Thermodynamics and Energy

2109 Submissions

[2] viXra:2109.0048 [pdf] submitted on 2021-09-07 03:50:14

What is the Second Law of Thermodynamics?

Authors: Jeremy Dunning-Davies
Comments: 3 Pages.

In this short note, attention is drawn to the fact that the Second Law of Thermodynamics specifically refers to cycles and certainly does not state that the entropy is, as some seem to think, a non-decreasing entity.
Category: Thermodynamics and Energy

[1] viXra:2109.0044 [pdf] replaced on 2022-10-07 23:56:08

Maxwell’s Demon with no Energy Consumption

Authors: Jiarun Deng
Comments: 7 Pages.

In this study, we design two devices that can achieve the function of Maxwell’s demon without consuming energy by making use of upconversion materials (βNaYF4:Yb3+,Er3+).
Category: Thermodynamics and Energy