An ordered fish scale-like Co-TiO2/GO inverse opal photonic crystal as the multifunctional SERS substrate - ScienceDirect,Z/X iDOL Project GALAXi LiVE HOP!STEP♪ASCENSiON⤴⤴,Z/X iDOL Project GALAXi LiVE HOP!STEP♪ASCENSiON⤴⤴,Z/X iDOL Project GALAXi LiVE HOP!STEP♪ASCENSiON⤴⤴