WINGS: a Wide-field Imaging Nearby Galaxy clusters Survey
We present a two-band, wide-field imaging survey of an X-ray selected sample of 78 clusters in the redshift range z=0.03-0.07.
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The WINGS Survey: a progress report
A two-band (B and V) wide-field imaging survey of a complete, all-sky X-ray selected sample of 78 clusters in the
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Evidence for Large Stellar Disks in Elliptical Galaxies
High-resolution numerical simulations of galaxy mergers are analysed. The global structure and isophotal shapes of the merger remnants are in
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On the origin of the high velocity SiO maser emission from late-type stars
We have undertaken toward 30 Mira or semi-regular variables and one OH/IR object highly sensitive observations of the v=1, J=2-1
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3C 223.1: A source with unusual spectral properties
Analysis of Giant Metrewave Radio Telescope low frequency data for an X-shaped source, 3C 223.1 has revealed an unusual result.
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AB Dor in '94: I. HST/GHRS Observations of the Quiescent Chromosphere of an Active Star
We analyze HST/GHRS spectra of AB Doradus, the prototypical ultra-rapidly rotating K dwarf. We observed chromospheric (Mg II) and transition
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Finite Temperature Resonant Magnetotunneling in AlGaAs-GaAs-AlGaAs Heterostructures
We have analyzed the effect of electron-LO phonon interaction in a double-barrier resonant tunneling structure under a magnetic field {\bf
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H alpha emission line profiles of selected post-AGB stars
We present H alpha emission line spectra of 7 post-AGB stars. Typically, they have a P-Cygni type profile with a
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L483: A Protostar In Transition From Class 0 to Class I
We present molecular-line observations toward the dense core in L483 and its bipolar outflow powered by the Class 0 object
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SN 1994W: evidence of explosive mass ejection a few years before explosion
We present and analyse spectra of the Type IIn supernova 1994W obtained between 18 and 202 days after explosion. During
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Spectral structure of X-shaped radio sources
Analysis of Giant Metrewave Radio Telescope low frequency data for an X-shaped source, 3C 223.1 has revealed an unusual result
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Spectra, Pseudospectra, and Localization for Random Bidiagonal Matrices
There has been much recent interest, initiated by work of the physicists Hatano and Nelson, in the eigenvalues of certain
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3D Spatial Distribution of the Intergalactic Medium
Very recently a new inversion method has been developped to analyze the intergalactic medium seen in absorption in quasar spectra
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Abundances of light elements in metal-poor stars. I. Atmospheric parameters and a new T_eff scale
We present atmospheric parameters for about 300 stars of different chemical composition, whose spectra will be used to study the
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An Inversion Technique to Derive Model Photospheres in Late-Type Stars from High-Resolution Spectroscopy: The Sun
An inversion technique has been developed to recover LTE one-dimensional model photospheres for late-type stars from very high-resolution high signal-to-noise
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Connection between the X-ray, UV and optical emission line regions of AGNs
In order to investigate the connection between the X-ray, UV and optical spectral line regions, we selected a sample of
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Coordinated INTEGRAL and optical observations of SS433
Results of simultaneous {\it INTEGRAL} and optical observations of galactic microquasar SS433 in May 2003 are presented. The analysis of
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Evidences for an expanding shell in the Blue Compact Dwarf Galaxy Haro 2
Long-slit observations of the blue compact galaxy Haro 2 have been performed to detect the Halpha emission originating in the
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First results of UVES at VLT: revisiting RR Tel
We present here the first results of UVES observations of RR Tel. The exceptional performances of the instrument have allowed
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Formation of the optical spectra of the coolest M- and L-dwarfs and lithium abundances in their atmospheres
Theoretical aspects of modeling of spectra of late M- and L-dwarfs are discussed. We show, that the processes of formation
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Fundamental parameters of Galactic luminous OB stars IV. The upper HR diagram
We present observations and analyses of seven Galactic O stars of type O6 and earlier. Analyses are carried out using
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FUSE Observations of the Active Cool Star AB Doradus
Far ultraviolet spectra were obtained of the active cool star AB Doradus (HD 36705) during the calibration and checkout period
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FUSE observations of the Blue Compact Dwarf Galaxy Mrk 59
New FUSE far-UV spectroscopy of the nearby metal-deficient (Zsun/8) cometary Blue Compact Dwarf (BCD) galaxy Markarian (Mrk) 59 is discussed.
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ISO observations of obscured Asymptotic Giant Branch stars in the Large Magellanic Cloud
We present ISO photometric and spectroscopic observations of a sample of 57 bright Asymptotic Giant Branch stars and red supergiants
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