| Dry etching of ZnO films and plasma-induced damage to optical properties JS Park, HJ Park, YB Hahn, GC Yi, A Yoshikawa Journal of Vacuum Science & Technology B: Microelectronics and Nanometer …, 2003 | 707 | 2003 |
| Zinc oxide nanonail based chemical sensor for hydrazine detection A Umar, MM Rahman, SH Kim, YB Hahn Chemical Communications, 166-168, 2008 | 442 | 2008 |
| Graphene and its derivatives for solar cells application T Mahmoudi, Y Wang, YB Hahn Nano Energy 47, 51-65, 2018 | 426 | 2018 |
| ZnO nanoparticles: growth, properties, and applications M Vaseem, A Umar, YB Hahn Metal oxide nanostructures and their applications 5 (1), 10-20, 2010 | 376 | 2010 |
| Highly efficient non-enzymatic glucose sensor based on CuO modified vertically-grown ZnO nanorods on electrode R Ahmad, N Tripathy, MS Ahn, KS Bhat, T Mahmoudi, Y Wang, JY Yoo, ... Scientific reports 7 (1), 5715, 2017 | 320 | 2017 |
| Growth of aligned ZnO nanorods and nanopencils on ZnO/Si in aqueous solution: growth mechanism and structural and optical properties Q Ahsanulhaq, A Umar, YB Hahn Nanotechnology 18 (11), 115603, 2007 | 319 | 2007 |
| Ultra-sensitive cholesterol biosensor based on low-temperature grown ZnO nanoparticles A Umar, MM Rahman, M Vaseem, YB Hahn Electrochemistry Communications 11 (1), 118-121, 2009 | 295 | 2009 |
| Metal oxide nanostructures and their applications 김은규 American Scientific Publisher, 2010 | 284 | 2010 |
| Catalyst-free large-quantity synthesis of ZnO nanorods by a vapor–solid growth mechanism: structural and optical properties A Umar, SH Kim, YS Lee, KS Nahm, YB Hahn Journal of Crystal Growth 282 (1-2), 131-136, 2005 | 281 | 2005 |
| Chemical and biological sensors based on metal oxide nanostructures YB Hahn, R Ahmad, N Tripathy Chemical Communications 48 (84), 10369-10385, 2012 | 279 | 2012 |
| ZnO nanosheet networks and hexagonal nanodiscs grown on silicon substrate: growth mechanism and structural and optical properties A Umar, YB Hahn Nanotechnology 17 (9), 2174, 2006 | 278 | 2006 |
| Structural and optical properties of single-crystalline ZnO nanorods grown on silicon by thermal evaporation A Umar, B Karunagaran, EK Suh, YB Hahn Nanotechnology 17 (16), 4072, 2006 | 256 | 2006 |
| Low-temperature synthesis of flower-shaped CuO nanostructures by solution process: formation mechanism and structural properties M Vaseem, A Umar, SH Kim, YB Hahn The Journal of Physical Chemistry C 112 (15), 5729-5735, 2008 | 236 | 2008 |
| Highly-sensitive cholesterol biosensor based on well-crystallized flower-shaped ZnO nanostructures A Umar, MM Rahman, A Al-Hajry, YB Hahn Talanta 78 (1), 284-289, 2009 | 233 | 2009 |
| Enzymatic glucose biosensor based on flower-shaped copper oxide nanostructures composed of thin nanosheets A Umar, MM Rahman, A Al-Hajry, YB Hahn Electrochemistry Communications 11 (2), 278-281, 2009 | 225 | 2009 |
| Wide linear-range detecting nonenzymatic glucose biosensor based on CuO nanoparticles inkjet-printed on electrodes R Ahmad, M Vaseem, N Tripathy, YB Hahn Analytical chemistry 85 (21), 10448-10454, 2013 | 221 | 2013 |
| Zinc oxide nanostructures and their applications YB Hahn Korean Journal of Chemical Engineering 28, 1797-1813, 2011 | 214 | 2011 |
| Deposition of nanomaterials: A crucial step in biosensor fabrication R Ahmad, OS Wolfbeis, YB Hahn, HN Alshareef, L Torsi, KN Salama Materials Today Communications 17, 289-321, 2018 | 211 | 2018 |
| Flower-shaped CuO nanostructures: structural, photocatalytic and XANES studies M Vaseem, A Umar, YB Hahn, DH Kim, KS Lee, JS Jang, JS Lee Catalysis Communications 10 (1), 11-16, 2008 | 198 | 2008 |
| Catalyst-free synthesis of ZnO nanowires on Si by oxidation of Zn powders A Sekar, SH Kim, A Umar, YB Hahn Journal of Crystal Growth 277 (1-4), 471-478, 2005 | 194 | 2005 |
Ahmad UmarThe Ohio State University, USA, Najran University, KSAVerified email at nu.edu.sa