Results 181 to 190 of about 32,897 (303)

Dipole‐Manipulated Built‐In Electric Field Enables Ultrafast Charge Separation in Perylene Diimide Polymers for Photoelectrochemical Water Splitting

open access: yesAdvanced Science, EarlyView.
Molecular dipole engineering in dendritic perylene diimide polymers through nitrogen‐rich heterocyclic linkers amplifies the built‐in electric field, enabling sub‐picosecond charge separation and efficient multi‐electron accumulation. This structure–dynamics–performance relationship establishes a versatile design strategy for high‐performance organic ...
Ying‐Xin Qiao   +11 more
wiley   +1 more source

Comparative ultrafast spectroscopy and structural analysis of OCP1 and OCP2 from Tolypothrix. [PDF]

open access: yesBiochim Biophys Acta Bioenerg, 2020
Kuznetsova V   +12 more
europepmc   +1 more source

Local Polarization Unit Engineering Enables Ultrahigh Energy Density in NBT‐Based High‐Entropy Ceramic Capacitors

open access: yesAdvanced Science, EarlyView.
Herein, we demonstrate a breakthrough in dielectric energy storage by engineering local polarization units in high‐entropy multilayer ceramic capacitors (MLCCs). The optimized MLCCs achieve an ultrahigh recoverable energy density of 18.2 J cm−3 with 91% efficiency, coupled with exceptional thermal stability and fatigue resistance.
Shiyu Zhou   +11 more
wiley   +1 more source

Toward Long‐Term Reliable Human‐Machine Interaction: A Flexible, Breathable, and Self‐Powered Pressure Sensor System With Firefighting Validation

open access: yesAdvanced Science, EarlyView.
This work develops a breathable potentiometric self‐powered pressure sensor with good wearability, using a non‐woven fabric substrate and hydrogel electrolyte. The sensor is integrated into a five‐channel smart glove to acquire reliable hand motion signals, which are processed by a CNN for identity verification and smart vehicle control in human ...
Qilong Zhang   +10 more
wiley   +1 more source

Coherent Electron-Phonon Coupling in Two-Dimensional Bi<sub>2</sub>Se<sub>3</sub> Nanoplatelets Studied with Ultrafast Spectroscopy. [PDF]

open access: yesJ Phys Chem C Nanomater Interfaces
Baserga A   +7 more
europepmc   +1 more source

Looking for chiral recognition in photoinduced bimolecular electron transfer using ultrafast spectroscopy.

open access: yesPhys Chem Chem Phys, 2023
Verma P   +5 more
europepmc   +1 more source

Wide bandgap semiconductor-based novel nanohybrid for potential antibacterial activity: ultrafast spectroscopy and computational studies. [PDF]

open access: yesRSC Adv, 2020
Hasan MN   +10 more
europepmc   +1 more source

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