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Physics GRE - Quantum
quantum
12
Physics
Undergraduate 4
10/21/2012

Additional Physics Flashcards

 


 

Cards

Term

Probability of finding a particle between a and b:

 

Pab=

Definition
=∫ab|ψ|2dx
Term

Heisenburg Uncertainty Principles:

 

h-bar/2=

Definition

 

 

 

≤ΔxΔp

≤ΔEΔt

≤ΔLΔΦ

≤ΔLiΔLj

Term

deBroglie Wavelength:

 

λ=

 

f=

Definition

 

 

 

=h/p = h/(mu)

 

=E/h

Term

Kinetic Energy Delivered to Electrons:

 

Tmax=

Definition

 

 

=hf-φ

 

(φ = work "function")

Term

Photoelectirc cutoff wavelength:

 

λc=

 

fc=

 

 

Definition

 

 

 

=c/fc=hc/φ

 

(fc=φ/h)

Term

Momentum of a photon (massless particle)

 

p=

Definition

 

 

 

=E/c

=hf/c

Term

Expectation value:

 

=

Definition

 

 

 

=∫-∞ψ*xΨ

Term

Kinetic Energy of a photoelectron:

 

Tmax=

Definition

 

 

=eΔVs

=hfmax

 

(e=charge of electron)

 

Term

Allowed energy of an oscillator:

 

E=

Definition

 

 

 

=nhf

Term

Peak of blackbody curve:

 

λmaxT=

Definition

 

 

 

=2.898E-3 mK

 

 

 

Term
Energy in a potential well:
Definition

 

 

E=π2(h-bar)2/(2ma2)

Term
Energy of a simple harmonic oscillator
Definition

 

 

En=(n+1/2)hf

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