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7 Results Found

  • Article
  • Open Access
26 Citations
3,724 Views
11 Pages

Experimental Demonstration of a Multichannel Elastic Wave Filter in a Phononic Crystal Slab

  • Mohd Syafiq Faiz,
  • Mahmoud Addouche,
  • Ahmad Rifqi Md. Zain,
  • Kim S. Siow,
  • Amar Chaalane and
  • Abdelkrim Khelif

2 July 2020

With the aim of selecting particular frequencies of interest and rejecting others, the waveguiding and filtering properties of a two-dimensional phononic crystal slab are investigated in the context of a filtering application. To this end, we designe...

  • Article
  • Open Access
9 Citations
2,528 Views
8 Pages

Reverse Design of On-Chip Terahertz Demultiplexers

  • Guofeng Zhu,
  • Feng Huang,
  • Zhenrong Dai,
  • Xuewei Ju,
  • Shuncong Zhong and
  • Xiangfeng Wang

10 September 2021

The reverse design method (RDM) is a frontier direction in the optical research field. In this work, RDM is applied to the design of terahertz demultiplexers, including two-port and three-port terahertz demultiplexers, with areas of 3 mm × 3 mm and 5...

  • Article
  • Open Access
24 Citations
4,910 Views
14 Pages

10 February 2020

In this study, a tunable graphene plasmonic filter and a two-channel demultiplexer are proposed, simulated, and analyzed in the mid-infrared (MIR) region. We discuss the optical transmission spectra of the proposed cross-shaped resonator and the two-...

  • Article
  • Open Access
4 Citations
2,105 Views
18 Pages

11 December 2023

Optimization of the structure of piezoelectric transducers such as the proper design of matching layers can increase maximum wave energy transmission to the host structure and transducer sensitivity. A novel configuration of an ultrasonic transducer,...

  • Article
  • Open Access
7 Citations
2,968 Views
14 Pages

Chiral Dual-Core Photonic Crystal Fiber for an Efficient Circular Polarization Beam Splitter

  • She Li,
  • Yibing Li,
  • Hongwei Lv,
  • Changtong Ji,
  • Hongze Gao and
  • Qian Sun

As a function of a circular polarization beam splitter (CPBS), combining a linear polarization beam splitter with a quarter-wave plate results in a polarization error in a circular polarization fiber-optic circuit. To relieve the error, chiral dual-c...

  • Article
  • Open Access
1 Citations
1,857 Views
12 Pages

4 March 2021

A partial receiving scheme based on limited angular aperture multi-beam receiving and demultiplexing can solve the difficulty caused by the divergence of the vortex beam in the conventional whole beam receiving scheme and realize the long-distance tr...

  • Article
  • Open Access
13 Citations
4,307 Views
19 Pages

Electrochemical Aptasensor for the Detection of the Key Virulence Factor YadA of Yersinia enterocolitica

  • Maria G. Sande,
  • Débora Ferreira,
  • Joana L. Rodrigues,
  • Luís D. R. Melo,
  • Dirk Linke,
  • Carla J. Silva,
  • Felismina T. C. Moreira,
  • Maria Goreti F. Sales and
  • Ligia R. Rodrigues

8 August 2022

New point-of-care (POC) diagnosis of bacterial infections are imperative to overcome the deficiencies of conventional methods, such as culture and molecular methods. In this study, we identified new aptamers that bind to the virulence factor Yersinia...