Entropy Articles

Tag Archive for: Entropy

What is Entropy

What Thermodynamics and Entropy Means

/
1 Comment
Introduction The student of thermodynamics, as they consider pistons and ideal gasses and such, often begin to grasp the nature of entropy only to find…
entanglement_entropy2

Lesson on Entanglement Entropy in Quantum Field Theory

/
3 Comments
Part 1: Quantum Mechanics[This article expects the reader to have some experience with quantum field theory and path integrals][I should also…
entanglement_entropy

Learn Entanglement Entropy in Quantum Mechanics

/
22 Comments
Quantum Mechanics(QM) is one of the greatest intellectual achievements in human history. Not only because it describes the world at the microscopic level…
entropy

How to Determine the Change in Entropy

/
9 Comments
How do you determine the change in entropy for a closed system that is subjected to an irreversible process?Here are some typical questions we get…
animationwalk

Fun with Self-Avoiding Walks Simulations

/
16 Comments
This post is about some simulations I did of self-avoiding random walks. These are what they sound like with each step, the position of the walk moves…
negative temperature

Negative Absolute Temperatures: Explanation & Examples

/
9 Comments
It's a famous result in thermodynamics that you cannot reach absolute zero no matter how hard you try. Given the definition of absolute zero, it is also…
Thermodynamics

Understanding Entropy and the 2nd Law of Thermodynamics

/
73 Comments
Introduction The second law of thermodynamics and the associated concept of entropy have been sources of confusion for thermodynamics students for centuries.…