Research ArticleOpen accessIn the abstractH-RABIN CRYPTOSYSTEMHayder Raheem HashimCryptography is the science of using mathematics that's used to hide information or data that is being sent between participants in a way that prevents other people from reading it. The need of exchanging messages secretly promoted the creation of cryptosystems to enable receivers to interpret the exchanged information. In this study, a particular public key cryptosystem called Rabin Cryptosystem … …Journal of Mathematics and Statistics, Vol. 10, Issue 3 · 10 May 2014 · 7,640 accessesView PDFCite
Research ArticleOpen accessIn the abstractPneumatic and Hydraulic Systems in Coal Fluidized Bed CombustorZ. O. Opafunso, I. I. Ozigis, I. A. AdetundeProblem statement: This study designed the pneumatic and hydraulic systems in coal fluidized bed combustor. These are fluidization of silica sand bed material, Air distributor, centrifugal fan, electric motor power drive and surface heat exchanger. Approach: The effects of increased gas velocity on silica sand and the resultant drag force formed the basic equations in fluidization. Air distributor was introduced … …American Journal of Engineering and Applied Sciences, Vol. 2, Issue 1 · 31 Mar 2009 · 7,717 accessesView PDFCite
Research ArticleOpen accessIn the abstractEnvironment Changes of Lampao Dam Communities in Northeast ThailandWinyoo Sata, Vinai Veravatnanond, Pairoj Bowjai, Prasopsuk RithdetProblem statement: The objective of this research was to study the environment change of Lampao Dam communities in Northeast Thailand, being a case study of the Sa-Adnathom community, Lamklong sub-district, Muang, Kalasin province, adjacent to the Lampao Dam. Approach: A qualitative research, it started with a review of literature and related researches. Field data were collected by way of interviews … …Journal of Social Sciences, Vol. 4, Issue 4 · 31 Dec 2008 · 7,735 accessesView PDFCite