Schrodingers equation Flashcards

1
Q

Idea behind schrodingers:

A

Particle behave likes wave is expanded on to the point it is distributed in space like a wave

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2
Q

Trajectory of particles:

A

Imprecise and instead we have a wavefunction

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3
Q

Wavefunction, Ψ

A

mathematical description of quantum system that varies with position.

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4
Q

Ψ restrictions

A

Must be continues, always finite, differentiable and single valued.

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5
Q

Time independent Schrodingers in 1 dimension.

A

-((ℏ^2)/2m) * d^2Ψ/dx^2 + V(x)Ψ = EΨ

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6
Q

What does Ψ tell us?

A

Fuck all but ΨΨ* is the probability density

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7
Q

Probability density integral:

A

∫ΨΨ*dx = 1, for one dimension

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8
Q

hbar :ℏ =

A

h/2pi

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9
Q

Hamiltonian operator, H =

A

LHS of schrodingers without Ψ

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10
Q

Hamiltonian equation

A

HΨ =EΨ

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11
Q

Schrodingers derivation

A

Ek +Ep = E
Ep = V(x)
Ek = p^2/2m, (p=mv)
p operator = ℏ/i *d.dx
Sub in and multiply by Ψ

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