Presentation finished

2023-03-31 19:19:01 +02:00
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--- a/Bohr_atom_model_excite.pdf
+++ b/Bohr_atom_model_excite.pdf
--- a/spectrum.jpg
+++ b/spectrum.jpg
--- a/emission-and-absorption-spectra.jpeg
+++ b/emission-and-absorption-spectra.jpeg
--- a/presentation.tex
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+\documentclass{beamer}
+\usepackage[utf8]{inputenc}
+\usepackage{amsmath}
+\usepackage{unicode-math}
+\usetheme{Madrid}
+\usecolortheme{default}
+
+%------------------------------------------------------------
+%This block of code defines the information to appear in the
+%Title page
+\title{Observational Astronomy}
+
+\subtitle{How we make the EM spectrum our bitch}
+
+\author{Lauren Thomas (ljaytee)}
+
+
+\date{Newline 2023}
+
+
+%End of title page configuration block
+%------------------------------------------------------------
+
+
+
+%------------------------------------------------------------
+%The next block of commands puts the table of contents at the 
+%beginning of each section and highlights the current section:
+
+%------------------------------------------------------------
+
+
+\begin{document}
+
+%The next statement creates the title page.
+\frame{\titlepage}
+
+
+\section{First section}
+
+%---------------------------------------------------------
+%Changing visivility of the text
+\begin{frame}{Light spectra}{Electromagnetic spectrum}
+  \centering
+    \includegraphics[width=10cm]{Encyclopaedia Brittanica EM spectrum.jpg}
+\end{frame}
+
+%---------------------------------------------------------
+
+
+%---------------------------------------------------------
+%Example of the \pause command
+\begin{frame}{How is electromagnetic radiation created}
+  \begin{figure}
+    \centering
+  \includegraphics{Bohr_atom_model.pdf}    
+    \caption{Bohr model of a hydrogen atom}
+  \end{figure}
+\end{frame}
+
+\begin{frame}{How is electromagnetic radiation created}
+  \begin{figure}
+    \centering
+    \includegraphics{Bohr_atom_model_absorb.pdf}
+    \caption{Absorption}
+  \end{figure}
+\end{frame}
+
+\begin{frame}{How is electromagnetic radiation created}
+  \begin{figure}
+    \centering
+  \includegraphics{Bohr_atom_model_emit.pdf}
+    \caption{Emission}
+  \end{figure}
+\end{frame}
+
+\begin{frame}{Photon energy}
+  \begin{align*}
+    \action<+->{
+    &E_3 - E_2 = {\sf Energy~ of~ the~ photon} = hf \\
+    &{\sf  where~} h =6.626\cdot 10^{-34} J\cdot Hz^{-1} \\
+    }
+    \action<+->{
+              &E = {hc \over \lambda} \\
+              &c =3\cdot 10^8 m\cdot s^{-1}
+                }
+  \end{align*}
+\end{frame}
+
+\begin{frame}{Let's do an example}
+  \begin{align*}
+    E_n &= {-hc R_\infty \over n^2} \\
+    R_\infty &= {m_e e^4 \over 8\epsilon_0 ^2 h^3 c}
+  \end{align*}
+
+  \begin{alignat*}{3}
+    R_\infty &= 10\:973\:781.568160\; m^{-1} &\hspace{1em}& {\sf Rydberg~ constant} \\
+    n_e &= 9.11 \cdot 10^{-31}\; kg && {\sf Electron~ mass} \\
+    e &= 1.602 \cdot 10^{-19}\; C && {\sf Elementary~ charge} \\
+    \epsilon_0 &= 8.854 \cdot 10^{-12}\; F \cdot m^{-1} && {\sf Permitivity~ of~ free~ space}
+  \end{alignat*}
+\end{frame}
+
+\begin{frame}{Lets's do an example (continued)}
+  The Rydberg constant for hydrogen can be calculated using the reduced mass of the electron.
+
+  \begin{align*}
+    R_H &= R_\infty  {m_p \over m_e + m_p} \\
+    R_H &= 0.999\ldots R_\infty
+  \end{align*}
+\end{frame}
+
+\begin{frame}{Lets's do an example (continued)}
+  \begin{align*}
+    E_3 - E_2 &= 3.027 \cdot 10^{-19} \\
+    E &= {hc \over \lambda} \\
+    \lambda &= {hc \over E} \\
+              & = 6.5611 \cdot 10^{-7} m \\
+    & ~\therefore \\
+    \lambda &= 656\; nm~ (3\; s.f.)
+  \end{align*}
+\end{frame}
+
+\begin{frame}{Emission and absorption spectra}
+  \begin{figure}
+    \centering
+    \includegraphics[width=12cm]{emission-and-absorption-spectra.jpeg}
+  \end{figure}
+\end{frame}
+
+\begin{frame}{A real emission spectrum}
+  \begin{figure}
+    \centering
+    \includegraphics[width=7cm]{qso.jpg}
+  \end{figure}
+\end{frame}
+
+\begin{frame}{Redshift and the expanding universe}
+  \begin{eqnarray*}
+    z &= \sqrt\dfrac{c+v}{ c-v} - 1 \\
+      &= \dfrac{\lambda_{obs} - \lambda_{emit}}{\lambda_{emit}}
+  \end{eqnarray*}
+\end{frame}
+%---------------------------------------------------------
+
+\section{Second section}
+
+%---------------------------------------------------------
+%Highlighting text
+\begin{frame}
+\frametitle{Sample frame title}
+
+In this slide, some important text will be
+\alert{highlighted} because it's important.
+Please, don't abuse it.
+
+\begin{block}{Remark}
+Sample text
+\end{block}
+
+\begin{alertblock}{Important theorem}
+Sample text in red box
+\end{alertblock}
+
+\begin{examples}
+Sample text in green box. The title of the block is ``Examples".
+\end{examples}
+\end{frame}
+%---------------------------------------------------------
+
+
+%---------------------------------------------------------
+%Two columns
+\begin{frame}
+\frametitle{Two-column slide}
+
+\begin{columns}
+
+\column{0.5\textwidth}
+This is a text in first column.
+$$E=mc^2$$
+\begin{itemize}
+\item First item
+\item Second item
+\end{itemize}
+
+\column{0.5\textwidth}
+This text will be in the second column
+and on a second tought this is a nice looking
+layout in some cases.
+\end{columns}
+\end{frame}
+%---------------------------------------------------------
+
+
+\end{document}
+%%% Local Variables:
+%%% mode: latex
+%%% TeX-master: t
+%%% End:
--- a/qso.jpg
+++ b/qso.jpg