نتایج جستجو برای: functional grade material

تعداد نتایج: 1082818  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1390

در قسمت اول، طراحی و ساخت یک سنسور الکتروشیمیایی با انتخابگری بالا با استفاده ازmolecularly imprinted polymer (mip) به عنوان عنصر شناساگر برای داروی مترونیدازول معرفی شده است. mip انتخابگر نسبت به مترونیدازول وnonimprinted polymer (nip) سنتز شدند وسپس در الکترود خمیر کربن قرار گرفتند. این الکترود برای اندازه گیری مترونیدازول با استفاده از روش cathodic stripping voltammetry به کار برده شد. الکتر...

Journal: :Journal of dental education 2003
Sarah A Gray Lisa P Deem June A Sisson Penny L Hammrich

The objective of this research was to determine if a computerized simulated dental exercise predicts students' subsequent performance in preclinical technique courses. Twenty-nine first-year dental students voluntarily participated in the investigation prior to their first experience with a dental handpiece. These students prepared an ideal Class I amalgam on an ivorine mandibular first molar t...

Journal: :تحقیقات علوم رفتاری 0
مجید برکتین majid barekatain

aim and background: it has since long been known that there is strong relation between   psychological status and functional gastrointestinal disorders (fgid). however, until recently, the nature of this putative relationship was unclear due to a lack of non-invasive methods to investigate the neurobiological mechanisms underlying this relationship.  functional brain imaging has provided a meth...

Journal: :Neuroreport 2009
Matthew Edward Mundy Robert C Honey Paul E Downing Richard G Wise Kim S Graham Dominic M Dwyer

Schedule of exposure to similar stimuli contributes to the degree of perceptual learning over and above the amount of exposure in a variety of species and stimuli. In an event-related functional MRI study, investigating schedule and stimulus effects in perceptual learning, we found that intermixed presentation (A, B, A, B ...) resulted in better subsequent discrimination than blocked presentati...

Journal: :Radiologia 2012
M Simonet Redondo C Auger Acosta A Rovira-Gols M Toledo Argany S Sarria Estrada A Rovira Cañellas

OBJECTIVES To describe the neuroradiological characteristics of a series of high grade cortical astrocytomas in the initial phase of development and their pattern of growth during a short time period. MATERIAL AND METHODS This was a retrospective observational study of the neuroradiological findings in six patients diagnosed with high grade astrocytoma. All presented with a new onset epilepti...

Journal: :Jurnal teknologi 2021

Awareness of virgin coconut oil (VCO) as a functional food supplement has grown enormously. The treatment raw material and processing parameters is crucial they affect the overall yield quality oil. Meanwhile, microencapsulation technology offers better handling, good oxidative stability, longer shelf life VCO powder. Although liquid powdered oils can be obtained through sophisticated methods, ...

Journal: :AJNR. American journal of neuroradiology 2013
L J Zhang J Zhong G M Lu

HE is a neuropsychiatric syndrome that develops in patients with severe liver diseases, with portosystemic shunt surgery in the form of diffuse mild brain edema. It is also associated with functional changes, such as those in attention and the DMN. MR imaging offers a range of capabilities for assessing the low-grade brain edema and its functional changes in brain affected by HE; therefore, it ...

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