نتایج جستجو برای: laws of thermodynamics

تعداد نتایج: 21170373  

Journal: :Global Journal of Anesthesia & Pain Medicine 2019

2017
Omid Moradi

Thermodynamics is the branch of science that is concerned with the principles of energy transformation in macroscopic systems. Macroscopic properties of matter arise from the behavior of a very large number of molecules. Thermodynamics is based upon experiment and observation, summarized and generalized in the Laws of Thermodynamics. These laws are not derivable from any other principle: they a...

Journal: :Nutrition & Metabolism 2004
Eugene J Fine Richard D Feinman

BACKGROUND: It is commonly held that "a calorie is a calorie", i.e. that diets of equal caloric content will result in identical weight change independent of macronutrient composition, and appeal is frequently made to the laws of thermodynamics. We have previously shown that thermodynamics does not support such a view and that diets of different macronutrient content may be expected to induce d...

Journal: :Physica C-superconductivity and Its Applications 2021

The transition from the superconducting to normal state in a magnetic field was considered as irreversible thermodynamic process before 1933 because of Joule heating. But all physicists became consider this reversible after obvious contradiction Meissner effect with second law thermodynamics if is process. In order avoid thermodynamics, postulated thirties last century that surface screening cu...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور مرکز - دانشکده حقوق 1393

what has been discussed here has been a study of international immigration law. this branch of law has not been a major player in the field of international law. no collective law exists, and no codification has been carried out as yet. however, the need for such a set of laws has forced the international community to pay more attention to this issue. the need for a better life in the so-call...

1997
Robert M. Wald Enrico Fermi

The Nernst formulation of the third law of ordinary thermodynamics (often referred to as the “Nernst theorem”) asserts that the entropy, S, of a system must go to zero (or a “universal constant”) as its temperature, T , goes to zero. This assertion is commonly considered to be a fundamental law of thermodynamics. As such, it seems to spoil the otherwise perfect analogy between the ordinary laws...

2016
P. Kammerlander J. Anders

Thermodynamics is a highly successful macroscopic theory widely used across the natural sciences and for the construction of everyday devices, from car engines to solar cells. With thermodynamics predating quantum theory, research now aims to uncover the thermodynamic laws that govern finite size systems which may in addition host quantum effects. Recent theoretical breakthroughs include the ch...

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