Physics and mathematics Arnold Sommerfeld was a German theoretical physicist whom the following is named after:
Sommerfeld coefficient Sommerfeld constant (α) Sommerfeld expansion Sommerfeld effect Sommerfeld identity Sommerfeld number Sommerfeld parameter Sommerfeld radiation condition Sommerfeld's approximation Sommerfeld–Goubau line Sommerfeld–Kossel displacement law Sommerfeld–Runge method Sommerfeld–Watson representation Sommerfeld–Wilson ratio Sommerfeld–Zenneck surface wave Bohr–Sommerfeld model Sommerfeld–Wilson quantization Drude–Sommerfeld model Gamow–Sommerfeld factor Grimm–Sommerfeld rule Orr–Sommerfeld equation Rayleigh–Sommerfeld diffraction theory
Astronomical objects Sommerfeld crater 32809 Sommerfeld, minor planet