نتایج جستجو برای: the grace mission has provided scientific community time

تعداد نتایج: 16322574  

2005
Kevin M. Ellett Jeffrey P. Walker Rodger B. Grayson Matthew Rodell

Achieving a successful long-term strategy for sustainable water resource management of the Murray-Darling Basin (MDB) involves improving our understanding of the integrated hydrological system and assessing the impacts of land use and climate change upon this system. A methodology is currently being developed with the potential for addressing these issues by way of a new satellite technology sy...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی 1391

the present dissertation aims to investigate four-word lexical bundles in applied linguistics research articles by iranian and internationally-published writers. the aims of this study are two-fold: first of all, attempts have been made to create a comprehensive list of the most commonly used four-word lexical bundles categorized by their type and token frequency, their structural characteristi...

Journal: :Journal of Hydrology 2021

Abstract The gap between the Gravity Recovery and Climate Experiment (GRACE) GRACE Follow-on mission (GRACE-FO) is a crucial problem, leading to discontinuous global mass change information from time-variable gravity field solutions. We aim use improved Multichannel Singular Spectrum Analysis (MSSA) fill reconstruct continual signals in this study. one-year filled with MSSA based on Release 06 ...

2002
Isabella Velicogna John Wahr

[1] The Gravity Recovery and Climate Experiment (GRACE) satellite mission was launched in March 2002 and has an expected 5-year lifetime. One potential application of GRACE measurements of time-variable gravity will be to isolate the postglacial rebound signal, which can then be used to estimate the Earth’s viscosity structure. In this paper we present a sensitivity analysis of simulated GRACE ...

2015
Gregory Weaver Jeffrey Garstecki Samuel Reynolds

In early 2010, JHU/APL delivered four ultra-stable oscillators (USOs) to the Jet Propulsion Laboratory (JPL) for the Gravity Recovery and Interior Laboratory (GRAIL) mission. GRAIL is a NASA Discovery lunar mission with the goals of mapping the entire lunar gravity field and, through the geodesy determined from this result, attempt to define the most likely model for the moon’s deep interior. S...

Introduction: Health promotion is a new mission of hospitals, and the mission of health promotion hospitals is to change the treatment-oriented approach to the health-oriented approach. Therefore, this study aims to evaluate the components of health promotion hospitals. Methods: The present study is an integrated review that searches using the keywords Health Promotion, Evaluation model, Hospi...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده ادبیات و علوم انسانی دکتر علی شریعتی 1392

a large number of single research studies on the effects of strategy-based instruction (sbi) in teaching english as a foreign or second language has been conducted so far. however, the lack of a comprehensive meta-analysis targeting the effectiveness of english language sbi is observed. moreover, the findings of experimental studies regarding the context of the english language, proficiency lev...

2005
J. Kusche E. J. O. Schrama

[1] Monitoring hydrological redistributions through their integrated gravitational effect is the primary aim of the Gravity Recovery and Climate Experiment (GRACE) mission. Time-variable gravity data from GRACE can be uniquely inverted to hydrology, since mass transfers located at or near the Earth’s surface are much larger on shorter timescales than those taking place within the deeper Earth a...

پایان نامه :0 1370

all analytical methods are generally based on the measurement of a parameter or parameters which are somehow related to the concentration of the species.an ideal analytical method is one in which the concentration of a species can be measured to a high degree precision and accuracy and with a high sensitivity. unfortunately finding such a method is very difficult or sometimes even impossible.in...

حسینی, اکرم السادات, زمزم, سوزان, معماریان, ربابه, نظاملی, فریال, کرمانشاهی, سیما,

Background and Objective: Planning in nursing education has to balance between the needs of health systems and the educational and financial policies in community. Philosophy of nursing education that provides community health care has to accommodate the community needs. Official announcement, philosophy, mission and goals of nursing education can affect the operational guideline in education, ...

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