Results 21 to 30 of about 46,083 (292)

Photonic Integrated Circuits for Microwave Astronomy

open access: yesInventions, 2023
One of the main objectives of cosmology is the measurement of the Cosmic Microwave Background (CMB) polarization and, in particular, the so-called B-modes, which could demonstrate the existence of the primordial gravitational waves generated at the early
Guillermo Pascual-Cisneros   +2 more
doaj   +1 more source

Hybrid integration methods for on-chip quantum photonics [PDF]

open access: yes, 2019
The goal of integrated quantum photonics is to combine components for the generation, manipulation, and detection of nonclassical light in a phase-stable and efficient platform.
Aghaeimeibodi, Shahriar   +4 more
core   +2 more sources

Multipurpose self-configuration of programmable photonic circuits

open access: yesNature Communications, 2020
Signal processors based on programmable photonic circuits will enable many future applications employing a common hardware platform. The authors present the architecture and two approaches to management automation to enable self-configuration and ...
Daniel Pérez-López   +3 more
doaj   +1 more source

Improvement of Power Performance of GaN HEMT by Using Quaternary InAlGaN Barrier

open access: yesIEEE Journal of the Electron Devices Society, 2018
High power performance InAlGaN/GaN high electron mobility transistor (HEMT) as a candidate for high power and high frequency amplifiers has been demonstrated versus the conventional AlGaN/GaN HEMT by using the same device processes.
Wen Wang   +8 more
doaj   +1 more source

Adiabatic elimination-based coupling control in densely packed subwavelength waveguides. [PDF]

open access: yes, 2015
The ability to control light propagation in photonic integrated circuits is at the foundation of modern light-based communication. However, the inherent crosstalk in densely packed waveguides and the lack of robust control of the coupling are a major ...
Feng, Liang   +7 more
core   +2 more sources

Multi-dimensional data transmission using inverse-designed silicon photonics and microcombs

open access: yesNature Communications, 2022
The authors demonstrate a multi-dimensional communication scheme that combines wavelength- and mode- multiplexing on photonic integrated circuits using foundry-compatible photonic inverse design and spectrally flattened ...
Ki Youl Yang   +42 more
doaj   +1 more source

Robust Programmable Photonic Circuits Based on a Floquet-Lieb Topological Waveguide Lattice

open access: yesIEEE Photonics Journal, 2023
We propose a robust programmable photonic integrated circuit platform based on a 2D Floquet-Lieb topological lattice. Reconfigurable topological photonic lattices typically require creating topologically distinct domains to guide interface modes, which ...
Hanfa Song   +2 more
doaj   +1 more source

Ion-Exchanged Glass Waveguides with Low Birefringence for a Broad Range of Waveguide Widths [PDF]

open access: yes, 2005
Optical communications networks require integrated photonic components with negligible polarization dependence, which typically means that the waveguides must feature very low birefringence.
Honkanen, Seppo   +2 more
core   +2 more sources

Polarimetry for Photonic Integrated Circuits

open access: yesApplied Sciences, 2019
Photonic integrated circuits (PICs) play a key role in a wide range of applications. Very often, the performance of PICs depends strongly on the state of polarization of light.
Moritz Baier   +3 more
doaj   +1 more source

On-chip quantum interference between silicon photon-pair sources [PDF]

open access: yes, 2014
Large-scale integrated quantum photonic technologies1, 2 will require on-chip integration of identical photon sources with reconfigurable waveguide circuits.
Bonneau, D.   +14 more
core   +1 more source

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