Nivalth

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836 reputation

314

bio	website
	location	Spain
	age	26
visits	member for	1 year, 7 months
	seen	2 hours ago
stats	profile views	126

Undergraduate physics student at Spain.

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31 Answers

votes activity newest

5	Commutator with expontential [A, exp(B)]
4	Why is Heisenberg's uncertainty principle not an experimental error since it is the error created by photons striking on elementary particles?
3	How does relativity explain gravity, without assuming gravity
3	What really is Planck's constant and what are its origins?
3	Could one argue that h (Planck constant) and $\hbar$/2 (Dirac constant) are in fact independant constants?

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836 Reputation

+15	Imaginary time in QFT
+30	How does relativity explain gravity, without assuming gravity
+5	Optical depth in astrophysics
+10	Why does an object with higher speed gain more (relativistic) mass?

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20 Questions

votes activity newest

5	Find $x$ operator given $p$
4	Is it correct to sum over either index of the metric the same way?
4	Does a nonzero Poynting vector mean that there is propagation of energy?
3	Imaginary time in QFT
3	Does the canonical commutation relation fix the form of the momentum operator?

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59 Tags

19 quantum-mechanics × 15	4 hamiltonian-formalism × 3
7 classical-mechanics × 4	4 uncertainty-principle
5 homework × 14	4 measurement-problem
5 quantum-field-theory × 6	3 electromagnetism × 6
5 commutator × 3	3 lagrangian-formalism × 2

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9 Accounts

	Physics	836 rep	314
$Mathematics Stack Exchange$	Mathematics	505 rep	110
$TeX - LaTeX Stack Exchange$	TeX - LaTeX	101 rep	1
	Ask Ubuntu	101 rep	1
	Unix & Linux	101 rep	1

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Critic	Caucus
Citizen Patrol	Constituent
Custodian × 4	Organizer
Enthusiast	Commentator
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95 Votes Cast

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0	down		49	answer		11		2

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