Georges Sagnac
= Georges Sagnac
{c}
= G. Sagnac
{c}
{synonym}
A <physicist> who researched <optics> and <X-rays>.<Georges Sagnac: A life for optics by Olivier Darrigol>[Darrigol, Georges Sagnac: A life for optics (2014), pp. 789–791: optical and X-ray research]{ref}