[1]  Rehan Ahmed and Pramod Kumar "Key factors affecting facile growth of two precursor-based seedless vertical ZnO nanorods for haptic sensing and energy harvesting applications." Journal of Materials Science: Materials in Electronics 34.31 (2023): 2123.

DOI https://doi.org/10.1007/s10854-023-11536-x

[2] Rehan Ahmed and Pramod Kumar “Simulation study of ZnO nanorod geometry for the development of high-performance tactile sensors and energy harvesting devices” Physica Scripta (2024). DOI 10.1088/1402-4896/ad19bd

[3] Samiksha, Ramesh S. Bisht, Rehan Ahmed, and Pramod Kumar "Trade-Off in Key Electrical Parameters of MoS2 Field-Effect Transistors with the Number of Layers" ACS Applied Electronic Materials, 2025. https://doi.org/10.1021/acsaelm.5c00734 

[4] Rehan Ahmed and Pramod Kumar “ZnO nanorods orientation control with seedless hydrothermal growth and finding suitable morphology with simulation for tactile sensors” International Workshop on the Physics of Semiconductor and Devices. Singapore: Springer Nature Singapore, 2021. https://doi.org/10.1007/978-981-97-1571-8_16

[5] Rehan Ahmed and Pramod Kumar "Comparison of different aspect ratios on piezoelectric potential of ZnO, BaTiO3, and PZT-4 nanorods for the development of tactile sensor." AIP Conference Proceedings. Vol. 3198. No. 1. AIP Publishing, 2025. https://doi.org/10.1063/5.0248329 

[6] Rehan Ahmed and Pramod Kumar “Angle-dependent photovoltage detection and polarity flipping in hybrid piezo-optoelectronic sensor” (under review, Advanced Materials, Wiley)

[7] Rehan Ahmed and Pramod Kumar "A comprehensive review on the recent advancement of growth techniques of ZnO nanorod for the potential application in self-powered piezoelectric devices" (under communication)