Results 1 to 10 of about 40,808 (120)

High-speed multiwavelength InGaAs/InP quantum well nanowire array micro-LEDs for next generation optical communications

open access: yesOpto-Electronic Science, 2023
Miniaturized light sources at telecommunication wavelengths are essential components for on-chip optical communication systems. Here, we report the growth and fabrication of highly uniform p-i-n core-shell InGaAs/InP single quantum well (QW) nanowire ...
Fanlu Zhang   +12 more
doaj   +1 more source

Cyclopentadienone triisocyanide iron complexes: general synthesis and crystal structures of tris(2,6-dimethylphenyl isocyanide)(η4-tetraphenylcyclopentadienone)iron and tris(naphthalen-2-yl isocyanide)(η4-tetraphenylcyclopentadienone)iron acetone hemisolvate

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2023
Irradiation of a toluene solution containing cyclopentadienone tricarbonyl iron complexes and isocyanides with blue LEDs afforded the formation and isolation of 12 triisocyanide complexes, two of which, namely tris(2,6-dimethylphenyl isocyanide)(η4 ...
André Bütikofer, Peter Chen
doaj   +1 more source

Hybrid Impedance-Admittance Control for Upper Limb Exoskeleton Using Electromyography

open access: yesApplied Sciences, 2020
Exoskeletons are wearable mobile robots that combine various technologies to enable limb movement with greater strength and endurance, being used in several application areas, such as industry and medicine.
Lucas D. L. da Silva   +4 more
doaj   +1 more source

Application of wide-spectrum light-emitting diodes in the indoor production of cucumber and tomato seedlings

open access: yesActa Agrobotanica, 2023
Horticulture is now revolutionized by advancements in light-emitting diode (LED) lighting. New technologies enable knowledge expansion on how plants require different spectral illumination for optimal growth and development.
Alicja Tymoszuk   +5 more
doaj   +1 more source

A Cost Analysis of Implementing a Blockchain Architecture in a Smart Grid Scenario Using Sidechains

open access: yesSensors, 2020
Smart grid systems have become popular and necessary for the development of a sustainable power grid. These systems use different technologies to provide optimized services to the users of the network.
Iago Sestrem Ochôa   +5 more
doaj   +1 more source

Energy­Saving Lighting of Agricultural Premises and its Parameters Calculation

open access: yesСельскохозяйственные машины и технологии, 2021
he properly selected lighting for livestock farms is noted to ensure the optimal productivity of bred animals and poultry and to generate profit for the enterprise.
L. Yu. Yuferev
doaj   +1 more source

A novel Sm3+-activated Li3BaSrLn3(MO4)8 [Ln = La, Gd, and Y; M = Mo and W] deep red-emitting phosphors for plant cultivation and white LEDs

open access: yesJournal of Information Display, 2021
Deep red phosphor-based LEDs play a crucial role in plant growth applications, where the LED emission covers the phytochrome (Pr) absorption. In this context, a series of Sm3+-activated Li3BaSrLn3(MO4)8:Sm3+ [Ln = La Gd and Y; M = Mo and W] deep red ...
Marikumar Rajendran   +2 more
doaj   +1 more source

Effect of different LEDs light spectrum on potato (Solanum tuberosum L.) in vitro (review)

open access: yesАграрная наука Евро-Северо-Востока, 2023
Potato (Solanum tuberosum L.) is a significant and valuable crop for the economy of many countries. It provides people nutrition and national food security. To obtain healthy potato planting material, propagation in vitro culture is carried out.
T. N. Lisina   +2 more
doaj   +1 more source

PRIPRO: A Comparison of Classification Algorithms for Managing Receiving Notifications in Smart Environments

open access: yesApplied Sciences, 2020
With the evolution of technology over the years, it has become possible to develop intelligent environments based on the concept of the Internet of Things, distributed systems, and machine learning. Such environments are infused with various solutions to
João Antônio Martins   +6 more
doaj   +1 more source

Day-extension Blue Light Inhibits Flowering of Chrysanthemum When the Short Main Photoperiod Includes Far-red Light

open access: yesJournal of the American Society for Horticultural Science, 2023
Chrysanthemum (Chrysanthemum ×morifolium) is a common ornamental crop with a qualitative short-day flowering response. Extending a short day with moderate blue [B (400–500 nm)] light inhibits flowering in greenhouse conditions with sunlight but does not ...
Annika E. Kohler   +3 more
doaj   +1 more source

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