Bloch oscillations
E708820
Bloch oscillations are periodic oscillations of electrons in a crystal lattice subjected to a constant electric field, arising from the band structure and leading to oscillatory motion in momentum space.
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf | quantum mechanical phenomenon ⓘ |
| characterizedBy |
Bloch frequency
NERFINISHED
ⓘ
coherent transport ⓘ periodic evolution of quasimomentum ⓘ |
| dependsOn |
band dispersion relation
ⓘ
electric field strength ⓘ lattice spacing ⓘ |
| describedBy |
Bloch theory
NERFINISHED
ⓘ
band theory of solids ⓘ |
| field |
condensed matter physics
ⓘ
quantum physics ⓘ solid-state physics ⓘ |
| firstObservedIn |
1990s
ⓘ
optical lattices with ultracold atoms ⓘ semiconductor superlattices NERFINISHED ⓘ |
| frequencyGivenBy | eEa/hbar ⓘ |
| frequencySymbol | ω_B ⓘ |
| hasCause |
Brillouin zone periodicity
ⓘ
acceleration theorem ⓘ band structure of a crystal ⓘ |
| hasDomain |
momentum space
ⓘ
reciprocal space ⓘ |
| involves |
Bloch electrons
NERFINISHED
ⓘ
Brillouin zone NERFINISHED ⓘ Wannier-Stark ladder NERFINISHED ⓘ electrons ⓘ quasimomentum ⓘ quasiparticles ⓘ |
| modelledBy |
single-band approximation
ⓘ
tight-binding model ⓘ |
| occursIn |
crystal lattice
ⓘ
electronic band structure ⓘ periodic potential ⓘ |
| predictedBy | Félix Bloch NERFINISHED ⓘ |
| predictedIn | 1928 ⓘ |
| relatedTo |
Landau-Zener transitions
NERFINISHED
ⓘ
Wannier-Stark localization NERFINISHED ⓘ Zener tunneling NERFINISHED ⓘ dynamic localization ⓘ |
| requires |
constant electric field
ⓘ
periodic lattice potential ⓘ |
| requiresCondition |
long coherence time
ⓘ
low scattering rate ⓘ |
| resultsIn |
oscillatory motion of crystal momentum
ⓘ
periodic motion in k-space ⓘ |
| suppressedBy |
dephasing
ⓘ
impurity scattering ⓘ phonon scattering ⓘ |
| usedIn |
Bloch oscillation-based accelerometry
ⓘ
coherent transport in superlattices ⓘ precision force measurements ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.