48,330 reputation
762156
bio website arXiv.org
location Europe
age 49
visits member for 4 years, 5 months
seen 23 mins ago

I'm a theoretical physicist.


2h
comment Why complexify in order to construct Dirac representation?
Related: physics.stackexchange.com/q/153726/2451
3h
comment How to calculate the Refractive index of a glass sheet
Related question by OP: physics.stackexchange.com/q/201891/2451
3h
comment Are there any inventions/applications in our world based on QFT?
This question (v1) seems like a list question.
4h
comment Mathematics of the Virtual Displacement
Agree with @ACuriousMind: There is by definition no virtual displacment of time.
5h
comment Books on Hall integrated circuit (IC)?
Would Electrical Engineering be a better home for this question?
8h
comment Why isn't time just a function of the speed of light being finite
@Jim: This isn't the real Caesar's Palace, is it?
8h
comment Conservation Laws and Symmtery
Related: physics.stackexchange.com/q/4959/2451 , physics.stackexchange.com/q/21572/2451 and links therein.
9h
comment Why isn't angular velocity the moment of velocity if angular momentum is moment of momentum?
Related: physics.stackexchange.com/q/203537/2451
10h
comment What is special about quantum entanglement?
Similar title question: physics.stackexchange.com/q/54975/2451
10h
comment Completeness relations of eigenstates in the Heisenberg picture
I updated the answer.
10h
comment Can't we consider that EmDrive is Pushing against Space itself?
More on EmDrive.
11h
comment Given the Newton constant $G$, the speed of light $c$ and the Planck constant $h$, construct an energy of the system
See Planck energy.
11h
comment M-theory and Mathematics
@David Z: I removed the tag again.
12h
comment Completeness relations of eigenstates in the Heisenberg picture
$\uparrow$ Which page?
14h
comment Why does a paper towel absorb water upwards?
Possible duplicates: physics.stackexchange.com/q/2254/2451 and links therein.
14h
comment Why is a vertex a derivative of the propagator?
$\uparrow$ Which page?
23h
comment Why the statement “there exist at least one bound state for negative potential” doesn't hold for 3D case?
$ \uparrow$ No.
1d
comment Textbooks for nonequilibrium quantum field theory
Related: physics.stackexchange.com/q/13997/2451 and links therein.
1d
comment Compact QED and Non-compact QED - Polyakov textbook
Related: physics.stackexchange.com/q/53012/2451 , physics.stackexchange.com/q/141264/2451 and links therein.
1d
comment Why should physical theories always have a Lagrangian formalism?
Tip: Readers and answerers often don't read further than the title. If you want to claim this post is not a duplicate, make sure that the title question reflects this.