Relativistic Band-Structure Calculations for CeTIn$_5$(T=Ir and Co)
In order to investigate electronic properties of recently discovered heavy fermion superconductors CeTIn$_5$ (T=Ir and Co), we employ the relativistic
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Mapping the spin-dependent electron reflectivity of Fe and Co ferromagnetic thin films
Spin Polarized Low Energy Electron Microscopy is used as a spin dependent spectroscopic probe to study the spin dependent specular
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Transport and Magnetic properties of laser ablated La0.7Ce0.3MnO3 films on LaAlO3: Effect of oxygen pressure, sample thickness and co-doping with Ca
La0.7Ce0.3MnO3 is a relatively new addition in the family of colossal magnetoresistive manganites where the cerium ion is believed to
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Structural, electronic, and magnetic properties of a ferromegnetic semiconductor: Co-doped TiO$_2$ rutile
Room-temperature ferromagnetism has been recently discovered in Co-doped TiO$_2$ rutile. Our $ab$ $initio$ density-functional theory investigations show that the substitutional
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Luminous IR Galaxies in a Merger Sequence: BIMA CO Imaging
In order to trace observationally the conditions in the interstellar medium (ISM) that lead to starbursts, we have used the
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Magneto-Optical Spectroscopy of Anatase TiO2 Doped with Co
Magneto-optical spectroscopy of a transparent ferromagnetic semiconductor, anatase TiO2 doped with Co, is carried out at room temperature. A large
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EXAFS and XRD studies of an amorphous Co$_{57}$Ti$_{43}$ alloy produced by mechanical alloying
We have investigated the local atomic structure of an amorphous Co$_{57}$Ti$_{43}$ alloy produced by Mechanical Alloying by means of x-ray
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An experimental and computational investigation of structure and magnetism in pyrite Co$_{1-x}$Fe$_x$S$_2$: Chemical bonding and half-metallicity
Bulk samples of the pyrite chalcogenide solid solutions Co$_{1-x}$Fe$_x$S$_2$ 0 <= x <= 0.5, have been prepared and their crystal
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Magnetic properties of amorphous Co$_x$Nb$_{100-x}$ alloys produced by mechanical alloying
Three amorphous Co$_x$Nb$_{100-x}$ alloys, Co$_{25}$Nb$_{75}$, Co$_{57}$Nb$_{43}$ and Co$_{80}$Nb$_{20}$, were produced by Mechanical Alloying starting from the elemental powders. Their magnetic
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Fire and Ice: IRS Mid-IR Spectroscopy of IRAS F00183--7111
We report the detection of strong absorption and weak emission features in the 4--27 micron Spitzer-IRS spectrum of the distant
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B1933+503, a dusty radio quasar at z>2: implications for blank field sub-mm surveys?
We present a detailed mm-wave and optical study of the gravitational lens system B1933+503, discovered by Sykes et al.(1998) in
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Preparation and transport properties of non-hydrated Na$_{0.5}$CoO$_2$ single crystals
Single crystals of Na$_{0.5}$CoO$_2$ were obtained through a flux method followed by de-intercalation of sodium. The Na$_{0.5}$CoO$_2$ samples were found
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Magnetic Chains Created by Polymer-Induced Assembly of Hollow Cobalt Nanoparticles
Magnetic chains of hollow cobalt nanoparticles (450-750 nm) have been synthesized by using poly(vinyl pyrrolidone) (PVP) as a template in
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Mössbauer study of Na$_{0.82}$CoO$_2$ (doped by 1% $^{57}$Fe)
We studied by Mössbauer spectroscopy the Na$_{0.82}$CoO$_2$ compound using 1% $^{57}$Fe as a local probe which substitutes for the Co
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No C+ emission from the z=3.137 damped Lyman-alpha absorber towards PC1643+4631A
We describe a search for redshifted [C II] in a z=3.137 damped Ly-alpha absorption system that has a large neutral
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Observations of gas and dust at the Galactic Centre
The Infrared Space Observatory Long wavelength Spectrometerhas been used to map distribution of the emission from a sample of 22
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Using the Comoving Maximum of the Galaxy Power Spectrum to Measure Cosmological Curvature
The large-scale maximum at k~0.05 identified in the power-spectrum of galaxy fluctuations provides a co-moving scale for measuring cosmological curvature.
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A near-infrared study of the planetary nebula NGC 2346
This paper presents new near-infrared observations of the planetary nebula NGC 2346. The data include a broad K-band image, an
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The Sgr A* Stellar Cluster: New NIR Imaging and Spectroscopy
We report preliminary results based on new near-infrared observations of the central stellar cluster of our Galaxy conducted with the
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CO band emission from MWC349: I. First overtone bands from a disk or from a wind?
We observed the near infrared emission in the wavelength range 2.28-2.50 micron from the peculiar B[e]-star MWC349. The spectra contain
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Fluctuating Fronts as Correlated Extreme Value Problems: An Example of Gaussian Statistics
In this paper, we view fluctuating fronts made of particles on a one-dimensional lattice as an extreme value problem. The
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Low frequency transport measurements in GdSr2RuCu2O8
Low frequency transport measurements are performed on GdSr$_2$RuCu$_2$O$_8$ pellets. The observed current-voltage curves are qualitatively explained in the framework of
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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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The obscured circumnuclear region of NGC 3079
Images in the J, H and K bands and in the the v=1-0 S(1) line of H2 of the central
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