Results 251 to 260 of about 378,234 (335)

Triplets electrically turn on insulating lanthanide-doped nanoparticles. [PDF]

open access: yesNature
Yu Z   +16 more
europepmc   +1 more source

Additive‐Driven Phase Control for Stable and Efficient CsPbI₃ Solar Cells Via Ambient Low‐Temperature Processing

open access: yesAdvanced Functional Materials, EarlyView.
CsPbI₃ perovskite solar cells face stability issues due to high annealing temperatures and moisture. Butylammonium acetate (BAAc) enables stable phase formation at 160°C in ambient laboratory conditions, enhancing efficiency and stability, achieving 18.6% PCE, and maintaining over 81% efficiency after 1,000 hours of maximum power point tracking under 1
Narendra Pai   +10 more
wiley   +1 more source

Time-resolved probing of laser-induced nanostructuring processes in liquids. [PDF]

open access: yesBeilstein J Nanotechnol
Spellauge M   +5 more
europepmc   +1 more source

SIGMA observation of hard X-ray emission from the ultrasoft X-ray transient Triangulum Australe X-1 (A1524-62)

open access: yes, 1992
D. Barret   +15 more
semanticscholar   +1 more source

High‐Density Boron Nitride Nanotube Composites via Surfactant‐Stabilized Lyotropic Liquid Crystals for Enhanced Space Radiation Shielding

open access: yesAdvanced Functional Materials, EarlyView.
High‐density BNNT films, enabling mechanical robustness and high space radiation shielding effectiveness, are fabricated using surfactant‐stabilized BNNT liquid crystal. Simulations indicate that a 50 g cm−2 BNNT film can reduce radiation exposure by 56% compared to zero shielding, potentially doubling the duration of astronaut missions on the lunar ...
Young‐Kyeong Kim   +17 more
wiley   +1 more source

From Exciton Dynamics to Cell Fate: A Carbon Dot Based NIR Photocatalytic Platform for Pyroptosis via Self‐Trapped Excitons

open access: yesAdvanced Functional Materials, EarlyView.
A facile and effective method to boost NIR light induced photocatalysis based on nontoxic NIR emissive carbon dots (nir‐CDs) via Self‐trapped excitons, showing that both O2− • and •OH can be generated from nir‐CDs under NIR laser irradiation. Abstract Near‐infrared (NIR) light‐triggered photocatalytic therapy remains a critical challenge in efficient ...
Qingcheng Wang   +8 more
wiley   +1 more source

Achieving nanosecond time resolution with a two-dimensional X-ray detector. [PDF]

open access: yesJ Synchrotron Radiat
Chushkin Y   +11 more
europepmc   +1 more source

CO2 Reduction on Copper‐Nitrogen‐Doped Carbon Catalysts Tuned by Pulsed Potential Electrolysis: Effect of Pulse Potential

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates that pulsed potential electrolysis significantly improves CO2 reduction performance on copper‐nitrogen doped carbon electrodes. The formation of cationic copper sites and metallic clusters as a function of applied intermittent potential leads to notable selectivity changes compared to potentiostatic reduction.
Dorottya Hursán   +13 more
wiley   +1 more source

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