Results 141 to 150 of about 69,856 (337)

Polymer Network Modified Perovskite for High‐Performance Pure Blue Light‐Emitting Diodes

open access: yesAdvanced Functional Materials, EarlyView.
A polymer network of poly(4‐vinylphenol) (PVPh) is introduced to improve pure blue perovskite light‐emitting diodes. PVPh effectively passivates defects, enhances film morphology, reduces lattice strain, and suppresses ion migration. These effects lead to record device performance, achieving 9.82% external quantum efficiency and stable blue emission at
Zhongkai Yu   +11 more
wiley   +1 more source

Electrical tuning of quantum light emitters in hBN for free space and telecom optical bands

open access: yesScientific Reports
Quantum light emitters (also known as single photon emitters) are known to be the heart of quantum information technologies. Irrespective of possessing ideal single photon emitter properties, quantum emitters in 2-D hBN defect structures, exhibit ...
Akbar Basha Dhu-al Shaik   +2 more
doaj   +1 more source

Sensitized Triplet Exciton Generation in Nanostructured Polymer Scintillators: Toward Improved γ/Neutron Discrimination

open access: yesAdvanced Functional Materials, EarlyView.
Rapid γ/neutron discrimination through PSD is achieved in liquid droplet containing nanostructured polymeric scintillator where a TTA‐active dye is dissolved. The inclusion of a properly selected and dosed sensitizer metalated porphyrin enhances discrimination sensitivity and speed by doubling the density of annihilating triplets and increasing the ...
Luca Pollice   +9 more
wiley   +1 more source

Storing Single Photons Emitted By A Quantum Memory On A Highly Excited Rydberg State - Figure Data

open access: green, 2016
Emanuele Distante   +5 more
openalex   +2 more sources

High-Yield Fabrication of Entangled Photon Emitters for Hybrid Quantum Networking Using High-Temperature Droplet Epitaxy [PDF]

open access: green, 2017
Francesco Basso Basset   +9 more
openalex   +1 more source

A Mechanistic Blueprint for Fast, High‐Yield Green Scintillators Using Conjugated Polymer–Nanocrystal Composites

open access: yesAdvanced Functional Materials, EarlyView.
Conjugated polymer–nanocrystal composites are investigated to develop fast, high‐yield green scintillators. The polymer F8BT enables efficient, ultrafast emission, while blends with non‐emitting HfO2 nanocrystals and luminescent CdZnS/ZnS quantum dots reveal distinct sensitization mechanisms.
Chenger Wang   +13 more
wiley   +1 more source

High Efficiency and Low Roll‐Off Blue and White Organic Light‐Emitting Diodes Enabled by Pyrene‐Based Blue Emitters via Efficient Triplet–Triplet Annihilation

open access: yesChemistryEurope
Blue organic light‐emitting diodes (OLEDs) continue to face significant challenges due to the scarcity of stable and efficient blue‐emitting materials. This study presents four fluorescent blue emitters based on a pyrene core with high photoluminescence ...
Jingwen Yao   +3 more
doaj   +1 more source

Improving modulation bandwidth of c-plane GaN-based light-emitting diodes by an ultra-thin quantum wells design

open access: gold, 2018
Kamran Rajabi   +11 more
openalex   +1 more source

Surface emitting 1.5 µm multi-quantum well LED on epitaxial lateral overgrowth InP/Si

open access: gold, 2020
Giriprasanth Omanakuttan   +10 more
openalex   +1 more source

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