supported by the National Natural Science Foundation of China (Grant Nos. 20673086, 20827003 and 20825313);the 973 Program(2009CB930703 and 2007CB935603);the Fok Ying Tung Foundation (101015)
Tip-enhanced Raman spectroscopy (TERS) has been used to obtain the Raman signal of surface species on silicon single crystal surfaces without the necessity for surface enhancement by addition of Ag nanoparticles. By i...