Results 21 to 30 of about 73,275 (316)

Side-Chain Engineering in Small-Molecule Hole Transport Layer Materials for High-Performance QD-LEDs

open access: yes, 2023
By leveraging on the great advantage of low-cost solution processability, quantum-dot light-emitting diodes (QD-LEDs) based on polymeric hole transport layers (HTLs) have achieved great efficiency and stability.
Ming Yang (109148)   +8 more
core   +1 more source

LED Utilization in Cotton Color Measurement

open access: yesJournal of Natural Fibers, 2017
The color measurement of the cotton fiber is very important property of the cotton fiber and it plays important role in grading of cotton. Globally used color parameters of cotton fiber are Rd and +b.
Michal Vik, Nayab Khan, Martina Vikova
doaj   +1 more source

Light-emitting diodes and photodiodes in the deep ultra-violet range for absorption photometry in liquid chromatography, capillary electrophoresis and gas sensing [PDF]

open access: yes, 2016
Absorbance measurement in the deep ultra-violet range (below 300 nm) has been one of the most widely used detection methods for analytical techniques as a large number of organic compounds have strong absorption bands in the deep UV region.
Bui, Duy Anh
core   +1 more source

Nghiên cứu tính chất phát quang của ion đất hiếm Ce3+ trong thủy tinh aluminoborate

open access: yesTạp chí Khoa học và Công nghệ, 2023
Vật liệu thủy tinh oxit với thành phần Na2O:Al2O3:BaO:B2O3 (NABB) pha tạp ion Ce3+ với các nồng độ từ 0,1% đến 2,5% được tổng hợp bằng phương pháp nóng chảy.
Trịnh Ngọc Đạt   +4 more
doaj  

The Possibilities for Deployment Eco-Friendly Indoor Wireless Networks Based on LiFi Technology

open access: yesProceedings of the International Conference on Applied Innovations in IT, 2020
Recently, traffic demand for wireless data has increased the need for extending the spectrum to transmit numerous signals. However, the bandwidth of radio waves has been scrunching in the last few years with tremendous development of technology such as ...
Oleksandr Romanov   +2 more
doaj   +1 more source

Topolins and Red Light Improve the Micropropagation Efficiency of Passion Fruit (Passiflora edulis Sims) ‘Tainung No. 1’

open access: yesHortScience, 2020
Passion fruit is a commercial crop of economic importance worldwide, with recent increases in demand for high-quality plants for commercial production.
Ying-Chun Chen   +2 more
doaj   +1 more source

New light sources for in-vitro potato micropropagation

open access: yesBioscience Journal, 2015
This research work objective was to optimize the micropropagation of potato cultivars through the use of new light sources in the growth rooms. Treatments consisted of three potato cultivars (Asterix, Catucha and Macaca), and five light sources (blue ...
Paulo Sergio Gomes Rocha   +2 more
doaj   +1 more source

Ipomoea batatas (L.) Lam. cultivation in the conditions of light culture in vitro and ex vitro

open access: yesОвощи России, 2021
Relevance. Currently, food products that include prebiotics, in particular, inulin, are particularly popular. Interest in this substance is justified by its valuable properties – it is a good immunomodulator, cleanses the body of toxins, radionuclides ...
E. A. Kalashnikova   +9 more
doaj   +1 more source

Smart receiver for visible light communications: Design and Analysis [PDF]

open access: yes, 2012
This paper presents the concept, design and analysis for a visible light communications receiver to guard against blocking and enhance mobility. Different geometrical shapes have been investigated, with two being chosen and analyzed in MATLAB for the ...
Haigh, P. A.   +14 more
core   +1 more source

Low doses effect in GaP light-emitting diodes

open access: yesSemiconductor Physics, Quantum Electronics & Optoelectronics, 2016
The paper is devoted to the electrophysical characteristics study of serial red and green GaP light-emitting diodes (LEDs) irradiated with low α-particles doses (Φ ≤ 1012 cm–2).
O.M. Hontaruk
doaj   +1 more source

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