übungsblatt 7: fortschritt
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ueb7.tex
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ueb7.tex
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\chapter{Quantenmechanik I - Übungsblatt 7}
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\chapter{Quantenmechanik I - Übungsblatt 7}
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\section{Aufgabe 17: Unendlich hoher Potentialtop (Ergänzungen)}
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\section{Aufgabe 17: Unendlich hoher Potentialtop (Ergänzungen)}
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\subsection*{a)}
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\subsection*{a)}
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\begin{math}
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\Phi_n(p) = \intgrinf{\frac{1}{\sqrt{2 \pi \hbar}} \cdot \Phi(x) \cdot e^{-\frac{\i p x}{\hbar}}{x}
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\end{math}
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Für n = ungerade:
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\begin{align}
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\Phi_n(p) &= \integrinf{\frac{1}{\sqrt{2 \pi a \hbar}} \cdot \cos(\frac{(n+1) \cdot \pi x}{2 a}) \cdot e^{-\frac{\i p x}{\hbar}}}{x} \\ \\
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&= \frac{1}{\sqrt{2 \pi a \hbar}} \cdot \sbk {
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\frac{1}{\sbk{\frac{(n+1) \cdot \pi}{2 a}}-\frac{p}{\hbar}} \cdot \sin \sbk{\sbk{\frac{(n+1) \cdot \pi}{2 a}}-\frac{p}{\hbar} \cdot u} +
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\frac{1}{\sbk{\frac{(n+1) \cdot \pi}{2 a}}+\frac{p}{\hbar}} \cdot \sin \sbk{\sbk{\frac{(n+1) \cdot \pi}{2 a}}+\frac{p}{\hbar} \cdot u}}
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\Phi_n(p) &=
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\begin{case}
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\frac{1}{\sqrt{2 \pi a \hbar}} \cdot \frac{\i^n \cdot 4 \cdot a \hbar^2 \cdot (n+1) \cdot \pi}{\hbar^2 (n+1)^2 \pi - 4 a^2 p^2} \cdot \cos\sbk{\frac{pa}{\hbar}}
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\i^{n+2} \cdot \frac{\i^n \cdot 4 \cdot a \hbar^2 \cdot (n+1) \cdot \pi}{\hbar^2 (n+1)^2 \pi - 4 a^2 p^2} \cdot \sin\sbk{\frac{pa}{\hbar}}
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\end{case}
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\end{align}
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\subsection*{b)}
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\subsection*{b)}
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\subsection*{c)}
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\subsection*{c)}
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\section{Aufgabe 18: Tunneleffekt}
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\section{Aufgabe 18: Tunneleffekt}
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\includegraphics{grafiken/U_A18_1.pdf}
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\includegraphics{grafiken/U_A18_1.pdf}
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\subsection*{a)}
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\subsection*{a)}
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