نتایج جستجو برای: reduced trace
تعداد نتایج: 649390 فیلتر نتایج به سال:
Correlation analyses were conducted on nickel (Ni), vanadium (V) and zinc (Zn) oral bioaccessible fractions (BAFs) and selected geochemistry parameters to identify specific controls exerted over trace element bioaccessibility. BAFs were determined by previous research using the unified BARGE method. Total trace element concentrations and soil geochemical parameters were analysed as part of the ...
Cellular properties of CA1 neurons were studied in hippocampal slices 24 hr after acquisition of trace eyeblink conditioning in young adult and aging rabbits. Aging rabbits required significantly more trials than young rabbits to reach a behavioral criterion of 60% conditioned responses in an 80 trial session. Intracellular recordings revealed that CA1 neurons from aging control rabbits had sig...
Trace minerals such as zinc, copper, and manganese are essential cofactors for hundreds of cellular enzymes and transcription factors in all animal species, and thus participate in a wide variety of biochemical processes. Immune development and response, tissue and bone development and integrity, protection against oxidative stress, and cellular growth and division are just a few examples. Defi...
The correlation of ATP citrate lyase (ACL) and acetyl CoA levels with trichothecene production in Fusarium graminearum was investigated using an inhibitor (precocene II) and an enhancer (cobalt chloride) of trichothecene production by changing carbon sources in liquid medium. When precocene II (30 µM) was added to inhibit trichothecene production in a trichothecene high-production medium contai...
Computational grid computing has emerged as one of the most promising research areas in high performance and distributed computing. The ability to allocate large numbers of resources for a parallel application with a greatly reduced cost makes the concept grid computing highly appealing. The heterogeneous nature of a grid creates a complex application environment; the nature of faults within th...
Non-Markovian reduced dynamics of an open system is investigated. In the case the initial state of the reservoir is the vacuum state, an approximation is introduced which makes possible to construct a reduced dynamics which is completely positive.
California is a leader among states in its efforts to cut greenhouse gas emissions. Under the California Global Warming Solutions Act of 2006 (Assembly Bill 32), the state has set itself on a course to reduce its greenhouse gas emissions to 1990 levels by the year 2020. In addition to its cap-and-trade program, California aims to accomplish this objective via a large assortment of complementary...
در این پایان نامه طرح یک آشکارساز ویتربی به روش بازگشت به عقب trace backو با استفاده از ساختار ضربانی systolic ارائه شده است . این آشکارساز دارای طول حافظه کدکنندگی به طول l=3 و نرخ کدکنندگی r=1/2می باشد. اجرای روش برگشت به عقب با استفاده از ساختار ضربانی ضمن افزایش سرعت آشکارسازی ، منجر به کاهش توان مصرفی می شود. اجرای طرح به صورت pipline و با استفاده از یک کلاک موجب کاهش ز...
A new method to deal with reduced dynamics of open systems by means of the Schrödinger equation is presented. It allows one to consider the reduced time evolution for correlated and uncorrelated initial conditions.
Software services offer many opportunities like reduced cost for IT infrastructure. They also introduce new risks, for example the clients lose control over their data. While data can be secured against external threats using standard techniques, the service providers themselves have to be trusted to ensure privacy. In this paper, we examine methods that can increase the level of privacy a serv...
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