Results 31 to 40 of about 4,588 (212)

Design of a Ku-Band High-Purity Transducer for the TM01 Circular Waveguide Mode by Means of T-Type Junctions

open access: yesIEEE Access, 2019
A new mode transducer for converting the TE10 rectangular waveguide mode to the TM01 circular waveguide mode is presented. The novel topology is based on two T-type junctions with in-phase excitation at their input rectangular ports.
Jose R. Montejo-Garai   +2 more
doaj   +1 more source

AN OPEN RESONATOR LOADED WITH A RECTANGULAR WAVEGUIDE SECTION

open access: yesRadio Physics and Radio Astronomy, 2014
A hemispherical open resonator with a rectangular waveguide section mounted at the center of the open resonator plane mirror is considered. A theoretical analysis has been made to find out that the excitation efficiency of the waveguide wave TE10 excited
I. K. Kuz'michev
doaj   +1 more source

On a dispersion curve of a waveguide filled with inhomogeneous substance

open access: yesDiscrete and Continuous Models and Applied Computational Science, 2022
The paper discusses the relationship between the modes traveling along the axis of the waveguide and the standing modes of a cylindrical resonator, and shows how this relationship can be explored using the Sage computer algebra system.
Oleg K. Kroytor, Mikhail D. Malykh
doaj   +1 more source

A new rectangular waveguide to coplanar waveguide transition [PDF]

open access: yesIEEE International Digest on Microwave Symposium, 2002
A novel rectangular-waveguide-to-coplanar-waveguide transition is described. The transition uses a ridge in one of the broad walls of the waveguide and a nonradiating slot in the opposite wall to split and rotate the electromagnetic fields of the rectangular waveguide TE/sub 10/ mode into the coplanar waveguide (CPW) fields.
G.E. Ponchak, R.N. Simons
openaire   +1 more source

Calculation of the wave spectra of shielded waveguides with arbitrary dielectric filling using the modified Galerkin method and the partial domain method

open access: yesФизика волновых процессов и радиотехнические системы, 2020
We consider a method for calculating the natural wave spectra of round and rectangular shielded waveguides with arbitrary dielectric filling, which is a modification of the Galerkin method and based on the representation of the wave fields of the guiding
S.A. Kapustin   +3 more
doaj   +1 more source

Particular aspects of designing longitudinal-coaxial waveguide-microstrip connectors

open access: yesTekhnologiya i Konstruirovanie v Elektronnoi Apparature, 2022
The authors justify the use of combined longitudinal-coaxial connectors - waveguide-coaxial or waveguide-microstrip type - in new modern antenna-feeder microwave paths.
Eduard Glushechenko
doaj   +1 more source

E-PLANE RECTANGULAR WAVEGUIDES JUNCTION WITH VIBRATOR-SLOT COUPLING BETWEEN SHOULDERS [PDF]

open access: yesРадиофизика и электроника, 2015
Rectangular waveguide junctions are widely used in antennas and waveguide devices, therefore studying of their electrodynamic characteristics is important for practical application.
S. L. Berdnik   +3 more
doaj   +1 more source

Hybrid Nanowire–Rectangular Plasmonic Waveguide for Subwavelength Confinement at 1550 Nm

open access: yesMicromachines, 2022
This paper presents a hybrid waveguide based on metal surface plasmon polaritons (SPPs) at 1550 nm comprising two silver (Ag) nanowires and a rectangular silicon (Si) waveguide. Due to the strong coupling effect observed in both the metal SPP mode and Si
Yindi Wang   +3 more
doaj   +1 more source

Strain‐Programmable Luminescent Adhesive Patch With Tartrazine‐Mediated Optical Skin Clearing for Photochemical Tissue Bonding

open access: yesAdvanced Functional Materials, EarlyView.
We propose a suture‐complementary approach that integrates optical skin clearing with a strain‐programmable luminescent adhesive patch. Hyaluronic acid promotes transdermal delivery of tartrazine to improve optical clearing and stabilizes its interaction with a photosensitizer. Optical clearing increases the penetration depth of visible light into skin,
Seong‐Jong Kim   +6 more
wiley   +1 more source

Optoelectronic Synaptic Devices Using Molecular Telluride Phase‐Change Inks for Three‐Factor Learning

open access: yesAdvanced Functional Materials, EarlyView.
Optoelectronic synaptic devices based on solution‐processed molecular telluride GST‐225 phase‐change inks are demonstrated for three‐factor learning. A global optical signal broadcast through a silicon waveguide induces non‐volatile conductance updates exclusively in locally electrically flagged memristors.
Kevin Portner   +14 more
wiley   +1 more source

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