Dispersion tailored suspended core SiN channel waveguide for broadband supercontinuum generation

M Faisal, MR Karim, T Shafiq, BMA Rahman - Optical and Quantum …, 2024 - Springer
Integrated photonics have been growing at an exponential rate. The related technologies
are advancing with numerous research works on integrated devices offering …

Rib waveguide in Ga-Sb-S chalcogenide glass for on-chip mid-IR supercontinuum sources: design and analysis

TS Saini, UK Tiwari, RK Sinha - Journal of Applied Physics, 2017 - pubs.aip.org
Recently, highly nonlinear Ga-Sb-S chalcogenide glasses have been reported for promising
mid-infrared applications such as thermal imaging, nonlinear optics, and infrared lasers …

Determination of mode strengths in channel waveguide from the complex electric field

I Doughan, A Halder, I Reduto, M Koivurova, T Aalto… - Scientific Reports, 2024 - nature.com
We show that the mode strengths of a guided field in an arbitrary asymmetric channel
waveguide can be uniquely determined from self-referencing interferometric measurements …

Covering the vibrational spectrum with microjoule mid-infrared supercontinuum pulses in nonlinear optical applications

AM Stingel, H Vanselous, PB Petersen - JOSA B, 2017 - opg.optica.org
Nonlinear spectroscopies focused on molecular vibrations require high-energy [several
microjoule (μJ)] laser pulses in the mid-infrared (IR). Current methods of generating μJ …

Design and modeling of dispersion-engineered all-chalcogenide triangular-core fiber for mid-infrared-region supercontinuum generation

MR Karim, H Ahmad, BMA Rahman - JOSA B, 2018 - opg.optica.org
An ultrabroadband mid-infrared supercontinuum (SC) source has been designed and
modeled using a 10-mm-long all-chalcogenide triangular-core fiber (TCF). The TCF …

Computational design & analysis of GeSe2-As2Se3-PbSe based rib waveguide for mid-infrared supercontinuum generation

R Sharma, S Kaur, P Chauhan, A Kumar - Optik, 2020 - Elsevier
We report computational modelling and numerical analysis of rib optical waveguide
composed of chalcogenide GeSe 2-As 2 Se 3-PbSe and MgF 2 glasses for mid infrared …

Modeling of dispersion engineered chalcogenide rib waveguide for ultraflat mid-infrared supercontinuum generation in all-normal dispersion regime

H Ahmad, MR Karim, BMA Rahman - Applied Physics B, 2018 - Springer
A rigorous numerical investigation has been carried out through dispersion engineering of
chalcogenide rib waveguide for near-infrared to mid-infrared ultraflat broadband …

Ge22As20Se58 glass ultrafast laser inscribed waveguides for mid-IR integrated optics

JM Morris, MD Mackenzie, CR Petersen… - Optical Materials …, 2018 - opg.optica.org
Ultrafast laser inscription has been used to produce channel waveguides in
Ge_22As_20Se_58 glass (GASIR-1, Umicore NV). The mode field diameter and waveguide …

Correlation among structure, water peak absorption, and femtosecond laser ablation properties of Ge–Sb–Se chalcogenide glasses

M **e, S Dai, C You, P Zhang, C Yang… - The Journal of …, 2018 - ACS Publications
A series of Ge11. 5Sb x Se88. 5–x (x= 5, 10, 15, 20, 25, 30) chalcogenide glasses were
fabricated aiming at investigating the role of structure and water peak absorption in …

Supercontinuum generation in a highly nonlinear chalcogenide/MgF2 hybrid photonic crystal fiber

M Seifouri, MR Alizadeh - International Journal of Optics and Photonics, 2018 - ijop.ir
In this paper, we report the numerical analysis of a photonic crystal fiber (PCF) for
generating an efficient supercontinuum medium. For our computational studies, the core of …