physics / light-matter-ref.mdon commit antidifferentiating applications, start kinematics & light/matter ref (5fbda7a)
   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