Research

Memrisitive Neural Network

• "Multifilamentary switching of Cu/SiOx memristive devices with a Ge-implanted a-Si underlayer for analog synaptic devices", NPG Asia Mat. (2023)

• "Emulating the short-term plasticity of a biological synapse with a ruthenium complex-based organic mixed ionic-electronic conductor", Mat. Adv. (2022)

• "Ion beam-assisted solid phase epitaxy of SiGe and its application for analog memristors", J. Alloys & Comp. (2021)

• "Enhanced analog synaptic behavior of SiNx/a-Si bilayer memristors through Ge implantation", NPG Asia Mat. (2020)

• "Spiking Neural Network (SNN) With Memristor Synapses Having Non-linear Weight Update", Frontiers in Computational Neuroscience (2021)

• "A 2D material-based floating gate device with linear synaptic weight update", Nanoscale (2021)

Ultra-thin Si/Perovskite Tandem Solar Cells

• "Lithography-free fabrication of a local contact interlayer for Si-based tandem solar cells", Progress in Photovoltaics (2024)

• "Laser-Assisted Nanotexturing for Flexible Ultrathin Crystalline Si Solar Cells", Solar RRL (2023)

• "FA/Cs-based mixed Pb-Sn perovskite solar cells: A review of recent advances in stability and efficiency", Nano Energy (2023)

• "Two-terminal DSSC/silicon tandem solar cells exceeding 18% efficiency", Energy * Enviromental Science (2016)

• "Critical bending radius of thin single-crystalline silicon with dome and pyramid surface texturing", Scripta Materialia (2017)

• "Enhanced efficiency of crystalline Si solar cells based on kerfless-thin wafers with nanohole arrays", Scientific Reports (2018)

• "Enhanced blue responses in nanostructured Si solar cells by shallow doping", J. Phys. D (2018)

• "Co-diffusion of boron and phosphorus for ultra-thin crystalline silicon solar cells", J. Phys. D (2018)

• "Optimization of device design for low cost and high efficiency planar monolithic perovskite/silicon tandem solar cells", Nano Energy (2019)

• "Random nanohole arrays and its application to crystalline Si thin foils produced by proton induced exfoliation for solar cells", Scientific Reports (2019)

• "Fabrication of quasi-hexagonal Si nanostructures and its application for flexible crystalline ultrathin Si solar cells", Solar Energy (2020)

Semiconductor Nanostructures

• "Plasmonic nanograting design for inverted polymer solar cells", Optics Express A729 (2012) 

• "Optical design of transparent metal grids for plasmonic absorption enhancement in ultrathin organic solar cells", Optics Express A669 (2013)

• "Size effects of metal nanoparticles embedded in a buffer layer of organic photovoltaics on plasmonic absorption enhancement", J. Phys D (2012)

• "Plasmonic absorption enhancement in organic solar cells by nano disks in a buffer layer", J. Appl. Phys. (2012)

• "Random Si nanopillars for broadband antireflection in crystalline silicon solar cells", J. Phys D (2016)

• "Fabrication of parabolic Si nanostructures by nanosphere lithography and its application for solar cells", Scientific Reports (2017)

Nanostructure Photovoltaics

• "Plasmonic nanograting design for inverted polymer solar cells", Optics Express (2012)

• "Optical design of transparent metal grids for plasmonic absorption enhancement in ultrathin organic solar cells ", Optics Express (2013)

• "Enhanced power conversion efficiency of organic solar cells by embedding Ag nanoparticles in exciton blocking layer", Organic Electronics (2014)

• "Silicon nanodisk array design for effective light trapping in ultrathin c-Si", Optics Express (2014)

• "Size dependence of spherical metal nanoparticles on absorption enhancements of plasmonic organic solar cells", Synthetic Metals (2015)

• "Photocurrent enhancements of organic solar cells by altering dewetting of plasmonic Ag nanoparticles", Scientific Reports (2015)