Research Activities

Research Interests and Representative Publications: 

(For a complete list of all publications, visit Publications)

Focused Ion Beam (FIB) and Laser-based micro/nano-fabrication

• • B. Kamaliya ... R.G. Mote#, Hierarchical Structures: Tailoring Surface Self‐Organization for Nanoscale Polygonal Morphology on Germanium,  Advanced Materials, Vol. 33, No. 21, pp. 2170164 (2021). (Selected as a Frontispiece of the issue). https://doi.org/10.1002/adma.202170164 

  • Vivek Garg, ...., R.G. Mote#, Controlled Manipulation and Multiscale Modelling of Suspended Silicon Nanostructures under Site-specific Ion Irradiation,  ACS Applied Materials and Interfaces, Vol. 12, No. 5, pp. 6581-6589 (2020). https://doi.org/10.1021/acsami.9b17941

  • Utkarsh Thakre and R.G. Mote#, Uncertainty quantification and Statistical Modeling of Selective Laser Sintering process using Polynomial Chaos based Response Surface Method, SME Journal of Manufacturing Processes, Vol. 81, No. 10 pp. 893-906. https://doi.org/10.1016/j.jmapro.2022.07.022 

  • Vivek Garg, R.G. Mote#, Jing Fu,  Facile Fabrication of Functional 3D Micro-Nano Architectures with Focused Ion Beam Implantation and Selective Chemical Etching, Applied Surface Science, Vol. 526, p. 146644, 2020. https://doi.org/10.1016/j.apsusc.2020.146644 

Surface Nanostructures: Titania Nanotube Synthesis and Applicaitons

• H. Jadhav,  ... , R.G. Mote#, Optimizing Titanium Nanotube (TNT) Growth on Freeform Screw Profiles via Multi-cathode-anode (CA) Configuration: Simulation and Experimental Insights, ACS Biomaterials Science & Engineering, Vol. 11, no. 11, pp. 6854-6875, https://doi.org/10.1021/acsbiomaterials.5c01238  

•  H. Jadhav,  ... , R.G. Mote#, Effect of Microstructure and Alloy Phases on TiO₂ Nanotube Formation on Ti6Al4V ELI and Ti13Nb13Zr, Materials Chemistry and Physics, Vol. 348, Part 2, pp. 131684. https://doi.org/10.1016/j.matchemphys.2025.131684  

• M. Tak, H. Tomar, and R.G. Mote#,  Synthesis of Titanium Nanotubes (TNT) and its Influence on Electrochemical Micromachining of Titanium, Procedia CIRP, Vol. 95, pp. 803-808 (2020).  https://doi.org/10.1016/j.procir.2020.01.140 

Non-conventional machining processes (ECM, Wire EDM, etc.)

• • Mukesh Tak, B. Gaur, B. Ravi, and R.G. Mote#, Electrochemical dissolution characteristics and electrochemical micromachining of Ti6Al4V alloy fabricated by Direct Metal Laser Sintering method, Electrocatalysis, Vol. 13, pp. 853–872. https://doi.org/10.1007/s12678-022-00761-3 

  • Aswin Padmanabhan and R.G. Mote#, Numerical study of transient thermal profile and thermally deformed tip shape in Wire EDM of narrow angles, SME Journal of Manufacturing Processes, Vol. 81, No. 10 pp. 638-654.  https://doi.org/10.1016/j.jmapro.2022.07.021 

  •  Mukesh Tak and R.G. Mote#,  Anodic dissolution behaviour of passive layer during hybrid electrochemical micromachining of Ti6Al4V in NaNO3 solution,  ASME Journal of Micro- and Nano-Manufacturing, Vol. 9, No. 4 pp. 041001. https://doi.org/10.1115/1.4052327

Machining of advanced materials

• • S. Anandita, ... , R.G. Mote#, R. Singh, Study and characterization of the ductile-brittle transition zone in sintered zirconia, SME Journal of Manufacturing Processes, Vol. 58, pp. 749-762 (2020). https://doi.org/10.1016/j.jmapro.2020.08.057

  • Shashi R. Singh, Jitesh V., R.G. Mote#, and S.S. Mishra, To study the effect of Microstructures on Machinability of Inconel-718 Superalloy in Micro-drilling process, ASME Journal of Manufacturing Science and Engineering, Vol 143, No. 7, pp. 071008 (2021). https://doi.org/10.1115/1.4050176

  •  Shashi R. Singh, R.G. Mote#, and S.S. Mishra, The Effect of Microstructures and Precipitates (γ′, γ′′, δ) on Machinability of Inconel-718 Nickel-based Superalloy in Turning Process, SME Journal of Manufacturing Processes, Vol. 82, pp.  374-389. https://doi.org/10.1016/j.jmapro.2022.08.004  

Ultra-precision machining (UPM) processes

• • Ganesan Gunasekaran, Ganesh Malayath, and R.G. Mote#, A Review of Cutting Tools for Ultra-Precision Machining, Machining Science and Technology, Vol. 26, No. 6, pp. 923-976.  https://doi.org/10.1080/10910344.2023.2180751 

  • S. Anandita, R.G. Mote#, and R. Singh, Stochastic Analysis of Microgrinding Tool Topography and its role in Surface Generation, ASME Journal of Manufacturing Science and Engineering, Vol. 139, No. 12, pp. 121013 (2017). https://doi.org/10.1115/1.4038056 

Micro/Nano Structures for sensing, nano-metrology, and beam manipulation

• • Mayur Darak, R.G. Mote#, and S.S. Shukla, Asymmetry Based Plasmonic Phase Manipulation for Compact Far-Field Optical Lens, Advanced Photonics Research, 1: 2000018 (2020). https://doi.org/10.1002/adpr.202000018

  • B. Kamaliya, R.G. Mote#, M. Aslam and J. Fu, Improved Enhancement Factor for SERS using Broad Ion Beam Induced Self-organized Gold Nanocones, MRS Advances, Vol. 4, No. 11-12, pp 697-703 (2019). https://doi.org/10.1557/adv.2019.131

  •  Vivek Garg, ...., R.G. Mote# and Jing Fu, Enhanced Light Matter Interactions in Size Tunable Graphene-Gold Nanomesh, MRS Communications Vol. 10, No. 1, pp. 135-140 (2020). https://doi.org/10.1557/mrc.2019.162 

  • R.G. Mote#, S.F. Yu, B.K. Ng, W. Zhou, and S.P. Lau, Near-field focusing properties of zone plates in visible regime – New insights, Opt. Express, Vol. 16, No. 13, 23 June 2008, pp. 9554-9564. (selected for Virtual Journal for Biomedical Optics, Vol. 3, No. 7, July 2008). https://doi.org/10.1364/OE.16.009554 

  • R.G. Mote, S.F. Yu, W. Zhou and X. F. Li, Sub-wavelength focusing behavior of high numerical-aperture phase Fresnel zone plates under various polarization states, Appl. Phys. Lett., Vol. 95, No. 19, Art. No. 191113, (2009). https://doi.org/10.1364/OE.16.009554