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مدل روزنه های موازی موج دار (corrugated oarallel bundle model) برای تعریف اثر ساختمان روزنه ها در نفوذ-واکنش (diffusion and reaction) در کاتالیستهای متخلخل بکار می رود. در مدل روزنه های موج دار، از یک دسته روزنه های اصلی (pore) استفاده شده است . هر یک از این روزنه های اصلی دارای یکسری عناصر روزنه می باشد که هر عنصر دارای یک شعاع تعیین شده به صورت اتفاقی از یک توزیع اندازه روزنه ها (pore size di...
This essay introduces a new featured section, to be published in Small Axe annually, that explores the critical vocabulary of field Caribbean studies.
Abstract “Queer” is a relatively recent and somewhat controversial term in African studies. Yet it proving to be productive, not only for understanding subjectivities of sexuality gender, but also situating Africa’s position the larger economy knowledge. Otu van Klinken explore productive tensions between “queer” “Africa,” aim read Africa as queer from Africa. Thus, rather than imagining polar ...
In the Markov relaxation and locally quasi-equilibrium distribution approximation, analogues of Onzager's relations for response functions spin current in nonlinear by intense mechanical thermodynamic effects regime were obtained Kubo method. Keywords: distribution, Hamiltonian, current, nonlinearity, reciprocity, streintronics, caloritronics, Peltier effect, Zeebeck effect.
This paper deals with Electronic Services Delivery, a form of Electronic Commerce in Services Sector. Firstly, it defines Electronic Commerce and Electronic Services Delivery and secondly, it presents the Current State of either both in Slovenia and in the World. The second part of the paper briefly presents the most interesting findings of an electronic Services Delivery and Electronic Commerc...
abstract in order to select the best planting distributions on the rows and study their effects on morphological traits and uptake amount of some nutrients including nitrogen, phosphorus, potassium and calcium in forage of common vetch (vicia sativa) a factorial experiment was carried out with randomized complete block design and 3 replications in research field of mohaghegh ardabili univer...
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