| Synthesis of reduced graphene oxide–ZnO hybrid with enhanced optical limiting properties MK Kavitha, H John, P Gopinath, R Philip Journal of Materials Chemistry C 1 (23), 3669-3676, 2013 | 167 | 2013 |
| Synthesis and nonlinear optical properties of reduced graphene oxide covalently functionalized with polyaniline T Remyamol, H John, P Gopinath Carbon 59, 308-314, 2013 | 120 | 2013 |
| Defect engineering in ZnO nanocones for visible photoconductivity and nonlinear absorption MK Kavitha, KB Jinesh, R Philip, P Gopinath, H John Physical Chemistry Chemical Physics 16 (45), 25093-25100, 2014 | 97 | 2014 |
| Hydrothermal synthesis of ZnO decorated reduced graphene oxide: understanding the mechanism of photocatalysis MK Kavitha, SC Pillai, P Gopinath, H John Journal of Environmental Chemical Engineering 3 (2), 1194-1199, 2015 | 70 | 2015 |
| Reduced graphene oxide–ZnO self-assembled films: tailoring the visible light photoconductivity by the intrinsic defect states in ZnO MK Kavitha, P Gopinath, H John Physical Chemistry Chemical Physics 17 (22), 14647-14655, 2015 | 68 | 2015 |
| Time resolved study of CN band emission from plasma generated by laser irradiation of graphite SS Harilal, RC Issac, CV Bindhu, P Gopinath, VPN Nampoori, ... Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 53 (10 …, 1997 | 61 | 1997 |
| Twin peak distribution of electron emission profile and impact ionization of ambient molecules during laser ablation of silver target RC Issac, P Gopinath, GK Varier, VPN Nampoori, CPG Vallabhan Applied physics letters 73 (2), 163-165, 1998 | 60 | 1998 |
| Optical limiting studies of ZnO nanotops and its polymer nanocomposite films PC Haripadmam, MK Kavitha, H John, B Krishnan, P Gopinath Applied Physics Letters 101 (7), 2012 | 48 | 2012 |
| Prompt electron emission and collisional ionization of ambient gas during pulsed laser ablation of silver RC Issac, GK Varier, P Gopinath, SS Harilal, VPN Nampoori, ... Springer Berlin/Heidelberg, 1998 | 46 | 1998 |
| Influence of magnetic field on laser-produced barium plasmas: Spectral and dynamic behaviour of neutral and ionic species MS Raju, RK Singh, P Gopinath, A Kumar Journal of Applied Physics 116 (15), 2014 | 37 | 2014 |
| Optical-limiting response of rare-earth metallo-phthalocyanine-doped copolymer matrix B Aneeshkumar, P Gopinath, CPG Vallabhan, VPN Nampoori, ... JOSA B 20 (7), 1486-1490, 2003 | 37 | 2003 |
| Polyvinyl pyrrolidone assisted low temperature synthesis of ZnO nanocones and its linear and nonlinear optical studies MK Kavitha, H John, P Gopinath Materials Research Bulletin 49, 132-137, 2014 | 24 | 2014 |
| Thermal lens spectrum of organic dyes using optical parametric oscillator A Kurian, KP Unnikrishnan, DS George, P Gopinath, VPN Nampoori, ... Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 59 (3 …, 2003 | 24 | 2003 |
| Grafting of self assembled polyaniline nanorods on reduced graphene oxide for nonlinear optical application R Thekkayil, H John, P Gopinath Synthetic metals 185, 38-44, 2013 | 23 | 2013 |
| Study of energy transfer in organic dye pairs using thermal lens technique A Kurian, KP Unnikrishnan, P Gopinath, VPN Nampoori, CPG Vallabhan Journal of Nonlinear Optical Physics & Materials 10 (04), 415-421, 2001 | 22 | 2001 |
| Accurate band gap determination of chemically synthesized cobalt ferrite nanoparticles using diffuse reflectance spectroscopy B Lakshmi, BJ Thomas, P Gopinath Advanced Powder Technology 32 (10), 3706-3716, 2021 | 19 | 2021 |
| Switching of absorptive nonlinearity from reverse saturation to saturation in Polymer-ZnO nanotop composite films PC Haripadmam, H John, R Philip, P Gopinath Applied Physics Letters 105 (22), 221102, 2014 | 19 | 2014 |
| Effect of morphology and solvent on two-photon absorption of nano zinc oxide MK Kavitha, PC Haripadmam, P Gopinath, B Krishnan, H John Mater. Res. Bull. 48 (5), 1967-1971, 2013 | 19 | 2013 |
| Nonlinear absorption and optical limiting in solutions of some rare earth substituted phthalocyanines KP Unnikrishnan, J Thomas, B Paul, A Kurian, P Gopinath, ... Journal of Nonlinear Optical Physics & Materials 10 (01), 113-121, 2001 | 19 | 2001 |
| Dynamics of laser produced silver plasma under film deposition conditions studied using optical emission spectroscopy RC Issac, KV Pillai, SS Harilal, GK Varier, CV Bindhu, P Gopinath, ... Applied surface science 125 (2), 227-235, 1998 | 19 | 1998 |
Dr. Honey JohnCochin University of Science and TechnologyVerified email at cusat.ac.in
