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lnmaurer's user avatar
lnmaurer's user avatar
lnmaurer
  • Member for 10 years, 2 months
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49 votes
Accepted

Is semiconductor theory really based on quantum mechanics?

45 votes
Accepted

Meaning of the chemical potential for a boson gas

10 votes
Accepted

What is the physical origin of van Hove singularity?

9 votes

Schrödinger equation derivation and Diffusion equation

6 votes

Is conduction band discrete or continuous?

5 votes

Has a phonon, a formal quasi-particle, ever been observed as a point particle?

5 votes
Accepted

How can phonons possibly be assigned precise locations?

5 votes
Accepted

Is Fermi level located above or below donor levels in n-type semiconductor?

5 votes
Accepted

Does the shifting of the Fermi energy level of an intrinsic semiconductor mean that $n \neq p$?

4 votes

Why are there electron and hole currents in semiconductor, but only electron current in metal?

4 votes

Difference between Phonons and heat?

4 votes
Accepted

Treatment of electrons and phonons in condensed matter physics

4 votes
Accepted

Fermi level and chemical potential in doped and pure semiconductors

4 votes
Accepted

Density of phonon states from dispersion relation

4 votes

Help needed to understand the dispersion curve of a 1D lattice with diatomic basis

4 votes
Accepted

Why does the conductivity $\sigma$ decrease with the temperature $T$ in a semi-conductor?

4 votes
Accepted

Why do we use Boltzmann distribution rather than Fermi-Dirac distribution in a transistor?

4 votes

Why are phonons quantized?

3 votes
Accepted

Degeneracy factor in doped semiconductor

3 votes
Accepted

Does crystalline silicon have a higher (~3.0 eV) band gap than amorphous Si (~1.75 eV)? Or lower (~1.12 eV)?

3 votes

Shortest wavelength of sound wave in solids

3 votes
Accepted

How does the Fermi level of different materials reach equilibrium when in contact?

3 votes
Accepted

Boltzmann equation: how to estimate the relaxation time?

3 votes
Accepted

What's the equivalent of the resistance for steady stokes flow? Inverse of the viscosity tensor?

3 votes
Accepted

Blackbody cavity relationship between energy of oscillators and EM radiation

3 votes
Accepted

Zone unfolding for a hexagonal lattice

3 votes
Accepted

Is there a theory of electrostatics in the presence of conductors with finite conductivity?

3 votes

What boundary conditions in a wave simulation would avoid reflections?

3 votes
Accepted

Why isn't the dispersion of the phonon spectrum of two atomic basis with equal masses the same as for the one atomic basis?

3 votes
Accepted

How many types of phonons are there, and what are their characteristics?