Here, we combine this principle with elements of magnetoelastics, and show that optical excitation of pairs of infrared-active optical phonons can excite coherent spin waves in the rare-earth orthoferrite ErFeO_3.

Almost 90 percent of Taiwan's 6 million occupants at the end of World War II spoke Hokkien.

an epithetic vowel

Little acquiesced, and Ransome disguised him in a beard, and a loose set of clothes, and a billy-cock hat.