Skip to main content
Physics
Sirius Black's user avatar
Sirius Black's user avatar
Sirius Black's user avatar
Sirius Black
  • Member for 5 years, 2 months
  • Last seen more than a month ago
Profile Activity
Stats
156
reputation
8k
reached
0
answers
9
questions
Communities
View all
Badges
View all badges
This user doesn’t have any gold badges yet.
3
silver badges
12
bronze badges
Top tags
View all tags
0
Score
3
Posts
33
Posts %
0
Score
2
Posts
22
Posts %
0
Score
2
Posts
22
Posts %
0
Score
2
Posts
22
Posts %
0
Score
2
Posts
22
Posts %
0
Score
2
Posts
22
Posts %
Top posts
7
How can a scalar field have components and how do I interpret these components?
Apr 8
4
Is there a symmetry between scalar and vector formulas for electrostatic and gravitational potential, potential energy, field and force?
Apr 29, 2021
3
Why is the number of allowed $\vec k$ states in the first Brillouin zone equal to the number of unit cells?
May 7, 2019
3
How to derive this angular shift formula, $\lambda_\theta=\lambda_0\left[1-\frac{\eta^0}{\eta^*}\sin^2\theta\right]^{1/2}$ for interference filters?
Jan 7, 2022
2
What is the meaning of the lower limit in $V(r)=-\int_{\infty}^r E(r^{\prime})\,dr^{\prime}$?
Aug 3, 2021
2
The Abelian versus the non-Abelian commutator of covariant derivatives in field theory
Apr 13
1
Direction of $B$-field from right hand rule for electromagnetic wave
Dec 13, 2020
1
Potential energy and atomic units in the Bohr model
Jan 30, 2021
0
How does a proper motion displacement of $x$ arcseconds/year mean a star is moving at $x$ AU/year?
Feb 28, 2021
Top network posts
View all network posts
7
Is it mandatory to specify integration variables before taking the integral?
6
Understanding the logic behind finding the Parent Function given an Exact Differential
6
Show that the full Euler-Lagrange equation of the Brachistochrone is $2y(x)y''(x)+y'(x)^2+1=0$
5
Confused about how we scale graph axis' to make the axis' dimensionless.