Bohan Xu

Member for 8 years, 5 months
Last seen this week

Penn State University (Condensed Matter), College Township, PA, USA

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quantum-mechanics

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Answers

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9

Why do electrons in an atom occupy only the stationary states?

Apr 27, 2018

5

The invariant measure on an energy surface of a Hamiltonian system

Apr 27, 2018

2

Number of classical paths linking $(x_1, t_1)$ and $(x_2, t_2)$

Aug 26

1

Ensemble interpretation and density matrices - why is it impossible to distinguish two equivalent density matrices?

Apr 21

1

How can light be made up of particles?

Jul 24, 2019

Questions

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1

Size of metal domain needed to reflect light ; are small graphene sheets shiny?

Nov 10, 2022

1

Why are magnesium and calcium crystals, metals instead of insulators/semiconductors?

Nov 14, 2022

1

How can localized ferromagnetism (non-itinerant ferromagnetism ) exist at all?

Jun 7

0

Unsure about whether $\rm CO_2$ significantly displaces Oxygen?

Jun 24, 2022

0

Does vacuum of interacting fields contain virtual particles or real particles

Sep 24, 2022

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quantum-mechanics

9

Score

3

posts

superposition

9

Score

2

posts

wavefunction

9

Score

2

posts

atomic-physics

9

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1

post

hilbert-space

9

Score

1

post

Reputation

+6

When exactly does a change in $E$ or $B$ result in an electromagnetic wave?

+20

Number of classical paths linking $(x_1, t_1)$ and $(x_2, t_2)$

+10

How can localized ferromagnetism (non-itinerant ferromagnetism ) exist at all?

+10

Ensemble interpretation and density matrices - why is it impossible to distinguish two equivalent density matrices?

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