... arXiv.org . ... Here we present and analyse the properties of an updated sample of 37 ULP Cepheids observed in galaxies within a very large metallicity range of 12+log(O/H) from ~7.2 to 9.2 dex. ... The Origin of Color Gradients in Early-Type Systems and Their Compactness at High-z . ... Multiwavelength Observations of Markarian 421 in 2005 - 2006 . ... In addition to this, the well-sampled spectral energy distribution of Markarian 421 (1101+384) is presented for three different activity levels. ...

Interaction of G a A s with intrinsic stimulated intensive picosecond emission . The results of the studies of the above interaction, obtained in Kotel'nikov IRE of RAS, are presented here in brief. ... I. In our investigations of the spectrum of GaAs bleaching (transparency increase) under picosecond optical pumping, we found that density n = p  and temperature р Я 25 meV of electron-hole plasma (EHP) vary approximately reversibly (with inertia of about 10 ps) in relation to the pumping [ 1,2 ]. ...

... Galaxies rotate and move in clusters as if a tremendous amount of unseen matter is present. But does dark matter exist in the greater universe too -- and if so, where? ... In the above frame from a computer simulation of our universe , a 300 million light-year slice shows dark matter in gray and galaxies as colored circles. ... Publications with keywords: universe - dark matter - 2dF survey - simulation . Publications with words: universe - dark matter - 2dF survey - simulation . ...

... 8 February , 2014 SAI seminar (Ryde et al 2010) 5 Thermal emission from GRB jet progenitor observer photon jet Photosphere (=1) · · · · Photons are not produced at the photosphere We have to calculate radiative transfer We need to know where the photons are produced We construct the expression for effective optical depth in relativistic flow considering random walk process in relativistic flow SAI seminar 6 8 ... 8 February, 2014 SAI seminar 28 ...

NASA JOHNSON SPACE CENTER ORAL HISTORY PROJECT BIOGRAPHICAL DATA SHEET NAME: Dorothy B. Lee O RAL H ISTORY: 10 November 1999 EDUCATIONAL BACKGROUND: BA in Mathematics, Randolph-Macon Women's College, Lynchburg, Virginia, 1948 PRE-NASA CAREER: NACA Langley Aeronautical Laboratory, Hampton, Virginia Mathematician (1948-1953) Senior Mathematician (1953-1956) Aerotechnologist, Heat Transfer (1956-1958) NASA CAREER: NASA Charles B. Rumsey, Dorothy B. Lee, and Ronald Kolenkiewicz. ...

IMAGING THE GAMMA-RAY SKY WITH SPI ABOARD INTEGRAL Jurgen Knodlseder1 , G. Weidenspointner1 , P. Jean1 , R. Diehl2 , A. Strong2 , H. Halloin3, B. Cordier4 , S. Schanne4 ... Cedex 5, France 4 CEA Saclay, DSM/DAPNIA/Service d'Astrophysique, 91191 Gif-sur-Yvette, France 5 ESA/ESTEC, Science Operations and Data Systems Division (SCI-SD), 2201 AZ Noordwijk, The Netherlands ABSTRACT The spectrometer SPI on INTEGRAL allows for the first time simultaneous imaging of diffuse and ...

... Research . Projects . ... The name of the project APEX is a reduction from words " Active Plasma Experiments " . The core of the project are active experiments with injection of electron and (or) plasma beams from a board of the satellite with simultaneous registration of the phenomena, produced by interaction of injected beam with background plasma. ... Active experiments utilise modulated electron beam accelerator and source of modulated xenon plasma beam on the main spacecraft APEX. ...

... Space flight . ... Space Hotel . ... The program of deployment of small orbital station (SOS) consisting of a family of spacecrafts and module-spacecrafts represents a consecutive realization of flight scenarios with consecutive building up of functions. ... Scenario 1 - the regular and revised spacecrafts of class "Soyuz" - TMSC and MNMSC (MNMSC-cargo, MNMSC-MR) are used, pls. see fig fig.8 . ... The terms of transition to this scenario are determined by terms of readiness of one or another module....

. Name . Last Modified . Size . Type . Parent Directory / . - . Directory . 10.2 / . 2009-Dec-06 17:59:27 . - . Directory . lighttpd/1.4.37

... The main field of my investigations is stellar spectrophotometry. As a result of scientific activity of our group spectrophotometric catalog was created including energy distribution data on 900 stars in the range 3200-7600AA and 250 stars in the range 6000-10800AA (Voloshina et al., Spectrophotometry of Bright Stars, ed. I.N.Glushneva, 1982, Moscow, Nauka, in Russian). ...

Abstracts Navigation of high-apogee orbit of the SRT in RadioAstron mission Akim E.L., Keldysh Institute of Applied Mathematics Bebenin R.M., Astro Space Center of the Lebedev Physical Institute Ponomarev Yu. ... OH masers, OH megamasers, and nuclear starbursts Baan Willem, ASTRON, The Netherlands The nature and structure of high-gain OH maser emission sources will be considered in Galactic and extragalactic sources. ... However, they are incompatible and may show inconsistencies with observations. ...

... Home Gallery Club Events AAA president Marcelo Cabrera presents AAA Amateur Astronomers Medal to Al Nagler of TeleVue Optics with AAA vice-president Susan Andreoli. ... A History of the First Forty Years of the Amateur Astronomers Association . ... AAA president Marcelo Cabrera presents AAA Amateur Astronomers Medal to Al Nagler of TeleVue Optics with AAA vice-president Susan Andreoli. by . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

... GRIN lenses for telecommunication optics applications ? GTC (gradient telecom) lenses. ... GTC lenses are used in different fiber-optic devices: collimators, couplers, isolators and WDM etc . ... 2.Diameter . GTC lenses diameters are 1.0 mm, 1.8 mm, 3.0 mm and 4.0mm. ... 1.0 mm -3.0 mm diam GTC lenses are supplied in 0.22P, 0.23P, 0.25P, 0.27P and 0.29P length. 4.0 mm diam GTC lenses are supplied in 0.11P length. ... GTC . ... 3 scratches with 5mkm max width and 200mkm max length are allowed . ...

TOOLS OF TEST GENERATION FOR SATELLITES CONTROL PROGRAMS Andrey Tyugashev, Ekaterina Myasnikova, Elena Sopchenko S.P. Korolyov Samara State Aerospace University (National Reseach University) The paper presents a research in the field of test automation for testing spacecraft control programs. ... Programmers or designers of spacecraft systems write tests manually. ... Tests are carried out by issuing the control actions on the spacecraft and condition monitoring systems parameters of the spacecraft. ...

Russian version of HP . ... StarCalc is the fastest professional astronomy planetarium & star mapping program for Windows 9x/ME/NT/2000/XP (StarCalc version for PocketPC computers you can found here ). ... Extensibility : This program is based on common "Plugin StarCalc interface to catalogs and object groups", which allows program to add new modules as Plugins. ... Welcome to the Pocket StarCalc Home Page: . ... Some bugfixes in eclipses" and line" plugins - see the new versions in downloads page. ...