1--- 2geometry: margin=2cm 3columns: 2 4graphics: yes 5author: Andrew Lorimer 6--- 7 8\pagenumbering{gobble} 9 10# Light and Matter 11 12$$E=hf={hc \over \lambda}$$ 13 14$$ 1 \operatorname{eV} = 1.6 \times 10^{-19} \operatorname{J}$$ 15
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geometry: margin=2cm
columns: 2
graphics: yes
author: Andrew Lorimer
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# Light and Matter
$$E=hf={hc \over \lambda}$$
$$ 1 \operatorname{eV} = 1.6 \times 10^{-19} \operatorname{J}$$