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Kumar Abhishek (Nanyang Technological University)

Appointment: PhD Student

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1 to 4 of 4 Results
Oct 19, 2021
Kumar Abhishek, 2021, "Electromechanically tunable frequency-agile metamaterial bandpass filters for terahertz waves", https://doi.org/10.21979/N9/UCSDQF, DR-NTU (Data), V1
Tunable transmission filters are essential for various key terahertz applications including miniaturized spectrometers, hyperspectral imagers and channel selectors in high-speed wireless communication systems. However, tunable terahertz transmission filters have remained elusive,...
May 4, 2020
Kumar Abhishek; Yogesh Kumar Srivastava; Manukumara Manjappa; Ranjan Singh, 2020, "Replication Data for: Color‐Sensitive Ultrafast Optical Modulation and Switching of Terahertz Plasmonic Devices", https://doi.org/10.21979/N9/TNCQQE, DR-NTU (Data), V1
2D micro‐nanostructured metal films with hole arrays show promising features such as the extraordinary transmission of light. Such systems are interesting in the field of subwavelength photonics and nonlinear optics due to their high field confinement in addition to their inheren...
May 4, 2020
Kumar Abhishek; Priyadarshi Anish; Shukla Sudhanshu; Manjappa Manukumara; Lew Jia Haur; Subodh G. Mhaisalkar; Ranjan Singh, 2020, "Replication Data for: Ultrafast THz photophysics of solvent engineered triple-cation halide perovskites", https://doi.org/10.21979/N9/8LJCM3, DR-NTU (Data), V1
Solution processed thin film organic-inorganic perovskites are key to the large scale manufacturing of next generation wafer scale solar cell devices. The high efficiency of the hybrid perovskite solar cells is derived mainly from the large carrier mobility and the charge dynamic...
Apr 21, 2020
Kumar Abhishek; Solanki Ankur; Manjappa Manukumara; Ramesh Sankaran; Srivastava Yogesh Kumar; Agarwal Piyush; Sum Tze Chien; Singh Ranjan, 2020, "Replication Data for: Excitons in 2D perovskites for ultrafast terahertz photonic devices", https://doi.org/10.21979/N9/CQMJGP, DR-NTU (Data), V1, UNF:6:ZfJvc1C1T+pYrsgk29IZsg== [fileUNF]
In recent years, two-dimensional (2D) Ruddlesden-Popper perovskites have emerged as promising candidates for environmentally stable solar cells, highly efficient light-emitting diodes, and resistive memory devices. The remarkable existence of self-assembled quantum well (QW) stru...
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