Results 231 to 240 of about 3,363,829 (323)

Spirobifluorene fusion in multiple resonance frameworks enables efficient pure‐red OLEDs with narrowband emission and suppressed efficiency roll‐off

open access: yesFlexMat, EarlyView.
An orthogonal spirobifluorene‐fusion strategy is introduced for B/N/O‐alternated MR frameworks, enabling improved kRISC (5.46 × 103 s−1), high ΦPL (97%), and narrow‐band pure‐red emission. Vacuum‐evaporated OLEDs incorporating this emitter achieve an EQEmax >40% (FWHM = 36 nm) and exhibit exceptionally low efficiency roll‐off at high luminance ...
Yan‐Yun Jing   +7 more
wiley   +1 more source

Heteroatom location‐ and orientation mode‐dependent reverse intersystem crossing rate in multiple resonance emitters

open access: yesFlexMat, EarlyView.
By constructing two pairs of isomers with different heteroatom anchoring positions, the relationship between heteroatom location and orientation mode and reverse intersystem crossing rate constant (kRISC) in multiple resonance (MR) emitters is systematically investigated.
Tingting Huang   +5 more
wiley   +1 more source

Recent advances in multifunctional soft robots: A materials–structures–systems co‐design perspective for synergistic integration

open access: yesFlexMat, EarlyView.
Abstract Soft robots, engineered from highly compliant materials, offer superior adaptability and safety in unstructured environments compared to their rigid counterparts. Recent advancements, fueled by bio‐inspiration and material programmability, have led to the rapid co‐evolution of their core modules: actuation, sensing, protection, energy, and ...
Qiulei Liu   +3 more
wiley   +1 more source

Simultaneous Quantification of Phenolic Compounds and Capsaicinoids in Chili Peppers Using Ultra‐High Performance Liquid Chromatography‐Tandem Mass Spectrometry

open access: yesFood Safety and Health, EarlyView.
A UHPLC‐MS/MS method was developed to simultaneously quantify four capsaicinoids and 19 phenolic compounds, the key bioactive constituents in chili peppers. It exhibits high sensitivity, low matrix effects, excellent accuracy, and precision, enabling reliable detection in chili samples.
Shaoyun Wu   +10 more
wiley   +1 more source

Organic neuromorphic electronics powering intelligent sensory and edge computing systems

open access: yesInfoMat, EarlyView.
Organic electronic materials are promising candidates for neuromorphic sensing applications, including chemical, physical, visual, and multimodal sensing, owing to their mechanical softness, biocompatibility, and intrinsic ionic–electronic coupling.
Seungjun Woo   +5 more
wiley   +1 more source

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