Results 111 to 120 of about 45,867 (290)

Efficient Study Of Substrate Integrated Waveguide Devices

open access: yes, 2015
This paper presents a study of SIW circuits (Substrate Integrated Waveguide) with a rigorous and fast original approach based on Iterative process (WCIP). The theoretical suggested study is validated by the simulation of two different examples of SIW circuits. The obtained results are in good agreement with those of measurement and with software HFSS.
Hajri, J.   +3 more
openaire   +2 more sources

Ultrasound in Women's Health: Mechanisms, Applications, and Emerging Opportunities

open access: yesAdvanced Materials, EarlyView.
As healthcare moves toward decentralization, ultrasound technologies are evolving from strictly imaging tools in clinical settings into versatile diagnostic and therapeutic platforms, with growing roles addressing women's health needs. This review highlights how ultrasound's underlying physical mechanisms can be harnessed to reduce disparities in women'
Sarah B. Ornellas   +7 more
wiley   +1 more source

Band-pass filters on transverse shifts of double-ridge waveguides realized by SIW-technology

open access: yesФизика волновых процессов и радиотехнические системы, 2013
A new type of waveguide elements SIW (Substrate Integrated Waveguide) for implementation in multilayer integrated circuits is described. The possibilities of conversion to waveguides of complex cross section realized by SIW are shown. As an example the
G.F. Zargano, S.V. Krutiev
doaj  

Dynamic Optical Lattices Through Conducting Polymer‐Gated Confinement

open access: yesAdvanced Materials, EarlyView.
The conducting polymer gate is incorporated into organic dielectric lattices to control the dynamic switching of nonlocal Mie resonances in the visible/NIR regions. The “closed gate” from oxidized PEDOT confines the light within dielectric nanocylinders and activates nonlocal Mie resonances, while the “opened gate” from reduced PEDOT facilitates ...
Dongqing Lin   +3 more
wiley   +1 more source

General technique for the integration of MIC/MMIC'S with waveguides [PDF]

open access: yes, 1987
A technique for packaging and integrating of a microwave integrated circuit (MIC) or monolithic microwave integrated circuit (MMIC) with a waveguide uses a printed conductive circuit pattern on a dielectric substrate to transform impedance and mode of ...
Geller, Bernard D., Zaghloul, Amir I.
core   +1 more source

Towards integrated superconducting detectors on lithium niobate waveguides

open access: yes, 2017
Superconducting detectors are now well-established tools for low-light optics, and in particular quantum optics, boasting high-efficiency, fast response and low noise.
Bartley, Tim J.   +17 more
core   +1 more source

Emergent Freestanding Complex Oxide Membranes for Multifunctional Applications

open access: yesAdvanced Materials, EarlyView.
This review surveys freestanding oxide membranes and covers fabrication and three pathways for studies and devices: strain‐free and strained membranes, and van der Waals‐integrated heterostructures. We show how coupled oxide responses map onto these routes and cross‐couple to expand behaviors.
Baowen Li   +6 more
wiley   +1 more source

Self‐Assembled Fluorescent Nanodiamond Layers for Quantum Imaging

open access: yesAdvanced Materials Interfaces, EarlyView.
We developed a simple, scalable method for coating surfaces with fluorescent nanodiamonds. By optimizing the coating process, we created uniform, dense layers that enable high‐resolution magnetic imaging using the nitrogen‐vacancy (NV) center in nanodiamonds. This approach enables the development of cost‐effective quantum‐sensing and imaging substrates
Katherine Chea   +8 more
wiley   +1 more source

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