Results 231 to 240 of about 30,845 (250)

Tailoring Directive Gain for High-Contrast, Wide-Viewing-Angle Organic Light-Emitting Diodes Using Speckle Image Holograpy Metasurfaces

open access: yesACS Applied Materials & Interfaces, 2016
Holography metasurfaces have been used to control the propagation of light to an unprecedented level, exhibiting the immense potential for light steering in organic light-emitting diodes (OLEDs).
Lei Zhou, Qingdong Ou, Su Shen
exaly   +2 more sources

Optimization of Super-Directive Linear Arrays with Differential Evolution for High Realized Gain

open access: yes
Due to the low impedance and high feeding currents, it is naturally challenging to design super-directive antenna arrays that perfectly match the feed line, and this becomes almost impossible as the number of elements increases.
Okan Yurduseven, Michail Matthaiou
exaly   +2 more sources
Some of the next articles are maybe not open access.

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Ultrawideband planar bow‐tie with curved directive strips for gain enhancement

Microwave and Optical Technology Letters, 2020
Sun K Hong
exaly  

A miniaturised directive high gain metamaterial antenna using ELC ground for WiMAX application

International Journal of Electronics Letters, 2019
Naveen Mishra   +1 more
exaly  

Digitized Antenna Measurements of the Directive Gain (Computer Program Descriptions)

IEEE Transactions on Microwave Theory and Techniques, 1972
exaly  

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