نتایج جستجو برای: growth speed

تعداد نتایج: 1016733  

2016
Manlu Zhu Xiongfeng Dai Yi-Ping Wang

Bacterial growth significantly depends on protein synthesis catalyzed by ribosome. Ribosome translation elongation speed is a key factor determining the bacterial protein synthesis rate. However, existing methods for determining translation elongation speed have limited applications. Here we developed a simple and convenient method for measuring bacterial translation elongation speed based on L...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زیست شناسی 1388

126 abstract: in this research we studied the effects of cyclic hydration and dehydration of cysts of artemia urmiana and artemia parthenogenetica on the hatching percentage, survival and growth. the experiment was carried out in 3 treatments (1-3 hydration/dehydration cycles) with 3 replicates for each treatment. later effects of cold preservation at -20°c during three time periods were ...

2003
J. D. ARENDT

1. It is becoming clear that individual growth rates are optimized to suit local conditions rather than maximized to be as fast as possible. To understand this adaptive variation in growth rates, we need to understand the costs of rapid growth. 2. Recent work in teleost fish suggests that a trade-off between growth rate and critical swimming speed may be common. The current study demonstrates t...

Journal: :Ökologisches Wirtschaften - Fachzeitschrift 2019

Journal: :Journal of Management Studies 2022

While most firms do not grow, a small number of are able to maintain and accelerate their growth over time. Researchers, practitioners, policymakers continue question the factors which increase firm's chances growing rapidly becoming more powerful economic driver. Using robust longitudinal data set from United Kingdom (UK) during period 2000 2017, we investigate propensity in sales, employment,...

Journal: :Journal of the Korean society for railway 2015

Journal: :Communications physics 2022

Abstract In an isolated system, the time evolution of a given observable in Heisenberg picture can be efficiently represented Krylov space. this representation, initial operator becomes increasingly complex as goes by, feature that quantified by complexity. We introduce fundamental and universal limit to growth complexity formulating Robertson uncertainty relation, involving Liouvillian, genera...

Journal: :international journal of smart electrical engineering 2014
mehrnaz fardamiri seyed zeinolabedin moussavi

in recent years, there has been a fast growth in wind energy conversion system (wecs). there are two general types of wind turbines in wecs: fixed speed wind turbines and varying speed wind turbines.permanent magnet synchronous generator (pmsg) is one of the most attractive generators for the varying speed turbine wecs.in this paper, a fuzzy controller is proposed to control the current source ...

Journal: Iranian Economic Review 2020

T he purpose of this study is to analyze the effect of foreign direct investment and portfolio investment on the convergence occurrence of economic growth of countries in the ASEAN + 3 region and to determine the time or speed required to achieve convergence. The type of data used in this research is secondary data panel which is combination between time series data and cross-section...

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