Optical orbital angular momentum amplifier based on an air-hole erbium-doped fiber Y Jung, Q Kang, R Sidharthan, D Ho, S Yoo, P Gregg, S Ramachandran, ... Journal of lightwave technology 35 (3), 430-436, 2017 | 73 | 2017 |
Record power, ultra-broadband supercontinuum source based on highly GeO2 doped silica fiber D Jain, R Sidharthan, PM Moselund, S Yoo, D Ho, O Bang Optics express 24 (23), 26667-26677, 2016 | 63 | 2016 |
Ultra-short wavelength operation of thulium-doped fiber amplifiers and lasers S Chen, Y Jung, S Alam, DJ Richardson, R Sidharthan, D Ho, S Yoo, ... Optics express 27 (25), 36699-36707, 2019 | 58 | 2019 |
Power stable 1.5–10.5 µm cascaded mid-infrared supercontinuum laser without thulium amplifier G Woyessa, K Kwarkye, MK Dasa, CR Petersen, R Sidharthan, S Chen, ... Optics Letters 46 (5), 1129-1132, 2021 | 47 | 2021 |
All-fiber short-wavelength tunable mode-locked fiber laser using normal dispersion thulium-doped fiber S Chen, Y Chen, K Liu, R Sidharthan, H Li, CJ Chang, QJ Wang, D Tang, ... Optics express 28 (12), 17570-17580, 2020 | 45 | 2020 |
Short-wave IR ultrafast fiber laser systems: Current challenges and prospective applications DC Kirsch, S Chen, R Sidharthan, Y Chen, S Yoo, M Chernysheva Journal of Applied Physics 128 (18), 2020 | 43 | 2020 |
High absorption large-mode area step-index fiber for tandem-pumped high-brightness high-power lasers KJ Lim, SKW Seah, JYE Ye, WW Lim, CP Seah, YB Tan, S Tan, H Lim, ... Photonics research 8 (10), 1599-1604, 2020 | 39 | 2020 |
Ultra-low NA step-index large mode area Yb-doped fiber with a germanium doped cladding for high power pulse amplification R Sidharthan, D Lin, KJ Lim, H Li, SH Lim, CJ Chang, YM Seng, SL Chua, ... Optics Letters 45 (14), 3828-3831, 2020 | 31 | 2020 |
Scaling power, bandwidth, and efficiency of mid-infrared supercontinuum source based on a GeO2-doped silica fiber D Jain, R Sidharthan, G Woyessa, PM Moselund, P Bowen, S Yoo, ... JOSA B 36 (2), A86-A92, 2019 | 30 | 2019 |
115 W fiber laser with an all solid-structure and a large-mode-area multicore fiber J Ji, S Raghuraman, X Huang, J Zang, D Ho, Y Zhou, Y Benudiz, UB Ami, ... Optics letters 43 (14), 3369-3372, 2018 | 30 | 2018 |
Surface plasmon enhancement in gold nanoparticles in the presence of an optical gain medium: an analysis K Sathiyamoorthy, KV Sreekanth, R Sidharthan, VM Murukeshan, B Xing Journal of Physics D: Applied Physics 44 (42), 425102, 2011 | 25 | 2011 |
W-type normal dispersion thulium-doped fiber-based high-energy all-fiber femtosecond laser at 1.7 µm S Chen, Y Chen, K Liu, R Sidharthan, H Li, CJ Chang, QJ Wang, D Tang, ... Optics letters 46 (15), 3637-3640, 2021 | 22 | 2021 |
Step-index high-absorption Yb-doped large-mode-area fiber with Ge-doped raised cladding R Sidharthan, J Ji, KJ Lim, SH Lim, H Li, JW Lua, Y Zhou, CH Tse, D Ho, ... Optics letters 43 (23), 5897-5900, 2018 | 20 | 2018 |
Gap modes assisted enhanced broadband light absorption in plasmonic thin film solar cell KV Sreekanth, R Sidharthan, VM Murukeshan Journal of Applied Physics 110 (3), 2011 | 18 | 2011 |
Pump wavelength dependence of photodarkening in Yb-doped fibers H Li, L Zhang, R Sidharthan, D Ho, X Wu, N Venkatram, H Sun, T Huang, ... Journal of Lightwave Technology 35 (13), 2535-2540, 2017 | 16 | 2017 |
Improved light absorption in thin film solar cell using combination of gap modes and grating back reflector R Sidharthan, VM Murukeshan Thin Solid Films 548, 581-584, 2013 | 16 | 2013 |
Femtosecond Bragg grating inscription in an Yb-doped large-mode-area multicore fiber for high-power laser applications Y Alon, A Halstuch, R Sidharthan, S Yoo, AA Ishaaya Optics letters 45 (16), 4563-4566, 2020 | 15 | 2020 |
Multimode-pumped Raman amplification of a higher order mode in a large mode area fiber S Zhu, S Pidishety, Y Feng, S Hong, J Demas, R Sidharthan, S Yoo, ... Optics Express 26 (18), 23295-23304, 2018 | 15 | 2018 |
High energy ultrafast laser at 2 μm using dispersion engineered thulium-doped fiber Y Chen, S Chen, R Sidharthan, CJ Cheng, K Liu, S Rao, O Bang, Q Wang, ... IEEE Photonics Journal 11 (6), 1-12, 2019 | 12 | 2019 |
Periodic feature patterning by lens based solid immersion multiple beam laser interference lithography R Sidharthan, VM Murukeshan Laser Physics Letters 9 (9), 691, 2012 | 12 | 2012 |