Results 1 to 10 of about 2,856,450 (305)

The Method of Low-Temperature ICP Etching of InP/InGaAsP Heterostructures in Cl2-Based Plasma for Integrated Optics Applications [PDF]

open access: yesMicromachines, 2021
Chlorine processes are widely used for the formation of waveguide structures in InP-based optoelectronics. Traditionally, ICP etching of InP in a Cl2-based plasma requires substrate temperatures in the range of 150–200 °C.
Sergey Ishutkin   +6 more
doaj   +2 more sources

Integrated optics [PDF]

open access: yes1972 International Electron Devices Meeting, 1972
n order to enable optical systems to operate with a high degree of compactness and reliability it is necessary to combine large number of optical functions in small monolithic structures. A development, somewhat reminiscent of that that took place in Integrated Electronics, is now beginning to take place in optics.
Yariv, Amnon, A. Yariv
openaire   +4 more sources

Metamaterial Waveguide Devices for Integrated Optics [PDF]

open access: yesMaterials, 2017
Toru Kanazawa   +2 more
exaly   +2 more sources

Achieving the ultimate optical resolution [PDF]

open access: yesEPJ Web of Conferences, 2022
The accurate estimation of the separation between two signals is at the core of many modern technologies. We show new quantum-inspired schemes able to estimate that separation at the quantum limit. The method works in the spatial, temporal, and frequency
Sánchez-Soto Luis L.   +4 more
doaj   +1 more source

DC Ionic Conductivity in KTP and Its Isomorphs: Properties, Methods for Suppression, and Its Connection to Gray Tracking

open access: yesCrystals, 2022
We study the DC conductivity in potassium titanyl phosphate (KTiOPO4, KTP) and its isomorphs KTiOAsO4 (KTA) and Rb1%K99%TiOPO4 (RKTP) and introduce a method by which to reduce the overall ionic conductivity in KTP by a potassium nitrate treatment ...
Laura Padberg   +7 more
doaj   +1 more source

Microdroplet Actuation via Light Line Optoelectrowetting (LL-OEW)

open access: yesInternational Journal of Analytical Chemistry, 2021
Meanwhile, electrowetting-on-dielectric (EWOD) is a well-known phenomenon, even often exploited in active micro-optics to change the curvature of microdroplet lenses or in analytical chemistry with digital microfluidics (DMF, lab on a chip 2.0) to move ...
Christoph Doering   +2 more
doaj   +1 more source

Manifestations of Laser-Induced Graphene under Ultraviolet Irradiation of Polyimide with Varied Optical Fluence

open access: yesNanomaterials, 2022
In this work, we put forward a rigorous study on ultraviolet (355-nm) laser irradiation of polyimide for the realization of high-quality laser-induced graphene (LIG) with micron-scale features.
Ilija R. Hristovski   +5 more
doaj   +1 more source

Spatial and spectral characteristics in realizations of broadband terahertz spectroscopy on a subwavelength scale

open access: yesScientific Reports, 2023
In this work, we take aim at the fundamental challenge for realizations of broadband terahertz (THz) spectroscopy on a subwavelength scale. We introduce apertured THz microjets in this effort to resolve the fundamental limits of spatial resolution and ...
Alexis N. Guidi   +2 more
doaj   +1 more source

Integrated optics towards third dimension

open access: yes, 2022
S.102-111The level of integration within standard waveguide devices is usually restricted to the use of a single plane per wafer containing waveguides.
Bauer, T.   +4 more
core   +1 more source

Predicting the extinction peak wavelength of SERS-active dimer based on deep learning

open access: yesAIP Advances, 2023
With the advent of surface-enhanced Raman spectroscopy (SERS), dimers consisting of metal nanoparticles, as typical representatives of SERS substrates, have been extensively studied and applied.
Yuping Liu   +4 more
doaj   +1 more source

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