Results 81 to 90 of about 3,638,639 (284)

Tailoring Phonon‐Driven Responses in α‐MoO3 through Isotopic Enrichment

open access: yesAdvanced Materials, EarlyView.
ABSTRACT The implementation of polaritonic materials into nanoscale devices requires selective tuning of parameters to realize desired spectral or thermal responses. One robust material, α‐MoO3, an orthorhombic crystal boasting three distinct phonon dispersions, provides three polaritonic dispersions of hyperbolic phonon polaritons (HPhPs) across the ...
Thiago S. Arnaud   +31 more
wiley   +1 more source

Study of Future Wireless Technology: Li-Fi [PDF]

open access: yes, 2016
Since the day earth exists, human is going develop day by day. New technologies are generated as human beings are developing. Now, internet is a compulsory part of our life. We are using Wi-Fi for internet access. But it has some limitations, so there is
Gupta, P. (Priyanka)   +2 more
core  

A fast secure and more reliable underwater communication system based on light fidelity technology

open access: yesScientific Reports
Underwater communication is essential for industries such as marine research, offshore exploration, defense, and telecommunications. Traditional methods, including acoustic and radio waves, suffer from bandwidth limitations, high latency, and ...
M. Sami Ataa, Eman E. Sanad
doaj   +1 more source

Nocturnal Intraocular Pressure Monitoring With a Soft Contact Lens Sensor for Glaucoma Management

open access: yesAdvanced Materials, EarlyView.
A soft contact lens sensor enables continuous, noninvasive monitoring of nocturnal intraocular pressure (IOP) under closed‐eye sleep conditions. By integrating a highly compliant inductive–capacitive circuit onto a commercial lens, the device achieves record sensitivity and stable performance.
Yumin Dai   +19 more
wiley   +1 more source

Biodegradable Chitosan Films as Green Resists for Gold Nanowires Fabrication Through AFM‐Based Nanolithography

open access: yesAdvanced Materials Interfaces, EarlyView.
Schematic illustration of a sustainable nanofabrication process: chitosan derived from natural sources is used as a biodegradable thin film resist, patterned via Constant Pulse‐Assisted Force Lithography (CP‐AFL) to create tunable nanogrooves. These grooves template gold nanowire formation, enabling high‐resolution nanopatterning under ambient ...
Paolo Pellegrino   +7 more
wiley   +1 more source

Li-Fi (LED Based Data Transfer)

open access: yes, 2016
This paper states Li-Fi is an LED based alternative that uses visible light spectrum instead of radio frequency spectrum. Li-Fi not only eliminates the problem of radio frequency congestion but it also helps in transferring data in places where radio ...
, Nikhil Gujral, Sagar Dolas, Love Thakur, Samay Nikam
core   +1 more source

Li-Fi for Augmented Reality Glasses: A Proof of Concept

open access: yes, 2022
S.263-268Reliable connectivity is a mandatory requirement for modern augmented reality (AR) glasses. For some applications, current radio frequency-based wireless communication technologies fail to meet sophisticated data rate, latency and interference ...
Schneider, Tobias   +3 more
core   +1 more source

Performance Analysis of 8-bit ODACs for VLC Applications [PDF]

open access: yesRadioengineering, 2017
A discrete optical power level stepping technique in visible light communication (VLC), also known, as an optical digital to analog conversion (ODAC) has been proposed.
A. Dobesch   +3 more
doaj  

TAHLIL MUHTAWA KITAB "AL-LUGHAH AL-'ARABIYAH" LI AL-SHAF AL-KHAMIS FI MALAYSIA

open access: yesArabiyat, 2015
This study aims to analyze and critique the textbook for students of the fifth year or second-year secondary high school at Malaysian Madrasa. And it adopted a researcher at the research on the descriptive and analytical approach imposed by the nature of
Wiaam Mohammad Syairozi
doaj   +1 more source

Characterization of Droplet Formation in Ultrasonic Spray Coating: Influence of Ink Formulation Using Phase Doppler Anemometry and Machine Learning

open access: yesAdvanced Materials Technologies, EarlyView.
This study explores how machine learning models, trained on small experimental datasets obtained via Phase Doppler Anemometry (PDA), can accurately predict droplet size (D32) in ultrasonic spray coating (USSC). By capturing the influence of ink complexity (solvent, polymer, nanoparticles), power, and flow rate, the model enables precise droplet control
Pieter Verding   +5 more
wiley   +1 more source

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