Results 61 to 70 of about 29,451 (299)

Terahertz Reconfigurable Planar Graphene Hybrid Yagi–Uda Antenna

Nanomaterials
In this paper, we design a frequency reconfigurable antenna for terahertz communication. The antenna is based on a Yagi design, with the main radiating elements being a pair of dipole antennas printed on the top and bottom of a dielectric substrate ...
Qimeng Liu, Renbin Zhong, Boli Xu, Jiale Dong, Gefu Teng, Ke Zhong, Zhenhua Wu, Kaichun Zhang, Min Hu, Diwei Liu   +9 more
doaj   +1 more source

Single-, Dual- and Triple-band Frequency Reconfigurable Antenna [PDF]

, 2014
The paper presents a frequency reconfigurable slot dipole antenna. The antenna is capable of being switched between single-band, dual-band or triple-band operation.
Hamid, M. R., Idris, I. H., Jamaluddin, M. H., Kelly, J. R., Majid, H. A., Rahim, M. K. A.   +5 more
core   +1 more source

Reconfigurable dual band microstrip patch antenna for software defined radio applications [PDF]

, 2010
In this paper, a reconfigurable microstrip patch antenna with RF pin diode switches is implemented for dual band of 2.4 GHz and 5.6 GHz Software Defined Radio (SDR) applications.
Croq, Daniel, Iizuka, Luxey, Maddela, Shynu, Sung, Zaid   +7 more
core   +3 more sources

Intrinsic Nanopore‐Assisted SnP2S6 Memristors With Ti Ion Dynamics for Compact Logic‐In‐Memory Hardware

Advanced Functional Materials, EarlyView.
Tin hexathiophosphate memristors leverage intrinsic nanopores together with a guided filament formation strategy to regulate titanium ion motion and switching behavior. The devices support reliable nonvolatile memory and reconfigurable logic‐in‐memory, demonstrating 14 Boolean logic functions in a single cell.
Thaw Tint Te Tun, Sanchali Mitra, Hongxi Su, Jiali Huo, Haofei Zheng, Michel Bosman, Yee Sin Ang, Kah‐Wee Ang   +7 more
wiley   +1 more source

A reconfigurable H-shape antenna for wireless applications [PDF]

, 2010
The official published version of this article can be obtained from the link below - Copyright @ EuCAP2010This paper presents a novel H-Shaped reconfigurable microstrip patch antenna fed by a Grounded Coplanar Waveguide (GCPW) for wireless applications.
AbuTarboush, HF, Al-Raweshidy, H, Budimir, D, Nasr, KM, Nilavalan, R   +4 more
core   +1 more source

Millimeter Wave Communications with Reconfigurable Antennas

, 2018
The highly sparse nature of propagation channels and the restricted use of radio frequency (RF) chains at transceivers limit the performance of millimeter wave (mmWave) multiple-input multiple-output (MIMO) systems. Introducing reconfigurable antennas to
He, Biao, Jafarkhani, Hamid
core   +1 more source

Novel Functional Materials via 3D Printing by Vat Photopolymerization

Advanced Functional Materials, EarlyView.
This Perspective systematically analyzes strategies for incorporating functionalities into 3D‐printed materials via Vat Photopolymerization (VP). It explores the spectrum of achievable functionalities in recently reported novel materials—such as conductive, energy‐storing, biodegradable, stimuli‐responsive, self‐healing, shape‐memory, biomaterials, and
Sergey S. Nechausov, Patrick Fesser, Boris A. Bulgakov, Ulrich S. Schubert   +3 more
wiley   +1 more source

Reconfigurable Intelligent Surfaces for Wireless Communications: Principles, Challenges, and Opportunities

, 2020
Recently there has been a flurry of research on the use of reconfigurable intelligent surfaces (RIS) in wireless networks to create smart radio environments.
ElMossallamy, Mohamed A., Han, Zhu, Li, Geoffrey Ye, Seddik, Karim G., Song, Lingyang, Zhang, Hongliang   +5 more
core  

Gain-Reconfigurable Hybrid Metal-Graphene Printed Yagi Antenna for Energy Harvesting Applications [PDF]

, 2019
This paper presents a hybrid metal-graphene printed Yagi antenna with reconfigurable gain that operates in the 5.5-GHz band. The balun and the driven elements are made of copper, while the directors are made of graphene.
Alex-Amor, Antonio, de la Fuente, Elena, Fernández-González, José M., Muriel-Barrado, Alfonso, Padilla, Pablo, Palomares-Caballero, Ángel, Valenzuela-Valdés, Juan Francisco   +6 more
core  

Experimental Demonstration of >230{\deg} Phase Modulation in Gate-Tunable Graphene-Gold Reconfigurable Mid-Infrared Metasurfaces [PDF]

, 2017
Metasurfaces offer significant potential to control far-field light propagation through the engineering of amplitude, polarization, and phase at an interface. We report here phase modulation of an electronically reconfigurable metasurface and demonstrate
Atwater, Harry A., Brar, Victor W., Fountaine, Katherine T., Garcia, Juan C., Hon, Philip W. C., Ponti, Samuel M., Sherrott, Michelle C., Sweatlock, Luke A.   +7 more
core   +4 more sources