نتایج جستجو برای: semiclosed set

تعداد نتایج: 660119  

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

در این پایان نامه، با بهره گیری از ویژگی های ترانزیستورset، ساختار جدیدی برای مبدل آنالوگ به دیجیتال مبتنی بر ساختار folding ارائه می شود و با مقایسه بین ساختار پیشنهادی و ساختارهای پیشین مشاهده می شود که فرکانس نمونه برداری بهبود یافته و از طرف دیگر تلفات توانی و تعداد اجزا به کار گرفته شده در ساختار کاهش چشم گیری داشته است. البته با به کار گیری مدار ترکیبی set/cmos در ساختار پیشنهادی شاهد بهت...

Journal: :Plant physiology 1988
R G Dutton J Jiao M J Tsujita B Grodzinski

A computer controlled semiclosed net CO(2) exchange measurement system, employing an infrared gas analyzer and mass flow controllers to inject pure CO(2) at preset rates, has been developed for measuring whole plant net CO(2) exchange and net C gain in a controlled environment (i.e. CO(2), light, and temperature). Data for tomato (Lycoperscicon esculentum cv Campbell 19 VF) and rose (Rosa hybri...

Journal: :International Journal of Chemical Engineering 2023

Transport phenomena through hollow fiber membrane contactors (HFMCs) indicate the exchange of a component between two phases, inside and outside fibers. In this research, we designed fabricated lab-made HFMCs to assess difference water air as sweeping media for CO2 exchange. The effects flow rates temperature ratios on aqueous absorption were investigated accordingly. A semiclosed circuit incor...

Journal: :Modern stochastics: theory and applications 2023

The stochastic literature contains several extensions of the exponential distribution which increase its applicability and flexibility. In present article, some properties a new power modified family with an original Kies correction are discussed. This is defined as domain transformed by another distribution. Its probabilistic investigated limitations for saturation in Hausdorff sense derived. ...

Journal: :Journal of clinical pathology 1951
B A THOMPSON H SCHWABACHER

Barber and Rozwadowska-Dowzenko (1948) recorded that naturally resistant penicillinase-producing staphylococci found within hospital communities had increased in the previous successive three years from 14% to 38% and then to 59%. Forbes (1949) isolated resistant staphylococci from 23 out of 50 nurses. Martin and Whitehead (1949) examined the nose, throat, saliva, and skin of 50 medical student...

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