4,410 research outputs found
Design metrics for evaluating the propulsive efficiency of future ships
There is an increasing need for the ship design process to take account of environmental issues such as the emission of greenhouse gases and the likely extension of a carbon dioxide charging mechanism to international shipping. These issues, together with the need for economic viability, provide further incentives to improve the efficiency of propulsion of ships. The main components of powering are firstly reviewed. Individual components and other power saving devices are identified which should contribute to improvements in the overall efficiency of propulsion. Suitable design metrics and procedures, taking into account economic and environmental factors, are recommended for the design of future ships
Bibliographie
Aaker (D.A.). - Managing brand equity: capitalizing on the value of a brand name. New York: The Free Press, 1991. Aaker (D.A.). - Building strong brands. New York: The Free Press, 1995. Aaker (D.A.). - Strategie market management. Hoboken, NJ: John Willey & Sons, 6th édition, 2001. Abimbola (T.), Saunders (J.), Broderick (A.J.). - Brand intangible assets évaluation : a conceptual framework. Proceedings of the Chartered Institute of Marketing Research Seminar. Assessing marketing performance, ..
Brief note: some observations on oscillating tangential forces and wear in general plane contacts
For general plane contact of elastically similar materials, including cases where there are multiple regions of contact, general properties of the partial slip solution for conditions of constant normal force and monotonically increasing shearing force have been found recently by the first author. An extension is given here to cover the unloading and cyclic loading cases. Further, it is shown that, if the tangential load varies between two fixed limits, the region of stick does not change, even if relative microslip causes wear, changing continuously the profile of the indenter. The contact area will change, but wear will not enter the original region of adhesion. The theoretical limit to which wear will eventually, asymptotically proceed is established, viz. almost complete contact over what is the initial stick zone, although it may, in practice, take a long time to reach this state
Applying Ragin's Crisp and Fuzzy Set QCA to Large Datasets: Social Class and Educational Achievement in the National Child Development Study
The paper explores the use of Charles Ragin's Qualitative Comparative Analysis (QCA) in both its crisp and fuzzy set versions in the study of the relations between social class origin, sex, 'ability' and subsequent educational achievement. The work reported is part of a larger ongoing project which is employing QCA to compare these relations within two birth cohorts. Here data are used from the British National Child Development Study, i.e. from children born in 1958. The paper has a methodological focus, bringing out the strengths but also the difficulties that arise when employing QCA with a large dataset of this type. In particular, the problem of calibrating membership in fuzzy sets in a context where detailed case knowledge is not available is illustrated. It is also shown how the use of gradually increasing thresholds with Ragin's fs/QCA software can bring out the relative importance of various factors in accounting for achievement. The QCA-based analysis suggests that the processes of educational attainment can, at best, only be seen as partly falling under a 'meritocratic' description. It is also hoped that this paper will serve as a useful introduction to the potential of QCA for readers not yet familiar with it.QCA, Social Class, Educational Attainment, Gender, Fuzzy Sets, Meritocracy.
The poetical works of Christine Georgina Rossetti : with memoir and notes &c. /
"First edition January 1904, reprinted June 1904, 1906.""List of prose works": p. lxxi.Mode of access: Internet.Bancroft PR5237.A1 1906: Association: Ada Saunders; D.A. Phillips.BANC; PR5237.A1 1906: Green cloth
The description of Kabarda by D.A. Milutin in the context of the cauсasus version of russian orien-talism foundation
The paper pertains to the analysis of a manuscript authored by D.A. Milutin in the first half of the 19th century, regarding the region of Kabarda. This manuscript, hitherto unpublished in academic circles, has been the subject of our examination. Our endeavor was to uncover the utilization of orientalist clichés by the manuscript's author, in order to depict both the geographical delineations of this ethno-political entity and the ethnography, livelihood, societal structure, and customary legal norms of its inhabitants. A remarkable parallel can be observed between certain aspects of the manuscript and the ideas propounded by E. Said in his discourse on European Orientalism. The researcher drew a comparison between the political framework and traditions of the Kabardian people and those prevalent in Europe. Moreover, the researcher romanticized the region's historical past, employing the conceptof "reverse human progress," along with other typical methodologies embraced by Orientalist thinkers of that era. Concomitantly, D.A. Milutin provided detailed descriptions of the political, social, and everyday existence in Kabarda, thereby endowing the manuscript with an intrinsic value as an original historical and cultural resource for contemporary scholars. It is concluded that, similar to numerous analogous texts produced by Orientalist scholars, the significance of D.A. Milutin's man-uscript lies not in its political arguments concerning the military and economic dominion of the Russian Empire over the Caucasian peoples, or the imperative to extend colonial governance to these ethnic territorie
Elements of Ethnotaxonomy in Dhule and Nandurbar Districts (Maharashtra)
Dhule and Nandurbar districts of Maharashtra are mainly inhabited by tribals and rural folks. The author’s ethnobotanical and floristic forays in these districts brought out certain elements of ethnotaxonomy like ethnotaxonomic markers, classifications, principles of nomenclature and exomorphic features. The facts gathered indicated that the people in the area are fairly flooded with reckonable elements of ethnotaxonomy. And 22 ethnotaxonomic markers are identified. These are evaluated and discussed pertinently in this paper.-----------------------------------------------------------------------------------------------------Post Graduate Department of Botany, S.S.V.P.S’s L.K. P.R.Ghogrey Science College, Dhule-424005 (Maharashtra), India*Corresponding author, Email: [email protected] Cite This Article As: D.A. Patil. 2010. Elements of Ethnotaxonomy in Dhule and Nandurbar Districts (Maharashtra). J. Ecobiotechnol. 2(3): 18-25
Ascorbic Acid As A Standard For Iodometric Titrations: An Analytical Experiment For General Chemistry
[No abstract available]761014211422Wilk, I.J., (1976) J. Chem. Educ., 53, p. 41Haddad, P., (1977) J. Chem. Educ., 54, p. 192McAlpine, R.K., (1949) J. Chem. Educ., 26, p. 362Marsh, D.G., Jacobs, D.L., Veening, H., (1973) J. Chem. Educ., 50, p. 626Bailey, D.N., (1974) J. Chem. Educ., 51, p. 488Skoog, D.A., West, D.M., Holler, F.J., (1992) Fundamentals of Analytical Chemistry, 6th Ed., p. 868. , Saunders: Philadelphi
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