My research interests are focussed on the theory and modelling of accretion processes as well as star and planet formation mechanisms. I am particularly interested in the stability properties of accretion discs, the generation of MHD turbulence and associated angular momentum transport, disk - planet interactions and the origin and characteristics of jets and winds from accreting systems . ... These results have been published in Salmeron & Wardle, 2005, M.N.R.A.S., 361: 45-69. ...

... India (1999) xx, PINTofALE: Package for the Interactive Analysis of Line Emission V.Kashyap & J.J.Drake Center for Astrophysics, Cambridge, MA 02138, USA Abstract. ... It is based on a modular set of IDL tools that interact with an atomic database and with observational data. ... The package has been extended to handle analysis of high­resolution X­ray spectra that will be obtained with the Chandra X­Ray Observatory. Key words: X­rays, X­ray Spectroscopy, Stellar Coronae, Analysis Methods 1. ...

... Space Research Institute . Main . ... Main results of the experimental and theoretical research completed in 2009 . ... Direct Measurement of the Contribution of Point Sources to the Galactic Ridge X-ray Emission in Record Deep Observations by the Chandra Observatory . ... These demonstrate that electrons generating hard X-ray intensity have been an initiator and main source of flare plasma heating, the particle acceleration and the plasma heating is a system with positive feed back. ...

... More than 300 surface reconstructions are already known for pure Si surface and Si surface with adsorbate. Study of their properties by the methods of surface physics reveal numerous interesting phenomena including various phase transitions accompanied by changes of Fermi-surface topology, development of the charge-density wave, etc . ... The charge-density wave (CDW) develops in materials with a chain-like crystal structure at temperatures below the Peierls transition temperature. ...

... Files with sunspot magnetic fields data ============================================== Column Format Description ______________________________________________ 1-2 I2 Day of month 3-4 I2 Month (numerical) 5-8 I4 Year 9 A1 Blank 10-13 I4 UT in hhmm 14 A1 Blank 15-19 A5 Sc - atmospheric flutter in arc sec 20 A1 Blank 21-25 A5 S - quality of the Sun image 26-27 A2 Blank 28-31 A4 Number of sunspots (numbering from unit every day ) 32 A1 ...

Next: EVOLUTION MODELS Up: EXTREME HELIUM STARS: PULSATION Previous: EXTREME HELIUM STARS . The characteristic surface properties, effective temperature , surface gravity and composition , of EHes have been summarized by Jeffery (1996). ... Helium: ( ) By definition, helium dominates the atmospheric abundances. ... This is supported by a correlation between N and Fe abundances in EHes. ... Next: EVOLUTION MODELS Up: EXTREME HELIUM STARS: PULSATION Previous: EXTREME HELIUM STARS Simon Jeffery . ...

... News . ... Pre-university education . ... Samara region . SSAU History . SSAU roadmap . ... Scientists of Samara University (joined SSAU and of SSU) have designed new materials for accumulator batteries, that will allow us to refuse from the use of a relatively scarce and expensive lithium in favour of a more widespread and cheap metals. ... Calculations of properties for the future substances are made with the use of a software system ToposPro, developed by the scientists of ICTMS. ...

... Kopylov, A.I., Kopylova, F.G. "Structure of galaxy groups and clusters and measurement of their masses", . ... Kopylova, F.G., Kopylov, A.I. "Peculiar motions of galaxy clusters and groups in the Hercules and Leo supercluster regions", . ... Kopylova, F.G., Kopylov, A.I. "Analysis of the properties of clusters of galaxies in the region of the Leo supercluster", . ... Kopylova, F.G., Kopylov, A.I. "Analysis of the properties of clusters of galaxies in the region of the Ursa Major supercluster", . ...

System of astrometric databases of Pulkovo observatory. ... Pulkovo database of observations of visual double stars . ... The 3rd database contains relative positions of selected double and multiple stars, and stars with possible invisible satellites. The database requires catalog of relative positions of visual double stars, based on photographic observations performed since 1960 on Pulkovo 26-inch refractor, and similar catalog based on CCD observations, obtained since 1995. ...

Download Izmccd (~2.7 MB). ... a) a choice of the best mode of measurements of stars and objects ("Properties/Measurement"), . b) a choice of reference stars. ... 1) necessity of presence on an image of a plenty of stars (we recommend to apply this mode, if on the frame of reference stars is more 100) . ... Sx and Sy depend from residuals at all reference stars (reference stars are marked by blue color). ... These residuals are the image of the star a minus function of a profile for each pixel. ...

... Tonight's Sky . ... Sky this Month . ... Dave's Universe . ... Gamma-ray bursts shed light on the nature of dark energy . ... What is the nature of dark energy, a recently discovered dominant constituent of the universe today? ... The method was used to verify models of the structure of the universe containing dark energy. ... A new form of mass-energy т?? dark energy т?? needed to be introduced into the theory in order to reconcile the previous models of the universe with the observations. ...

Визуализация и графическое сравнение радиоастрономических каталогов на сайте ПРАО АКЦ ФИАН . ... Pushchino Radio Astronomy Observatory ASC LPI has for several years been developing a database of the major and most important astronomical catalogs most frequently used by radio astronomers. These are survey catalogs of radio sources observed in various radio frequencies (and also frequencies of other spectrums), catalogs of major heavenly objects studied in radio astronomy, etc. ...

JSC History . ... NASA History . ... White Sands Space Harbor . ... Historic American Engineering Record (HAER) Level II Documentation . From 1976 to 2011, NASA has operated and managed the White Sands Space Harbor (WSSH) for astronaut training operations and as an alternate landing facility for the Space Shuttle Program (SSP). ... White Sands Space Harbor HAER Level II documentation (complete - 20.6 MB) . White Sands Space Harbor HAER Level II documentation (individul sections) . ...

... Over the first 4 years, its X-ray telescopes eROSITA and ART-XC will survey the whole sky with a record sensitivity in the 0.5-10 keV energy band. ... The goal of the second international Spectrum-RG conference is to discuss the different scientific topics addressed by the mission, synergies with surveys at other wavelengths, and requirements to follow-up observations.Contributed talks and poster presentations are invited on the topics related to the SRG science goals. ... Active galactic nuclei . ...

... Mathematical methods in physics . ... NUCLEAR PHYSICS . ... CONDENSED MATTER: STRUCTURAL, MECHANICAL, AND THERMAL PROPERTIES . ... Mechanical and acoustical properties of condensed matter . ... Thermal properties of condensed matter . ... CONDENSED MATTER: ELECTRONIC STRUCTURE, ELECTRICAL, MAGNETIC, AND OPTICAL PROPERTIES . ... Electronic transport in condensed matter . ... Optical properties, condensed-matter spectroscopy and other interactions of radiation and particles with condensed matter . ...

... My research focusses on spectral line and dust continuum observations of star formation in the Galaxy, particularly using the JCMT. My PhD thesis involved using HARP (the Heterodyne Array Receiver Project, see also my technical pages ), an array spectrograph built in the Cavendish Astrophysics Group for the James Clerk Maxwell Telescope ( JCMT ) for a wide-field survey of star formation. ... For an overview of the survey see Curtis, Richer Buckle (2010) . ... 2010) . ... 2010 Emily Curtis | ...

... The INTEGRAL Science Data Centre Roland Walter, Alain Aubord, Paul Bartholdi, Jurek Borkowski, Pierre Bratschi, Tomaso Contessi, Thierry Courvoisier, Davide Cremonesi, Pierre Dubath, Donnald Jennings, Peter Kretschmar, Tim Lock, St’ephane Paltani, Reiner Rohlfs and Julian Sternberg 1 INTEGRAL Science Data Centre, Chemin d' ’ Ecogia 16, CH--1290 Versoix, Switzerland Abstract. INTEGRAL is a gamma­ray observatory mission of the Eu­ ropean Space Agency to be launched in 2001. ...

... It has been largely superceded by MatWeb . Conversion Factors . Material properties . Physical constants . Astronomical constants . This table gives conversion factors to convert various units to their SI equivalents. ... The units are SI. This is a short list of physical constants in SI units. ... Boltzmann constant . ... Gas constant . ... Mass . ... Plank's . ... Radiation constant . ... This is a short list of astronomical constants in SI units. ... Sun . ...

USSR Venus Orbiters . ... Venera 15 and Venera 16 were a two-spacecraft mission designed to use 8-centimeter (3-inch) band, side-looking radar mappers to study the surface properties of Venus . ... Each spacecraft consisted of a synthetic aperture radar (SAR) and a radio altimeter. ... The Venera 15 and 16 synthetic aperture radar (SAR) systems were identical, and were used to map the surface of Venus at a resolution of 1 to 2 kilometers (.6 to 1.2 miles) over a period of 8 months. ...

... S.P. KOROLEV ROCKET AND SPACE CORPORATION ENERGIA . ... OAO RSC "Energia" . ... News . ... Interfax news agency held press conference attended by the President of OAO Rocket and Space Corporation Energia after S.P. Korolev, General Designer V.A. Lopota, the Managing Director of OAO NPO Energomash after the academician V.P. Glushko V.L. Solntsev and the Deputy Head of the Department in charge of Federal Property Management Agency MIC infrastructural industries and organizations S.A. Barinov. ...