Results 151 to 160 of about 99,732 (295)

Toward Next‐Generation High‐Speed Communication and Imaging: Solution‐Processed Sb2(S,Se)3/CdS Heterojunction for Ultrafast Self‐Powered Photodetector

open access: yesAdvanced Science, EarlyView.
A high‐quality solution‐processed Sb2(S,Se)3/CdS heterojunction is designed to overcome the intrinsic limitations of conventional photodetectors. The fabricated device achieves an excellent self‐powered performance, including a high responsivity of 0.6 A W−1, an ultrahigh specific detectivity of 7.68 × 1012 Jones, and a wide 3db bandwidth of 175 kHz ...
Xuhua Xiao   +6 more
wiley   +1 more source

Extreme optical nonlinearities unveiled by ultrafast laser filamentation in semiconductors. [PDF]

open access: yesNat Commun
Chambonneau M   +5 more
europepmc   +1 more source

Energy‐Resolved Femtosecond Dynamics of Plasmon‐Induced Hole Injection at Au/GaN Heterointerfaces

open access: yesAdvanced Science, EarlyView.
We reveal the spectral signature of ultrafast nonthermal hot‐hole transfer at plasmonic heterointerfaces, which reshapes hot‐carrier relaxation dynamics and significantly enhances hydrogen evolution, providing a mechanistic basis for optimizing hot‐carrier utilization in photocatalysis.
Yuying Gao   +8 more
wiley   +1 more source

High-Transmission Biomimetics Structural Surfaces Produced via Ultrafast Laser Manufacturing. [PDF]

open access: yesBiomimetics (Basel), 2023
Leng RZ   +6 more
europepmc   +1 more source

Multi‐Physical Field Modulated P‐Bit Device Based on VO2 Thin Film

open access: yesAdvanced Science, EarlyView.
We have proposed a VO2‐based P‐bit device where synergistic multi‐physical field modulation enables real‐time tunability of randomness. Besides introducing a new phase‐change material‐based device approach for high‐performance P‐bits, this study also demonstrates a synergistic multi‐physical field modulation strategy that opens new opportunities for ...
Bowen Sun   +10 more
wiley   +1 more source

Scanning-Based Dynamic Mask Projection for Ultrafast Laser Ablation of Thin Films. [PDF]

open access: yesNanomaterials (Basel)
Amann J   +6 more
europepmc   +1 more source

Femtosecond excitation transfer in allophycocyanin [PDF]

open access: yes, 1993
Fischer, R.   +10 more
core   +1 more source

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