Wentzel–Kramers–Brillouin approximation

URI: https://gptkb.org/entity/Wentzel–Kramers–Brillouin_approximation
GPTKB entity
Statements (28)
Predicate Object
gptkbp:instanceOf gptkb:mathematical_approximation
gptkb:quantum_mechanics_approximation_method
gptkbp:alsoKnownAs gptkb:WKB_approximation
gptkbp:appliesTo gptkb:partial_differential_equations
gptkb:Schrödinger_equation
gptkbp:approximationType asymptotic expansion
perturbative method
gptkbp:category quantum mechanics
mathematical methods in physics
gptkbp:describes wavefunction behavior
gptkbp:eligibility turning points
gptkbp:field mathematical physics
quantum mechanics
gptkbp:firstDescribed 1926
gptkbp:form exponential function of action integral
gptkbp:namedAfter gptkb:Léon_Brillouin
gptkb:Hendrik_Anthony_Kramers
gptkb:Gregor_Wentzel
gptkbp:relatedTo gptkb:Liouville–Green_method
gptkb:Bohr–Sommerfeld_quantization
semiclassical approximation
gptkbp:usedFor semiclassical analysis
quantum barrier penetration
tunneling problems
gptkbp:validOn potential varies slowly
gptkbp:bfsParent gptkb:Gregor_Wentzel
gptkbp:bfsLayer 8
https://www.w3.org/2000/01/rdf-schema#label Wentzel–Kramers–Brillouin approximation