نتایج جستجو برای: perturbations
تعداد نتایج: 37828 فیلتر نتایج به سال:
As a service to the satellite operator community, the Center for Space Standards & Innovation (CSSI) offers SOCRATES—Satellite Orbital Conjunction Reports Assessing Threatening Encounters in Space. CSSI runs a list of all satellite payloads on orbit against a list of all objects on orbit using the catalog of all unclassified NORAD two-line element sets (TLEs) to look for satellite conjunctions ...
Salinity gradient power (SGP) systems have strong potential to generate sustainable clean electricity for 24 hours. Here, we introduce a solid-salt pressureretarded osmosis (PRO) system using crystal salt powders rather than seawater. Solid salts have advantages such as a small storage volume, controllable solubility, high Gibbs dissolution energy, and a single type of water intake, low pretrea...
Universidade de Brasília UnB Faculdade de Medicina da Universidade de Brasília Hospital Universitário de Brasília Serviço de Otorrinolaringologia Endereço para correspondência: Andre Luiz Lopes Sampaio – SQN 205, Bloco B, Apto 506 – Asa Norte – CEP 70843.020 – Brasília – DF – Brasil – Fax: (55 61) 3443-3397 – E-mail: [email protected] Capes Fulbright Programa de Doutorado sanduiche no exter...
This particular site and time of year was chosen by ARM because it offers a high probability of clearsky, and also a wide range of integrated water vapor amounts. To supplement the routine observing capabilities during the WVIOP2000, a powerful array of tools for measuring water vapor was deployed at the SGP Central Facility area. A comprehensive suite of airborne in situ and ground-based remote
Randall et al. (1996) summarized a strategy for testing parameterizations in single-column models (SCMs). The SCM is driven with observations and the results produced by the SCM are compared with additional observations of the same meteorological events. When the SCM’s parameterizations are judged to have performed satisfactorily in tests against observations, they can be transplanted into a th...
We present new deep K ′ counts of stars at the South Galactic Pole (SGP) taken with the NAOJ PICNIC camera to K =17.25. Star–galaxy separation to K =17.5 was accomplished effectively using image profiles because the pixel size we used is 0.509 arcsec. We interpret these counts using the SKY (Cohen 1994) model of the Galactic point source sky and determine the relative normalization of halo-to-d...
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