60,718 Hits in 7.6 sec

Infrared detectors for the year 2000

I.M. Baker, M.P. Hastings, L.G. Hipwood, C.L. Jones, P. Knowles
1996 III-Vs review  
Its leading position in this field is illustrated in this article by describing the key detector technologies that will supply major projects into the year 2000, and beyond.  ...  The latest study phase of the more advanced Meteosat Second Generation (MSG), scheduled for launch in the year 2000, anticipates the development of new instruments in which several of the spectral channels  ...  Reliable miniature Joule-Thomson liquefiers of the type originally developed by Parkinson at the Royal Radar Establishment in the 1950s are available commercially, notably from the Hymatic Engineering  ... 
doi:10.1016/s0961-1290(96)80020-2 fatcat:wqhgvsouxzcsjpoaeeds7umpyi

Sequoia 2000: a reflection on the first three years

M. Stonebraker
1994 IEEE Computational Science & Engineering  
This paper describes the SEQUOIA 2000 project and its implementation efforts during the first three years.  ...  Like several commercial systems, our data manager POSTGRES [STON90] stores large objects in a customized storage system directly on a raw storage device.  ...  This effort, named Hollywood, strives to further improve the ability of SEQUOIA 2000 researchers to communicate.  ... 
doi:10.1109/99.338782 fatcat:nv2lrb2a4rduzpbd4spj3d32ty

Content Analysis of New York Times Coverage of Space Issues for the Year 2000

Fiona Clark, Deborah L. Illman
2003 Science communication  
A content analysis was conducted of all space-related stories and editorials found in the New York Times during the time period 1 January to 31 December 2000.  ...  The study characterizes New York Times coverage of the main elements of the space arena (civil, commercial, national security, and the associated legal/regulatory issues) during that time period and discusses  ...  ____ Yes ____ No ____ Commercial ____ Satellite communications industry ____ Commercial remote-sensing industry ____ Satellite launch industry ____ Satellite navigation (global positioning system) industry  ... 
doi:10.1177/1075547003255300 fatcat:ji3til6y75hste2c3cwbiwquue

Satellite communications using commercial protocols

William Ivancic, James Griner, Robert Dimond, Brian Frantz, Brian Kachmar, Dan Shell
2000 18th International Communications Satellite Systems Conference and Exhibit   unpublished
NASA Glenn Research Center has been working with industry, academia, and other government agencies in assessing commercial communications protocols for satellite and space-based applications.  ...  This paper summarizes recent research into the applicability of various commercial standard protocols for use over satellite and space-based communications networks as well as expectations for future protocol  ...  Satellites provide a unique capability to communicate with and provide wide-band communications to aircraft.  ... 
doi:10.2514/6.2000-1185 fatcat:gn325y657zgv5npalpwos5fkle

The Second Way Ahead Group – Seven Years On

D. F. H. Grocott
2000 Journal of navigation  
Command, Control, Communications and Information System (C>I).  ...  E-mail has become the dominant method of communication, and the Satellite Navigation Group has created a mail-base for the exchange of information via the internet.  ... 
doi:10.1017/s0373463399008577 fatcat:rtt2bpqpfnfzvhs74g54knsnnq


2000 Milletleraras  
And in ali these fields rapid developments in communications technology, from satellite broadcasting to the Internet, bring our countries closer and closer together.  ...  Turkey's exports to the US this year (2000) are the fastest growing among Turkey's majör trading partners.  ... 
doi:10.1501/intrel_0000000021 fatcat:l5e3rqf5dvamlewosxni3qj5am

Batteries fifty years of materials development

R Dell
2000 Solid State Ionics  
This paper reviews developments in batteries over the past 50 years with particular reference to advances in materials science and engineering technology.  ...  The emphasis is on commercially available batteries such as zinc / manganese dioxide primary cells, and lead / acid and nickel / alkaline secondary cells, although specialist batteries and those in an  ...  Conclusion need to handle liquid sodium; • the raw materials employed are nickel powder Over the past 50 years there has been a huge and common salt, both commercially available increase in market demand  ... 
doi:10.1016/s0167-2738(00)00722-0 fatcat:rpulybfc5jbjrkkcqqlcju5ole

Role of Housing Reconstruction Between Years 2000 - 2014 in Merging of Urban Structure of The North East Wrocław / Rola Zabudowy Mieszkaniowej z Lat 2000-2014 w Scalaniu Struktury Urbanistycznej Północno-Wschodniego Wrocławia

Robert Masztalski, Marcin Michalski
2016 Civil and Environmental Engineering Reports  
The new multifamily housing development of years 2000-2014 of Psie Pole as a housing development in Wroclaw, closes the gap between the historic district residential buildings in the old Psie Pole and  ...  article presents the urban structure of the North-East of Wroclaw, where in the vicinity of the historic buildings and residential buildings from the 70s of the last century, and between, in the last 20 years  ...  Buildings in a distributed system are surrounded by foot-drive communication and low greenery.  ... 
doi:10.1515/ceer-2016-0005 fatcat:yvh6ntcnbzhihmlhehv5zwnrni

Ion lasers-the early years

W.B. Bridges
2000 IEEE Journal of Selected Topics in Quantum Electronics  
For the last 35 years, the simple dc discharge has been the workhorse of commercial argon ion lasers.  ...  We built a 1-W laser in 1965 for a prototype laser space communications system developed by the Hughes Aerospace Group for NASA Houston.  ... 
doi:10.1109/2944.902139 fatcat:rnka6gwsgza3zphnlb2vbaf3gm

AstroMesh™ Deployable Reflectors for Ku and Ka Band Commercial Satellites

Mark Thomson
2002 20th AIAA International Communication Satellite Systems Conference and Exhibit   unpublished
The potential for the AstroMesh deployable mesh reflectors to support Ku-and Ka-band commercial satellite missions is investigated.  ...  INMARSAT 4 and Thuraya are L-band communications systems, and the MBSAT main antenna is an S-band broadcast system. Figure 1 . 145 Figure 2 . 11452 Thuraya Satellite * U.S.  ...  Introduction The Astro Aerospace (Astro) AstroMesh™ deployable reflector* has recently gained wide acceptance in the world of commercial satellites.  ... 
doi:10.2514/6.2002-2032 fatcat:v3ny633r5jg3thb5ootlg3irou

An inventory of gaseous and primary aerosol emissions in Asia in the year 2000

D. G. Streets, T. C. Bond, G. R. Carmichael, S. D. Fernandes, Q. Fu, D. He, Z. Klimont, S. M. Nelson, N. Y. Tsai, M. Q. Wang, J.-H. Woo, K. F. Yarber
2003 Journal of Geophysical Research  
for the year 2000 by Asian countries.  ...  The year 2000 value for China in that report is 15.6 Tg.  ... 
doi:10.1029/2002jd003093 fatcat:zqfsjayxrva7talzn4pdsomtxe

National forest cover change in Congo Basin: deforestation, reforestation, degradation and regeneration for the years 1990, 2000 and 2005

Céline Ernst, Philippe Mayaux, Astrid Verhegghen, Catherine Bodart, Musampa Christophe, Pierre Defourny
2013 Global Change Biology  
At the same time, the potential for systematic monitoring has increased over the past few years as a result of improved satellite data access, gains in computational power and development of automated  ...  stable in CAR (0.06% year -1 ) and increases in Congo (0.03% to 0.07% between[2000][2001][2002][2003][2004][2005] and DRC(0.11% to 0.22% between 2000 and 2005).  ... 
doi:10.1111/gcb.12092 pmid:23504894 fatcat:dzh25rekkbckdhrdnxhmurbdui

Future Intelligent Earth Observing Satellite System (FIEOS): Advanced System of Systems [chapter]

Guoqing Zhou
2012 System of Systems  
Thereby, a much advanced earth observing system, called future intelligent earth observing system was proposed by Zhou in 2000 [18] .  ...  agreement for a 10-year implementation plan for a Global Earth Observation System of Systems, known as GEOSS, was reached by member countries of the Group on Earth Observations at the Third Observation  ...  Future Intelligent Earth Observing Satellite System (FIEOS): Advanced System of Systems, System of Systems, Dr. Adrian V.  ... 
doi:10.5772/27723 fatcat:iuemz75lqrhzlcjmkpoprudv3i

Global navigation satellite systems

Wolfgang Lechner, Stefan Baumann
2000 Computers and Electronics in Agriculture  
To overcome the dependency of the civil European user community upon foreign military systems, an initiative to build up an autonomous European Satellite Navigation System with an own-space segment was  ...  Since the introduction of NAVSTAR-GPS (Navigation System with Time and Ranging -Global Positioning System) and GLONASS (Globaluaya Navigatsionnaya Sputnikovaya Sistema, Global Navigation Satellite System  ...  The Accuracy Improvement Initiative should be completed by the year 2000.  ... 
doi:10.1016/s0168-1699(99)00056-3 fatcat:in3i7tjfnbcdfmqdqmc5wqz6fu

The Rockot launch system

G. Stamerjohanns, M. Kinnersley
1999 Acta Astronautica  
Shock": 3000 9 between 1000 and 2000 Hz * depends on separation system used 12th AIAA/uSU Conference on Small Satellites  ...  The expected launch capacity is estimated at 6 launches per year or more. The overall Rockot development schedule up to 2000 is presented in Figure 2 .  ...  engineering and project management including the Ariane 5 program· Systems analysis at Logica Space and Defense systems, London, UK Research experience in rarefied gas dynamics at University of Southampton  ... 
doi:10.1016/s0094-5765(99)00091-0 fatcat:rlekngc7nrfj7dymaxbvb4zrri
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