Results 281 to 290 of about 374,441 (328)

Waveguide Integrated Self-Powered MoS<sub>2</sub> Photodetectors in the Shortwave Infrared Wavelengths. [PDF]

open access: yesACS Photonics
Kaminski E   +8 more
europepmc   +1 more source

Electromagnetic wave propagation in a rectangular metro tunnel using UWB and slot antennas. [PDF]

open access: yesSci Rep
Refaie Ali A   +4 more
europepmc   +1 more source

Wafer-scale integration of photonic integrated circuits and atomic vapor cells. [PDF]

open access: yesNanophotonics
Grosman A   +4 more
europepmc   +1 more source

Dual slow-light enhanced photothermal gas spectroscopy on a silicon chip. [PDF]

open access: yesNat Commun
Zheng K   +9 more
europepmc   +1 more source

The waveguide invariant for a Pekeris waveguide

The Journal of the Acoustical Society of America, 2021
A closed-form waveguide invariant β for a Pekeris waveguide is derived. It is based on the modal Wentzel-Kramers-Brillouin (WKB) dispersion equation and implicit differentiation, in conjunction with the concept of the “effective boundary depth,” ΔH(θ), where θ is the propagation angle.
Gihoon, Byun, H C, Song
openaire   +2 more sources

Dielectric Waveguides and Waveguide Devices for Microwave Applications

4th European Microwave Conference, 1974, 1974
A survey on the state of the art in Dielectric Waveguide (DW), stressing in particular the practical microwave applications, is given. The principles for designing DWs, fixing and joining devices, launchers, various multiport networks etc. are founded. A simple theory to calculate parameters of multiport networks with distributed coupling is developped.
V. F. VZYATYSHEV   +3 more
openaire   +1 more source

Periodic Waveguides and MQW Waveguide

2015
In research field of optics, diffraction gratings are widely investigated and applied; on the other hand, periodic metal waveguide is familiar to those worked with microwave waveguide. The early studies on periodic waveguide have a profound impact on the development of the waveguide optics.
Xianping Wang, Cheng Yin, Zhuangqi Cao
openaire   +1 more source

Grating assisted waveguide-to-waveguide couplers

IEEE Photonics Technology Letters, 1998
A new radiation-type waveguide-to-waveguide coupler is proposed. The coupling is realized through gratings embedded on the dielectric waveguides involved. Compared to the conventional hybrid-mode coupler, this type of coupler has advantages in that the two waveguides can be quite dissimilar as well as being separated by large distances.
null Tao Liang, R.W. Ziolkowski
openaire   +1 more source

A Waveguide to Unenclosed Coplanar Waveguide Transition

IEEE Transactions on Microwave Theory and Techniques, 2010
A transition from rectangular waveguide to unenclosed coplanar waveguide (CPW) is designed and tested at W -band. Full-wave finite-element analysis is applied to the design and optimization trends are shown for the critical parameters. A stepped-impedance filter suppresses a parasitic mode, which is generated as the circuit emerges from the waveguide ...
Theodore Reck   +2 more
openaire   +1 more source

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