Results 21 to 30 of about 29,517 (264)

Study of Postharvest Quality and Antioxidant Capacity of Freshly Cut Amaranth after Blue LED Light Treatment

open access: yesPlants, 2021
Freshly cut vegetables are susceptible to microbial contamination and oxidation during handling and storage. Hence, light-emitting diode technology can effectively inhibit microbial growth and improve antioxidant enzyme activity.
Siyuan Jin, Zhaoyang Ding, Jing Xie
doaj   +1 more source

Investigation of Quantum Dot Color Filter Micro-LED Display

open access: yesPhotonic Sensors, 2023
In this work, we present the investigation of the quantum dot color filter (QDCF) micro-light emitting diode (micro-LED) display. Green and red quantum dot photoresist (QDPR) materials are patterned into a pixelated array and precisely bonded with an all-
Xuhui Peng   +5 more
doaj   +1 more source

Coherence properties of different light sources and their effect on the image sharpness and speckle of holographic displays

open access: yesScientific Reports, 2017
Coherence properties of different light sources and how they affect the image quality of holographic display are investigated. Temporal coherence is related to the intrinsic spectrum bandwidth of the light source, while spatial coherence can be affected ...
Yuanbo Deng, Daping Chu
doaj   +1 more source

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

Improved Optical Efficiency of 850-nm Infrared Light-Emitting Diode with Reflective Transparent Structure

open access: yesMicromachines, 2023
This study investigated a reflective transparent structure to improve the optical efficiency of 850 nm infrared light-emitting diodes (IR-LEDs), by effectively enhancing the number of extracted photons emitted from the active region.
Hyung-Joo Lee   +3 more
doaj   +1 more source

Light-emitting diode effects on combined decellularization of tracheae. A novel approach to obtain biological scaffolds [PDF]

open access: yesActa Cirúrgica Brasileira, 2014
PURPOSE: To obtain a decellularized tracheal scaffold associating traditional approaches with the novel light-emitting diode (LED) proposal.METHODS:This study was performed with New Zealand adult rabbits weighing 3.0 - 4.0 kg.
Thaiane Cristine Evaristo   +8 more
doaj   +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

Analysis of Sr2Mg (BO3)2Tb3+ Green Emitting Phosphor for Solid State Lighting: Implication for Light Emitting Diode (LED)

open access: yesInternational Journal of Electronics and Communications System, 2021
With the assist of  customized step wise combustion synthesis method Sr2Mg(BO3)2: Tb3+  phosphors were synthesize along with the luminescent proprieties, XRD, chromaticity coordinates with effect of emission intensity with related with the corresponding ...
Vishal R Panse   +4 more
doaj   +1 more source

The reflection of diode technology light emitting (LED) on the modular design of external lighting

open access: yesالاكاديمي, 2017
Search marked (the reflection of diode technology light emitting (LED) on the modular design of external lighting) is an analytical study of the units, external lighting for gardens and adopted in its work on the diode technology emitting light to reach ...
Esam Nouri Majeed
doaj   +1 more source

USP29‐regulated noncanonical stabilization of the hypoxia‐inducible factor‐α in aggressive prostate cancer

open access: yesMolecular Oncology, EarlyView.
We identify USP29 as the only DUB mirroring CA9 expression, a marker of hypoxia and HIF pathway activation associated with PCA aggressiveness. USP29 stabilizes HIF‐1α and HIF‐2α via a noncanonical mechanism that is independent of PHD/pVHL activity yet relies on proteasomal regulation, establishing USP29 as a previously unrecognized regulator of hypoxic
Amelie S Schober   +16 more
wiley   +1 more source

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