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The Method of Low-Temperature ICP Etching of InP/InGaAsP Heterostructures in Cl2-Based Plasma for Integrated Optics Applications [PDF]
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
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]
Toru Kanazawa +2 more
exaly +2 more sources
Achieving the ultimate optical resolution [PDF]
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
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)
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
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
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
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
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

