Large D membrane for higher derivative gravity and black hole second law
Sign Up to like & getrecommendations! Published in 2020 at "Journal of High Energy Physics"
DOI: 10.1007/jhep02(2020)083
Abstract: Abstract We derive the effective equations of the membranes dual to black holes in a particular theory of higher derivative gravity namely Einstein-Gauss-Bonnet (EGB) gravity at sub-leading order in 1/D upto linear order in the… read more here.
Keywords: second law; membrane; higher derivative; gravity ... See more keywords
General theory of large D membranes consistent with second law of thermodynamics
Sign Up to like & getrecommendations! Published in 2021 at "Journal of High Energy Physics"
DOI: 10.1007/jhep04(2021)152
Abstract: We write down the most general membrane equations dual to black holes for a general class of gravity theories, up to sub-leading order in 1/D in large D limit. We derive a “minimal” entropy current… read more here.
Keywords: second law; law; entropy current; membrane equations ... See more keywords
Linearization of Newton’s Second Law
Sign Up to like & getrecommendations! Published in 2024 at "International Journal of Theoretical Physics"
DOI: 10.1007/s10773-024-05772-y
Abstract: The geometric linearization of nonlinear differential equation is a robust method for the construction of analytic solutions. The method is related to the existence of Lie symmetries which can be used to determine point transformations… read more here.
Keywords: linearization newton; newton second; second law;
A comprehensive analysis for second law attributes of spiral heat exchanger operating with nanofluid using two-phase mixture model: Exergy destruction minimization attitude
Sign Up to like & getrecommendations! Published in 2021 at "Advanced Powder Technology"
DOI: 10.1016/j.apt.2020.12.005
Abstract: Abstract The present article focuses on the second law attributes of a counter-flow spiral heat exchanger working with an Al2O3–H2O nanofluid with employing the two-phase mixture model. To improve the cogency of the simulations, the… read more here.
Keywords: second law; exergy destruction; heat exchanger;
Second law analysis for flow of a nanofluid containing graphene–platinum nanoparticles in a minichannel enhanced with chaotic twisted perturbations
Sign Up to like & getrecommendations! Published in 2018 at "Chemical Engineering Research and Design"
DOI: 10.1016/j.cherd.2018.05.017
Abstract: Abstract The second law and entropy generation characteristics of a new hybrid nanofluid containing graphene nanoplatelets decorated with platinum nanoparticles are evaluated in a chaotic twisted channel. Although several investigations have been carried out on… read more here.
Keywords: second law; entropy generation; generation; flow ... See more keywords
Hydrothermal and second law behavior for charging of NEPCM in a two dimensional thermal storage unit
Sign Up to like & getrecommendations! Published in 2019 at "Chinese Journal of Physics"
DOI: 10.1016/j.cjph.2019.02.001
Abstract: Abstract The purpose of this article is to understand the irreversibility analysis during charging of nanoparticle enhanced phase change material (NEPCM) (CuO - n-octadecane paraffin) through an enclosure with radial fins. Three arrangements for fins… read more here.
Keywords: nepcm two; second law; charging nepcm; law behavior ... See more keywords
Detailed thermodynamic investigation of an ICE-driven, natural gas-fueled, 1 kWe micro-CHP generator
Sign Up to like & getrecommendations! Published in 2018 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2018.04.077
Abstract: Abstract The purpose of this work is to record the baseline performance of a state-of-the-art micro-combined heat and power (mCHP) system. A second goal of this work is to provide detailed thermodynamic first and second… read more here.
Keywords: law; energy; second law; generator ... See more keywords
Experimental thermodynamic first and second law analysis of a variable output 1–4.5 kWe, ICE-driven, natural-gas fueled micro-CHP generator
Sign Up to like & getrecommendations! Published in 2019 at "Energy Conversion and Management"
DOI: 10.1016/j.enconman.2018.10.075
Abstract: Abstract This work experimentally assesses the thermodynamic performance of the only single kWe, variable-output, continuous duty, internal combustion engine driven, residential micro-combined heat and power (mCHP) generator (Marathon Engine Systems ecopower) available in the United… read more here.
Keywords: gas; second law; law; variable output ... See more keywords
Second law of thermodynamics is ingrained within quantum mechanics
Sign Up to like & getrecommendations! Published in 2018 at "Results in physics"
DOI: 10.1016/j.rinp.2018.06.058
Abstract: Abstract We show that the second law of thermodynamics is rooted in quantum mechanics, inasmuch as allowing the substitution of the Boltzmann constant k and temperature with respectively the Planck constant and quantum numbers. In… read more here.
Keywords: thermodynamics; second law; quantum mechanics; law thermodynamics ... See more keywords
Entropy demystified: the second law reduced to plain common sense, 2nd edition, by Arieh Ben-Naim
Sign Up to like & getrecommendations! Published in 2017 at "Contemporary Physics"
DOI: 10.1080/00107514.2017.1301553
Abstract: learn thermodynamics or even to learn the applications of the concept of entropy, both objectives very noble that might be learned from many other excellent books in the literature. Thus, according to the author, the… read more here.
Keywords: thermodynamics; second law; common sense; book ... See more keywords
Wind as a context for Newton’s first and second law and force diagrams
Sign Up to like & getrecommendations! Published in 2024 at "Physics Education"
DOI: 10.1088/1361-6552/ad8a0f
Abstract: Teachers commonly use examples that omit friction to teach Newton’s first and second law. Beyond the motion of planets, the flow of horizontal high-altitude winds along the isobars presents a real-world motion scenario with negligible… read more here.
Keywords: physics; newton first; second law; first second ... See more keywords