add probability plots and maths

This commit is contained in:
aj 2019-11-11 23:13:08 +00:00
parent 9da9a4bae6
commit 7a3bb3e3b3
4 changed files with 200 additions and 4 deletions

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@ -259,12 +259,12 @@ name "fig:Well-Band-structure"
\end_layout
\begin_layout Standard
None of the binary III-V Indium based alloys have bulk band gaps in a suitable
None of the binary III-V indium based alloys have bulk band gaps in a suitable
range, as such ternary alloys were investigated.
\end_layout
\begin_layout Standard
Indium Gallium Arsenide (In
indium gallium arsenide (In
\begin_inset script subscript
\begin_layout Plain Layout
@ -288,7 +288,7 @@ Ga
\end_inset
As) as a well material with Indium Phosphide (InP) as a barrier material
As) as a well material with indium phosphide (InP) as a barrier material
would provide a suitable combination assuming that a composition ratio
\begin_inset Formula $x$
@ -751,7 +751,7 @@ Having found two materials that are lattice matched with a suitable band
\emph on
\begin_inset Formula
\begin{equation}
E_{n}=\frac{n^{2}\pi^{2}\text{ħ}^{2}}{2mL^{2}}\label{eq:Energy-levels}
E_{n}=\frac{n^{2}\pi^{2}\mathcal{\text{\emph{ħ}}}^{2}}{2mL^{2}}\label{eq:Energy-levels}
\end{equation}
\end_inset
@ -1383,6 +1383,57 @@ name "fig:Probability-plot"
\end_inset
\end_layout
\begin_layout Standard
\begin_inset Float figure
wide false
sideways false
status open
\begin_layout Plain Layout
\align center
\begin_inset Graphics
filename probability-plot-with-n-2.png
lyxscale 30
width 100col%
\end_inset
\end_layout
\begin_layout Plain Layout
\begin_inset Caption Standard
\begin_layout Plain Layout
Probability plot for electron in 1
\begin_inset script superscript
\begin_layout Plain Layout
st
\end_layout
\end_inset
excited state
\begin_inset CommandInset label
LatexCommand label
name "fig:Probability-plot-n-2"
\end_inset
\end_layout
\end_inset
\end_layout
\end_inset
\end_layout
\begin_layout Section
@ -1432,6 +1483,151 @@ Where
is an arbitrary distance across the well.
\end_layout
\begin_layout Standard
For an interval across the well, this becomes:
\end_layout
\begin_layout Standard
\begin_inset Formula
\[
P\left(a\leq x\leq b\right)=\frac{1}{L}\left(\left(b-a\right)-\frac{L}{2n\pi}\left(\sin\left(\frac{2n\pi b}{L}\right)-\sin\left(\frac{2n\pi a}{L}\right)\right)\right)
\]
\end_inset
\end_layout
\begin_layout Standard
\begin_inset Float figure
wide false
sideways false
status open
\begin_layout Plain Layout
\align center
\begin_inset Graphics
filename probability-plot-with-bounds.png
lyxscale 30
width 100col%
\end_inset
\end_layout
\begin_layout Plain Layout
\begin_inset Caption Standard
\begin_layout Plain Layout
Probability plot for electron in ground state with distance intervals
\begin_inset CommandInset label
LatexCommand label
name "fig:Probability-plot-with-bounds"
\end_inset
\end_layout
\end_inset
\end_layout
\end_inset
\end_layout
\begin_layout Subsection
\begin_inset Formula $2\unit{nm}$
\end_inset
to
\begin_inset Formula $4\unit{nm}$
\end_inset
\end_layout
\begin_layout Standard
\begin_inset Formula
\[
P\left(2\unit{nm}\leq x\leq4\unit{nm}\right)=\frac{1}{L}\left(2\unit{nm}-\frac{L}{2n\pi}\left(\sin\left(\frac{2n\pi\cdotp\left(4\unit{nm}\right)}{L}\right)-\sin\left(\frac{2n\pi\cdotp\left(2\unit{nm}\right)}{L}\right)\right)\right)
\]
\end_inset
\end_layout
\begin_layout Standard
\begin_inset Formula
\[
P\left(2\unit{nm}\leq x\leq4\unit{nm}\right)=\frac{1}{14.87\unit{nm}}\left(2\unit{nm}-\frac{14.87\unit{nm}}{2\pi}\left(\sin\left(\frac{2\pi\cdotp\left(4\unit{nm}\right)}{14.87\unit{nm}}\right)-\sin\left(\frac{2\pi\cdotp\left(2\unit{nm}\right)}{14.87\unit{nm}}\right)\right)\right)
\]
\end_inset
\end_layout
\begin_layout Standard
\begin_inset Formula
\[
P\left(2\unit{nm}\leq x\leq4\unit{nm}\right)\thickapprox0.132
\]
\end_inset
\end_layout
\begin_layout Subsection
\begin_inset Formula $6\unit{nm}$
\end_inset
to
\begin_inset Formula $8\unit{nm}$
\end_inset
\end_layout
\begin_layout Standard
\begin_inset Formula
\[
P\left(6\unit{nm}\leq x\leq8\unit{nm}\right)=\frac{1}{L}\left(2\unit{nm}-\frac{L}{2n\pi}\left(\sin\left(\frac{2n\pi\cdotp\left(8\unit{nm}\right)}{L}\right)-\sin\left(\frac{2n\pi\cdotp\left(6\unit{nm}\right)}{L}\right)\right)\right)
\]
\end_inset
\end_layout
\begin_layout Standard
\begin_inset Formula
\[
P\left(6\unit{nm}\leq x\leq8\unit{nm}\right)=\frac{1}{14.87\unit{nm}}\left(2\unit{nm}-\frac{14.87\unit{nm}}{2\pi}\left(\sin\left(\frac{2\pi\cdotp\left(8\unit{nm}\right)}{14.87\unit{nm}}\right)-\sin\left(\frac{2\pi\cdotp\left(6\unit{nm}\right)}{14.87\unit{nm}}\right)\right)\right)
\]
\end_inset
\end_layout
\begin_layout Standard
\begin_inset Formula
\[
P\left(6\unit{nm}\leq x\leq8\unit{nm}\right)\thickapprox0.132
\]
\end_inset
\end_layout
\begin_layout Standard
\begin_inset Newpage pagebreak
\end_inset

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