Results 61 to 70 of about 60,430 (296)

Visible Light Communications towards 5G [PDF]

open access: yes, 2015
5G networks have to offer extremely high capacity for novel streaming applications. One of the most promising approaches is to embed large numbers of co-operating small cells into the macro-cell coverage area.
Chvojka, P.   +3 more
core   +2 more sources

Universal Electronic‐Structure Relationship Governing Intrinsic Magnetic Properties in Permanent Magnets

open access: yesAdvanced Functional Materials, EarlyView.
Permanent magnets derive their extraordinary strength from deep, universal electronic‐structure principles that control magnetization, anisotropy, and intrinsic performance. This work uncovers those governing rules, examines modern modeling and AI‐driven discovery methods, identifies critical bottlenecks, and reveals electronic fingerprints shared ...
Prashant Singh
wiley   +1 more source

Innovative Stacked Yellow and Blue Mini-LED Chip for White Lamp Applications

open access: yesMicromachines
This study introduces a novel approach for fabricating vertically stacked mini-LED arrays, integrating InGaN yellow and blue epitaxial layers with a stress buffer layer to enhance optoelectronic characteristics and structural stability.
Tzu-Yi Lee   +11 more
doaj   +1 more source

OLED Lighting in Automotive Applications

open access: yesLight, Energy and the Environment, 2016
The presentation will address the challenges of using OLED lighting in automotive applications. The current status of OLED technology as well as the future perspective of OLED technology in automotive lighting will be highlighted.
openaire   +2 more sources

Novel Functional Materials via 3D Printing by Vat Photopolymerization

open access: yesAdvanced 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   +3 more
wiley   +1 more source

Learning Media Simulators Lighting System with Proteus Software in Vocational Schools

open access: yesJournal of Education Technology
Simulators are a medium that students need to be able to learn safely, efficiently, and effectively. Simulators can be used as an alternative pre-practice media that can support the smooth learning process of students to avoid trial and error incidents.
Hilmy Wikan Imamhady   +1 more
doaj   +1 more source

Ultra Low Carbon Vehicles: New Parameters for Automotive Design [PDF]

open access: yes, 2010
As the influence of vehicle emissions on our environment has become better understood, the UK government has recently placed urgent emphasis on the implementation of low carbon technologies in the automotive industry through: the UK Low Carbon ...
Conti, Matteo, English, Stuart
core  

Dispensing Volumetric Additive Manufacturing

open access: yesAdvanced Functional Materials, EarlyView.
Dispensing volumetric additive manufacturing (DVAM) prints 3D structures inside a photocurable resin droplet suspended from the tip of a glass pipette, enabling sequential printing without resin vats or manual part removal. Real‐time droplet profiling and ray‐tracing‐based correction compensate for optical distortion at the curved resin‐air interface ...
Hongryung Jeon   +5 more
wiley   +1 more source

Investigate the reason why taxi drivers don’t use the lighting automobile system overnight in urban streets of a western metropolis of Iran

open access: yesSalāmat-i kār-i Īrān, 2017
Background and aims: taxi drivers are a large group of professional drivers, who spend so much time in driving. Considering traffic collisions as one of the Traffic Safety System in the country, modification of improper driving behaviors of this group ...
majid Motamedzade   +5 more
doaj  

Adaptive Twisting Metamaterials

open access: yesAdvanced Materials, EarlyView.
This work introduces torque‐controlled twisting metamaterials as a transformative platform for adaptive crashworthiness. By combining multiscale predictive modeling with experimental validation on additively manufactured gyroids, it demonstrates tunable stiffness, collapse stress, and energy absorption.
Mattia Utzeri   +6 more
wiley   +1 more source

Home - About - Disclaimer - Privacy