Complex sentence: Quadratic Magnetic Rotation of Polarization of Light (also known as QMR or QMR effect) is a type of magneto-optic effect, discovered in the mid 1980's by a team of Ukrainian physicists.
Split into simpler sentences: Quadratic Magnetic Rotation of Polarization of Light is called also QMR or QMR effect. QMR is a type of magneto-optic effect, discovered in the mid 1980's by a team of Ukrainian physicists.