Results 81 to 90 of about 6,640,031 (344)

Optimized LED-Integrated Agricultural Facilities for Adjusting the Growth of Water Bamboo (Zizania latifolia)

open access: yesApplied Sciences, 2020
We investigated a light emitting diode (LED) lighting system applied to a water bamboo field during winter season at night, and the results indicated that this lighting system can prevent the stunting of water bamboo leaves and further assist its growth.
Vincent K. S. Hsiao   +11 more
doaj   +1 more source

Multidimensional‐Encoded High‐Fidelity Spectrometers With a Floating‐Base Bipolar Junction

open access: yesAdvanced Functional Materials, EarlyView.
A floating‐base bipolar junction photodetector enables multidimensional spectral encoding through synergistic gate‐ and drain‐bias modulation of interfacial barrier matching. The resulting complementary spectral responses form a diverse, weakly correlated response matrix, enabling robust and high‐fidelity spectral reconstruction even at sub‐nanoampere ...
Sang‐Hyeon Lee   +11 more
wiley   +1 more source

Sertifikat haki Media Light Emitting Diode (LED) Untuk Pembelajaran Motorik kasar

open access: yes, 2022
Sertifikat haki Media Light Emitting Diode (LED) Untuk Pembelajaran Motorik ...
Juli Candra, JC
core   +1 more source

In vitro effect of 470 nm LED (Light Emitting Diode) in keloid fibroblasts Efeito in vitro do LED (Light Emitting Diode) de 470 nm em fibroblastos de quelóide

open access: yesActa Cirúrgica Brasileira, 2011
Purpose: To quantify keloid fibroblasts after irradiation with 470nm blue LED, in vitro. Methods: Fibroblasts from keloid and adjacent skin have been obtained from 6 patients. Cells have been cultivated and maintained in DMEM culture medium.
Silvilena Bonatti   +6 more
doaj   +1 more source

Design of passive coolers for light-emitting diode lamps using topology optimisation

open access: yesInternational Journal of Heat and Mass Transfer, 2018
Topology optimised designs for passive cooling of light-emitting diode (LED) lamps are investigated through extensive numerical parameter studies. The designs are optimised for either horizontal or vertical orientations and are compared to a lattice-fin ...
Joe Alexandersen   +3 more
semanticscholar   +1 more source

Configuration‐Encoded Cell Alignment by Light‐Gated Silicon Photovoltaic Microcell Arrays

open access: yesAdvanced Functional Materials, EarlyView.
Light‐gated silicon photovoltaic microcells convert pulsed illumination into localized electrical cues. Arranging otherwise similar microcells into four‐lobed, six‐lobed, or circular patterns directs fibroblasts into corresponding local arrangements without wired stimulation.
Yifan Tao   +7 more
wiley   +1 more source

A schematic diagram of the light emitting diode (LED) source circuit.

open access: yes, 2020
A schematic diagram of the light emitting diode (LED) source circuit.
Michael W. Prairie (8374188)   +5 more
core   +1 more source

Molecular Bridges for 2D Nanomaterials

open access: yesAdvanced Functional Materials, EarlyView.
Molecular cross‐linking provides a versatile strategy to engineer interfaces in 2D materials. By tuning the linker backbone, binding mode, and interflake spacing, molecular bridges can regulate charge transport, mechanical integrity, chemical functionality, and processing.
Yudhajit Bhattacharjee   +3 more
wiley   +1 more source

Analysis and Modeling of Optical and Thermal Properties of Phosphor Converted White Light Emitting Diode

open access: yesIEEE Access, 2019
Based on the energy flow inside phosphor materials, a prediction model and its modeling method for the thermal effect and optical properties of phosphor converted white light emitting diode (LED) are proposed in this paper.
Xuehua Shen   +6 more
doaj   +1 more source

Retinal endoilluminator toxicity of xenon and light-emitting diode (LED) light source: rabbit model

open access: yes, 2014
Objective: This study evaluates retinal toxicity due to endoillumination with the light-emitting diode (LED) light source in comparison to endoillumination with xenon light ...
Yakin, Mehmet   +7 more
core   +1 more source

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