Generalized second law of thermodynamics

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August undefined, 2024

WebApr 19, 2007 · Phil. M. P. 36 (2005) 275-290) we have addressed the mechanical foundations of equilibrium thermodynamics on the basis of the Generalized Helmholtz Theorem. It was found that the volume entropy provides a good mechanical analogue of thermodynamic entropy because it satisfies the heat theorem and it is an adiabatic … WebJun 15, 2016 · The second law can be proven with more or less mathematical rigour, but the main difficulty is about having the clearest possible definition of entropy. Even though it is always defined as Shanon's entropy of "something", this "something" differs among authors and perspectives.

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WebMay 17, 2024 · We investigate the validity of the generalized second law of thermodynamics, applying Barrow entropy for the horizon entropy. The former arises … WebIn passing we show that the generalized second law is a statistical law which becomes over-whelmingly probable in the limit of a macroscopic system. We also consider briefly … lakesia unha

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WebHere we are trying to find the conditions for the validity of the generalized second law of thermodynamics (GSLT) assuming the first law of thermodynamics on the event … WebOct 31, 2014 · The generalized second law of thermodynamics (GSL) at the apparent horizon of an evolving Lorentzian wormhole has been analyzed in general way when we have considered the horizon entropy proportional to a function of the horizon area. We have obtained the expressions of thermal variables at the apparent horizon. WebIn passing we show that the generalized second law is a statistical law which becomes overwhelmingly probable in the limit of a macroscopic system. We also consider briefly … jenis jenis osi layer

[0704.2567] Mechanical Proof of the Second Law of Thermodynamics …

Second Law Of Thermodynamics Encyclopedia.com

WebOct 5, 2006 · Thus the second law of thermodynamics was modified in the way that in generalized form, the sum of all time derivative of entropies related to horizons plus time derivative of normal entropy must be positive, i.e. the sum of entropies must be increasing function of time. WebSep 19, 2024 · Entropy (S) is a thermodynamic property of all substances that is proportional to their degree of disorder. The greater the number of possible microstates for a system, the greater the disorder and the higher the entropy. Experiments show that the magnitude of ΔS vap is 80–90 J/ (mol•K) for a wide variety of liquids with different boiling … lakeside 370 campingWebgeneralized second law of thermodynamics. This paper is the detailed discussion of the scope and application of the law equilibrium. In the section 2, we will list five physics laws of social science, which will put the social science and natural science in a common foundation. In the section 3, we will lake siberia

"WebApr 7, 2024 · second law of thermodynamics, statement describing the amount of useful work that can be done from a process that exchanges or transfers heat. The second law of thermodynamics can be precisely stated in the following two forms, as originally … A 2-kg mass (4.4 pounds on Earth) moving at a speed of one metre per second … " - Generalized second law of thermodynamics

Generalized second law of thermodynamics

Second Law Of Thermodynamics Encyclopedia.com

WebNov 11, 2015 · Shahar Hod. Bekenstein's generalized second law (GSL) of thermodynamics asserts that the sum of black-hole entropy, (here is the black-hole … WebMay 23, 2014 · This formulation of the Second Law, discovered by Jacob Bekenstein and Stephen Hawking, is called the Generalized Second Law (GSL). In my dissertation research, I proved mathematically that the ...

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WebMay 24, 2014 · Here we mention some examples of exploration of the generalized second law (GSL) of thermodynamics in modified gravity scenario. Bamba and Geng ( 2009 ) demonstrated that an f ( R ) gravity model with realizing a crossing of the phantom divide can satisfy the GSL in the effective phantom phase as well as non-phantom one.

WebMay 22, 2024 · The second law of thermodynamics places constraints upon the direction of heat transfer and sets an upper limit to the efficiency of conversion of heat to work in … WebDec 17, 2015 · Bekenstein's generalized second law (GSL) of thermodynamics asserts that the sum of black-hole entropy, S BH = A c 3 / 4 ħ G (here A is the black-hole surface …

WebHere we are trying to find the conditions for the validity of the generalized second law of thermodynamics (GSLT) assuming the first law of thermodynamics on the event horizon in both cases when the FRW universe is fil… WebThe second law of thermodynamics specifies that the equilibrium state that it moves to is in fact the one with the greatest entropy. Once we know the entropy as a function of the extensive variables of the system, we will be able to predict the final equilibrium state. ( Callen 1985 ) Notation [ edit]

WebMay 22, 2014 · Abstract Within the context of scalar-tensor gravity, we explore the generalized second law (GSL) of gravitational thermodynamics. We extend the action of ordinary scalar-tensor gravity theory to the case in which there is a nonminimal coupling between the scalar field and the matter field (as a chameleon field).

WebThe generalized second law of thermodynamics (3) has a clear physical interpretation.For simplicity, let us assume that an examined system is characterized by a comb of discrete energy levels E 1, E 2, ….The heat absorbed into the T-dependent system has the following dual effect: A first contribution of the heat, d U − < d E (X) / d T > d T, … lakeside 370 camping mapWebApr 7, 2024 · second law of thermodynamics, statement describing the amount of useful work that can be done from a process that exchanges or transfers heat. lakes ice cream kendalWebJan 30, 2024 · Conservation of Energy. First Law of Thermodynamics. 2nd Law of Thermodynamics. The Second Law of Thermodynamics states that the state of entropy of the entire universe, as an isolated system, will always increase over time. The second law also states that the changes in the entropy in the universe can never be negative. … lakeside 370 kayak rentalWebAug 3, 2009 · The generalized second law of thermodynamics is an important principle in governing the nature. Recently the generalized second law in the accelerating universe enveloped by the apparent horizon has been investigated in , . Using the general expression of temperature at apparent horizon of FRW universe, it has been shown that the … lakeside ambulanceWebAug 23, 2007 · The generalized second law of thermodynamics is as important as the first law, governing the development of the nature. Using a specific model of dark energy, the generalized second law as defined in the region enveloped by the apparent horizon as well as in the event horizon was examined in . It was found that it is obeyed in the case … lakeside aberdareWebDec 19, 2024 · In the presence of correlations, spontaneous heat flows from cold to hot baths are possible 26. This is an apparent violation of second law, if one ignores the … jenis jenis outerWebApr 13, 2024 · It is shown that the laws of thermodynamics are extremely robust under generalizations of the form of entropy. Using the Bregman-type relative entropy, the Clausius inequality is proved to be always valid. This implies that thermodynamics is highly universal and does not rule out consistent generalization of the maximum entropy method. lakeside academy kansas