Tags » Thermodynamics

Problem-solving in thermodynamics

During November and December I was handing out a sheet of problems every week in my first-year undergraduate thermodynamics class so that students could evaluate and refine their understanding and problem-solving skills as the course progressed. 193 more words


'Dead Water' Phenomenon

Although ‘Dead Water’ may sound like the title of a movie that will make you steer clear from swimming in the ocean for a year, it is actually the name for an interesting fluid-dynamic phenomena experienced by nautical vessels (and, as it turns out, a detective novel by Ngaio Marsh).   727 more words


Sorry You Are Blocked From Quanta Magazine

[**Update: 5.3.2015 The Chief Editor of Quanta responded to my letter, (within 24 hours), which you can see at the end of the article. Quite honestly I have not experienced that sort of thing before, on a public web site (and I’ve been attacked by nasty troll commentators) but a “block” especially on a site you like, is far worse, and I was certainly “shocked” and dismayed if not blown away by the notice. 1,628 more words

Stochastic approach to eq. and noneq. thermodynamics

Stochastic approach to equilibrium

and nonequilibrium


Tânia Tomé and Mário J. de Oliveira
Phys. Rev. E 91, 042140 – Published 29 April 2015

DOI: … 165 more words


Understanding Volcanic Eruptions

On Wednesday April 22nd, 2015 the Calbuco volcano in southern Chile erupted for the first time in 40 years, triggering the evacuation of 4,000 people in a 20km (~12.43mi) radius while disrupting air traffic over Chile, Argentina, and Uruguay.   1,399 more words



Entropy (S) is a state function (thermodynamic quantity). Entropy is used to describe the course of a process. A process can be spontaneous or non-spontaneous. The… 153 more words