17 results for “ENEM”

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Research ArticleOpen accessIn the abstractSecure Hybrid Mode-Based CryptosystemE. S. Ismail, S. BaharudinProblem statement: A cryptosystem provides two parties; a sender and a receiver to communicate interactively via an insecure channel in which, the sender is able to send any confidential message, document or data in a disguised form to the intended receiver. Upon receiving the disguised message, the receiver converts it to the intelligible message using his secret key. The security … …American Journal of Applied Sciences, Vol. 9, Issue 3 · 12 Jan 2012 · 7,003 accessesView PDF Cite

Research ArticleOpen accessIn the abstractTheoretical Study of the Proton Transfer in EnaminonesRita Sabah EliasProblem statement: Hydrogen bonding has a vital rule to unrevealed the nature of many different interactions both in gas phase and condensed media thus it is one of the most important concepts in chemistry. Enaminoes with their ability to form intrahydrogen bonded cheated rings represent one of the suitable compounds to study such concept. Approach: The three possible tautomers of … …American Journal of Applied Sciences, Vol. 9, Issue 1 · 23 Nov 2011 · 7,418 accessesView PDF Cite

Research ArticleOpen accessIn the abstractThe Reproductive Tract of the Males of the Zoophytophagous Predator Brontocoris tabidus (Signoret) (Heteroptera: Pentatomidae) with Different Diets and AgesWalkymario de Paulo Lemos, Rafael Coelho Ribeiro, Francisco de Sousa Ramalho et al.Abstract: Problem statement: Brontocoris tabidus (Signoret) (Heteroptera: Pentatomidae) is a common and important species for the biological control of defoliating Lepidoptera caterpillars. Although it has a predatory feeding habit, this species make use of plant resources, which are essential for the maintenance of its population in laboratory colonies as well as in the field during periods of prey shortage. Thus … …American Journal of Agricultural and Biological Sciences, Vol. 6, Issue 1 · 15 Dec 2010 · 8,419 accessesView PDF Cite

Research ArticleOpen accessIn the abstractCost Comparisons in the Rice Disinfestations between Infrared Radiations Heating Application and Chemical ApplicationWithaya Insorn, Sukangkana Lee, Nalin Piantong, Adun JanyalertadunProblem statement: Rice is one of importance export goods especially Hom Mali Rice. Therefore, rice storage is very important. The main enemy of Hom Mali Rice is Rice Weevil. It is a small insect and grows fast with small amount of food eating. Its deteriorate rice by bite both internal and external rice kernel resulting in damage and loss of … …Energy Research Journal, Vol. 1, Issue 2 · 31 Oct 2010 · 7,645 accessesView PDF Cite

Research ArticleOpen accessIn the abstractGeopolitical Constructs Understanding and Survey with Constructivism Geography Approach Case Study: IRI and Its Confronting Challenges in Central AsiaZahra Pishgahifard, Mostafa Rashidi, Mohammad Shabanifard, Mohammad Reza AbdullahpourProblem statement: After dissolution of Soviet Union, both of political geography system and dominance ideational structure have deconstructed in central Asia region. In year of 1979 with revolution, Iranian actors was accepted the Islamic republic system in their country, so new actors, structure and exigencies were revealed in Iran and central Asia relations, that cause create new challenges in confronting … …Journal of Social Sciences, Vol. 6, Issue 3 · 30 Sep 2010 · 8,081 accessesView PDF Cite

Research ArticleOpen accessIn the abstractA New Digital Signature Scheme Based on Factoring and Discrete LogarithmsE.S. Ismail, N.M.F. Tahat, R.R. AhmadProblem statement: A digital signature scheme allows one to sign an electronic message and later the produced signature can be validated by the owner of the message or by any verifier. Most of the existing digital signature schemes were developed based on a single hard problem like factoring, discrete logarithm, residuosity or elliptic curve discrete logarithm problems. Although these schemes … …Journal of Mathematics and Statistics, Vol. 4, Issue 4 · 31 Dec 2008 · 7,259 accessesView PDF Cite

Research ArticleOpen accessIn the abstractCPI-1189 Protects against TNBS-induced Colitis in a Rodent ModelBeverley Greenwood-Van Meerveld, Karl TylerNitrone-related therapeutics (NRTs) represents a new class of molecules that may be effective in treating inflammatory conditions. The goal of this study was to examine the effect of CPI-1189 in a rat model of inflammatory bowel disease (IBD). Colonic inflammation was induced by an enema of trinitrobenzene sulfonic acid (TNBS). Saline-enema treated rats served as controls. After 3 days colonic … …American Journal of Pharmacology and Toxicology, Vol. 2, Issue 2 · 30 Jun 2007 · 7,168 accessesView PDF Cite