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Wang Yun's user avatar
Wang Yun's user avatar
Wang Yun's user avatar
Wang Yun
  • Member for 10 years, 5 months
  • Last seen more than a month ago
  • China
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About

My name is Wang Yun.

I am learning physics in JiLin University.

I want to be a physicist.

And I also want to be a superhero.

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34
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10
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Top posts
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question
6
Can you explain Fermat's Principle to me?
Jul 18, 2014
question
5
Why is the relation between luminosity distance $d_L$ and comoving distance $\chi$ $d_L=\chi/a$?
Mar 29, 2019
question
3
Consider a particle of reduced mass $\mu$ orbiting in a central force with $U=kr^n$ where $kn>0$ [closed]
Nov 26, 2015
question
3
Derivation of the adjoint of Dirac equation
Nov 21, 2018
answer
3
Q factor of driven oscillator
Jan 18, 2016
question
2
Does the direction of propagation of the natural light is perpendicular to the direction of electric and magnetic field making up natural light? [closed]
Nov 22, 2015
question
2
What exactly does the expectation value of $x$ mean in quantum mechanics?
Jan 27, 2016
question
2
Why do $C_p$, $\alpha$ and $\kappa_T$ all approach to infinity when two phases coexist at the mean time?
May 3, 2016
question
2
Why is the boundary of friends-of-friends (FOF) halo corresponding to iso-density contour?
Jan 28, 2021
answer
2
Calculating the amount of work done to assemble a net charge on a sphere
Jan 4, 2016
Top network posts
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25
How do I ensure that the colormap shows well in black and white?
12
Why do people choose 0.2 as the value of linking length in the friends-of-friends algorithm?
7
Continuous Wavelet Transform vs Discrete Wavelet Transform
5
Is there any way to detect the three-dimensional distribution of baryonic gas in our Universe?