phonons in nanostructures

Phonons+in+Nanostructures Phonons+in+Nanostructures Phonons+in+Nanostructures

纳米固体的声子硬化和光子软化，孙长庆，，t has been puzzling that the Raman optical modes shift to lower frequency (or termed as optical mode softening) associated with creation of Raman acoustic modes that shift to highe