improvement of thermal power factor

... Description of Seebeck Effect and Peltier Effect 1.2 General Description of Thermoelectric Figure of Merit ZT 1.3 1.3.1 Reduction of Thermal Conductivity 1.3.2 Improvement of Thermal ... The other way is to increase the thermal power factor with reducing the thermal conductivity In some particular nanoscaled materials, the improvement of power factor has also been found In the ... the thermal conductivity of Si NWs is reduced to 50% The reduction of thermal conductivity mainly comes from the localization of phonon modes due to random scattering [21] 1.3.2 Improvement of Thermal...

Ngày tải lên: 10/09/2015, 08:24

... discussion of the nature and strength of these relationships and, in particular, how they might differ by phase of work (e.g., design vs construction) or by type of project (e.g., software vs ... evolution of the fraction of work completed is also often used to describe progress on real projects As illustrated in Figure 6, a period of relatively steady apparent progress is often followed ... the strengths of the various ripple and knock-on effects may differ by phase of work (e.g., design vs construction) or by type of project (e.g., software vs hardware), or as a result of changes...

Ngày tải lên: 30/03/2014, 01:20

... charges, preparation of the questionnaire, cost of researcher time, and the analysis and presentation of the results of the questioning Personal interviews Costs include the printing of questionnaires ... Book, published by the U.S Department of Commerce Survey of Buying Power Data Service, published by Sales and Marketing Management Geographic and lifestyle factors Give some thought to where and ... serve on your company's board of directors?  Yes  No Are you on the board of directors of any other company?  Yes  No  No 7a Are you an owner or a partner of a business?  Yes 7b If you...

Ngày tải lên: 08/11/2012, 09:25

... basis of one of four strategies: literally; on the basis of an allusion to a different section of the Bible; on the basis of a story created to capture its allegorical meaning; or on the basis of ... group offers a means of sharing the burden of interpretation because the ability to remember significant aspects of the transcripts is greater than that of any one individual Finally, the group offers ... " The Point of No Return": Formerly Abused Women's Eiperience of Staying Out of the Abusive Relationship 177 13 "It Was the Dark Night of the Soul": Wresting Meaning From a Time of Spiritual...

Ngày tải lên: 16/10/2013, 11:15

... prospective of such technique as well the limitation are discussed Further points of discussion like pathophysiological advantage of MR in understanding the mechanism of hemodynamic of brain ischemia, ... increasingly a part of the workup of vascular disease throughout the body, and is a central part of imaging for several diseases The impact of MRA will continue in parallel to the development of newer and ... angiography in the investigation of suspected intracranial dural arteriovenous fistula ” Journal of clinical neuroscience : official journal of the Neurosurgical Society of Australasia 18 (6) (June):...

Ngày tải lên: 07/03/2014, 23:20

... of professional associations The state of professionalism in the Hungarian events sector is examined in relation to Greenwood’s five attributes of a profession They conclude that the process of ... sociology of professions from Corvinus University, Budapest She has publications in the area of the health and wellness tourism and events sectors, including on the processes of professionalization ... She is an associated member (as a PhD representative) of the Executive Board of RN19 ESA (the Sociology of Professions Research Network of European Sociological Association) E-mail: formadi@turizmus.uni-pannon.hu...

Ngày tải lên: 11/03/2014, 18:05

... causes of infertility.11 ●● uman papillomavirus (HPV) transmitted H though sexual contact is estimated to cause 100% of cases of cervical cancer, 90% of anal cancer, and 40% of cancers of the ... acceptability of sexual and reproductive health, by raising awareness of the impact of harmful traditional practices and/or the benefits of sexual and reproductive health services The powerful influence of ... from some form of injustice The dimensions of being avoidable or unnecessary have often been added to this concept."1 A review of progress towards reducing inequities in coverage of key maternal,...

Ngày tải lên: 14/03/2014, 14:20

... National Toxicology Program OES – Office of Experiment Stations OMB – Office of Management and Budget ONR – Office of Naval Research Copyright © 2003 National Academy of Sciences All rights reserved ... achievements of engineers Dr Wm A Wulf is president of the National Academy of Engineering The Institute of Medicine was established in 1970 by the National Academy of Sciences to secure the services of ... Georgia Institute of Technology, Atlanta, GA *TIM BYERS, M.D., M.P.H Professor of Epidemiology and Associate Director, University of Colorado Cancer Center, University of Colorado School of Medicine,...

Ngày tải lên: 15/03/2014, 15:20

... IIA Code of Ethics consists of a number of basic principles which internal auditors are expected to uphold, together with rules of conduct which describe the norms of behaviour expected of internal ... a low of 15% to a high of 69% of internal audit activities Paape, Scheffe and Snoep (2003) found that 64% of respondents to their survey of Anderson (2003) provides a general discussion of research ... Mat Zain and Subramaniam’s (2007) study of heads of internal audit from eleven organizations in Malaysia reflects the importance of the powerful position of audit committees in enhancing internal...

Ngày tải lên: 15/03/2014, 23:20

... sense of the power and beauty of science that takes full advantage of the richness of ideas and tools provided by a broad range of disciplines The concepts are presented at the beginning of this ... achievements of engineers Dr Wm A Wulf is president of the National Academy of Engineering The Institute of Medicine was established in 1970 by the National Academy of Sciences to secure the services of ... Senior Program Officer ROBIN A SCHOEN, Senior Program Officer KERRY A BRENNER, Program Officer JOAN G ESNAYRA, Program Officer MARILEE K SHELTON, Program Officer EVONNE P.Y TANG, Program Officer ROBERT...

Ngày tải lên: 29/03/2014, 13:20

... which seems very important to users of this kind of product is the configurability of the level of selectivity of the filter Actually there are different types of offensive content and our study ... nij is the number of elements of class i at the node S j with I ∈{c1, c2}; ni is the total number of elements of the class i, n i = ∑ kj =1 n ij; n j the number of elements of the node S j n ... stamps across a variety of processor speeds It is concluded from the analysis of the results that due to this problem of egalitarianism, “hashcash” (or CPU-bound proof -of- work in general) is not...

Ngày tải lên: 01/06/2014, 01:19

... effect of ASCs differentiation into endothelial cells, and to the indirect effect of secretion of growth factors that promote neovascularization [24,25] The immunomodulatory properties of ASCs ... field of stem cells Obtained by reprogramming somatic stem cells of a patient through the introduction of certain transcription factors [43-48], they have a potential value for discovery of new ... project of cell therapy to become a reality in the future [97] Concerning production costs, even if biobanks exist, the production of cellular therapies often require the use of cytokines, growth factors...

Ngày tải lên: 18/06/2014, 16:20

... applications the concept of “film look” is very important; this latter depends of the content of the film (e.g., the hue of the skin of actors or the hue of the sky) [27] Most of color management processes ... coordinates of primaries, the size of the gamut, and the lightness of the white point have an influence on the rendering of color which depends on the saturation of colors [200] Most of these parameters ... (i) Choice of appropriate color space Most of image analysis and processing methods are affected by the choice of color space and by the color metric used The improvement of the accuracy of color...

Ngày tải lên: 22/06/2014, 00:20

... in their longitudinal study of the prevalence of HR-HPV in oral and genital mucosa of infants during their first years of life, Rintala et al (2005b) found that 42% of infants (negative at birth) ... Jiangxi, there is a significantly increased risk of elevating the CIN stage with high viral load Thus, 68.8% of CIN1, 80.3% of CIN2, 90.2 %of CIN3 and 90.0% of CIS contain HR-HPV genotypes like HPV 16 ... vaccination reported that 15.8% of women between the ages of 15–54 have never heard of HPV, of which 49% bewared that HPV was related to cervical cancer Around 87% of women agreed to be vaccinated...

Ngày tải lên: 27/06/2014, 13:20

... expression of the catalytic subunit of telomerase (hTERT) Thus, the E6 protein is able to promote the maintanance of the telomere, through the action of telomerase Interestingly, over-expression of hTERT ... products of late genes, the major and minor proteins of the viral capsid, L1 and L2 respectively, gather to assembly of the viral capsids and formations of virions, which reach cornified layer of the ... enhancement of HIF-1 activity results in an increased transcription of a subset of genes that favor angiogenesis, and this induction of angiogenesis is crucial to both persistence and growth of HPV...

Ngày tải lên: 27/06/2014, 15:20

... Epidemiology and Risk Factors of Melanoma Professors Fisher and Hawryluk from the United States of America begin this book by an invigorating discussion of melanoma epidemiology, risk factors, and clinical ... (3.64 versus dark), and high density of freckles (relative risk of 2.10), as calculated by systematic meta-analysis of observational studies of melanoma risk factors (Gandini et al., 2005b) A large ... diagnosis of non-melanoma skin cancer is generally indicative of a history of UV exposure, which is an extrinsic risk factor that will be discussed in detail below Patients with a history of squamous...

Ngày tải lên: 27/06/2014, 19:20

... Ephemeropter-PlecopteraTrichoptera genera Total number of taxa Total number of mayfly taxa Total number of stonefly taxa Total number of caddisfly taxa Total number of taxa from mayfly, stonefly and caddisfly ... % of individuals no belonging to the insect orders % midge individuals Ratio of individuals belonging to mayfly, stonefly and caddisfly orders to that of midges % of beetle individuals Value of ... section of the forest at the expense of indigenous woody perennials The peak of the changes occurred in 1996 when community settlement schemes began prior to the official government degazattement of...

Ngày tải lên: 28/06/2014, 11:20

... brief conclusion Once these are filled in, you have a profile of each country with some key facts and figures These profiles give you an idea of how easy or difficult it will be to export to that ... state of information scarcity to a state of information surplus in a very short time So next to effective collection of data, you need to effectively manage and use this endless stream of information ... - being one of their skills If you have to communicate the results personally, you could present them in the form of a presentation, instead of a written report Whatever the form of presentation,...

Ngày tải lên: 03/07/2014, 20:20

... anatomy of a table 120 Table 5.5 Mean ratings of intensity of emotion 122 Table 5.6 Reframed data: mean ratings of intensity of emotion 122 Table 5.7 Accounting for tastes: comparison of stratified ... Illustrating the concept of residual 158 Bar chart of frequency of votes by selection 172 Bar chart of raw percentage of votes by selection 173 The normal distribution of a normal curve 179 The ... One-step model of mass-media influence 102 Two-step model of mass-media influence 102 Inductive approach 104 Deductive approach 104 A stem and leaf display of ESP data 114 Histogram of hypothetical...

Ngày tải lên: 06/07/2014, 00:20