Articles with "lighting device" as a keyword



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Magnetically Driven Powerless Lighting Device with Kirigami Structured Magneto-Mechanoluminescence Composite.

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Published in 2023 at "Advanced science"

DOI: 10.1002/advs.202207722

Abstract: The energy crisis and global shift toward sustainability drive the need for sustainable technologies that utilize often-wasted forms of energy. A multipurpose lighting device with a simplistic design that does not need electricity sources or… read more here.

Keywords: kirigami; kirigami structured; lighting device; device ... See more keywords
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A photon-recycling incandescent lighting device

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Published in 2023 at "Science Advances"

DOI: 10.1126/sciadv.adf3737

Abstract: Energy-efficient, healthy lighting is vital for human beings. Incandescent lighting provides high-fidelity color rendering and ergonomic visual comfort yet is phased out owing to low luminous efficacy (15 lumens per watt) and poor lifetime (2000… read more here.

Keywords: incandescent lighting; recycling incandescent; photon recycling; luminous efficacy ... See more keywords
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Novel design of smart sleep-lighting system for improving the sleep environment of children

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Published in 2019 at "Technology and Health Care"

DOI: 10.3233/thc-199002

Abstract: BACKGROUND: Children struggle to fall asleep by themselves because of their physiological characteristics. Therefore, research has been carried on various devices (such as a smartphone) to assist in improving the sleep quality of children. However,… read more here.

Keywords: sleep environment; sleep lighting; sleep; lighting device ... See more keywords
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A Luminous Efficiency-Enhanced Laser Lighting Device with a Micro-Angle Tunable Filter to Recycle Unconverted Blue Laser Rays

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Published in 2021 at "Micromachines"

DOI: 10.3390/mi12101144

Abstract: In this work, a phosphor converter with small thickness and low concentration, based on a micro-angle tunable tilted filter (ATFPC), was proposed for hybrid-type laser lighting devices to solve the problem of silicone phosphor converters’… read more here.

Keywords: micro angle; laser lighting; filter; angle tunable ... See more keywords