Results 211 to 220 of about 56,348 (299)

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

Dietary and biomarker‐guided strategies as supportive measures in the fragile X syndrome

open access: yesFood Biomacromolecules, EarlyView.
Abstract The fragile X syndrome (FXS) is an inherited neurodevelopmental disorder that primarily affects males, often resulting in an IQ below 55, while about two‐thirds of females also experience intellectual disability. Physical features may include an elongated face, prominent ears, finger joint laxity, and enlarged testes in males.
Jailan E. El Halawani, Reem R. AlOlaby
wiley   +1 more source

Designer Entropy Enables High Thermoelectric Power and Efficiency

open access: yesInterdisciplinary Materials, EarlyView.
Designer Entropy enables targeted control of defect and transport behavior in SnTe‐based alloys, allowing efficiency and power to be independently optimized. Radius‐matched Sb doping preserves carrier mobility and delivers superior power output, while Bi‐induced disorder suppresses mobility despite comparable efficiency.
Yihua Zhang   +15 more
wiley   +1 more source

Ionomer-Based Ion-Sensitive Field-Effect Transistor for Lithium Ion Sensing. [PDF]

open access: yesACS Omega
Colak TO   +4 more
europepmc   +1 more source

Ultrathin Hafnium‐Based Ferroelectric Devices for In‐Memory Computing Applications

open access: yesInformation &Functional Materials, EarlyView.
Hafnium‐based ferroelectric devices exhibit advantages in nonvolatile storage, low power consumption, and ultrahigh operation speed, positioning them as strong candidates for constructing hardware neural networks. ABSTRACT The discovery of ferroelectricity in HfO2‐based ferroelectrics at the ultrathin scale has reignited enthusiasm for ferroelectric ...
Chenghong Mo   +3 more
wiley   +1 more source

Optoelectronic synapses based on two‐dimensional transition metal dichalcogenides for neuromorphic applications

open access: yesInfoScience, EarlyView.
This review first introduces the fundamental concepts of artificial synapses and synaptic plasticity, then discusses the device structures and operation mechanisms of optoelectronic synapses based on two‐dimensional transition metal dichalcogenides, highlights their applications in neuromorphic vision systems and computing, and concludes with key ...
Xiaona Sun   +3 more
wiley   +1 more source

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