例句與造句

1. A related effect, the existence of a smectic phase at the surface of a nematic liquid bulk was observed in liquid crystals bumm Jens Als-Nielsen ( Riso National Laboratory, Denmark ) and Peter Pershan ( Harvard University ) in the early 1980s.
2. Surface layering was predicted theoretically by Stuart Rice at the University of Chicago in 1983 and has been experimentally discovered by Peter Pershan ( Harvard ) and his group, working in collaboration with Ben Ocko ( Brookhaven ) and Moshe Deutsch ( Bar-Ilan ) in 1995 in elemental liquid mercury and liquid gallium using x-ray reflectivity techniques.
3. It's difficult to find peter pershan in a sentence. 用peter pershan造句挺難的