نتایج جستجو برای: external limiting membrane
تعداد نتایج: 644468 فیلتر نتایج به سال:
TmE micro-anatomy of the region between the retina and the vitreous has been a source of discussion and interest for more than a century. Work has, in general, been concerned with the inner surface of the retina and has involved extensive investigation of what is normally termed the inner limiting membrane. The basis for this name was very probably provided by Pacini, who referred to a homogene...
Output characteristics of fuel cells are affected by a large number of parameters such as geometry, dimensions, construction materials and conditions of supplying fluids. In this paper a mathematical model followed by a two-dimensional numerical approach has been presented to study the fuel cell parametrically. Effect of oxygen concentration at gas diffusion layer entrance, temperature and ...
The transport properties of various anion and cation exchange membranes were studied in different electrolyte solutions using chronopotentiometry technique to get insight about the influence of the counter ion on the transport properties of the membranes. The investigated samples include heterogeneous ion exchange membranes varying in the functionality of fixed charged gro...
Microfiltration can clarify pomegranate juice; however, fouling is a limiting phenomenon in the process. In current work ultrasound was applied above and below the membrane surface to reduce fouling after removing temperature effect. A hydrophilic mixed cellulose ester membrane with pore size of 0.45 μm was used in lab scale flat sheet module. Membrane module was placed above and below the ultr...
Microfiltration can clarify pomegranate juice; however, fouling is a limiting phenomenon in the process. In current work ultrasound was applied above and below the membrane surface to reduce fouling after removing temperature effect. A hydrophilic mixed cellulose ester membrane with pore size of 0.45 μm was used in lab scale flat sheet module. Membrane module was placed above and below the ultr...
در سالهای اخیر، مقررات متعددی با هدف حفظ استقلال و ارتقا کیفیت حسابرسی وضع شده است. چرخش اجباری مؤسسات حسابرسی و محدودیت در ارائه سایر خدمات حسابرسی از جمله این مقررات هستند. هدف این تحقیق، بررسی مقایسهای دیدگاه استفادهکنندگان در مورد رابطه بین چرخش اجباری مؤسسات حسابرسی و محدودیت در ارائه سایر خدمات حسابرسی با کیفیت حسابرسی است. همچنین، این تحقیق درصدد بررسی هزینه و منفعت مقررات مذکور میبا...
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