Results 61 to 70 of about 45,867 (290)

Substrate Integrated Waveguide Horn Antenna for 60 GHz Band [PDF]

open access: yes, 2015
The paper presents the design and fabrication of a H-plane substrate integrated waveguide (SIW) horn antenna. The antenna operates at 60 GHz band and is equipped with a SIW-to-WR15 transition. Experimental results prove that the antenna achieves the gain
Lambor, J.
core  

Chalcogenide Glass-on-Graphene Photonics [PDF]

open access: yes, 2017
Two-dimensional (2-D) materials are of tremendous interest to integrated photonics given their singular optical characteristics spanning light emission, modulation, saturable absorption, and nonlinear optics.
A Grigorenko   +73 more
core   +2 more sources

Two‐Dimensional Materials as a Multiproperty Sensing Platform

open access: yesAdvanced Functional Materials, EarlyView.
Various sensing modalities enabled and/or enhanced by two‐dimensional (2D) materials are reviewed. The domains considered for sensing include: 1) optoelectronics, 2) quantum defects, 3) scanning probe microscopy, 4) nanomechanics, and 5) bio‐ and chemosensing.
Dipankar Jana   +11 more
wiley   +1 more source

A Review of Substrate Integrated Waveguide End-Fire Antennas

open access: yesIEEE Access, 2018
Substrate integrated waveguide (SIW) is a planar waveguide structure, which offers the advantages of low profile, ease of fabrication, low insertion loss, and compatibility with other planar circuits.
Yufan Cao   +4 more
doaj   +1 more source

Three‐dimensional Antimony Sulfide Based Flat Optics

open access: yesAdvanced Functional Materials, EarlyView.
This work presents the development of a grayscale electron beam lithography (g‐EBL) method for fabricating antimony trisulfide (Sb2S3) nanostructures with customizable 3D profiles. The refractive index of g‐EBL patterned Sb2S3 is determined based on the synergy of genetic algorithm and transfer matrix method.
Wei Wang   +18 more
wiley   +1 more source

Peningkatan Persentase Lebar Pita Antena 5G Substrate Integrated Waveguide dengan Slot Dumbbell

open access: yesJurnal Elkomika
ABSTRAK Antena Substrate Integrated Waveguide (SIW) konvensional memiliki lebar pita impedansi yang sempit. Penelitian ini mengusulkan perbaikan lebar pita impedansi antena SIW dengan mempergunakan slot dumbbell elips.
DIAN WIDI ASTUTI   +3 more
doaj   +1 more source

A Substrate Integrated Gap Waveguide Based Wideband 3-dB Coupler for 5G Applications

open access: yesIEEE Access, 2018
A wideband 3-dB coupler using substrate integrated gap waveguide (SIGW) is proposed based on the principle of the branch-line coupler structure. The SIGW coupler design is comprehensively studied.
Dongya Shen, Ke Wang, Xiupu Zhang
doaj   +1 more source

Roll‐to‐Roll Mechanical Exfoliation for Large‐Area van der Waals Films with Preserved Crystallographic Alignment

open access: yesAdvanced Functional Materials, EarlyView.
A roll‐to‐roll exfoliation method is demonstrated that preserves the crystallographic alignment of anisotropic 2D materials over large areas, enabling scalable fabrication of directional electronic and optoelectronic devices. Abstract Anisotropic 2D materials such as black phosphorus (BP), GeS or CrSBr, exhibit direction‐dependent optical and ...
Esteban Zamora‐Amo   +14 more
wiley   +1 more source

Characteristics and application of the asymmetric slab waveguide in optical integrated circuit [PDF]

open access: yes, 2008
In this chapter, consists of demand in optical networking for photonic components that meet performance criteria as well as economic requirements has opened the door for novel technologies capable of high-yield
Adam, Ismahayati   +3 more
core  

RF MEMS Based Tunable Bowtie Shaped Substrate Integrated Waveguide Filter [PDF]

open access: yes, 2015
A tunable bandpass filter based on a technique that utilizes substrate integrated waveguide (SIW) and double coupling is presented. The SIW based bandpass filter is implemented using a bowtie shaped resonator structure.
Baharudin, Z.   +4 more
core   +1 more source

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