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382 results for “pH indicator”
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Research ArticleOpen accessIn the abstractThe Social-Technical View of Knowledge Management in Services IndustriesChoong Kwai Fatt, Edward Wong Sek KhinProblem statement: This study investigated the social-technical view of knowledge management that supported a close social and technology relationship on automotive industry in Australia. It also examined the impacts of legacy EDI groupware technology as a mean to support knowledge management in providing value creation for an automotive company. The industry viewed legacy EDI groupware as an agent in converting … …Journal of Social Sciences, Vol. 6, Issue 2 · 30 Jun 2010 · 7,739 accessesView PDFCite
Research ArticleOpen accessIn the abstractEvaluating the Maintenance Performance of the Semiconductor Factories Based on the Analytical Hierarchy Process and Grey Relational AnalysisFei-Long Chen, Yun-Chin ChenProblem statement: Maintenance is an important factor in semiconductor factories, not only because of costs and the need for the uninterrupted operation of semiconductor equipment, but also the time and expense required for maintenance. If maintenance procedures are not performed properly, the equipment will have low efficiency or break down, production capacity will decrease and the company will incur extra … …American Journal of Applied Sciences, Vol. 7, Issue 4 · 30 Apr 2010 · 7,308 accessesView PDFCite
Research ArticleOpen accessIn the abstractRobust Estimations as a Remedy for Multicollinearity Caused by Multiple High Leverage PointsArezoo Bagheri, Habshah MidiProblem statement: The Least Squares (LS) method has been the most popular technique for estimating the parameters of a model due to its optimal properties and ease of computation. LS estimated regression may be seriously disturbed by multicollinearity which is a near linear dependency between two or more explanatory variables in the regression models. Even though LS estimates are unbiased … …Journal of Mathematics and Statistics, Vol. 5, Issue 4 · 31 Dec 2009 · 8,247 accessesView PDFCite
Research ArticleOpen accessIn the abstractEffects of Stripping Frequency on Semen Quality of Endangered Caspian Brown Trout, Salmo trutta caspiusSaeed Hajirezaee, Bagher Mojazi Amiri, Ali Reza MirvaghefiProblem statement: Because of dramatic declines in stocks of endangered Caspian brown trout males, Salmo trutta caspius in Caspian Sea, each male brooder is stripped indispensably more than once during the spawning season in other to artificial insemination in hatchery. The aim of the present study was to assay the changes of indicators of semen quality (sperm motility, sperm production, … …American Journal of Animal and Veterinary Sciences, Vol. 4, Issue 3 · 30 Sep 2009 · 7,478 accessesView PDFCite
Research ArticleOpen accessIn the abstractAn Investigation of Sustainable Development in Urban Neighborhoods Using Statistical ModelsSedigheh LotfiProblem statement: Sustainable has a close relation to the quality of life in the different parts of each city. While the level of sustainability is studied in many urban areas world wide but it has been less considered in the Iranian cities. The city of Babolsar is selected to investigate the level of development by detail study of its 16 … …American Journal of Environmental Sciences, Vol. 5, Issue 3 · 30 Jun 2009 · 6,337 accessesView PDFCite
Research ArticleOpen accessIn the abstractDeterminants of Outward Foreign Direct Investments from Small Island Developing StatesDensil A. WilliamsProblem statement: Although there is a burgeoning literature on the rise of Multinational Enterprises (MNEs) from developing economies, comparatively less work exists on MNEs from small, developing economies. Given the precipitous rise in the level of outward foreign direct investments from small, economies, it is still not clear in the academic literature and for policy purposes, those factors in the … …American Journal of Economics and Business Administration, Vol. 1, Issue 2 · 30 Jun 2009 · 7,325 accessesView PDFCite
Research ArticleOpen accessIn the abstractAlnus subcordata C.A.M. Cambium Cells Dynamics Along Transport Corridors in Hyrcanian ForestsAidin Parsakhoo, Hamid Jalilvand, Mehdi SheikhiProblem statement: In this study, we considered transport corridors and sampling aspects to be the major indicators of ecological effects on Alder (Alnus subcordata) cambium cells dynamics. Approach: Thus, 240 cores were taken from forest-facing and road-facing trunk of Alder trees along Amre, Neka and Darab Kola transport corridors in hyrcanian Forests of Iran. Results showed that the roads corridor … …American Journal of Applied Sciences, Vol. 6, Issue 6 · 30 Jun 2009 · 6,950 accessesView PDFCite
Research ArticleOpen accessIn the abstractMicrobial Response to the Application of Amendments in a Contaminated Soil with Trace ElementsA. Branzini, M. S. Zubillaga, M. M. ZubillagaProblem Statement: The anthropogenic activities can cause adverse effects in soils, increasing in some situations trace elements contents, impacting negatively both the microbial biomass and activity. Among the practices used for the recovery of soil quality we can find the application of organic amendments or the product of their composting. These can adsorb trace elements decreasing their availability and increasing … …American Journal of Environmental Sciences, Vol. 5, Issue 1 · 28 Feb 2009 · 7,177 accessesView PDFCite
Research ArticleOpen accessIn the abstractA Study of Models of Life Quality Development of Isan Marginal Communities as Affected by Installation of the Solar Home SystemPongsil Simvised, Songkoon Chantachon, Sampan RittidechProblem Statement: The electricity production system by using solar home cells is regarded as a substitute for energy which the state provides for the marginal communities because the area cannot be extended for putting up pylons with electric cables, all this for the marginal communities to have better life and being. The purposes of this thesis were to examine the … …Journal of Social Sciences, Vol. 4, Issue 4 · 31 Dec 2008 · 7,341 accessesView PDFCite
Research ArticleOpen accessIn the abstractPerformance Evaluation of a Waste Stabilization Pond in a Rural Area in EgyptMahassen M.E.D. Ghazy, Waled M.E. Senousy, Azza M.A. Aatty, Mohammed KamelThe performance evaluation of the waste stabilization pond (WSP) as a model of domestic wastewater treatment unit in rural area was carried out. The unit comprised of anaerobic, facultative and maturation ponds in two series. The effluents of WSP which are discharged in the drain had the BOD reduced to 109-245 mg L-1 (Mean = 145.3 mg L-1, 50.65% removal), … …American Journal of Environmental Sciences, Vol. 4, Issue 4 · 31 Aug 2008 · 8,520 accessesView PDFCite