Defect-induced photoluminescence from gallium-doped zinc oxide thin films: influence of doping and energetic ion irradiation H Gupta, J Singh, RN Dutt, S Ojha, S Kar, R Kumar, VR Reddy, F Singh Physical Chemistry Chemical Physics 21 (27), 15019-15029, 2019 | 73 | 2019 |
Ams and upcoming geochronology facility at inter university accelerator centre (IUAC), New Delhi, India R Sharma, GR Umapathy, P Kumar, S Ojha, S Gargari, R Joshi, S Chopra, ... Nuclear Instruments and Methods in Physics Research Section B: Beam …, 2019 | 53 | 2019 |
Study of humidity sensing properties and ion beam induced modifications in SnO2-TiO2 nanocomposite thin films V Kumar, V Chauhan, J Ram, R Gupta, S Kumar, P Chaudhary, BC Yadav, ... Surface and Coatings Technology 392, 125768, 2020 | 45 | 2020 |
Reversible hydrogen control of antiferromagnetic anisotropy in α-Fe2O3 H Jani, J Linghu, S Hooda, RV Chopdekar, C Li, GJ Omar, S Prakash, ... Nature communications 12 (1), 1668, 2021 | 44 | 2021 |
Role of oxygen in the work function modification at various stages of chemically synthesized graphene M Mishra, RK Joshi, S Ojha, D Kanjilal, T Mohanty The Journal of Physical Chemistry C 117 (38), 19746-19750, 2013 | 40 | 2013 |
Studies of dense electronic excitation-induced modification in crystalline Fe-doped SnO2 thin films MK Jaiswal, R Kumar, D Kanjilal, CL Dong, CL Chen, K Asokan, S Ojha Applied Surface Science 332, 726-735, 2015 | 37 | 2015 |
Role of oxygen in multiferroic behavior of BiFeO3 films grown on 0.2% Nb doped SrTiO3 A Ravalia, M Vagadia, P Trivedi, PS Solanki, K Asokan, S Ojha, ... Solid state communications 169, 10-13, 2013 | 37 | 2013 |
Tuning of ripple patterns and wetting dynamics of Si (100) surface using ion beam irradiation T Kumar, UB Singh, M Kumar, S Ojha, D Kanjilal Current Applied Physics 14 (3), 312-317, 2014 | 36 | 2014 |
Fabrication of thin targets for nuclear reaction studies at IUAC T Banerjee, SR Abhilash, D Kabiraj, S Ojha, GR Umapathy, M Shareef, ... Vacuum 144, 190-198, 2017 | 32 | 2017 |
Influence of laser repetition rate on the structural and optical properties of GaN layers grown on sapphire (0001) by laser molecular beam epitaxy SS Kushvaha, MS Kumar, BS Yadav, PK Tyagi, S Ojha, KK Maurya, ... CrystEngComm 18 (5), 744-753, 2016 | 32 | 2016 |
Electronic structure modification and Fermi level shifting in niobium-doped anatase titanium dioxide thin films: a comparative study of NEXAFS, work function and stiffening of … SK Gautam, A Das, S Ojha, DK Shukla, DM Phase, F Singh Physical Chemistry Chemical Physics 18 (5), 3618-3627, 2016 | 31 | 2016 |
Effect of low energy (keV) ion irradiation on structural, optical and morphological properties of SnO2–TiO2 nanocomposite thin films V Kumar, MK Jaiswal, R Gupta, J Ram, I Sulania, S Ojha, X Sun, ... Journal of Materials Science: Materials in Electronics 29, 13328-13336, 2018 | 30 | 2018 |
Enhanced electrocatalytic activity of ion implanted rGO/PEDOT: PSS hybrid nanocomposites towards methanol electro-oxidation in direct methanol fuel cells B Baruah, A Kumar, GR Umapathy, S Ojha Journal of Electroanalytical Chemistry 840, 35-51, 2019 | 29 | 2019 |
Composition profile of thin film target by Rutherford backscattering Spectrometry GR Umapathy, S Ojha, K Rani, M Thakur, R Mahajan, NKS Chopra, ... Proceedings of the 61st DAE-BRNS Symposium on Nuclear Physics, Kolkata …, 2016 | 29 | 2016 |
Mg-doped ZnO nanostructures for efficient organic light emitting diode P Manzhi, R Kumari, MB Alam, GR Umapathy, R Krishna, S Ojha, ... Vacuum 166, 370-376, 2019 | 27 | 2019 |
Large electronic sputtering yield of nanodimensional Au thin films: Dominant role of thermal conductivity and electron phonon coupling factor UB Singh, C Pannu, DC Agarwal, S Ojha, SA Khan, S Ghosh, DK Avasthi Journal of Applied Physics 121 (9), 2017 | 26 | 2017 |
Effect of carbon ion-beam irradiation on graphene oxide film C Tyagi, SA Khan, S Ojha, DK Avasthi, A Tripathi Vacuum 154, 259-263, 2018 | 24 | 2018 |
Nanostructuring and wettability of ion treated Au thin films UB Singh, RP Yadav, R Kumar, S Ojha, AK Mittal, S Ghosh, F Singh Journal of Applied Physics 122 (18), 2017 | 24 | 2017 |
Role of ion beam induced solid flow in surface patterning of Si (1 0 0) using Ar ion beam irradiation T Kumar, A Kumar, NP Lalla, S Hooda, S Ojha, S Verma, D Kanjilal Applied surface science 283, 417-421, 2013 | 24 | 2013 |
Anomalous spectral-weight transfers unraveling oxygen screening and electronic correlations in the insulator-metal transition of LH Yeo, A Srivastava, MA Majidi, R Sutarto, F He, SM Poh, C Diao, X Yu, ... Physical Review B 91 (8), 081112, 2015 | 23 | 2015 |