... material as a whole is now said to be polarised, if all of the dipoles are aligned in the same direction. The resultant charge separa- tion in the material, which is in the opposite direction ... direct influence. In fact capacitance, for a device containing a simple non-polar dielectric, increases in direct proportion to its relative permittiv- ity, as we noted earlier. For example, if ... relatively high voltages can be applied to the device without incurring catastrophic breakdown. This combination of high capacitance and high voltage gives the electrolytic capacitor its high
Ngày tải lên: 09/08/2014, 11:20
... travelling by car, are activities that employ power essentially to overcome gravitational, inertial and frictional forces, and for any given vehicle this power is relatively independent of how it is ... as an illustra-tion of the potential impact on transport of the coming decline in oil It is merely one of many possible power/energy allocation scenarios depicting the transition to a post fossil ... behaviour as the unavoidable price of population and economic growth, or to take stock of ourselves and search for a new environmental ethic E.O Wilson An inefficient virus kills its host A clever
Ngày tải lên: 09/08/2014, 11:20
Green Energy and Technology - Energy for a Warming World Part 9 doc
... vote loser Its formulation would inevitably entail some rather serious dismantling of irra-tional and entrenched human belief systems relating to fertility, contraception, abortion, family size, ... of capacitance Fannie Mae US federal national mortgage association (FNMA) FES Flywheel energy storage Forcing Atmospheric warming over and above natural solar warming Fossil fuels Carbon based ... marshalling a huge volume of real and hard data, and feeding it into a powerful software model of the global economy, scenarios for both economic collapse and sustainability are presented [10] International
Ngày tải lên: 09/08/2014, 11:20
Green Energy and Technology - Energy for a Warming World Part 10 pdf
... ammonia, 103 Ampere, 29 Andes, 75 Angier, Natalie, 42 anode, 104 Antarctica, 3, 9, 36 antenna aerial, 30 cone, 59 appliances pump, 43 Arabia, 65, 72 Arctic, 4, 16, 108 Arctic Ocean, 4 Arizona, ... carbon pollution, 1 change, 15 climatic model, 3 CO2 absorption, 2 cyclones, 2 equable, 138 forcing, 3 runaway, 138, 142 scientists, 15 stabilization bill, 143 tipping point, 146 unpredictability, ... http://www.sustainableliving.com.au/profiles/stories/solar-powered-lawn-mower/ [9] Bressand, F et al., Curbing global energy demand growth:the energy productivity opportu-nity McKinsey Global Institute, May
Ngày tải lên: 09/08/2014, 11:20
Rising Above the Gathering Storm Energizing and Employing America for a Brighter Economic Future phần 1 pot
... jobsthat result: • Cost of labor (professional and general workforce) • Availability and cost of capital • Availability and quality of research and innovation talent • Availability of qualified ... Alberts, University of California, San Francisco;Richard Atkinson, University of California, San Diego; William Badders,Cleveland Municipal School District; Roger Beachy, Ronald Danforth PlantService ... President for Academic Affairs, University of California, Oakland, CA NANCY HOPKINS, Amgen Professor of Biology, Massachusetts Institute of Technology, Cambridge, MA WILLIAM H JOYCE (Ex officio),
Ngày tải lên: 09/08/2014, 23:20
Rising Above the Gathering Storm Energizing and Employing America for a Brighter Economic Future phần 2 docx
... traditional protection of scientific and technical information Thereare no laws, no common definitions, and no limits on who can declareinformation “SBU,” nor are there provisions for review and ... concern led to major policy reforms in education, civilian and military research, and federal support for researchers Within a year, the National Aeronautics and Space Ad- ministration and DARPA ... for Disease Control and Prevention, National Center for Health Statistics, National Vital Statistic System. 26National Academy of Engineering A Century of Innovation Washington, DC: The tional
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Rising Above the Gathering Storm Energizing and Employing America for a Brighter Economic Future phần 3 pptx
... Lawrence Livermore National Laboratory, ormore broadly on scientific and engineering research, as at Oak Ridge Na-tional Laboratory or Argonne National Laboratory The national laboratories could ... Education and Innovation Initiative based on data from Appendix Table 2-35 in National Science Board Science and Engineering Indicators 2004 NSB 04-01 Arlington, VA: National Science Foundation, ... UTeach and California Teach programs provide a continuum of pre- and in-service teacher education and professional development andestablished cohorts and relationships that are crucial for retaining
Ngày tải lên: 09/08/2014, 23:20
Rising Above the Gathering Storm Energizing and Employing America for a Brighter Economic Future phần 4 potx
... Education, through its Graduate Assistance in Areas of National Need program, also provides traineeships and has a mechanism for identifying areas for grantmaking to academic programs Those ... following questions to its princi- pal investigators, individual project leaders, and program managers: b • What are you trying to accomplish? • How is it done today and what are the limitations? ... technology for en- ergy and environmental applications. • Accelerate innovation in both traditional and alternative energy sources and in energy-efficiency mechanisms. • Foster consortia of companies,
Ngày tải lên: 09/08/2014, 23:20
Rising Above the Gathering Storm Energizing and Employing America for a Brighter Economic Future phần 5 pot
... immi-gration will continue to increase Population dynamics have major economic implications TheOrganisation for Economic Co-operation and Development (OECD) 32W C Mann Globalization of IT Services and ... Pakistan to welcomevisitors to its office in Washington via flat-screen television.25 The transfor-mation of collaboration brought about by information and communica-tions technologies means that the ... Silicon Valley Manufacturing Group, and the Semiconductor IndustryAssociation In addition to serving as cochairman of the National Alliance Commu-of Business Coalition for Excellence in Education,
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Rising Above the Gathering Storm Energizing and Employing America for a Brighter Economic Future phần 6 ppsx
... for “innovations in technologies for monitoring cardiac rhythm and for initiated cardiac pacing, and for outstanding contributions to industry-academia interactions.” Mr Citron was elected founding ... exportcontrols in more than a dozen countries and has served as a consultant toLawrence Livermore National Laboratory, Argonne National Laboratory,and the Organisation for Economic Co-operation ... president of the Council on Competitiveness Na-tional Innovation Initiative (NII), a private-sector effort aimed at ing and implementing a national innovation agenda for the United States.Cochaired
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Rising Above the Gathering Storm Energizing and Employing America for a Brighter Economic Future phần 7 pdf
... include distinguished researchers working in partnership with practitioners and policy-makers and supported by a national coalition of public and private funding organizations and other stakeholders. ... the importance of S&E to our nation, attracting and retaining individuals capable of such achievements ought to be a goal of federal policy. It follows that a key component of national and ... Science Foundation, National Science Board The Science and Engineering Workforce: Realizing America s Potential Arlington, VA: National Science Foundation, 2003 Copyright © National Academy of
Ngày tải lên: 09/08/2014, 23:20
Rising Above the Gathering Storm Energizing and Employing America for a Brighter Economic Future phần 8 potx
... http://postdoc.sigmaxi.org. 26 The Conference Board of Canada. The Economic Implications of International Educa- tion for Canada and Nine Comparator Countries: A Comparison of International Education ... Academic Mobility and Immigration.” Symposium on In- ternational Labour and Academic Mobility: Emerging Trends and Implications for Public Policy, Toronto, October 22, 2004. 20 Organisation for ... retention and immigration of the technically skilled. Several Organisation for Economic Co-operation and Development (OECD) coun- tries have relaxed their immigration laws to attract high-skilled
Ngày tải lên: 09/08/2014, 23:20
Rising Above the Gathering Storm Energizing and Employing America for a Brighter Economic Future phần 9 pps
... detailedand innovative measures could provide important additional information vari-on the status and effects of scientific and technological research Recommendations for federal actions in these ... at: http://www.ita.doc.gov/td/aerospace/aerospacecommission/AeroCommissionFinalReport pdf. 37National Research Council Evaluation of the National Aerospace Initiative Washington, DC: The National ... Commission the National Academies to convene one or more taskforces to develop and maintain a multidecade roadmap for computationalscience and the fields that require it, with a goal of ensuring
Ngày tải lên: 09/08/2014, 23:20
An investigation into students’ conversational needs and some suggestions for a speaking syllabus to the 2nd year english bachel
... Questionnaires generally comprise a combination of open and closed questions, providing balance between depth and authenticity of information, and fixed-option data, which are more easily quantifiable ... the interactional functions of speaking (in which it serves to establish and maintain social reactions), and the transactional functions (which focus on the exchange of information) According to ... emphasizing and highlighting information 3.3.2.4 Teaching methodology It is obviously that identifying appropriate teaching methodology to achieve the aims of the syllabus is very important to all...
Ngày tải lên: 07/09/2013, 13:19
Báo cáo khoa học: Structural and functional evidence for a singular repertoire of BMP receptor signal transducing proteins in the lophotrochozoan Crassostrea gigas suggests a shared ancestral BMP/activin pathway docx
... through a complete, original and functional BMP ⁄ activin pathway in lophotrochozoans, for which a singular and promiscuous type II receptor would be the shared interface for both BMP and activin ... using the minimum evolution method of the paup package version 4.0b 4a One thousand bootstrap trials were run using the neighbor-joining algorithm for each node Isolation and characterization of ... (oocytes), and from various stages of embryonic and larval development (blastula, gastrula, trochophore larvae, D larvae, and 14 days post fertilization larvae, pediveliger larvae and metamorphosing larvae)...
Ngày tải lên: 07/03/2014, 21:20
Báo cáo khoa học: Inhibition kinetics of catabolic dehydrogenases by elevated moieties of ATP and ADP – implication for a new regulation mechanism in Lactococcus lactis potx
... the ADP plus ATP moiety is of a co-operative nature and mainly affects ADH such that it will contribute to inhibiting mixed-acid formation A similar nonlinear inhibition was also observed with ... for the competitive inhibitors I1 and I2 , respectively Data tting and statistical analysis in which VMAX is the maximum rate of the reaction, KIC is the dissociation constant for inhibitor I, ... combinations of inhibitors A similar conclusion can be drawn for the combination of ADP + NAD for ADH, whereas there was a slight increase in inhibition of ADH by the combination of ATP + NAD The combinations...
Ngày tải lên: 29/03/2014, 08:20
Báo cáo hóa học: "Existence of solutions and convergence analysis for a system of quasivariational inclusions in Banach spaces" pptx
... http://www.journalofinequalitiesandapplications.com/content/2011/1/49 17 Wangkeeree, R, Kamraksa, U: An iterative approximation method for solving a general system of variational inequality problems and mixed ... Universities Author details School of Mathematics and Statistics, Wuhan University, Wuhan, Hubei 430072, PR China 2School of Mathematics and information, China West Normal University, Nanchong, Sichuan ... of solutions to a system of variational inclusions in Banach spaces and established a strong convergence theorem in uniformly convex and 2-uniformly smooth Banach spaces Kamraksa and Wangkeeree...
Ngày tải lên: 21/06/2014, 00:20
báo cáo hóa học:" Research Article Complete Asymptotic and Bifurcation Analysis for a Difference Equation with Piecewise Constant Control" potx
... However, it is our intention to derive a complete asymptotic and bifurcation analysis for our new equation and show that, among other things, our expectation is not quite true and perhaps such discrepancy ... discrepancy is due to the nonlinear nature of our model at hand Indeed, we are dealing with a dynamical system with piecewise constant nonlinearlities see e.g., 2–6 , and the usual linear and continuity ... originated from its region of attraction Advances in Difference Equations Equation 1.3 is related to several linear recurrence and functional inequality relations of the form ax2k−2 d, k ∈ N, 1.6 ax2k−1...
Ngày tải lên: 21/06/2014, 11:20
báo cáo hóa học:" Research Article Exponential Stability and Global Attractors for a Thermoelastic Bresse System" pdf
... no 2, pp 195–241, 2008 21 C Giorgi, J E Munoz Rivera, and V Pata, “Global attractors for a semilinear hyperbolic equation in ˜ viscoelasticity,” Journal of Mathematical Analysis and Applications, ... SIAM Journal on Mathematical Analysis, vol 29, no 1, pp 155–182, 1998 12 G Avalos and I Lasiecka, “Exponential stability of a thermoelastic system without mechanical dissipation,” Rendiconti ... Mechanics and Analysis, vol 194, no 1, pp 221–251, 2009 K Liu, Z Liu, and B Rao, “Exponential stability of an abstract nondissipative linear system,” SIAM Journal on Control and Optimization, vol 40,...
Ngày tải lên: 21/06/2014, 11:20
Báo cáo hóa học: " Research Article Existence and Uniqueness of Positive and Nondecreasing Solutions for a Class of Singular Fractional Boundary Value Problems" ppt
... for a nonlinear fractional differential equation,” Journal of Mathematical Analysis and Applications, vol 252, no 2, pp 804–812, 2000 T Qiu and Z Bai, “Existence of positive solutions for singular ... uniqueness for a nonlinear fractional differential equation,” Journal of Mathematical Analysis and Applications, vol 204, no 2, pp 609–625, 1996 S Zhang, “The existence of a positive solution for ... that our fractional differential 3.10 has an unique nonnegative solution This example give us uniqueness of the solution for the fractional differential equation appearing in in the particular case...
Ngày tải lên: 21/06/2014, 20:20