4.1k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- S. Mereghetti3 profiles198 · h 61
- A. Tiengo3 profiles128 · h 45
- P. Esposito3 profiles123 · h 34
- G. Israel2 profiles102 · h 50
- L. Sidoli91 · h 28
- R. Mignani3 profiles70 · h 40
- N. Rea2 profiles69 · h 49
- A. De Luca65 · h 28
- R. Turolla2 profiles56 · h 52
- L. Stella3 profiles53 · h 60
- P. Caraveo2 profiles45 · h 93
- S. Zane42 · h 50
- National Institute for AstrophysicsIT625 papers
- Centre National de la Recherche ScientifiqueFR426 papers
- Commissariat à l'Énergie Atomique et aux Énergies AlternativesFR343 papers
- Astronomical Observatory of RomeIT322 papers
- University of PaduaIT318 papers
- Brera Astronomical ObservatoryIT298 papers
- Goddard Space Flight CenterUS290 papers
- Astrophysique, Instrumentation et ModélisationFR285 papers
- Max Planck Institute for Extraterrestrial PhysicsDE278 papers
- Institute of Space SciencesES260 papers
- Istituto di Radioastronomia di BolognaIT250 papers
- Agenzia Spaziale ItalianaIT248 papers
26 papers · 2 filters
Swift and XMM observations of the dark GRB 050326
A. Moretti, A. De Luca, D. Malesani +30
We present Swift and XMM observations of GRB 050326, detected by Swift-BAT. The fluence was 7.7x10^-6 erg cm^-2 (20-150 keV), and its spectrum was hard, with a power law photon ind…
The weak INTEGRAL bursts GRB040223 and GRB040624: an emerging population of dark afterglows
P. Filliatre, S. Covino, P. D'Avanzo +18
We report here gamma-ray, X-ray and near-infrared observations of GRB040223 along with gamma-ray and optical observations of GRB040624. GRB040223 was detected by INTEGRAL close to…
INTEGRAL high energy behaviour of 4U 1812-12
A. Tarana, A. Bazzano, P. Ubertini +5
The low mass X-ray binary system 4U 1812-12 was monitored with the INTEGRAL observatory in the period 2003-2004 and with BeppoSAX on April 20, 2000. We report here on the spectral…
Dust-scattered X-ray halos around gamma-ray bursts: GRB 031203 revisited and the new case of GRB 050713A
Andrea Tiengo, Sandro Mereghetti
Scattering by interstellar dust grains can produce time variable X-ray halos around gamma-ray bursts (GRB). In particular, an X-ray expanding ring is expected when a short pulse of…
The VIMOS-VLT Deep Survey - The evolution of galaxy clustering per spectral type to z~1.5
B. Meneux, O. LeFevre, L. Guzzo +47
We measure the evolution of clustering for galaxies with different spectral types from 6495 galaxies with 17.5<=I_AB<=24 and measured spectroscopic redshift in the first epoch VIMO…
An INTEGRAL Hard X-ray Survey of the Large Magellanic Cloud
D. Gotz, S. Mereghetti, D. Merlini +2
Two observation campaigns performed in 2003 and 2004 with the INTEGRAL satellite have provided the first sensitive survey of the Large Magellanic Cloud with an imaging instrument i…
The VIMOS Integral Field Unit: data reduction methods and quality assessment
A. Zanichelli, B. Garilli, M. Scodeggio +38
With new generation spectrographs integral field spectroscopy is becoming a widely used observational technique. The Integral Field Unit of the VIsible Multi-Object Spectrograph on…
The HELLAS2XMM survey. IX. Spectroscopic identification of super-EROs hosting AGNs
R. Maiolino, M. Mignoli, L. Pozzetti +12
We present VLT near-IR spectroscopic observations of three X-ray sources characterized by extremely high X-ray-to-optical ratios (X/O>40), extremely red colors (6.3<R-K<7.4, i.e. E…
Two years of INTEGRAL monitoring of the Soft Gamma-Ray Repeater SGR 1806-20: from quiescence to frenzy
D. Gotz, S. Mereghetti, S. Molkov +16
SGR 1806-20 has been observed for more than 2 years with the INTEGRAL satellite. In this period the source went from a quiescent state into a very active one culminating in a giant…
The Arecibo Legacy Fast ALFA Survey: I. Science Goals, Survey Design and Strategy
Riccardo Giovanelli, Martha P. Haynes, Brian R. Kent
The recently initiated Arecibo Legacy Fast ALFA (ALFALFA) survey aims to map 7000 square degrees of the high galactic latitude sky visible from Arecibo, providing a HI line spectra…
The calm after the storm: XMM-Newton observation of SGR 1806-20 two months after the Giant Flare of 2004 December 27
A. Tiengo, P. Esposito, S. Mereghetti +5
XMM-Newton observed the soft gamma repeater SGR 1806-20 about two months after its 2004 December 27 giant flare. A comparison with the previous observations taken with the same ins…
The Vimos VLT Deep Survey: Compact structures in the CDFS
C. Adami, A. Mazure, O. Ilbert +2
We have used the Vimos VLT Deep Survey in combination with other spectroscopic, photometric and X-ray surveys from literature to detect several galaxy structures in the Chandra Dee…
Low-energy absorption towards the ultra-compact binary 4U1850-087 located in the globular cluster NGC6712
L. Sidoli, N. La Palombara, T. Oosterbroek +1
We report the results of two XMM-Newton observations of the ultra-compact low-mass X-ray binary 4U1850-087 located in the galactic globular cluster NGC6712. A broad emission featur…
The Island state of the Atoll Source 4U 1820--30
Diego Altamirano, M. van der Klis, M. Méndez +4
We study the rapid X-ray time variability in all public data available from the \textit{Rossi X-ray Timing Explorer's} Proportional Counter Array on the atoll source 4U 1820--30 in…
The VVDS-VLA Deep Field II. Optical and near infrared identifications of VLA S(1.4GHz)>80 microJy sources in the VIMOS VLT Deep Survey VVDS-02h field
P. Ciliegi, G. Zamorani, M. Bondi +46
In this paper we present the optical and near-infrared identifications of the 1054 radio sources detected in the 20cm deep radio survey down to a 5sigma flux limit of about 80 micr…
Discovery of a redshifted X-ray emission line in the symbiotic neutron star binary 4U 1700+24
A. Tiengo, D. K. Galloway, T. di Salvo +4
We present the spectral analysis of an XMM-Newton observation of the X-ray binary 4U 1700+24, performed during an outburst in August 2002. The EPIC-PN spectrum above 1 keV can be m…
Swift, INTEGRAL, RXTE, and Spitzer reveal IGR J16283-4838
V. Beckmann, J. A. Kennea, C. Markwardt +9
We present the first combined study of the recently discovered source IGR J16283-4838 with Swift, INTEGRAL, and RXTE. The source, discovered by INTEGRAL on April 7, 2005, shows a h…
Discovery and Monitoring of the likely IR Counterpart of SGR 1806-20 during the 2004 gamma-ray burst-active state
GianLuca Israel, Stefano Covino, Roberto Mignani +9
The sky region including the Chandra position of SGR 1806-20 was monitored in the IR band during 2004, following its increased high energy bursting activity. Observations were perf…
A Multi-wavelength study of the Pulsar PSR B1929+10 and its X-ray trail
Werner Becker, Michael Kramer, Axel Jessner +8
We report on the emission properties of PSR B1929+10 and its putative X-ray trail from a multi-wavelength study performed with XMM-Newton, the ESO NTT, the HST, the Effelsberg 100m…
The VIMOS VLT Deep Survey - Evolution of the luminosity functions by galaxy type up to z=1.5 from first epoch data
E. Zucca, O. Ilbert, S. Bardelli +47
From the first epoch observations of the VVDS up to z=1.5 we have derived luminosity functions (LF) of different spectral type galaxies. The VVDS data, covering ~70% of the life of…
A large spin-up rate measured with INTEGRAL in the High Mass X-ray Binary Pulsar SAXJ2103.5+4545
L. Sidoli, S. Mereghetti, S. Larsson +7
The High Mass X-ray Binary Pulsar SAXJ2103.5+4545 has been observed with INTEGRAL several times during the last outburst in 2002-2004. We report a comprehensive study of all INTEGR…
A first look with Chandra at SGR 1806-20 after the Giant Flare: significant spectral softening and rapid flux decay
N. Rea, A. Tiengo, S. Mereghetti +4
We report on the results of a ~30 ks Chandra pointing of the soft gamma-ray repeater SGR 1806-20, the first X-ray observation with high spectral resolution performed after the 2004…
XMM-Newton and VLT observations of the afterglow of GRB040827
A. De Luca, A. Melandri, P. A. Caraveo +13
The field of the Gamma-Ray Burst GRB 040827 was observed with XMM-Newton and with the ESO/VLT starting ~6 and ~12 hours after the burst, respectively. A fading X-ray afterglow is c…
The first giant flare from SGR 1806-20: observations with the INTEGRAL SPI Anti-Coincidence Shield
S. Mereghetti, D. Gotz, A. von Kienlin +5
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 s…