نتایج جستجو برای: 473

تعداد نتایج: 3352  

G. Dini, H. Shekari

In this study, the effect of tensile test temperature (148 to 673 K) on the microstructural evolutions and the mechanical properties of high manganese twinning induced plasticity (TWIP) steel with the chemical composition of Fe- 31Mn-3Al-3Si (wt. %) was investigated. XRD, SEM and TEM were used to study the microstructural evolutions. Stacking fault energy (SFE) of the alloy was also calculated ...

Journal: :Chemical communications 2010
Weiping Deng Mi Liu Qinghong Zhang Xuesong Tan Ye Wang

Cellulose can be transformed into methyl glucosides in methanol with yields of 50-60% in the presence of several acid catalysts under mild conditions (< or = 473 K); H(3)PW(12)O(40) provides the highest turnover number (approximately 73 in 0.5 h) for the formation of methyl glucosides among many acid catalysts examined.

Journal: :American journal of physiology. Endocrinology and metabolism 2016
Laura Pentassuglia Philippe Heim Sonia Lebboukh Christian Morandi Lifen Xu Marijke Brink

Nrg1β is critically involved in cardiac development and also maintains function of the adult heart. Studies conducted in animal models showed that it improves cardiac performance under a range of pathological conditions, which led to its introduction in clinical trials to treat heart failure. Recent work also implicated Nrg1β in the regenerative potential of neonatal and adult hearts. The molec...

Journal: :Genetics 2003
D C Warren

INTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 470 Breeds used. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 471 Classification of earlobe color. . . . . . . . . . . . . . . . . . . . . . . . . . . . 471 F1 generation. . . . . . . . . . . . . . . . . . ....

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