| Zinc Oxide Nanostructures for NO2 Gas–Sensor Applications: A Review R Kumar, O Al-Dossary, G Kumar, A Umar Nano-Micro Letters 7 (2), 97-120, 2015 | 926 | 2015 |
| Antimicrobial Properties of ZnO Nanomaterials: A Review R Kumar, A Umar, G Kumar, HS Nalwa Ceramics International 43 (5), 3940–3961, 2017 | 574 | 2017 |
| High sensitive and low-concentration sulfur dioxide (SO2) gas sensor application of heterostructure NiO-ZnO nanodisks AU Qu Zhou, Wen Zeng, Weigen Chen, Lingna Xu, Rajesh Kumar Sensors and Actuators B: Chemical 298, 126870, 2019 | 261 | 2019 |
| Pt nanoparticles decorated SnO2 nanoneedles for efficient CO gas sensing applications Q Zhou, L Xu, A Umar, W Chen, R Kumar Sensors and Actuators B: Chemical 256, 656–664, 2018 | 254 | 2018 |
| Cellulose based grafted biosorbents-Journey from lignocellulose biomass to toxic metal ions sorption applications-A review R Kumar, RK Sharma, AP Singh Journal of Molecular Liquids 232, 62-93, 2017 | 231 | 2017 |
| ZnO nano-mushrooms for photocatalytic degradation of methyl orange R Kumar, G Kumar, A Umar Materials Letters 97, 100-103, 2013 | 230 | 2013 |
| Highly sensitive carbon monoxide (CO) gas sensors based on Ni and Zn doped SnO2 nanomaterials Q Zhou, W Chen, L Xu, R Kumar, Y Gui, Z Zhao, C Tang, S Zhu Ceramics International 44 (4), 4392-4399, 2018 | 228 | 2018 |
| Ce-doped ZnO nanoparticles for efficient photocatalytic degradation of direct red-23 dye R Kumar, A Umar, G Kumar, MS Akhtar, Y Wang, SH Kim Ceramics International 41 (6), 7773–7782, 2015 | 220 | 2015 |
| CuO nanosheets as potential scaffolds for gas sensing applications A Umar, AA Alshahrani, H Algarni, R Kumar Sensors and Actuators B: Chemical 250, 24-31, 2017 | 171 | 2017 |
| Zinc oxide nanostructure-based dye-sensitized solar cells R Kumar, A Umar, G Kumar, HS Nalwa, A Kumar, MS Akhtar Journal of Materials Science 52 (9), 4743-4795, 2017 | 139 | 2017 |
| Effect of annealing temperature on the properties and photocatalytic efficiencies of ZnO nanoparticles A Umar, R Kumar, G Kumar, H Algarni, SH Kim Journal of Alloys and Compounds 648, 46-52, 2015 | 138 | 2015 |
| Synthesis, characterization and acetone gas sensing applications of Ag-doped ZnO nanoneedles Y Al-Hadeethi, A Umar, AA Ibrahim, SH Al-Heniti, R Kumar, S Baskoutas, ... Ceramics International 43, 6765–6770, 2017 | 131 | 2017 |
| Growth and properties of well-crystalline cerium oxide (CeO 2) nanoflakes for environmental and sensor applications A Umar, R Kumar, MS Akhtar, G Kumar, SH Kim Journal of Colloid and Interface Science 454, 61-68, 2015 | 125 | 2015 |
| Sonophotocatalytic degradation of methyl orange using ZnO nano-aggregates R Kumar, G Kumar, MS Akhtar, A Umar Journal of Alloys and Compounds 629, 167-172, 2015 | 124 | 2015 |
| ZnO nanostructured thin films: Depositions, properties and applications-A review AU Rajesh Kumar, Girish Kumar, O. Al-Dossary Materials Express 5 (1), 3-23, 2015 | 122 | 2015 |
| Development of highly sensitive and selective ethanol sensor based on lance-shaped CuO nanostructures A Umar, JH Lee, R Kumar, O Al-Dossary, AA Ibrahim, S Baskoutas Materials & Design 105, 16-24, 2016 | 121 | 2016 |
| Zinc oxide nanomaterials for photocatalytic degradation of methyl orange: a review R Kumar, G Kumar, A Umar Nanoscience and Nanotechnology letters 6 (8), 631-650, 2014 | 105 | 2014 |
| Fabrication and characterization of highly sensitive and selective sensors based on porous NiO nanodisks Q Zhou, A Umar, A Amine, L Xu, Y Gui, AA Ibrahim, R Kumar, S Baskoutas Sensors and Actuators B: Chemical 259, 604-615, 2018 | 104 | 2018 |
| 2D Sn-doped ZnO ultrathin nanosheet networks for enhanced acetone gas sensing application Y Al-Hadeethi, A Umar, SH Al-Heniti, R Kumar, SH Kim, X Zhang, ... Ceramics International 43 (2), 2418-2423, 2017 | 100 | 2017 |
| Pulse laser deposited nanostructured ZnO thin films: a review R Kumar, G Kumar, A Umar Journal of nanoscience and nanotechnology 14 (2), 1911-1930, 2014 | 94 | 2014 |
