نتایج جستجو برای: energy eff ciency

تعداد نتایج: 674090  

Journal: :Journal of High Energy Physics 2022

It has been known for many years that soft radiation can give potentially large double-logarithm corrections to $p_\perp$ broadening of a high-energy particle traveling through QCD matter, but this correction be absorbed into an effective value $\hat q_{\rm eff}$ the medium $p_\perp$-broadening parameter q$. Here "soft" means high energy compared scales original medium. A similar situation aris...

2017
Regis Rousseau Florin Doru Hutu Guillaume Villemaud Régis ROUSSEAU Florin HUTU Guillaume VILLEMAUD

This paper shows the incidence of the modulation scheme and of the input power on the RF to DC recti er conversion e ciency. A commercial energy harvesting (EH) P21XXCSR-EVB evaluation board from Powercast Corporation is used as measurement target and several waveforms are employed to evaluate the recti cation e ciency. With a continuous wave as reference, QPSK, QAM and OFDM waveforms usage dem...

Journal: :Dalton transactions 2010
Jérôme Long Lise-Marie Chamoreau Valérie Marvaud

The synthesis, the structural characterization and the magnetic properties of a heterotrimetallic decanuclear square, [(Mo(CN)(8))(2)(CuLTb)(4))](4+), noted MoCuTb, are described. This supramolecular compound, viewed as the first example of a metal-capped square, behaves as a single molecule magnet with a magnetic anisotropic barrier energy of U(eff) = 13.40 cm(-1) (19.25 K).

2017
Régis ROUSSEAU Florin HUTU Guillaume VILLEMAUD

This paper shows the incidence of the modulation scheme and of the input power on the RF to DC recti er conversion e ciency. A commercial energy harvesting (EH) P21XXCSR-EVB evaluation board from Powercast Corporation is used as measurement target and several waveforms are employed to evaluate the recti cation e ciency. With a continuous wave as reference, QPSK, QAM and OFDM waveforms usage dem...

Journal: :Physical review 2022

The $\mathrm{\ensuremath{\Lambda}}\mathrm{CDM}$ prediction of ${S}_{8}\ensuremath{\equiv}{\ensuremath{\sigma}}_{8}({\mathrm{\ensuremath{\Omega}}}_{m}/0.3{)}^{0.5}$---where ${\ensuremath{\sigma}}_{8}$ is the root mean square matter fluctuations on an $8\text{ }\text{ }{h}^{\ensuremath{-}1}\text{ }\mathrm{Mpc}$ scale---once calibrated Planck cosmic microwave background data $2\ensuremath{-}3\ensu...

1998
Michael S. Chanowitz

Two of the nine measurements of sin2θ eff , the effective weak interaction mixing angle, are found to be in significant conflict with the direct search limits for the Standard Model (SM) Higgs boson. Using a scale factor method, analogous to one used by the Particle Data Group, we assess the possible effect of these discrepancies on the SM fit of the Higgs boson mass. The scale factor fits incr...

2008
Paul Mathew Evan Mills

The 2006 Commercial End Use Survey (CEUS) database developed by the California Energy Commission is a far richer source of energy enduse data for non-residential buildings than has previously been available, and opens the possibility of creating new and more powerful energy benchmarking processes and tools. In this article—Part 2 of a two-part series—we describe the methodology and selected res...

Journal: :Small 2011
Suwussa Bamrungsap Joseph A Phillips Xiangling Xiong Youngmi Kim Hui Wang Haipeng Liu Arthur Hebard Weihong Tan

In biological systems, nanoscale molecular motors can generate forces from spontaneous reactions of energy-rich molecules, mostly adenosine triphosphate (ATP), to convert chemical energy into mechanical movement. These motors are roughly 10 nm in size, take steps of a few nanometers, and can exert forces in the piconewton range. [ 1 , 2 ] However, to effi ciently design and construct nanoscale ...

Journal: :Current Biology 2005
Jacob J. del Campo Eugene Opoku-Serebuoh Ariel B. Isaacson Victoria L. Scranton Morgan Tucker Min Han William A. Mohler

BACKGROUND Many animal tissues form via fusion of cells. Yet in all instances of developmental cell fusion, the mechanism underlying fusion of plasma membranes remains poorly understood. EFF-1 is required for most somatic cell fusions in C. elegans, and misexpressed EFF-1 alters the normal pattern of fusing hypodermal cells. However, the autonomous activity of EFF-1, the rules governing its spe...

2013
Naresh Nagella Khenj-Jim Lim Amay Parikh

in which Zahar and colleagues [1] described Clostridium diffi cile infection (CDI) in patients during an intensive care unit (ICU) stay. Given some limitations of the authors’ study, it is diffi cult to generalize from the results that CDI detected early will not aff ect ICU length of stay or mortality. Th e carrier eff ect, in which up to 20% of hospitalized patients can be chronic carriers of...

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