نتایج جستجو برای: POT
تعداد نتایج: 14305 فیلتر نتایج به سال:
Like many English-dominant nations, Australia has a rich history of cultural and linguistic diversity. This diversity is the result of a melting pot of languages including languages spoken by Australia’s Indigenous people and languages added by European settlement and subsequent waves of migration from various parts of the world. Despite this rich history of linguistic diversity, little has bee...
Langmuir–Blodgett (LB) technique has been used to deposit composite multilayers of poly(3-octylthiophene) with cadmium arachidate (POT-CdA), zinc arachidate (POT-ZnA) and copper arachidate (POT-CuA). These composite multilayers were used as precursors to develop the respective semiconducting CdS, ZnS and Cu2S nanoclusters in the POT-arachidic acid (POT-AA) matrix. The formation of sulphide nano...
چکیده در این کار تحقیقاتی، با توجه به قابلیت های الکترود های بر پایه خمیر کربن حاوی نانو لوله های کربنی، تصمیم گرفته شد پلی (اورتو- تولوئیدین) و پلی (متا- تولوئیدین) را از طریق الکتروپلیمریزاسیون بر روی الکترود خمیر کربن حاوی نانو لوله های کربنی در حضور تریتون x-100 (tx-100) با سه روش پتانسیودینامیک، پتانسیواستاتیک و گالوانواستاتیک تثبیت و الکترود های خمیر کربن حاوی نانو لوله های کربنی اصلاح ش...
Telomeres are composed of simple tandem DNA repeats that protect the ends of linear chromosomes from replicative erosion or inappropriate DNA damage response mechanisms. The mammalian Protection Of Telomeres (POT1) protein interacts with single-stranded telomeric DNA and can exert positive and negative effects on telomere length. Of four distinct POT1 homologs in the roundworm Caenorhabditis el...
South Africa has been described as a melting pot of different cultures, adding to the rich South African heritage, boasting eleven official languages. This cultural diversity, however, poses quite a unique challenge for designers of software, especially in the design of e-commerce websites. This paper describes an experiment with the net-generation and the effects of culture on users’ perceptio...
پتاسیم قابل استفاده در خاک معیار مهمی برای رشد گیاه و تولید عملکرد است. برخی باکتری های خاک می توانند پتاسیم قابل استفاده را برای رشد گیاهانافزایش دهند. به منظور جداسازی و بررسی میزان کارایی این باکتری ها در خاک، تعداد پنج نمونه خاک از نظر وجود باکتری های آزاد کننده پتاسیم مورد ارزیابی قرار گرفتند و در نهایت شش ایزوله به عنوان باکتری های موثر، جداسازی شدند. براساس بررسی های میکروسکوپی، آزمون ها...
Conducting poly(o-toluidine) (POT) and poly(m-toluidine) (PMT) blends containing 10, 30, 50, 70, and 90 % wt/wt of polystyrene (PSt) were prepared by employing a two-step emulsion pathway. The bands characteristic of both polystyrene and POT/PMT are present in the IR spectra of POT–PSt and PMT–PSt blends. The UV-visible spectra of POT–PSt and PMT–PSt blends exhibit two bands around 313 and 610 ...
We investigate the electronic characteristics and the absorption spectra of poly(3-octylthiophene), POT, films grown by electrochemical methods onto Au substrates. We discuss the results considering the morphological factor. POT films thickness can be controlled by current density in the electropolymerization process. The film roughness depends on the thickness, being about 12% of film thicknes...
PURPOSE To determine the risk factors and clinical presentation of primary omental torsion (POT) in children. METHODS Histopathology records of a pediatric hospital from January 1993 to March 2003 were reviewed to identify cases of POT. Hospital charts of patients diagnosed with POT were reviewed for demographic data and clinical presentation. RESULTS A diagnosis of POT was recorded in 12 o...
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