Results 161 to 170 of about 3,567,940 (354)

Polaritons in Non‐Fullerene Acceptors for High Responsivity Angle‐Independent Organic Narrowband Infrared Photodiodes

open access: yesAdvanced Optical Materials, EarlyView.
High‐performance narrowband NIR organic photodiodes are essential for miniaturized imaging, sensing, and wearable systems, yet existing approaches suffer from angular sensitivity and limited material compatibility. This work demonstrates the first polariton‐enhanced OPDs with angle‐independent response, sub‐45 nm bandwidth, and record responsivity (0 ...
Ahmed Gaber Abdelmagid   +7 more
wiley   +1 more source

Vision 2020: 2000 Separations Roadmap

open access: green, 2000
Stephen L. Adler   +4 more
openalex   +2 more sources

On–Off Switchable Micromotors for Use in Steerable Microvehicles

open access: yesAdvanced Robotics Research, EarlyView.
Electrically controllable micromotors and microvehicles are developed by tuning the diffusion of the fuel. Self‐propelled micromotors using bubble propulsion show great promise for miniaturized devices with multiuse purposes such as cargo delivery and sensing. However, there is currently no method to electrically switch the micromotors on or off. Here,
Hugo Severinsson   +3 more
wiley   +1 more source

Recent Advances in Variable‐Stiffness Robotic Systems Enabled by Phase‐Change Materials

open access: yesAdvanced Robotics Research, EarlyView.
Phase‐change materials (PCMs), such as shape memory alloys, hydrogels, shape memory polymers, liquid crystal elastomers, and low‐melting‐point alloys, are driving advancements in stiffness‐tunable robotic systems across a wide range of applications. This review highlights recent progress in PCM‐enabled robotics, focusing on their underlying mechanisms,
Sukrit Gaira   +5 more
wiley   +1 more source

Yaruqui-Ecuador: An ongoing district VISION 2020 programme

open access: yesCommunity Eye Health Journal, 2005
In the Tumbaco valley, 40 km northwest of the capital city of Ecuador, Quito, there is a group of eight small towns with a population of 150,000 inhabitants, most of whom are mixed race (Mestizo) and 15% are indigenous people.
Felipe Chiriboga
doaj  

Computer Vision – ECCV 2020: 16th European Conference, Glasgow, UK, August 23–28, 2020, Proceedings, Part IV

open access: yesEuropean Conference on Computer Vision, 2020
A. Vedaldi   +3 more
semanticscholar   +1 more source

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