Yam, A., Greiner, J., ...
The galaxy SDSSJ0952+2143 showed remarkable emission-line properties first reported in 2008 (paper I), which are the consequence of a powerful high-energy flare. Here we report follow-up observations...
The redshift and afterglow of the extremely energetic gamma-ray burst GRB 080916C (2009)
Greiner, J., Clemens, C., Kruehler, T., Kienlin, A. V., Rau, A., Sari, R., ...
The detection of GeV photons from gamma-ray bursts (GRBs) has important consequences for the interpretation and modelling of these most-energetic cosmological explosions. The full exploitation of the...
An evolved donor star in the long-period cataclysmic variable HS 0218+3229 (2009)
Rodríguez-Gil, P., Torres, M. A. P., Gänsicke, B. T., Muñoz-Darias, T., Steeghs, D., Schwarz, R., ...
Context. We present time-resolved spectroscopy and photometry of HS 0218+3229, a new long-period cataclysmic variable discovered within the Hamburg Quasar Survey. It is one of the few systems that...
Discovery of the Ultra-Bright Type II-L Supernova 2008es (2009)
Gezari, S., Halpern, J. P., Grupe, D., Yuan, F., Quimby, R., McKay, T., ...
We report the discovery by the Robotic Optical Transient Search Experiment (ROTSE-IIIb) telescope of SN 2008es, an overluminous supernova (SN) at z = 0.205 with a peak visual magnitude of –22.2. We...
M31N 2007-11d: A Slowly Rising, Luminous Nova in M31 (2009)
Shafter, A. W., Rau, A., Quimby, R. M., Kasliwal, M. M., Bode, M. F., Darnley, M. J., ...
We report a series of extensive photometric and spectroscopic observations of the luminous M31 nova M31N 2007-11d. Our photometric observations coupled with previous measurements show that the nova...
Photometric Redshift and Classification for the XMM-COSMOS Sources (2009)
Salvato, M., Hasinger, G., Ilbert, O., Zamorani, G., Brusa, M., Scoville, N. Z., ...
We present photometric redshifts and spectral energy distribution (SED) classifications for a sample of 1542 optically identified sources detected with XMM in the COSMOS field. Our template fitting...
Photometric redshift and classification for the XMM-COSMOS sources (2009)
Salvato, M., Hasinger, G., Ilbert, O., Zamorani, G., Brusa, M., Scoville, N. Z., ...
The redshift and afterglow of the extremely energetic gamma-ray burst GRB 080916C (2009)
Greiner, J., Clemens, C., Krühler, T., Von Kienlin, A., Rau, A., Sari, R., ...
The evolution of Swift/BAT blazars and the origin of the MeV background (2009)
Ajello, M., Costamante, L., Sambruna, R. M., Gehrels, N., Chiang, J., Rau, A., ...
The status and future of the third interplanetary network (2009)
Hurley, K., Cline, T., Mitrofanov, I. G., Golovin, D., Litvak, M. L., Sanin, A. B., ...
Komossa, S., Zhou, H., Rau, A., Dopita, M., Gal-Yam, A., Greiner, J., ...
SDSS J080449.49+161624.8: A peculiar AM CVn star from a colour-selected sample of candidates (2008)
Roelofs, G. H. A., Groot, P. J., Steeghs, D., Rau, A., De Groot, E., Marsh, T. R., ...
We describe a spectroscopic survey designed to uncover an estimated ~40 AM CVn stars hiding in the photometric database of the Sloan Digital Sky Survey (SDSS). We have constructed a relatively small...
Photometric redshift and classification for the XMM-COSMOS sources (2008)
Salvato, M., Hasinger, G., Ilbert, O., Zamorani, G., Brusa, M., Scoville, N., ...
We present photometric redshifts and spectral energy distribution (SED) classifications for a sample of 1542 optically identified sources detected with XMM in the COSMOS field. Our template fitting...
M31N 2007-11d: A Slowly-Rising, Luminous Nova in M31 (2008)
Shafter, A. W., Rau, A., Quimby, R. M., Kasliwal, M. M., Bode, M. F., Darnley, M. J., ...
We report a series of extensive photometric and spectroscopic observations of the luminous M31 nova M31N 2007-11d. Our photometric observations coupled with previous measurements show that the nova...
Dark Bursts in the Swift Era: The Palomar 60 inch-Swift Early Optical Afterglow Catalog (2008)
Cenko, S. B., Kelemen, J., Harrison, F. A., Fox, D. B., Kulkarni, S. R., Kasliwal, M. M., ...
We present multi-color optical observations of long-duration gamma-ray bursts (GRBs) made over a three year period with the robotic Palomar 60 inch telescope (P60). Our sample consists of all 29...
Discovery of the Ultra-Bright Type II-L Supernova 2008es (2008)
Gezari, S., Halpern, J. P., Grupe, D., Yuan, F., Quimby, R., McKay, T., ...
We report the discovery by the Robotic Optical Transient Experiment (ROTSE-IIIb) telescope of SN 2008es, an overluminous supernova (SN) at z=0.205 with a peak visual magnitude of -22.2. We present...
SN 2007ax : an extremely faint type Ia supernova (2008)
Kasliwal, M. M., Ofek, E. O., Gal-Yam, A., Rau, A., Brown, P. J., Cenko, S. B., ...
We present multiband photometric and optical spectroscopic observations of SN 2007ax, the faintest and reddest Type Ia supernova (SN Ia) yet observed. With M_B = − 15.9 and (B − V)_(max) = 1.2,...
A survey for fast transients in the Fornax Cluster of galaxies (2008)
Rau, A., Ofek, E. O., Kulkarni, S. R., Madore, B. F., Pevunova, O., Ajello, M.
The luminosity gap between novae (M_R ≤ − 10) and supernovae (M_R ≥ − 14) has been well known since the pioneering research of Zwicky and Hubble. Nearby galaxy clusters and concentrations...
GRB 070201: A possible soft gamma-ray repeater in M31 (2008)
Ofek, E. O., Muno, M., Quimby, R., Kulkarni, S. R., Stiele, H., Pietsch, W., ...
GRB 070201 was a bright, short-duration, hard-spectrum gamma-ray burst detected by the Interplanetary Network. Its error quadrilateral, which has an area of 0.124 deg^2, intersects some prominent...
SN2007ax : An Extremely Faint Type Ia Supernova (2008)
Kasliwal, M. M., Ofek, E. O., Gal-Yam, A., Rau, A., Brown, P. J., Cenko, S. B., ...
We present multi-band photometric and optical spectroscopic observations of SN2007ax, the faintest and reddest Type Ia supernova (SNIa) yet observed. With M_B = -15.9 and (B-V)max = 1.2, this SN is...
GRB 070610: a curious galactic transient (2008)
Kasliwal, M. M., Cenko, S. B., Kulkarni, S. R., Cameron, P. B., Nakar, E., Ofek, E. O., ...
GRB 070610 is a typical high-energy event with a duration of 5 s. Yet within the burst localization we detect a highly unusual X-ray and optical transient, Swift J195509.6+261406. We see...
BAT X-Ray Survey. I. Methodology and X-Ray Identification (2008)
Ajello, M., Greiner, J., Kanbach, G., Rau, A., Strong, A. W., Kennea, J. A.
We applied the maximum likelihood (ML) method, as an image reconstruction algorithm, to the BAT X-Ray Survey (BXS). This method was specifically designed to preserve the full statistical information...
A Survey for Fast Transients in the Fornax Cluster of Galaxies (2008)
Rau, A., Ofek, E. O., Kulkarni, S. R., Madore, B. F., Pevunova, O., Ajello, M.
The luminosity gap between novae (M_R < -10) and supernovae (M_R > -14) is well known since the pioneering research of Zwicky and Hubble. Nearby galaxy clusters and concentrations offer an excellent...
An extremely luminous X-ray outburst at the birth of a supernova (2008)
Soderberg, A. M., Berger, E., Page, K. L., Schady, P., Parrent, J., Pooley, D., ...
Massive stars end their short lives in spectacular explosions, supernovae, that synthesize new elements and drive galaxy evolution. Throughout history supernovae were discovered chiefly through their...
The environment of M85 optical transient 2006-1 : constraints on the progenitor age and mass (2008)
Ofek, E. O., Kulkarni, S. R., Rau, A., Cenko, S. B., Peng, E. W., Blakeslee, J. P., ...
M85 Optical Transient 2006-1 (M85 OT 2006-1) is the most luminous member of the small family of V838 Mon-like objects, whose nature is still a mystery. This event took place in the Virgo Cluster of...
The Swift BAT X-Ray survey. III. X-Ray spectra and statistical properties (2008)
Ajello, M., Rau, A., Greiner, J., Kanbach, G., Salvato, M., Strong, A. W., ...
In this concluding part of the series of three papers dedicated to the Swift BAT hard X-ray survey (BXS), we focus on the X-ray spectral analysis and statistical properties of the source sample....
The search for muon neutrinos from northern hemisphere gamma-ray bursts with AMANDA (2008)
Achterberg, A., Ackermann, M., Adams, J., Ahrens, J., Andeen, K., Auffenberg, J., ...
The Swift BAT X-ray survey - III. X-ray spectra and statistical properties (2008)
Ajello, M., Rau, A., Greiner, J., Kanbach, G., Salvato, M., Strong, A. W., ...
BAT X-ray survey - I. Methodology and X-ray identification (2008)
Ajello, M., Greiner, J., Kanbach, G., Rau, A., Strong, A. W., Kennea, J. A.
An extremely luminous X-ray outburst at the birth of a supernova (2008)
Soderberg, A. M., Berger, E., Page, K. L., Schady, P., Parrent, J., Pooley, D., ...
GRB 070610: a curious galactic transient (2008)
Kasliwal, M. M., Cenko, S. B., Kulkarni, S. R., Cameron, P. B., Nakar, E., Ofek, E. O., ...
GRB 070201: a possible soft gamma-ray repeater in M31 (2008)
Ofek, E. O., Muno, M., Quimby, R., Kulkarni, S. R., Stiele, H., Pietsch, W., ...
A survey for fast transients in the Fornax cluster of galaxies (2008)
Rau, A., Ofek, E. O., Kulkarni, S. R., Madore, B. F., Pevunova, O., Ajello, M.
The search for muon neutrinos from northern hemisphere gamma-ray bursts with amanda (2008)
Achterberg, A., Ackermann, M., Adams, J., Ahrens, J., Andeen, K., Auffenberg, J., ...
The search for muon neutrinos from northern hemisphere gamma-ray bursts with amanda (2008)
ACHTERBERG, A, ACKERMANN, M, ADAMS, J, AHRENS, J, ANDEEN, K, AUFFENBERG, J, ...
An extremely luminous X-ray outburst at the birth of a supernova (2008)
Soderberg, A.M., Berger, E., Page, K.L., Schady, P., Parrent, J., Pooley, D., ...
Massive stars end their short lives in spectacular explosions—supernovae—that synthesize new elements and drive galaxy evolution. Historically, supernovae were discovered mainly through their...
GRB 070201: A possible Soft Gamma Ray Repeater in M31 (2007)
Ofek, E. O., Muno, M., Quimby, R., Kulkarni, S. R., Stiele, H., Pietsch, W., ...
The gamma-ray burst (GRB) 070201 was a bright short-duration hard-spectrum GRB detected by the Inter-Planetary Network (IPN). Its error quadrilateral, which has an area of 0.124 sq. deg, intersects...
BAT X-ray Survey - I: Methodology and X-ray Identification (2007)
Ajello, M., Greiner, J., Kanbach, G., Rau, A., Strong, A. W., Kennea, J. A.
We applied the Maximum Likelihood method, as an image reconstruction algorithm, to the BAT X-ray Survey (BXS). This method was specifically designed to preserve the full statistical information in...
GRB070125: The First Long-Duration Gamma-Ray Burst in a Halo Environment (2007)
Cenko, S. B., Fox, D. B., Penprase, B. E., Cucchiara, A., Price, P. A., Berger, E., ...
We present the discovery and high signal-to-noise spectroscopic observations of the optical afterglow of the long-duration gamma-ray burst GRB070125. Unlike all previously observed long-duration...
The Environment of M85 optical transient 2006-1: constraints on the progenitor age and mass (2007)
Ofek, E. O., Kulkarni, S. R., Rau, A., Cenko, S. B., Peng, E. W., Blakeslee, J. P., ...
M85 optical transient 2006-1 (M85 OT 2006-1) is the most luminous member of the small family of V838 Mon-like objects, whose nature is still a mystery. This event took place in the Virgo cluster of...
Paloma (RX J0524+42): the missing link in magnetic CV evolution? (2007)
Schwarz, R., Schwope, A. D., Staude, A., Rau, A., Hasinger, G., Urrutia, T., ...
Decent optical photometry of the candidate magnetic CV Paloma has uncovered three persistent periods at 157, 146, and 136 min, which we interpret as the manifestation of the orbital motion of the...
BAT X-ray Survey - III: X-ray Spectra and Statistical Properties (2007)
Ajello, M., Rau, A., Greiner, J., Kanbach, G., Salvato, M., Strong, A. W., ...
In this concluding part of the series of three papers dedicated to the Swift/BAT hard X-ray survey (BXS), we focus on the X-ray spectral analysis and statistical properties of the source sample....
GRB070610 : A Curious Galactic Transient (2007)
Kasliwal, M. M., Cenko, S. B., Kulkarni, S. R., Cameron, P. B., Nakar, E., Ofek, E. O., ...
GRB 070610 is a typical high-energy event with a duration of 5s.Yet within the burst localization we detect a highly unusual X-ray and optical transient, SwiftJ195509.6+261406. We see high amplitude...
A New Population of High-Redshift Short-Duration Gamma-Ray Bursts (2007)
Berger, E., Fox, D. B., Price, P. A., Nakar, E., Gal-Yam, A., Holz, D. E., ...
The redshift distribution of the short-duration gamma-ray bursts (GRBs) is a crucial, but currently fragmentary, clue to the nature of their progenitors. Here we present optical observations of nine...
An unusually brilliant transient in the galaxy Messier 85 (2007)
Kulkarni, S. R., Ofek, E. O., Rau, A., Cenko, S. B., Soderberg, A. M., Fox, D. B., ...
Historically, variable and transient sources have both surprised astronomers and provided new views of the heavens. Here we report the discovery of an optical transient in the outskirts of the...
GRB030406 an extremely hard burst outside of the INTEGRAL field of view (2007)
Marcinkowski, R., Denis, M., Bulik, T., Goldoni, P., Laurent, P., Rau, A.
Using the IBIS Compton mode, the INTEGRAL satellite is able to detect and localize bright and hard GRBs, which happen outside of the nominal INTEGRAL telescopes field of view. We have developed a...
Ofek, E. O., Cenko, S. B., Gal-Yam, A., Fox, D. B., Nakar, E., Rau, A., ...
On 2006 May 5, a four second duration, low energy, ~10^49 erg, Gamma-Ray Burst (GRB) was observed, spatially associated with a z=0.0894 galaxy. Here, we report the discovery of the GRB optical...
The host galaxy of GRB 011121: morphology and spectral energy distribution (2007)
Yoldas, A. Küpcü, Salvato, M., Greiner, J., Pierini, D., Pian, E., Rau, A
Aims. We present a detailed study of the host galaxy of GRB011121 (at z = 0.36) based on high-resolution imaging in 5 broad-band, optical and near-infrared filters with HST and VLT/ISAAC. Methods....
The host galaxy of GRB 011121: morphology and spectral energy distribution (2007)
Küpcü Yoldas, A., Salvato, M., Greiner, J., Pierini, D., Pian, E., Rau, A.
Paloma (RX J0524+42): The missing link in magnetic CV evolution? (2007)
Schwarz, R., Schwope, A. D., Staude, A., Rau, A., Hasinger, G., Urrutia, T., ...
First catalogue of the INTEGRAL/IBIS off-axis gamma-ray burst (2007)
Marcinkowski, R., Denis, M., Bulik, T., Laurent, Ph., Goldoni, P., Rau, A.
Extremely hard gamma-ray spectra of the GRBs detected with INTEGRAL (2007)
Marcinkowski, R., Denis, M., Bulik, T., Laurent, Ph., Goldoni, P., Rau, A.
Optical spectroscopy of the candidate nova M31N 2007-10b (2007)
Rau, A., Burwitz, V., Cenko, S. B., Updike, A., Hartmann, D., Milne, P., ...
Ferrero, P., Sanchez, S.F., Kann, D.A., Klose, S., Greiner, J., Gorosabel, J., ...
Original article can be found at: http://www.iop.org/EJ/journal/aj Copyright American Astronomical Society [Full text of this article is not available in the UHRA]
SN 2006gy: An extremely luminous supernova in the galaxy NGC 1260 (2006)
Ofek, E. O., Cameron, P. B., Kasliwal, M. M., Gal-Yam, A., Rau, A., Kulkarni, S. R., ...
With an extinction-corrected V-band peak absolute magnitude of about -22, supernova (SN) 2006gy is probably the brightest SN ever observed. We report on multi-wavelength observations of this SN and...
Spitzer Observations of the New Luminous Red Nova M85OT2006-1 (2006)
Rau, A., Kulkarni, S. R., Ofek, E. O., Yan, L.
M85OT2006-1 is the latest and most brilliant addition to the small group of known Luminous Red Novae (LRNe). An identifying characteristic of the previously detected events (M31 RV, V4322 Sgr & V838...
The Incidence of Dwarf Novae in Large Area Transient Searches (2006)
Rau, A., Schwarz, R., Kulkarni, S. R., Ofek, E. O., Kasliwal, M. M., Brinkworth, C., ...
Understanding and quantifying the contribution of known classes of transient and variable sources is an important lesson to be learned from the manifold of pre-cursors programs of the near-future...
A New Population of High Redshift Short-Duration Gamma-Ray Bursts (2006)
Berger, E., Fox, D. B., Price, P. A., Nakar, E., Gal-Yam, A., Holz, D. E., ...
The redshift distribution of the short-duration GRBs is a crucial, but currently fragmentary, clue to the nature of their progenitors. Here we present optical observations of nine short GRBs obtained...
Ferrero, P., Sanchez, S. F., Kann, D. A., Klose, S., Greiner, J., Gorosabel, J., ...
We report early follow-up observations of the error box of the short burst 050813 using the telescopes at Calar Alto and at Observatorio Sierra Nevada (OSN), followed by deep VLT/FORS2 I-band...
Soderberg, A. M., Nakar, E., Cenko, S. B., Cameron, P. B., Frail, D. A., Kulkarni, S. R., ...
We present detailed optical, near-infrared, and radio observations of the X-ray flash 050416a obtained with Palomar and Siding Springs Observatories as well as HST and the VLA, placing this event...
GRB030406 an extremely hard burst outside of the INTEGRAL field of view (2006)
Marcinkowski, R., Denis, M., Bulik, T., Goldoni, P., Laurent, Ph., Rau, A.
Using the IBIS Compton mode, the INTEGRAL satellite is able to detect and localize bright and hard GRBs, which happen outside of the nominal INTEGRAL telescopes field of view. We have developed a...
Relativistic ejecta from XRF 060218 and the rate of cosmic explosions (2006)
Soderberg, A. M., Kulkarni, S. R., Nakar, E., Berger, E., Fox, D. B., Frail, D. A., ...
Over the last decade, long-duration gamma-ray bursts (GRBs) including the subclass of X-ray flashes (XRFs) have been revealed to be a rare variety of Type Ibc supernova (SN). While all these events...
The nature of the DLS fast transients (2006)
The discovery and study of highly transient sources, especially those which rise to high brightness and then fade to obscurity, has been a major part of modern astrophysics. Well known examples...
GRB030406 an extremely hard burst outside of the INTEGRAL field of view (2006)
Marcinkowski, R., Denis, M., Bulik, T., Goldoni, P., Laurent, Ph., Rau, A.
Using the IBIS Compton mode, the INTEGRAL satellite is able to detect and localize bright and hard GRBs, which happen outside of the nominal INTEGRAL telescopes field of view. We have developed a...
GRB 030406 - an extremely hard burst outside of the INTEGRAL field of view (2006)
Marcinkowski, R., Denis, M., Bulik, T., Goldoni, P., Laurent, P., Rau, A.
SWIFT/BAT detections of hard X-ray sources: IV (2006)
Ajello, M., Greiner, J., Rau, A., Barthelmy, S., Kennea, J. A., Falcone, A., ...
GRB 060425: IPN localization and KW spectrum of a short, hard burst (2006)
Cummings, J., Barthelmy, S., Gehrels, N., Krimm, H., Golenetskii, S., Aptekar, R., ...
Bright short hard GRB 060303: IPN localization and Konus spectrum (2006)
Golenetskii, S., Aptekar, R., Mazets, E., Pal'shin, V., Frederiks, D., Cline, T., ...
GRB 060427B: IPN localization of a short hard burst (2006)
Golenetskii, S., Aptekar, R., Mazets, E., Pal'shin, V., Frederiks, D., Hurley, K., ...
GRB 060429: Refined IPN error box and Konus-wind spectrum (2006)
Golenetskii, S., Aptekar, R., Mazets, E., Pal'shin, V., Frederiks, D., Yamaoka, K., ...
IPN triangulation of GRB060805B (2006)
Hurley, K., Cline, T., Mitrofanov, I., Kozyrev, A., Litvak, M., Sanin, A., ...
IPN triangulation of GRB060429 (short/hard) (2006)
Hurley, K., Cline, T., Golenetskii, S., Aptekar, R., Mazets, E., Pal'shin, V., ...
GRB 060213: IPN localization (2006)
Pal'shin, V., Golenetskii, S., Aptekar, R., Mazets, E., Frederiks, D., Hurley, K., ...
Spectroscopic comfirmation of nova candidates in M31 (2006)
Pietsch, W., Burwitz, V., Greiner, J., Rau, A., Sala, G., Bender, R., ...
The host of GRB/XRF 030528 - an actively star forming galaxy at z=0.782 (2005)
Rau, A., Salvato, M., Greiner, J.
An important parameter for the distinction of X-ray flashes, X-ray rich bursts and Gamma-ray bursts in the rest frame is the distance to the explosion site. Here we report on the spectroscopic...
The 1st INTEGRAL SPI-ACS Gamma-Ray Burst Catalogue (2005)
Rau, A., Kienlin, A. V., Hurley, K., Lichti, G. G.
We present the sample of gamma-ray bursts detected with the anti-coincidence shield ACS of the spectrometer SPI on-board INTEGRAL for the first 26.5 months of mission operation (up to Jan 2005)....
Mereghetti, S., Gotz, D., Von Kienlin, A., Rau, A., Lichti, G., Weidenspointner, G., ...
A giant flare from the Soft Gamma-ray Repeater SGR 1806-20 has been detected by several satellites on 2004 December 27. This tremendous outburst, the first one observed from this source, was a...
Hurley, K., Boggs, S. E., Smith, D. M., Duncan, R. C., Lin, R., Zoglauer, A., ...
Soft-gamma-ray repeaters (SGRs) are galactic X-ray stars that emit numerous short-duration (about 0.1 s) bursts of hard X-rays during sporadic active periods. They are thought to be magnetars:...
Marcinkowski, R., Laurent, P., Denis, M., Goldoni, P., Bulik, T., Rau, A.
We present the capabilities of the IBIS/INTEGRAL Compton mode for the detection and localization of GRBs. Based on the example of GRB030406 we demonstrate that the IBIS Compton mode is able to detect...
Marcinkowski, R., Laurent, P., Denis, M., Goldoni, P., Bulik, T., Rau, A.
We present the capabilities of the IBIS/INTEGRAL Compton mode for the detection and localization of GRBs. Based on the example of GRB030406 we demonstrate that the IBIS Compton mode is able to detect...
Localization & spectra of the INTEGRAL compton mode gamma-ray bursts (2005)
Marcinkowski, R., Denis, M., Bulik, T., Laurent, Ph., Goldoni, P., Rau, A.
First catalogue of the INTEGRAL off-axis gamma-ray bursts (2005)
Marcinkowski, R., Denis, M., Bulik, T., Laurent, Ph., Goldoni, P., Rau, A.
Evaluierung des IV Mapcon Messplatz für III-V Konzentratorsolarzellen auf 2"- und 4" Wafern (2005)
Diplomarbeit an der Fachhochschule Bingen, Fachbereich Umweltschutz. In Zusammenarbeit mit dem Fraunhofer-Institut für Solare Energiesysteme -ISE-, Freiburg.
Discovery of the Near-IR Afterglow and of the Host of GRB 030528 (2004)
Rau, A., Greiner, J., Klose, S., Salvato, M., Cerón, J. M. Castro, Hartmann, D. H., ...
The rapid dissemination of an arcmin-sized HETE-2 localization of the long-duration X-ray flash GRB 030528 led to a ground-based multi-observatory follow-up campaign. We report the discovery of the...
Klose, S., Greiner, J., Rau, A., Henden, A. A., Hartmann, D. H., Zeh, A., ...
We report results from a comprehensive follow-up observing campaign of the afterglow of GRB 030226, including VLT spectroscopy, VLT polarimetry, and Chandra X-ray observations. In addition, we...
Gamma-Ray Bursts Observed with the Spectrometer SPI Onboard INTEGRAL (2004)
Von Kienlin, A., Rau, A., Beckmann, V., Deluit, S.
The spectrometer SPI is one of the main detectors of ESA's INTEGRAL mission. The instrument offers two interesting and valuable capabilities for the detection of the prompt emission of Gamma-ray...
The Sample of Gamma-ray Bursts Observed With SPI-ACS (2004)
Rau, A., Von Kienlin, A., Hurley, K., Lichti, G. G.
The SPI anticoincidence shield consists of 91 BGO crystals and is operated as a nearly omnidirectional gamma-ray burst detector above ~75 keV. Since the start of the mission 269 gamma-ray burst...
The Optical Afterglow of GRB 030226 (2004)
Klose, S., Greiner, J., Zeh, A., Rau, A., Henden, A.A., Hartmann, D.H., ...
Klose, S., Greiner, J., Rau, A., Henden, A.A., Hartmann, D.H., Zeh, A., ...
Discovery of the near-IR afterglow and of the host of GRB 030528 (2004)
Rau, A., Greiner, J., Klose, S., Salvato, M., Castro Ceron, J.M., Hartmann, D.H., ...
The Polarization Evolution of the Optical Afterglow of GRB 030329 (2004)
Greiner, J., Klose, S., Reinsch, K., Schmid, H.M., Sari, R., Hartmann, D.H., ...
Not Available
The polarization evolution of the optical afterglow of GRB 030329 (2004)
Greiner, J., Klose, S., Reinsch, K., Schmid, H. M., Sari, R., Hartmann, D. H., ...
Discovery of the faint near-IR afterglow of GRB 030528 (2004)
Rau, A., Greiner, J., Klose, S., Cerón, J. Castro, Fruchter, A., Yoldas, A. Küpcü, ...
The optical afterglow of GRB 030226 (2004)
Klose, S., Greiner, J., Zeh, A., Rau, A., Henden, A. A., Hartmann, D. H., ...
Discovery of the near-IR afterglow and of the host of GRB 030528 (2004)
Rau, A., Greiner, J., Klose, S., Salvato, M., Castro Cerón, J. M., Hartmann, D. H., ...
RX J0524+42 : A new asynchronous magnetic CV (2004)
Schwarz, R., Schwope, A. D., Staude, A., Urrutia, T., Rau, A., Hasinger, G.
The polarization evolution of the optical afterglow of GRB 030329 (2003)
Greiner, J., Klose, S., Reinsch, K., Schmid, H. M., Sari, R., Hartmann, D. H., ...
We report 31 polarimetric observations of the afterglow of GRB 030329 with high signal-to-noise and high sampling frequency. The data imply that the afterglow magnetic field has small coherence...
Discovery of the Faint Near-IR Afterglow of GRB 030528 (2003)
Rau, A., Greiner, J., Klose, S., Cerón, J. M. Castro, Fruchter, A., Yoldas, A. Kupcu, ...
We report on the discovery of the near-IR transient of the long-duration gamma-ray burst GRB 030528 and its underlying host galaxy. The near-IR transient was first observed in JHKs with SofI at the...
Evolution of the polarization of the optical afterglow of the gamma-ray burst GRB 030329 (2003)
Greiner, J., Klose, S., Reinsch, K., Schmid, H. M., Sari, R., Hartmann, D. H., ...
We report 31 polarimetric observations of the afterglow of GRB 030329 with high signal-to-noise and high sampling frequency. We establish the polarization light curve, detect sustained polarization...
Von Kienlin, A., Beckmann, V., Rau, A., Arend, N., Bennett, K., McBreen, B., ...
The spectrometer SPI, one of the two main instruments of the INTEGRAL spacecraft, offers significant gamma-ray burst detection capabilities. In its 35 deg (full width) field of view SPI is able to...
Von Kienlin, A., Beckmann, V., Covino, S., Goetz, D., Lichti, G. G., Malesani, D., ...
GRB030320 is the 5th Gamma-ray burst (GRB) detected by INTEGRAL in the field of view (FoV). It is so far the GRB with the largest off-axis angle with respect to the INTEGRAL pointing direction, near...
The 590 days long term periodicity of the microquasar GRS 1915+105 (2003)
Rau, A., Greiner, J., McCollough, M. L.
We report on the discovery of a 590 days long term periodicity in the hard X-ray component of the microquasar \grs found from a comprehensive study of more than four years of {\it RXTE} observations....
Evolution of the polarization of the optical afterglow of the gamma-ray burst GRB030329 (2003)
Greiner, J., Klose, S., Reinsch, K., Martin Schmid, H., Sari, R., Hartmann, D.H., ...
The association of a supernova with GRB030329 strongly supports the `collapsar' model of gamma-ray bursts, where a relativistic jet forms after the progenitor star collapses. Such jets cannot be...
We present a comprehensive X-ray study of four years of pointed RXTE observations of GRS 1915+105 in the X-state. We interpret the behavior of the hard power law tail spectrum as coming from inverse...
BZ Cam during its 1999/2000 optical low state (2001)
Greiner, J., Tovmassian, G., Orio, M., Lehmann, H., Chavushyan, V., Rau, A., ...
We report optical observations of the VY Scl star BZ Cam during its previous optical low state in 1999/2000. We find drastic variations in the line profiles. Narrow-band imaging observations show...
The X-ray spectrum of LSI+61o303 (2001)
It had been proposed earlier that the hard X-ray and gamma-ray radiation of the Be/X-ray system LSI+61o303 could be due to inverse Compton scattering of optical photons from the Be star by the same...
Broadband X-ray Spectroscopy of GRS 1915+105 (2000)
We analyzed RXTE data of GRS 1915+105 of X-ray low states between 1996 and 1998. The X-ray spectrum is dominated by the power law component. We found (i) that the power law is pivoting at 10-30 keV,...
Learning multiclass classification problems (1992)
Watkin, Tlh, Rau, A, Vanmourik, J
A multi-class perceptron can learn from examples to solve problems whose answer may take several different values. Starting from a general formalism, we consider the learning of rules by a Hebbian...
THRESHOLD ESCAPE OF TWO ELECTRONS AND CONNECTIONS TO AUTOIONIZING STATES (1982)
The escape of two electrons from a positively charged core just above the threshold for this process involves strong radial and angular correlations between them. Careful treatment of these...
THRESHOLD ESCAPE OF TWO ELECTRONS AND CONNECTIONS TO AUTOIONIZING STATES (1982)
The escape of two electrons from a positively charged core just above the threshold for this process involves strong radial and angular correlations between them. Careful treatment of these...
THRESHOLD ESCAPE OF TWO ELECTRONS AND CONNECTIONS TO AUTOIONIZING STATES (1982)
The escape of two electrons from a positively charged core just above the threshold for this process involves strong radial and angular correlations between them. Careful treatment of these...