Bohan Xu's user avatar
Bohan Xu's user avatar
Bohan Xu's user avatar
Bohan Xu
  • Member for 8 years, 7 months
  • Last seen this week
  • Penn State University (Condensed Matter), College Township, PA, USA
1 vote
1 answer
29 views

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

1 vote
1 answer
87 views

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

1 vote
1 answer
65 views

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

0 votes
1 answer
79 views

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

0 votes
0 answers
65 views

Does vacuum of interacting fields contain virtual particles or real particles

0 votes
0 answers
76 views

Expectation value of number operators in interactive vacuum

0 votes
0 answers
47 views

Question about "like dissolves like"

0 votes
4 answers
70 views

Why can $\rm CO_2$ significantly displace $\rm O_2$ when both are nearly ideal at ambient?

0 votes
0 answers
37 views

Spin polarization, ferromagnetism, and size of energy gap

0 votes
2 answers
200 views

Trick question: why do dielectrics and isolated conductors affect capacitance differently?

0 votes
0 answers
32 views

How can linear response give DC conductivity when the formalism doesn't have dissipation at all?

-3 votes
1 answer
80 views

Typically energy of black hole compared to a planet or star of the same mass