Novel narrowband microstrip filters for wireless communications systems by Farhat, Mohamad

“…The various ‘C-shape’ open-loop ring resonators were developed and fabricated, namely ‘Embedded-Square’ and ‘Embedded-Triangle’ resonators, exhibited a quasielliptic function bandpass filter response free from spurii across an ultra-wide bandwidth. …”
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Photonic controlled metasurface for intelligent antenna beam steering applications including 6G mobile communication systems by Muqdad, Zainab S., Alibakhshikenari, Mohammad, Elwi, Taha A., Hassain, Zaid A. Abdul, Virdee, Bal Singh, Sharma, Richa, Khan, Salahuddin, Tokan, Nurhan Türker, Livreri, Patrizia, Falcone, Francisco, Limiti, Ernesto

“…The metasurface layer is a lattice pattern of square framed rhombus ring shaped unit-cells that are interconnected by PIN photodiodes. …”
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Islamizing engineering curriculum by Shuriye, Abdi Omar

“…My contention in this paper is to establish the compatibility of the two streams, science and religion, as the justi$ring evidence of both holds identical caliber, an account that indicates the impossibility of ones existence without the other. …”
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Studies of complexes derived from 5-acetylamino-1,2-benzoquinone 2-oxime and related ligands by Barjesteh, Hengameh.

“…For all complexes i.r. studies indicate the involvement of the ring CO in bonding. Their electronic spectra show strong absorption in the u.v. region which tails into the visible but d - d transitions have been clearly Identified for Ni(5-Acqo)2.6H20 and Mn(5-Acqo)3 .H20. …”
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Microwave absorber based on biocomposites derived from agricultural wastes with reinforcement of poly lactic acid by Baharudin, Elfarizanis

“…The fibers samples are prepared in 0.3 mm particle size, meanwhile the polymer and biocomposites are in ring shaped forms using mix and blend process and injection moulding. …”
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Application of functionally graded materials for severe plastic deformation and smart materials: experimental study and finite element analysis by Jamian, Saifulnizan

“…The thick�walled pressure vessel was replaced by a system of discrete rectangular cross-section ring elements interconnected along circumferential nodal circles. …”
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