نتایج جستجو برای: valleys

تعداد نتایج: 4104  

Journal: :Journal of theoretical biology 2009
Chaitanya S Gokhale Yoh Iwasa Martin A Nowak Arne Traulsen

How fast does a population evolve from one fitness peak to another? We study the dynamics of evolving, asexually reproducing populations in which a certain number of mutations jointly confer a fitness advantage. We consider the time until a population has evolved from one fitness peak to another one with a higher fitness. The order of mutations can either be fixed or random. If the order of mut...

Journal: :Proceedings of the ASIL Annual Meeting 2018

M. A. Mansouri-Birjandi M. Soroosh

In this paper, we calculate electron and hole impactionization coefficients in In0.52Al0.48As using a Monte Carlo modelwhich has two valleys and two bands for electrons and holesrespectively. Also, we calculate multiplication factor for electronand hole initiated multiplication regimes and breakdown voltagein In0.52Al0.48As PIN avalanche photodiodes. To validate themodel, we compare our simulat...

Journal: :Eos, Transactions American Geophysical Union 1997

Journal: :Geological Magazine 1908

Journal: :Soil Science and Plant Nutrition 1996

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