Results 151 to 160 of about 47,526 (260)

Perovskite Light-Emitting Diodes: Engineering, Stability, and Applications. [PDF]

open access: yesMicromachines (Basel)
He Z   +4 more
europepmc   +1 more source

Excitation‐Selective Hydrochromic Upconversion in Zero‐Dimensional Metal Halides

open access: yesAdvanced Science, EarlyView.
Excitation wavelength dictates whether moisture speaks. In zero‐dimensional metal halides, the same humidity leaves the upconversion emission unchanged under 980 nm excitation yet triggers a distinct green‐to‐red shift under 1550 nm. This excitation‐selective hydrochromism, governed by the absorption at each wavelength, enables stimulus‐dependent ...
Joo Hyeong Han   +6 more
wiley   +1 more source

Trap‐Programmable Ruddlesden–Popper Perovskite Nanocrystals for Persistent Optoelectronic Memory and Photonic Synapses

open access: yesAdvanced Science, EarlyView.
This work presents trap‐programmable Ruddlesden–Popper perovskite nanocrystals for ultralong‐lived optical memory and photonic synapses. Layer‐controlled octahedral distortion modulates trap depth and carrier‐storage kinetics, enabling persistent luminescence beyond 5000 s at room temperature.
Xuanyu Zhu   +12 more
wiley   +1 more source

Programmable Doped Metal Oxide Nanocrystals via Continuous Growth. [PDF]

open access: yesACS Nano
Petrini N   +11 more
europepmc   +1 more source

In-Situ Ligand-Induced Chirality Transfer in Emissive CdSe Nanoplatelets. [PDF]

open access: yesJ Phys Chem Lett
Girten W   +9 more
europepmc   +1 more source

Spatiotemporal Regulation of Hierarchical Assembly of Hydroxyapatite for Enamel Remineralization

open access: yesAdvanced Science, EarlyView.
Biomimetic repair exhibits unique advantages for enamel regeneration compared with conventional clinical treatments. An enzymatic mineralization system (EMS) is developed, where the resulting HAP nanorods hierarchically assemble into a highly ordered structure on the enamel surface through the spatiotemporal modulation of interfacial energies of ...
Zhenhang Tang   +15 more
wiley   +1 more source

High-throughput in situ sizing and quantum yield determination of individual perovskite nanocrystals. [PDF]

open access: yesNat Mater
Gruber CG   +11 more
europepmc   +1 more source

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