نتایج جستجو برای: آزمون bds

تعداد نتایج: 121399  

Journal: :The Journal of physiology 2001
V Riazanski A Becker J Chen D Sochivko A Lie O D Wiestler C E Elger H Beck

1. We have investigated voltage-dependent outward K+ currents of dentate granule cells (DGCs) in acute brain slices from young and adult rats using nucleated and outside-out patch recordings. 2. In adult DGCs, the outward current pattern was dominated by a transient K+ current component. One portion of this current (approximately 60%) was blocked by micromolar concentrations of tetraethylammoni...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شهید چمران اهواز - دانشکده اقتصاد و علوم اجتماعی 1390

سیستم های غیر خطی پویا، رفتارهای مختلفی از خود بروز می دهند که می تواند در توجیه بسیاری از پدیده های اقتصادی که به نظر تصادفی می رسند، به کار گرفته شود. سری های زمانی بسیار پیچیده مانند قیمت های بازارهای مالی معمولاً تصادفی و در نتیجه، تغییرات آن ها غیر قابل پیش بینی فرض می شود، در حالی که ممکن است این سری ها محصول یک فرآیند غیر خطی پویای معین (آشوبی) و در نتیجه قابل پیش بینی در کوتاه مدت باشند....

2016
Khairulliza Ahmad Salleh Lech J. Janczewski

Big Data Solutions (BDS) refers to innovative solutions designed to perform searching, mining and analysis of high volume of data. While BDS is being actively adopted by pioneering and leading organizations due to its prospective benefits, many organizations are still divided on the need to adopt it. Security issues related to big data’s characteristics are among the hindering factors cited by ...

2016
Qile Zhao Guangxing Wang Zhizhao Liu Zhigang Hu Zhiqiang Dai Jingnan Liu

Using GNSS observable from some stations in the Asia-Pacific area, the carrier-to-noise ratio (CNR) and multipath combinations of BeiDou Navigation Satellite System (BDS), as well as their variations with time and/or elevation were investigated and compared with those of GPS and Galileo. Provided the same elevation, the CNR of B1 observables is the lowest among the three BDS frequencies, while ...

2017
Wujiao Dai Qiang Shi Changsheng Cai

The carrier phase multipath effect is one of the most significant error sources in the precise positioning of BeiDou Navigation Satellite System (BDS). We analyzed the characteristics of BDS multipath, and found the multipath errors of geostationary earth orbit (GEO) satellite signals are systematic, whereas those of inclined geosynchronous orbit (IGSO) or medium earth orbit (MEO) satellites ar...

Journal: :Inorganic chemistry 2006
Mitsushiro Nomura Thomas Cauchy Michel Geoffroy Prashant Adkine Marc Fourmigué

Various preparations of the neutral radical [CpNi(dddt)] complex (dddt = 5,6-dihydro-1,4-dithiin-2,3-dithiolate) were investigated with CpNi sources, [Cp2Ni], [Cp2Ni](BF4), [CpNi(CO)]2, and [CpNi(cod)](BF4), and dithiolene transfer sources, O=C(dddt), the naked dithiolate (dddt(2-)), the monoanion of square-planar Ni dithiolene complex (NBu4)[Ni(dddt)2], and the neutral complex [Ni(dddt)2]. The...

Journal: :The Journal of neuroscience : the official journal of the Society for Neuroscience 2005
Shuk Yin M Yeung Dawn Thompson Zhuren Wang David Fedida Brian Robertson

Kv3 potassium channels, with their ultra-rapid gating and high activation threshold, are essential for high-frequency firing in many CNS neurons. Significantly, the Kv3.4 subunit has been implicated in the major CNS disorders Parkinson's and Alzheimer's diseases, and it is claimed that selectively targeting this subunit will have therapeutic utility. Previous work suggested that BDS toxins ("bl...

Journal: :Journal of applied microbiology 2015
T P Silva S M Paixão J C Roseiro L Alves

AIMS Through biodesulphurization (BDS) is possible to remove the sulphur present in fossil fuels to carry out the very strict legislation. However, this biological process is limited by the cost of the culture medium, and thus, it is important to explore cheaper alternative carbon sources, such as Jerusalem artichoke (JA). These carbon sources usually contain sulphates which interfere with the ...

Journal: :The journal of trauma and acute care surgery 2014
Amelia Rogers Elizabeth Hoffer Clark Katelyn Rittenhouse Michael Horst Mathew Edavettal John C Lee Daniel Wu Tracy Evans Frederick B Rogers

BACKGROUND As we enter the brave new world of the Patient Protection and Affordable Care Act of 2010, it is imperative that trauma centers provide not only excellent but also cost-effective trauma care. To that end, we sought to determine those factors that contribute significantly to barrier days (BDs), when a patient is medically cleared for discharge but unable to leave the hospital. We hypo...

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