Search Results - "DeRose, Christopher T"
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Bonded thin film lithium niobate modulator on a silicon photonics platform exceeding 100 GHz 3-dB electrical modulation bandwidth
Published in Optics express (03-09-2018)“…We demonstrate an ultra-high-bandwidth Mach-Zehnder electro-optic modulator (EOM), based on foundry-fabricated silicon (Si) photonics, made using conventional…”
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Silicon photonic transceiver circuit for high-speed polarization-based discrete variable quantum key distribution
Published in Optics express (29-05-2017)“…We demonstrate a silicon photonic transceiver circuit for high-speed discrete variable quantum key distribution that employs a common structure for transmit…”
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3
A heterogeneously integrated silicon photonic/lithium niobate travelling wave electro-optic modulator
Published in Optics express (20-01-2020)“…Silicon photonics is a platform that enables densely integrated photonic components and systems and integration with electronic circuits. Depletion mode…”
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4
Lightwave Circuits in Lithium Niobate through Hybrid Waveguides with Silicon Photonics
Published in Scientific reports (01-03-2016)“…We demonstrate a photonic waveguide technology based on a two-material core, in which light is controllably and repeatedly transferred back and forth between…”
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Ultra compact 45 GHz CMOS compatible Germanium waveguide photodiode with low dark current
Published in Optics express (05-12-2011)“…We present a compact 1.3 × 4 μm2 Germanium waveguide photodiode, integrated in a CMOS compatible silicon photonics process flow. This photodiode has a…”
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6
Single photon detection in a waveguide-coupled Ge-on-Si lateral avalanche photodiode
Published in Optics express (10-07-2017)“…We examine gated-Geiger mode operation of an integrated waveguide-coupled Ge-on-Si lateral avalanche photodiode (APD) and demonstrate single photon detection…”
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Improved broadband performance of an adjoint shape optimized waveguide crossing using a Levenberg-Marquardt update
Published in Optics express (19-08-2019)“…We derive an adjoint shape optimization algorithm with a compound figure of merit and demonstrate its use with both gradient descent and Levenberg-Marquart…”
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High performance waveguide-coupled Ge-on-Si linear mode avalanche photodiodes
Published in Optics express (22-08-2016)“…We present experimental results for a selective epitaxially grown Ge-on-Si separate absorption and charge multiplication (SACM) integrated waveguide coupled…”
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Ultra-low crosstalk, CMOS compatible waveguide crossings for densely integrated photonic interconnection networks
Published in Optics express (20-05-2013)“…We explore the design space for optimizing CMOS compatible waveguide crossings on a silicon photonics platform. This paper presents simulated and experimental…”
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10
Accurate photonic waveguide characterization using an arrayed waveguide structure
Published in Optics express (09-07-2018)“…Measurement uncertainties in the techniques used to characterize loss in photonic waveguides becomes a significant issue as waveguide loss is reduced through…”
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11
Athermal silicon optical add-drop multiplexers based on thermo-optic coefficient tuning of sol-gel material
Published in Optics express (04-09-2017)“…Silicon photonics has gained interest for its potential to provide higher efficiency, bandwidth and reduced power consumption compared to electrical…”
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12
High-performance silicon photonic single-sideband modulators for cold-atom interferometry
Published in Science advances (12-07-2024)“…The laser system is the most complex component of a light-pulse atom interferometer (LPAI), controlling frequencies and intensities of multiple laser beams to…”
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13
RF Waveguide Pattern Engineering to Mitigate Bonding Surface Nonuniformities in CMOS Compatible Fabrication Processes
Published in IEEE transactions on components, packaging, and manufacturing technology (2011) (01-11-2022)“…Heterogeneously integrating silicon photonic devices and circuits with other optical materials (III/V semiconductors, LiNbO3, and so on) is a promising…”
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14
Racetrack resonator as a loss measurement platform for photonic components
Published in Optics express (02-11-2015)“…This work represents the first complete analysis of the use of a racetrack resonator to measure the insertion loss of efficient, compact photonic components…”
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15
Low Power Thermal Tuning in Resonant Vertical Junction Silicon Modulators Through Substrate Removal
Published in IEEE photonics journal (01-06-2018)“…We report on thermally tunable modulators, with efficiencies up to 2.16 nm/mW. Efficient performance was accomplished through integrated heater design and Si…”
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Silicon nanophotonics for scalable quantum coherent feedback networks
Published in EPJ quantum technology (22-10-2016)“…The emergence of coherent quantum feedback control (CQFC) as a new paradigm for precise manipulation of dynamics of complex quantum systems has led to the…”
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17
Volumetric Imaging and Characterization of Focusing Waveguide Grating Couplers
Published in IEEE photonics journal (01-12-2017)“…Volumetric imaging of focusing waveguide grating coupler emission with high spatial resolution in the visible (λ = 637.3 nm) is demonstrated using a scanning…”
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18
Low drive voltage Fabry-Pérot étalon device tunable filters using poled hybrid sol-gel materials
Published in Applied physics letters (24-07-2006)“…Nonlinear optical chromophore coupled hybrid sol-gel materials have been synthesized and incorporated in Fabry-Pérot étalon devices (ED's) using highly…”
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19
Linear Electrooptic Coefficient of InP Nanowires
Published in Nano letters (01-04-2008)“…A novel fabrication procedure is developed that allows for the direct measurement of the linear electrooptic coefficient of semiconducting nanowires to…”
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A Heterogeneously Integrated Silicon Photonic/Lithium Niobate Platform for RF Photonics
Published in 2019 IEEE Avionics and Vehicle Fiber-Optics and Photonics Conference (AVFOP) (01-11-2019)“…We present a 30 GHz heterogeneously integrated silicon photonic/lithium niobate Mach-Zehnder modulator simultaneously utilizing the strong Pockels effect in…”
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