K. Ramanathan

National University Hospital — Singapore

Engineering · Physical Sciences

37h-index6.8kcitations176works1.02yr avg
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Research Topics

Chalcogenide Semiconductor Thin Films(151), Quantum Dots Synthesis And Properties(125), Copper-based nanomaterials and applications(64), Semiconductor materials and interfaces(35), solar cell performance optimization(16)

Publications176 total

Extracorporeal Membrane Oxygenation Assisted Cardiac Interventions
Indian Journal of Cardiovascular Disease in Women·2024· 1 citedOpen Access
Systematic review of first-in-human and early phase clinical trials for surgically implantable biological mitral valve substitutes
Journal of Cardiothoracic Surgery·2023· 1 citedOpen Access
ZnO/Cu(InGa)Se<sub>2</sub> solar cells prepared by vapor phase Zn doping
OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)·2023Open Access
Innovation in public organizations: do government reforms matter?
International Journal of Public Sector Management·2020· 35 cited
Variations in the Chemical and Electronic Impact of Post-Deposition Treatments on Cu(In,Ga)(S,Se)<sub>2</sub> Absorbers
ACS Applied Energy Materials·2019· 5 citedOpen Access
Comparative <i>operando</i> XPS studies of quasi-Fermi level splitting and open-circuit voltage in CZTSe/CdS and CIGS/CdS junctions and device structures
Journal of Vacuum Science & Technology A Vacuum Surfaces and Films·2019· 19 citedOpen Access
Electrical properties of CdS/Cu(In,Ga)Se<sub>2</sub> interface
Japanese Journal of Applied Physics·2018· 1 citedOpen Access
Surface and bulk effects of K in highly efficient Cu1-xKxInSe2 solar cells
Solar Energy Materials and Solar Cells·2018Open Access
Analysis of Back-Contact Interface Recombination in Thin-Film Solar Cells
IEEE Journal of Photovoltaics·2018· 65 citedOpen Access
Processing and Device Oriented Approach to CIGS Module Reliability; SunShot Initiative, U.S. Department of Energy (DOE)
OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information)·2017· 1 citedOpen Access
High Performance CIGS Thin-Film Solar Cells: A Laboratory Perspective
University of North Texas Digital Library (University of North Texas)·2017· 3 citedOpen Access
Electrical characterization and comparison of CIGS solar cells made with different structures and fabrication techniques
Solar Energy Materials and Solar Cells·2017· 54 citedOpen Access
KF post-deposition treatment of industrial Cu(In, Ga)(S, Se)2 thin-film surfaces: Modifying the chemical and electronic structure
Applied Physics Letters·2017· 24 citedOpen Access
Surface and bulk effects of K in highly efficient\n Cu$_{1-x}$K$_x$InSe$_2$ solar cells
arXiv (Cornell University)·2017Open Access
Soft X-ray Spectroscopy of a Complex Heterojunction in High-Efficiency Thin-Film Photovoltaics: Intermixing and Zn Speciation at the Zn(O,S)/Cu(In,Ga)Se<sub>2</sub> Interface
ACS Applied Materials & Interfaces·2016· 7 citedOpen Access
Soft X-ray absorption spectroscopy investigation of the surface chemistry and treatments of copper indium gallium diselenide (CIGS)
Solar Energy Materials and Solar Cells·2016· 1 citedOpen Access
Comparison of CIGS Solar Cells Made With Different Structures and Fabrication Techniques
IEEE Journal of Photovoltaics·2016· 29 citedOpen Access
Low-Cd CIGS Solar Cells Made With a Hybrid CdS/Zn(O,S) Buffer Layer
IEEE Journal of Photovoltaics·2016· 26 citedOpen Access
Photovoltaic properties of selenized CuGa/In films with varied compositions
2016· 2 cited
Investigation of Sb-containing precursors for Cu(In, Ga)Se&lt;inf&gt;2&lt;/inf&gt; thin films through design of experiments
2016
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Frequent Co-authors

R. Noufi(33), Miguel Á. Contreras(21), J. Keane(13), Falah S. Hasoon(11), R. N. Bhattacharya(9), Lorelle M. Mansfield(7), Mowafak Al‐Jassim(6), John R. Tuttle(6), Brian Egaas(5), A. Tennant(5), Jennifer E Granata(5), H. Wiesner(5), Rebekah L. Garris(5), A. B. Swartzlander(4), David L. Young(4), J. AbuShama(4), Glenn Teeter(4), Jian V. Li(4), M.J. Romero(3), Jas S. Ward(3)