Results 31 to 40 of about 419,538 (278)

The Role of the Directivity of Various THz Detectors in Multiplexing Systems

open access: yesApplied Sciences, 2022
Many modern and future systems, based on the wireless communication at the THz frequencies, could benefit from multichannel transmission. One of the possible approaches is to (de)multiplex several separate signals to and from a single transmission ...
Paweł Komorowski   +3 more
doaj   +1 more source

Joint Control of Radiated and Surface Waves via Space‐Time Coding Metasurfaces

open access: yesAdvanced Functional Materials, EarlyView.
A unified space‐time coding metasurface platform enables simultaneous control of radiated and surface‐confined waves across multiple harmonics. Demonstrated functionalities include multi‐frequency beam shaping; surface‐wave excitation, and hybrid multiplexing.
Zihao Dai   +6 more
wiley   +1 more source

Key Drivers of Brand Loyalty among Homogenous Firms: The Case of the Nigerian Telecommunication Industry

open access: yesStudies and Scientific Researches: Economics Edition, 2021
No firm operates in a vacuum without interacting within the immediate environment as well as reacting and counteracting with internal and external forces.
Obukohwo Oba Efayena   +2 more
doaj   +1 more source

Spectrally Tunable 2D Material‐Based Infrared Photodetectors for Intelligent Optoelectronics

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent optoelectronics through spectral engineering of 2D material‐based infrared photodetectors. Abstract The evolution of intelligent optoelectronic systems is driven by artificial intelligence (AI). However, their practical realization hinges on the ability to dynamically capture and process optical signals across a broad infrared (IR) spectrum.
Junheon Ha   +18 more
wiley   +1 more source

Three Network Dynamics in Iran: A McLuhanian Account

open access: yesInternational Journal of Communication, 2018
This article offers a new macrohistorical model of telecommunication and social relations with a focus on Iran as a case study. It shows how networks, as complex interacting forms of social associations, undergo historical changes through developments ...
Mehdi Mohsenian-Rad, Babak Rahimi
doaj   +2 more sources

Smarter Sensors Through Machine Learning: Historical Insights and Emerging Trends across Sensor Technologies

open access: yesAdvanced Functional Materials, EarlyView.
This review highlights how machine learning (ML) algorithms are employed to enhance sensor performance, focusing on gas and physical sensors such as haptic and strain devices. By addressing current bottlenecks and enabling simultaneous improvement of multiple metrics, these approaches pave the way toward next‐generation, real‐world sensor applications.
Kichul Lee   +17 more
wiley   +1 more source

Dissection of Herzberg’s Two-Factor Theory to Predict Job Satisfaction: Empirical Evidence from the Telecommunication Industry of Pakistan

open access: yesThe Lahore Journal of Business, 2020
Herzberg’s motivation theory is one of the most widely studied motivation theories. This theory is also known as the two-factor or dual-factor theory.
Seeham Yousaf
doaj  

All‐Aqueous Pullulan Fibers Enabling Visible‐to‐Near‐Infrared Waveguiding with Mechanical and Thermal Resilience

open access: yesAdvanced Functional Materials, EarlyView.
Pullulan, a biomass‐derived polysaccharide, is transformed into transparent optical fibers using a solvent‐free borax hydrogel‐spinning method. The fibers outperform PMMA with ≈200 MPa tensile strength and 200 °C stability, while uniquely guiding visible‐to‐NIR light and enabling additive‐free humidity sensing.
Yuya Fukata   +4 more
wiley   +1 more source

Online and Offline BIST in IP-Core Design [PDF]

open access: yes, 2001
This article presents an online and offline built-in self-test architecture implemented as an SRAM intellectual-property core for telecommunication applications.
Benso, Alfredo   +4 more
core   +1 more source

Covalent Organic Frameworks for Photocatalytic CO2 Reduction: Metal Integration Principles, Strategies and Functions

open access: yesAdvanced Functional Materials, EarlyView.
Covalent organic frameworks (COFs) with metals have been recognized as versatile platforms for photocatalytic CO2 reduction (CO2PRR). Herein, an overview of metal integration strategies for COFs is systematically summarized. Regulatory mechanisms and structure–activity relationships between metal integration and COF‐based CO2PRR are emphasized.
Jie He   +5 more
wiley   +1 more source

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