Results 51 to 60 of about 156,807 (282)

Optical nanolithography using a scanning near-field probe with an integrated light source [PDF]

open access: yes, 2008
An ultracompact near-field optical probe is described that is based on a single, integrated assembly consisting of a gallium nitride (GaN) light-emitting diode (LED), a microlens, and a cantilever assembly containing a hollow pyramidal probe with a ...
Adawi, Ali M.   +4 more
core   +2 more sources

LED TUBS ARTIFICIAL LIGHTING SYSTEM IN BROILER PRODUCTION [PDF]

open access: yesEngenharia Agrícola, 2018
Light is important for the physiology and zootechnical development of broilers and is characterized by the type of source defined by the spectral emission and geometry of the lamp, as well as the intensity and spatial distribution of the illuminance. The
Rogério Seber   +3 more
doaj   +1 more source

Nonlinear Quantum Dot Light Emitting Diode Dynamics and Synchronization with Optoelectronic Feedback

open access: yesمجلة علوم ذي قار, 2023
We studies a three-variable dimensionless model for a quantum dot light emitting diode (QD-LED) subject to optoelectronic feedback (OEFB). In dependence of the feedback strength and delay-time we analyze complex bifurcation scenarios for the intensity ...
Methag Abdalwahed Kadim   +9 more
doaj   +1 more source

Hybrid remote quantum dot/powder phosphor designs for display backlights [PDF]

open access: yes, 2017
Quantum dots are ideally suited for color conversion in light emitting diodes owing to their spectral tunability, high conversion efficiency and narrow emission bands.
Abé, Sofie   +4 more
core   +1 more source

Progress of display performances: AR, VR, QLED, OLED, and TFT

open access: yesJournal of Information Display, 2019
In 2018, great progress in display performances was achieved in the field of virtual reality (VR), augmented reality (AR), quantum dot light-emitting diode (QLED), and organic light-emitting diode (OLED) displays, in addition to the thin-film transistor (
Ho Jin Jang   +6 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

Perancangan Lampu Light Emitting Diode (Led) Pemikat Ikan [PDF]

open access: yes, 2019
Perkembangan dalam penangkapan ikan akhir-akhir ini banyak dilakukan salah satunya untuk menarikdaya tarik ikan menggunakan lampu LED (Light Emitting Diode).
Arkham, M. N. (Muhammad)   +3 more
core  

Upconversion Nanoparticles Embedded Photonic Contact Lens for Transepithelial Corneal Crosslinking Using Hyaluronate – Riboflavin Conjugate

open access: yesAdvanced Functional Materials, EarlyView.
A minimally invasive, transepithelial corneal cross‐linking (TE‐CXL) approach is presented using upconversion nanoparticles (UCNPs)‐loaded contact lenses (UCLs), after topical delivery of hyaluronate–riboflavin conjugates. The NIR‐to‐UV/blue light conversion by UCNPs in a UCL can activate riboflavin for TE‐CXL, resulting in the biomechanical strength ...
Gibum Lee   +8 more
wiley   +1 more source

Circularly polarized electroluminescence from a single-crystal organic microcavity light-emitting diode based on photonic spin-orbit interactions

open access: yesNature Communications, 2023
Nanoscale circularly polarized light sources are an important building block for future integrated photonics. Here the authors demonstrate circularly polarized light emission from a thin organic single crystal light-emitting diode.
Jichao Jia   +7 more
doaj   +1 more source

Reducing Open‐Circuit Voltage Losses in Wide‐Bandgap FAPbBr3 Perovskite Solar Cells for Continuous Unassisted Light‐Driven Water Splitting

open access: yesAdvanced Functional Materials, EarlyView.
The combination of formamidinium thiocyanate and 1,3‐propane diammonium iodide for bulk and top‐surface passivation, and a ternary fullerene blend to improve energy band alignment, suppresses energy losses in wide‐bandgap FAPbBr3 perovskite solar cells.
Laura Bellini   +9 more
wiley   +1 more source

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