Questions tagged [thermodynamics]
5 questions
8
votes
0 answers
Central heating cheaper to run 24 hours or on timer?
In this day and age where people are constantly being told to save energy to help reduce global warming etc. I have heard many people ("experts" and non-experts alike) say the opposite of each other on this topic and looking online is the…
Chris Rogers
- 2,628
- 2
- 16
- 36
4
votes
4 answers
Does physics give a climate sensitivity to carbon dioxide of about 3°C?
A letter to the editor of the Economist from Professor Anders Levermann of the
Potsdam Institute for Climate Impact Research stated the following:
The IPCC’s range on sensitivity is supported by, but not merely based on, models. It is deeply rooted…
matt_black
- 56,186
- 16
- 175
- 373
3
votes
0 answers
It is feasible to produce energy at 2ct/KWh using alpha-, beta- and gammavoltaics?
At Tuesdays COP26 session called Economics of Climate Change a company called Infinite Power proposed a carbon neutral way to provide baseload for electricity grid. Their technology claims work by a "kinetic junction" a p-n junction optimized to…
worldsmithhelper
- 131
- 3
3
votes
0 answers
Did researchers create a graphene device that drew "free" power from the ionic thermal motion?
A 2012 pre-print, Self-Charged Graphene Battery Harvests Electricity from Thermal Energy of the Environment claims that a graphene device was used to generate a voltage of 0.35V by capturing some of the energy of ionic thermal motion in a solution…
RLR
- 177
- 1
- 6
3
votes
1 answer
Does the second law of thermodynamics contradict the Big Bang Theory?
This question on Skeptics.SE regarding evolution and thermodynamics got me thinking. I always assumed that creationists argued that the Big Bang, and not evolution violated the 2nd Law of Thermodynamics. Specifically, that singularities are a…
user1873
- 8,931
- 42
- 81