| Surface relief structures on azo polymer films NK Viswanathan, DY Kim, SK Tripathy Journal of Materials Chemistry 9 (9), 1941-1955, 1999 | 898 | 1999 |
| Photofabrication of surface relief grating on films of azobenzene polymer with different dye functionalization T Fukuda, H Matsuda, T Shiraga, T Kimura, M Kato, NK Viswanathan, ... Macromolecules 33 (11), 4220-4225, 2000 | 202 | 2000 |
| A detailed investigation of the polarization-dependent surface-relief-grating formation process on azo polymer films NK Viswanathan, S Balasubramanian, L Li, SK Tripathy, J Kumar Japanese journal of applied physics 38 (10R), 5928, 1999 | 195 | 1999 |
| Spin-Hall effect and circular birefringence of a uniaxial crystal plate KY Bliokh, CT Samlan, C Prajapati, G Puentes, NK Viswanathan, F Nori Optica 3 (10), 1039-1047, 2016 | 132 | 2016 |
| Surface-initiated mechanism for the formation of relief gratings on azo-polymer films NK Viswanathan, S Balasubramanian, L Li, J Kumar, SK Tripathy The Journal of Physical Chemistry B 102 (31), 6064-6070, 1998 | 129 | 1998 |
| Azo polymer multilayer films by electrostatic self-assembly and layer-by-layer post azo functionalization SH Lee, S Balasubramanian, DY Kim, NK Viswanathan, S Bian, J Kumar, ... Macromolecules 33 (17), 6534-6540, 2000 | 108 | 2000 |
| Generation of optical vector beams using a two-mode fiber NK Viswanathan, VVGK Inavalli Optics Letters 34 (8), 1189-1191, 2009 | 92 | 2009 |
| Generation of isolated asymmetric umbilics in light's polarization EJ Galvez, BL Rojec, V Kumar, NK Viswanathan Physical Review A 89 (3), 031801, 2014 | 76 | 2014 |
| Generation and decomposition of scalar and vector modes carrying orbital angular momentum: a review S Pachava, R Dharmavarapu, A Vijayakumar, S Jayakumar, A Manthalkar, ... Optical Engineering 59 (4), 041205-041205, 2020 | 67 | 2020 |
| Switchable vector vortex beam generation using an optical fiber VVGK Inavalli, NK Viswanathan Optics Communications 283 (6), 861-864, 2010 | 54 | 2010 |
| Spin-Hall effect of light at a tilted polarizer KY Bliokh, C Prajapati, CT Samlan, NK Viswanathan, F Nori Optics letters 44 (19), 4781-4784, 2019 | 53 | 2019 |
| Manifestation of the Gouy phase in vector-vortex beams GM Philip, V Kumar, G Milione, NK Viswanathan Optics Letters 37 (13), 2667-2669, 2012 | 52 | 2012 |
| Spin-orbit beams for optical chirality measurement CT Samlan, RR Suna, DN Naik, NK Viswanathan Applied Physics Letters 112 (3), 2018 | 50 | 2018 |
| Topological structures in vector-vortex beam fields V Kumar, NK Viswanathan JOSA B 31 (6), A40-A45, 2014 | 43 | 2014 |
| Topological structures in the Poynting vector field: an experimental realization V Kumar, NK Viswanathan Optics Letters 38 (19), 3886-3889, 2013 | 41 | 2013 |
| Direct patterning of vortex generators on a fiber tip using a focused ion beam P Vayalamkuzhi, S Bhattacharya, U Eigenthaler, K Keskinbora, ... Optics Letters 41 (10), 2133-2136, 2016 | 39 | 2016 |
| Ultrashort vortex from a Gaussian pulse–An achromatic-interferometric approach DN Naik, NA Saad, DN Rao, NK Viswanathan Scientific reports 7 (1), 2395, 2017 | 37 | 2017 |
| Formation and morphological transformation of polarization singularities: hunting the monstar V Kumar, GM Philip, NK Viswanathan Journal of Optics 15 (4), 044027, 2013 | 37 | 2013 |
| 'Field-usable'diode-pumped~ 120nm wavelength-tunable CW mid-IR fibre laser NJC Libatique, J Tafoya, NK Viswanathan, RK Jain, A Cable Electronics Letters 36 (9), 1, 2000 | 36 | 2000 |
| Generation of tunable chain of three-dimensional optical bottle beams via focused multi-ring hollow Gaussian beam GM Philip, NK Viswanathan JOSA A 27 (11), 2394-2401, 2010 | 33 | 2010 |
