Results 21 to 30 of about 9,782 (301)

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

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

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

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

Breakthroughs in Photonics 2013: Toward Feedback-Controlled Integrated Photonics

open access: yesIEEE Photonics Journal, 2014
We present an overview of the main achievements obtained in 2013 on the monitoring, stabilization, and feedback loop control of passive and active photonic integrated circuits.
F. Morichetti, S. Grillanda, A. Melloni
doaj   +1 more source

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

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

Sputtered LiNbO3 Thin Films for Application in Integrated Photonics: A Review

open access: yesCrystals
LiNbO3 plays a significant role in modern integrated photonics because of its unique properties. One of the challenges in modern integrated photonics is reducing chip production cost.
Igor Kuznetsov   +3 more
doaj   +1 more source

Multi-functional photonic processors using coherent network of micro-ring resonators

open access: yesAPL Photonics, 2021
Silicon photonics have widespread applications in optical communications, photonic sensors, and quantum information processing systems. Different photonic integrated circuits often require similar basic functional elements such as tunable filters ...
Dan Yi, Yi Wang, Hon Ki Tsang
doaj   +1 more source

Silicon photonic integrated circuits

open access: yes2016 Progress in Electromagnetic Research Symposium (PIERS), 2015
In this talk, we review the technical merits of silicon photonic devices and integrated circuits, which have benefited from high-index-contrast silicon waveguides, a high integration level of various optical functions on the same chips, and mature complementary metal-oxide semiconductor (CMOS) fabrication techniques.
openaire   +2 more sources

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