Controllable optical activity of non-spherical Ag and Co SERS substrate with different magnetic field
Fan Chun-Zhen1, †, Zhu Shuang-Mei1, 2, Xin Hao-Yi1
       

(color online) Raman spectra of 10−6-M R6G molecule absorbed on the SERS substrate with different applied magnetic fields: (curve a) 0H, (curve b) 1H (1500 Gs), (curve c) 2H (2000 Gs), (curve d) 3H (2500 Gs), and (curve e). 4H (3500 Gs).