... 2 Measurement of PMTs counting characteristics and selection of op erating p oint To select the operating point of the PMT, that is the optimal values of the high voltage supply and pulse discrimination threshold, the command run counting=hv value is provided in the program mass. ... Starting with the minimum voltage (say 550 V) run command run counting=550 for the measurement execution. ... It is recommended to take measurements for the set of values of 0.4, 0.6, 0.8, 1.0. ...
MICROSCOPES . ... In the last three to five years, LOMO has developed new lines of products, including new families of biological, fluorescent, and polarizing microscopes, night vision devices, consumer Maksutov telescopes, etc. ... 1939 Company introduces its first student and biological microscopes. as well as its first manual movie camera . ... 1956 LOMO produces its first wide-screen-format movie projector and introduces its first fluorescent microscope for chemical structure analysis. ...
... The author attempts to approach the problem from the positions of systems analysis with account for the ideological grounds and history of space activities in Russia and abroad, comparing its current interpretation with the initial goals posed by leading theoreticians and practitioners who stood at the cradle of the space exploration era. ... The space systems recognized in Russia as priority projects are largely developed with violations of the systems approach principles. ...
... SUPER RATIO . ... On this page I will present the most important (on my opinion) idea on Intellegence Life in the Universe . ... On the problem of the Super Ratio in astrophysics" . ... As a matter of fact, this is the main problem of the modern natural science. ... Here I shall try to speak about the most important problem of the modern natural science, the problem which is undoubtedly, of more importance than discovery of Blacks Holes, creation of Grand Unification Theory or Artificial...
... One thing I did do was to give a star party at my church as a fundraiser. ... Amateur Astronomers Association of Princeton Space Shuttle Discovery Blasts off On Final Flight In a truly dramatic finale to her very last launch, Space Shuttle Discovery blasted off to space at 4:53 p.m., Thursday, Feb. 24, with just two seconds to spare after an unexpected last minute computer glitch with Air Force tracking computers threatened to delay the liftoff yet again despite otherwise perfect launch conditions. ...
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Ссылки http://www.princetonastronomy.org/newsletters/03_2011sidereal.pdf -- 2740.1 Кб -- 02.03.2011 Похожие документы
... The spectrum of the brightest star, our Sun, shows several dark gaps perpendicular to the flow of it?s colours (figure 1). These so called spectral absorption lines where discovered in 1802 by the English scientist William Wollaston. ... Some stars as Pollux show a spectrum similar to that of our sun with strong Ca II and Fe II lines, others as Sirius or Vega show strong absorption lines of hydrogen, others, as Mira show very complicated spectra due to molecular absorption lines (see figure 5). ...
... Corvus Capital, along with its own capital, has the backing of a number of international funding partners. ... MyCloudtag App has launched in the Apple App Store Google Play store! App Fitness & Health . Andrew Regan lead a 10 man team on the first ever there-and-back crossing of the Antarctica. ... CloudTag is a London Listed Company focused on the Fitness and Wellbeing Market. AIM Fitness & Health . Sirius Petroleum is an Oil Gas Company listed on London's AIM. AIM Oil & Gas . ...
... Years of foundation of the Institute: . ... Cosmic ray station of the Yakut Scientific Research Base of the USSR Academy of Sciences . ... Institute of Cosmophysical Research and Aeronomy of the Siberian Branch of the USSR Academy of Sciences . ... Institute of Cosmophysical Research and Aeronomy of the Siberian Branch of the Russian Academy of Sciences. ... Yu.G.Shafer Institute of Cosmophysical Research and Aeronomy of the Siberian Branch of the Russian Academy of Sciences . ...
... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des actualit?йs . ... les plus belles images de l'Univers d?йcrypt?йes pour vous . ... des pages consacr?йes ?а la publication de vos photos Mais c'est aussi une vraie communaut?й avec laquelle partager votre passion et nourrir votre curiosit?й. Accueil Mercure multicolore . ... Les couleurs du bassin Caloris, sur Mercure, ont ?йt?й ici fortement accentu?йes, afin de mettre en ?йvidence les variations g?йologiques de sa surface. ...
... Imaging GRIN Rod Lens (HAG's) | Relay Rod Lens (LAG's) | ... The Refractive Index Distributions (RID) in GRIN lens preforms are made by multi-stage optimized ion-exchange diffusion between silicate mineral glasses and salt melts. ... In the LAG lenses - L ow A perture GRIN the nature of the changing of refractive index in glass via ion-exchange lies mainly in molecular volume increase. ... LAG lenses are specially treated to create the dark anti-flick surface coating (Fig.2). ...
... Этот раздел включает в себя оцифрованные копии книг, так или иначе принадлежащих к Астрономической тематике. ... Если у вас есть отсканированные книги входящие в тему этой библиотеки, обязательно напишите мне, возможно кто то давно ищет эту книгу, да и в целом пополнение библиотеки очень приветствуется. ... В.А.Бронштэн, Издательство "Наука" . ... Optomechanical Engineering Handbook Content . 1999, . Ed. Anees Ahmad, CRC Press LLC. ... Optomechanical Engineering Handbook-4, Metal Mirrors . ...
... 23 Algorithm fo r evalua tion of two burn maneuv ers using linearity Input information: ( t t E1 , rEI , v t1L , t E2 2L ( ) EI )T )T ґ ґ ґ ґ the time and the state vector of initial orbit for this time ; interval of possible thrusts for transition from initial orbit to the transfer on e; the time and the state vector of the target orbit for this time ; ... We cal culate the state vector for the initial orbit for the time t1a and the target one ґ for the time t2 a . ...
... Fifteen years ago, on February 20, 1986 the launching of the Core Block marked the beginning of the Mir Orbital Station construction. Currently the Mir Station consists of 6 modules. ... The Mir Station total mass is near 130 tons. ... For sinking unburned Mir Station fragments after reentering atmosphere a Southern Pacific Ocean area limited by the following point coordinates: 53 ? S, 175 ? W; 23 ? S, 175 ? W; 23 ? S, 132 ? W; 30 ? S, 127 ? W; 30 ? S, 90 ? W; 53 ? S, 90 ? W is choosen. ...
The Archeops experiment aimed at measuring the cosmic background emitted just after the Big Bang. The study of this radiation is essential to obtain precise information on the evolution of the Universe: density, Hubble constant, age of the Universe.. To achieve this goal, measurements have been done with devices cooled down at 100mK temperature placed at the focus of a warm telescope. ... 28960 visitors . ...
The Integrated Information Display System for the Soyuz-TMA and the Integrated Console of Manual Control Loop for the Russian Segment of the International Space Station Yurii Tiapchenko, deputy Chief Designer and head of the Division of Onboard Information Display Systems (1993-2002) at the Specialized Experimental Design Bureau of Spacecraft Technology and Chief Designer at the NTC "Alpha-M". ... The tasks of the spaceship IDS are provided by the Simvol and KL-110 display systems. ...
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Ссылки http://www.cosmoworld.ru/spaceencyclopedia/publications/mks_eng.pdf -- 470.5 Кб -- 17.08.2005 Похожие документы