Physics
Meta user
Network profile
783
reputation
3
12

wwwjjj

http://wj.bol.ucla.edu/
condensed matter physics

12
answers
20
questions
~40k
people reached
  • Los Angeles
  • wj.bol.ucla.edu
  • Member for 5 years, 11 months
  • 838 profile views
  • Last seen Nov 15 at 22:04

Communities (11)

Top network posts

We respect a laser-like focus on one topic.

Top tags (54)

Score 5
Posts 3
Posts % 9
Score 4
Posts 10
Score 3
Posts 3
Score 2
Posts 3
Score 2
Posts 3
Score 2
Posts 3
View all tags →

Top posts (32) All Questions Answers | Votes Newest

9 How can we “exchange” particles, since they are “identical”? Oct 20 '15
7 $(\frac{1}{2},\frac{1}{2})$ and $(\frac{1}{2},0)\bigoplus (0,\frac{1}{2})$ [duplicate] Dec 2 '15
6 What is the physical meaning of the Fourier transformed Coulomb potential $1/q^2$? Aug 24 '18
5 Can we regard field operator $\Psi (x)$ as $a_{x}^{\dagger }$ ,$a_{x}$? Nov 4 '14
4 The Pauli exclusion principle and the Pfaffian Dec 16 '18
4 What is canonical momentum? Jun 16 '15
3 Why does holding something up cost energy while no work is being done? Aug 25 '18
3 Majorara zero mode in Ising chain, not exactly zero subtlety Apr 29 '16
3 Rank $L$ spherical harmonic tensor as a $2L+1$ dimensional Cartesian vector? Jan 16 '14
2 $E,H,\rho,\vec{j}$ intensive? $B,D,\Phi,\vec{A}$ extensive? Why not $ DdE,BdH ,\Phi\delta\rho,\vec{A}\cdot \delta \vec{j}$ as infinitesimal work? Apr 28 '14
View all questions and answers →

Badges (15)

Gold

—

Silver

3

Rarest

Bronze

12

Rarest

View all badges →