Results 251 to 260 of about 7,767,553 (313)
High-Power-Density Rechargeable Hybrid Alkali/Acid Zn-Air Battery Performance Through Value-Added Conversion Charging. [PDF]
Adv Sci (Weinh)Yin X +6 more
europepmc +1 more source
Balancing Edge Defects and Graphitization in a Pt-Fe/Carbon Electrocatalyst for High-Power-Density and Durable Flow Seawater-Al/Acid Hybrid Fuel Cells and Zn-Air Batteries. [PDF]
Adv Sci (Weinh)Li H +7 more
europepmc +1 more source
Development of GaN-Based, 6.6 kW, 450 V, Bi-Directional On-Board Charger with Integrated 1 kW, 12 V Auxiliary DC-DC Converter with High Power Density. [PDF]
Micromachines (Basel)Reali A +4 more
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Estimation of Power Spectral Density by Filters
Journal of the ACM, 1964An algorithm is presented which differs from previous methods by being more adapted for searching over wide frequency ranges and which permits the estimation of spectral density as a function of time as well as of frequency. The algorithm may offer economy, especially on smaller computers.
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2015
The first systematic, quantitative appraisal of power density, offering detailed reviews of power densities of renewable energy flows, fossil fuels, and all common energy uses. “There's no author whose books I look forward to more than Vaclav Smil.” —Bill Gates In this book, Vaclav Smil argues that power ...
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The first systematic, quantitative appraisal of power density, offering detailed reviews of power densities of renewable energy flows, fossil fuels, and all common energy uses. “There's no author whose books I look forward to more than Vaclav Smil.” —Bill Gates In this book, Vaclav Smil argues that power ...
openaire +1 more source
Evaluating Power Density for 5G Applications
2018 IEEE 5G World Forum (5GWF), 2018The next generation of wireless 5G technology is being continuously designed to meet the growing demand from different industries for more data, more devices, higher speed, and improved operational efficiency. While mmWave bands offer much higher bandwidths, they are subject to higher signal losses when compared to the lower frequency bands currently ...
Maryna Nesterova +2 more
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On the Power Spectral Density of Constrained Sequences
IEEE Transactions on Communications, 2007This paper derives a simple closed-form expression for computing the power spectral density (PSD) of constrained sequences whose constraints are characterized by a function of an ergodic Markov process specified in terms of a Mealy machine. A suitable matrix description of the stochastic behavior of the constrained sequence is used to express its ...
Cecilio Pimentel +1 more
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Journal of Pressure Vessel Technology, 2012
Energy is transported over land primarily by electric power transmission lines and by pipelines carrying gas or liquid fuel. Pipelines today carry fossil fuels, but in future will carry renewable fuels. The fuel power density is F=ρhh, where ρ is the density and h the specific enthalpy of combustion. It is a figure of merit by which candidate renewable
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Energy is transported over land primarily by electric power transmission lines and by pipelines carrying gas or liquid fuel. Pipelines today carry fossil fuels, but in future will carry renewable fuels. The fuel power density is F=ρhh, where ρ is the density and h the specific enthalpy of combustion. It is a figure of merit by which candidate renewable
openaire +1 more source
Development of probability densities in power series of the density
Physica, 1949Abstract The configurational probability density for an arbitrary number of molecules and the kinetic energy density are developed in power series of the density. These powerseries are substituted to give the general expressions for the caloric and thermal equations of state given in a previous paper.
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