نتایج جستجو برای: mechanical entropy
تعداد نتایج: 300002 فیلتر نتایج به سال:
In this work, we perform a set of quantum mechanical calculations on compounds bromoxynil and its derivatives. Various properties entropy, dipole moment, energy, IR spectra studied by using DFT method in Gaussian calculations. The solubility and inhibition power of these compounds compared with each other. IR frequencies compared with experimental values.
The quantum capacity of a pure quantum channel and that of classical-quantum-classical channel are discussed in detail based on the fully quantum mechanical mutual entropy. It is proved that the quantum capacity generalizes the so-called Holevo bound. e-mail: [email protected]
. The proportionality between black hole entropy and area is derived from classical thermodynamics. The relationship between the classical and quantum formulas is shown to be similar to that of black body radiation. Classical ther-. modynamics is shown to imply certain characteristics for classical waves which are normally thought to be quantum mechanical in origin. Submitted to Physical Review D
I review a new (and still tentative) approach to black hole thermodynamics that seeks to explain black hole entropy in terms of microscopic quantum gravitational boundary states induced on the black hole horizon. (Talk given at CAM ’95, joint meeting of the Canadian Association of Physicists, the American Physical Society, and the Mexican Physical Society, Quebec City, Canada.) ∗email: carlip@d...
Multiple-basis-element (MBE) alloy was defined as the entropy of mixing over 1R (R is gas constant, 8.31 J/k), and contains at least three principal elements, each one 5%. Thus, MBE alloys can include high-entropy (HEAs), medium-entropy (MEAs), amorphous alloys, some martensite stainless steels, which have been reported to possess excellent cryogenic properties. This paper reviews progress cryo...
In this paper, the two parameter ADK entropy, as a generalized of Re'nyi entropy, is considered and some properties of it, are investigated. We will see that the ADK entropy for continuous random variables is invariant under a location and is not invariant under a scale transformation of the random variable. Furthermore, the joint ADK entropy, conditional ADK entropy, and chain rule of this ent...
Given physical systems, counting rule for their statistical mechanical descriptions need not be unique, in general. It is shown that this nonuniqueness leads to the existence of various canonical ensemble theories, which equally arise from the definite microcanonical basis. Thus, the Gibbs theorem for canonical ensemble theory is not universal, and maximum entropy principle is to be appropriate...
The purpose of this study is to define the concepts of Tsallis entropy and conditional Tsallis entropy of fuzzy partitions and to obtain some results concerning this kind entropy. We show that the Tsallis entropy of fuzzy partitions has the subadditivity and concavity properties. We study this information measure under the refinement and zero mode subset relations. We check the chain rules for ...
Atrial Fibrillation is a supra ventricular tachyarrhythmia, which is characterized by the deterioration of atrial mechanical function and aberrant. It has become a social and economic problem because a large percentage of the world population suffering from this disease. The early diagnosis of this fatal cardiac Arrhythmia can be prevented and managed it. In this study, we used non-invasive met...
We present a brief review of the microstructures and mechanical properties of selected metallic alloys processed by additive manufacturing (AM). Three different alloys, covering a large range of technology readiness levels, are selected to illustrate particular microstructural features developed by AM and clarify the engineering paradigm relating process-microstructure-property. With Ti-6Al-4V ...
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