Sub-Femtojoule Hybrid Plasmonic Optical Modulator
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Photonics Journal"
DOI: 10.1109/jphot.2019.2926452
Abstract: A highly compact optical modulator is proposed and analyzed. The modulator is based on the hybrid plasmonic waveguide platform. The structure of the modulator is built from silicon, silver, and electro-optical polymer layers. Hybrid plasmonic… read more here.
Keywords: plasmonic optical; modulator; hybrid plasmonic; optical modulator ... See more keywords
GeSbSeTe-based high extinction ratio optical modulator.
Sign Up to like & getrecommendations! Published in 2023 at "Applied optics"
DOI: 10.1364/ao.486042
Abstract: In this paper, a design for a high extinction ratio Mach-Zehnder optical modulator is proposed. The switchable refractive index of the germanium-antimony-selenium-tellurium (GSST) phase change material is employed to induce destructive interference between the waves… read more here.
Keywords: high extinction; extinction ratio; optical modulator; modulator ... See more keywords
Active optical modulator based on a metasurface in the terahertz region.
Sign Up to like & getrecommendations! Published in 2018 at "Applied optics"
DOI: 10.1364/ao.57.007778
Abstract: The characteristics of the electromagnetically induced transparency (EIT) analog exposed under different illumination powers have been investigated theoretically and experimentally. The EIT analog is composed of a fixed aluminum structure fabricated on the silicon substrate.… read more here.
Keywords: metasurface terahertz; based metasurface; terahertz region; active optical ... See more keywords
Optical PAM-4 signal generation using a silicon Mach-Zehnder optical modulator.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.023003
Abstract: An analytic model is proposed to study the linearity performance of the silicon Mach-Zehnder optical modulator. According to the simulation results, we optimize the width of the silicon rib waveguide and the location of the… read more here.
Keywords: silicon mach; zehnder optical; mach zehnder; pam signal ... See more keywords
Single-layer graphene optical modulator based on arrayed hybrid plasmonic nanowires.
Sign Up to like & getrecommendations! Published in 2021 at "Optics express"
DOI: 10.1364/oe.434916
Abstract: Surface plasmon-polaritons (SPPs)-based waveguides, especially hybrid plasmonic nanowires, which have attracted extensive interests due to easy fabrication, high transmittance, subwavelength mode confinement and long propagation distance, are appropriate platforms for enhancing the interaction with graphene.… read more here.
Keywords: modulator; hybrid plasmonic; plasmonic nanowires; optical modulator ... See more keywords
Graphdiyne-deposited microfiber structure all-optical modulator at the telecommunication band.
Sign Up to like & getrecommendations! Published in 2021 at "Optics express"
DOI: 10.1364/oe.443217
Abstract: All-optical modulator is a crucial device in next generation of all-optical communications, interconnects, and signal processing. Here, we demonstrate an all-optical phase modulator with graphdiyne (GDY)-deposited microfiber structure. The phase shift of the signal light… read more here.
Keywords: phase; microfiber structure; deposited microfiber; telecommunication band ... See more keywords
Modulation bandwidth improvement of III-V/Si hybrid MOS optical modulator by reducing parasitic capacitance.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.457444
Abstract: In this work, we numerically and experimentally examined the impact of parasitic capacitance on the modulation bandwidth of a III-V/Si hybrid metal-oxide-semiconductor (MOS) optical modulator. The numerical analysis revealed that the parasitic capacitance between the… read more here.
Keywords: parasitic capacitance; modulation; bandwidth; optical modulator ... See more keywords
α-In2Se3 wideband optical modulator for pulsed fiber lasers.
Sign Up to like & getrecommendations! Published in 2018 at "Optics letters"
DOI: 10.1364/ol.43.004417
Abstract: With the magnetron-sputtering deposition method, α phase indium selenide (α-In2Se3) was developed into a saturable absorber (SA) with wideband saturable absorption property at 800, 1560, and 1930 nm. After inserting the α-In2Se3 SA into erbium-doped fiber… read more here.
Keywords: modulator pulsed; pulsed fiber; fiber lasers; in2se3 wideband ... See more keywords
Optical modulator based on the coupling effect of different surface plasmon modes excited on the metasurface
Sign Up to like & getrecommendations! Published in 2019 at "Optical Materials Express"
DOI: 10.1364/ome.382116
Abstract: An optical modulator of a metasurface constructed by an arrayed nano-ridge-aperture with a central nano-cylinder (NRANC) is designed and fabricated. The coupling effect between the localized surface plasmons (LSPs) distributed over each nano-apex of the… read more here.
Keywords: nano; surface; optical modulator; coupling effect ... See more keywords
Broadband mid-infrared nonlinear optical modulator enabled by gold nanorods: towards the mid-infrared regime
Sign Up to like & getrecommendations! Published in 2019 at "Photonics Research"
DOI: 10.1364/prj.7.000699
Abstract: Mid-infrared pulsed lasers operating around the 3 μm wavelength regime are important for a wide range of applications including sensing, spectroscopy, imaging, etc. Despite the recent advances in technology, the lack of a nonlinear optical modulator… read more here.
Keywords: mid infrared; gold nanorods; mid; optical modulator ... See more keywords
Theoretical Analysis of a Molecular Optical Modulator for a Continuous-Wave Laser Based on a Hollow-Core Photonic Crystal Fiber
Sign Up to like & getrecommendations! Published in 2018 at "Applied Sciences"
DOI: 10.3390/app8101895
Abstract: A THz optical modulator for a continuous-wave laser using a hollow-core photonic crystal fiber (HC-PCF) was proposed and theoretically analyzed. Lightwaves traveling through the HC-PCF is modulated by interactions with coherently driven Raman-active molecules in… read more here.
Keywords: hollow core; continuous wave; core photonic; modulator continuous ... See more keywords