dbrane

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Grad student who wonders why he only returns to answer questions here when he has exams.


65 Answers

newest activity votes
29
How does this thought experiment not rule out black holes?
19
The speed of gravity?
14
What is the difference between a neutron and hydrogen?
10
How can gravitational forces influence time?
10
How to find 'good' literature on a phenomenon?
9
Is there a direct physical interpretation for the quantum mechanical wavefunction?
9
Do two beams of light attract each other in general theory of relativity?
8
Why are higher generation of matter unstable?
8
What happens if up quarks are replaced by down quarks and down quarks are replaced by up quarks?
7
List of good classical physics books
6
What's the difference between the five masses: inertial mass, gravitational mass, rest mass, invariant mass and relativistic mass?
6
How can a point-particle have properties?
6
Kinetic Energy vs. Potential energy with regards to creating particles
6
How Non-abelian anyons arise in solid-state systems?
6
What's the difference between an entangled state, a superposed state and a cat state?
5
Question about Time Dilation
5
Simple harmonic motion problem
5
Time evolution of quantum state after an observation
5
Quantum Entanglement: how to generate 2 entangled particles?
5
What are constraints on a “purity” operator in quantum mechanics?
5
What exactly is meant by the “Gaussianity” of CMBR?
5
How to think physically about basic “fields”
5
Isn't wave particle duality of light actually cheating?
5
What does it mean to say that mass “approaches infinity”?
5
When displacement isn't possible
4
Creation of matter in the big bang
4
What experimental proof has been found of Einstein's theory?
4
Figuring out North and South Magnetic Poles for Earth
4
The speed of light also applies for 'distance' materials?
4
Most techologically applicable physics research area
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