نتایج جستجو برای: element mobility
تعداد نتایج: 295138 فیلتر نتایج به سال:
Copyright and Moral Rights for the articles on this site are retained by the individual authors and/or other copyright owners. For more information on Open Research Online's data policy on reuse of materials please consult the policies page. Introduction: Alteration of rocks is a fundamental process that occurs in all environments across the solar system in different forms. Understanding the pa...
The interaction of the heat shock factor (HSF) with the heat shock element (HSE) was determined by a non-radioactive electrophoretic mobility shift assay, in order to analyze HSF regulation in Neurospora crassa. HSF binds to HSE under normal, non-stress conditions and is thus constitutively trimerized. Upon heat shock, the HSF-HSE complex shows a retarded mobility. This was also observed in Sac...
Background and Purpose: The heavy metal pollution and its fractionations in the surface sediments of Darreh-Morad Beyg River, Hamedan City were monitored for Cd, Cr, Cu, Fe, Ni, Pb, and Zn in 2014. Materials and Methods: Totally 30 surface sediment samples were taken from 10 stations with three replicates. The samples subjected to bulk digestion and chemical partitioning. The concentr...
A list of technical reports, including some abstracts and copies of some full reports may be found at: Error analysis of a partial pivoting method for structured matrices. June 1995. Abstract Traditionally, in a distributed database system, it has been assumed that most queries can be processed with the data that reside at the site where the query is submitted. However, this concept of localiza...
Gate degradation in high electron mobility transistors (HEMTs) under OFF-state stress results from the high electric field near the gate edge. We investigate the evolution of this field over time in AlGaN/ GaN HEMTs upon OFF-state stress using a combination of electroluminescence (EL) microscopy and spectroscopy. EL analysis suggests that the electric field at the sites of generated surface def...
Date Warehousing is a powerful tool for supporting decision-making processes in modern corporations. However, developing a Data Warehouse (DW) is a complex and costly activity. It requires strategies, which should be specific to the characteristics and needs of the organization where it will be introduced. This work presents a DW development methodology suitable to organizational environments w...
The dynamic topology of ad hoc networks makes route discovery and reconstruction a non-trivial task. In this work we propose the use of mobility prediction to assist in ad hoc routing. A method of route discovery and route reconstruction using the sectorized mobility prediction technique is presented. Simulation and analytical results of the proposed routing strategy find it to offer considerab...
The empirical literature on intergenerational income mobility in the United States has focused predominantly on sons. This paper partly redresses that imbalance by using data from the Panel Study of Income Dynamics to investigate intergenerational mobility among daughters. We find that intergenerational transmission of income status is somewhat weaker for daughters than for sons, but is still q...
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