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58 articles for “Internal Environment”
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Research ArticleOpen accessIn the abstractFlexural Behaviors of Damaged Full-Scale Highway Bridge Girder Strengthened by External Post TensionSayan Sirimontree, Jaruek TeerawongProblem statement: Prestressed Concrete (PC) I section girder with Reinforced Concrete (RC) topping slab has been widely applied to long span bridge girders for several years. A bridge girder is subjected to severe conditions caused by an aggressive environment and overloading. A crack can be initiated and propagate when the tensile stress exceeds the tensile strength of concrete due to … …American Journal of Engineering and Applied Sciences, Vol. 3, Issue 4 · 5 Nov 2010 · 8,675 accessesView PDFCite
Research ArticleOpen accessIn the abstractFinite Element Modeling of Transient Temperatures in a Small-Caliber ProjectileM. Brian Thomas, Leon DozierProblem statement: Future generations of intelligent munitions will use Microelectromechanical Systems (MEMS) for guidance, fuzing logic and assessment of the battlefield environment. The temperatures fund in a gun system, however, are sufficient to damage some materials used in the fabrication of MEMS. The motivation of this study is to model the dynamic temperature distribution in a typical small-caliber projectile. Approach: … …American Journal of Engineering and Applied Sciences, Vol. 3, Issue 2 · 30 Jun 2010 · 8,053 accessesView PDFCite
Research ArticleOpen accessIn the abstractMultilareral Environment Agreements Versus the World Trade Organization SystemSushant Chandra, Aviral DhirendraProblem statement: Since the inception of WTO in 1994, the protection of environment has evolved as a key issue due to recurrent trade transaction occurring among the states. WTO constituted a committee on Trade and Environment in 1995 to evaluate the scope of complementarities between trade liberalization and environmental protection. However Doha Development Agenda of 2001 and Article XX of … …American Journal of Economics and Business Administration, Vol. 1, Issue 4 · 31 Dec 2009 · 7,590 accessesView PDFCite
Research ArticleOpen accessIn the abstractSeasonal Variations of n-6: n-3 Ratios and Fatty Acid Compositions in Foot and Tissue of Chiton lamyi in a High Primary Productivity AreaNooshin Sajjadi, Peyman Eghtesadi-Araghi, Shahla Jamili et al.Problem statement: Fatty acid content and composition in mollusks is a function of their feeding diversity. Chabahar bay located in the northern part of Oman sea in Indian ocean provides high rates of primary productivity and a diverse food source for mollusks in this area. Identification of fatty acid compositions of Chiton lamyi and study their seasonal changes in the … …American Journal of Environmental Sciences, Vol. 5, Issue 3 · 30 Jun 2009 · 7,198 accessesView PDFCite
Research ArticleOpen accessIn the abstractAgent-Based Design for E-learning EnvironmentKhadidja Harbouche, Mahieddine DjoudiWe presented an agent-based e-learning environment. Our aim was to allow many users to interact collectively and intelligently with the environment. In this cooperation model, human users and artificial agents carry out tasks in the learners’ service. We define the internal structure of our kernel supposed to work within Internet/Intranet settings. Design was structured in three parts: individual learning space, … …Journal of Computer Science, Vol. 3, Issue 6 · 30 Jun 2007 · 6,958 accessesView PDFCite
Review ArticleOpen accessIn the abstractFusarium Wilt of Banana: Challenges and ResilienceShanta Adhikary, Mridula Rahman, Mrinmoy Kundu et al.Banana, as the world's most consumed fruits, are an essential staple crop for nearly 400 million people, boasting a plethora of nutrients crucial for digestive health, gut microbiome balance, and post-exercise recovery. Despite their nutritional significance, the emergence of Fusarium wilt, caused by Fusarium oxysporum f.sp. cubense (Foc), threatens banana cultivation worldwide. This soil-borne fungus exhibits polycyclic behavior, persisting in … …OnLine Journal of Biological Sciences, Vol. 24, Issue 4 · 6 Jul 2024 · 6,554 accessesView PDFCite
Research ArticleOpen accessIn the abstractStudy on the Key Success Factors of the Operation of a Regional Military Logistic Food Material CenterFu-Jin Wang, Chich-Jen Shieh, Chin-Jing LiProblem statement: In order to establish an integrated supply system of the military food material, the study was to discuss the key success factors of operation of the military regional food material logistic center in Taiwan. Approach: The Delphi method, questionnaires and telephone interviews were used to collect and integrate the opinions of experts and scholars. Simultaneously, the Analytic Hierarchy … …American Journal of Applied Sciences, Vol. 7, Issue 2 · 28 Feb 2010 · 7,141 accessesView PDFCite
Research ArticleOpen accessIn the abstractContact with Nature and Children’s Wellbeing in Educational SettingsGiuseppe Carrus, Sabine Pirchio, Ylenia Passiatore et al.Problem statement: The study explores the role of the spatial-physical features of the environment for the functioning of educational institutions. Previous research in the field of environmental psychology showed how physical characteristics of learning environments might be linked to positive or negative outcomes in terms of learning attitudes and behaviors. In particular, there is consistent empirical evidence showing that contact … …Journal of Social Sciences, Vol. 8, Issue 3 · 26 Mar 2012 · 14,402 accessesView PDFCite
Research ArticleOpen accessIn the abstractStudy of the Flow Structure of A Thermal Plume Evolving in an Unlimited and in A Semi-Enclosed EnvironmentJamil Zinoubi, A. Ould Mohamed Mahmoud, Taoufik Naffouti et al.The basic objective of this study was to better knowledge the fine flow structure of thermal plume created by a heated disk, evolving in an unlimited and in a semi-enclosed environment. The flow visualization and the study of the temperature fluctuations spectrum show clearly a considerable change of the turbulent structure of the internal flow in comparison with the free … …American Journal of Applied Sciences, Vol. 3, Issue 1 · 31 Jan 2006 · 7,034 accessesView PDFCite
Research ArticleOpen accessIn the abstractOrganic Fertilizers: An Agroecological and Commercial Bet On Smallholders in the Sumapaz RegionElizabeth Ann Escobar Cazal, Taha Ahmadi, Diego Fabián Bejarano Morales et al.The feasibility of an agroecological project is supported, among other factors, by the cost-benefit relationship, which tends to shift profitability paradigms on organic fertilizers within the context of long-term finances. For this purpose, the objective of this paper is to carry out a financial study to market organic fertilizers (compost and vermicompost) in the Sumapaz region. An initial analysis of … …OnLine Journal of Biological Sciences, Vol. 20, Issue 2 · 29 Jul 2020 · 6,994 accessesView PDFCite