Results 71 to 80 of about 40,605 (259)

Ion‐Gating Reservoir Computing for Preprocessing‐Free Speech Recognition from Throat Vibrations

open access: yesAdvanced Electronic Materials, EarlyView.
This work presents a throat‐mounted mechanoelectric sensor integrated with an ion‐gel/graphene reservoir device for on‐device speech recognition. The system converts raw biomechanical vibrations into rich nonlinear current dynamics, enabling efficient classification through a simple linear readout. The approach highlights a compact and tunable physical‐
Daiki Nishioka   +5 more
wiley   +1 more source

Structure Analysis and Luminescence Properties of Octaethyl(pyrene-tetrakis(biphenyl))tetrakis(phosphonate)

open access: yesCrystals
We present a modular building block strategy for synthesizing phosphonated polyaromatic systems as an alternative to the conventional late-stage phosphonation of prefabricated aromatic scaffolds, which often requires harsh conditions and has limited ...
Aysenur Limon   +2 more
doaj   +1 more source

Fabrication of Composite Cathode for All‐Solid‐State Sodium Batteries

open access: yesAdvanced Energy Materials, EarlyView.
The design of composite cathodes for all‐solid‐state sodium batteries must address three critical challenges—interfacial side reactions, interfacial delamination, and highly tortuous transport pathways. This work outlines structural and interfacial strategies to optimize ion transport and mechanical stability, enabling durable, and high‐performance ...
Gaoming Sun   +6 more
wiley   +1 more source

Solvent Effect on the Solid-Surface Fluorescence of Pyrene on Cellulose Diacetate Matrices

open access: yesInternational Journal of Optics, 2018
The effect of the solvent nature (acetonitrile, ethanol, dimethyl sulfoxide, and dioxane) and its concentration on the fluorescence intensity of pyrene sorbed on the cellulose diacetate (CDA) film from a water-organic solution was studied.
Svetlana M. Rogacheva   +4 more
doaj   +1 more source

Sulfide‐Based Electrolytes for All‐Solid‐State Sodium Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review covers the structural features and synthesis strategies of sulfide‐based solid electrolytes, as well as critical challenges related to conductivity, interfacial and moisture stability, and scaling‐up for practical application in Sodium‐based All Solid‐State Batteries.
Han Yang   +6 more
wiley   +1 more source

Selectivity and efficiency of pyrene attachment to alkanes induced by broadband X-rays

open access: yesAnais da Academia Brasileira de Ciências, 2003
Bombardment of pyrene-doped n-heneicosane (C21H44) in its orthorhombic solid phase with MeV broadband X-rays results in the formation of both mono- and di-heneicosylpyrenes, whereas the same dose in liquid cyclohexane yields only monosubstituted pyrene.
GERALD O. BROWN   +3 more
doaj   +1 more source

Synthesis of a Highly Luminescent Three-Dimensional Pyrene Dye Based on the Spirobifluorene Skeleton

open access: yesMolecules, 2010
We have synthesized a highly luminescent (log e > 5.0, F > 0.9) pyrene dye based on a spirobifluorene skeleton [2,2′,7,7′-tetrakis(7-tert-butyl-1-pyrenyl)-9,9′-spirobi[9H-fluorene; 4-PySBF].
Kentaro Sumi, Gen-ichi Konishi
doaj   +1 more source

Peptidthioester und Peptidtriazolderivate durch Duale Modifikation von Peptidthiosulfonaten auf dem Harz

open access: yesAngewandte Chemie, EarlyView.
Es wird eine Strategie zur dualen Modifikation von Peptiden auf der Festphase vorgestellt, die die S‐Alkinylierung von Peptidthiosulfonaten und eine regioselektive, iridiumkatalysierte Azid‐Thioalkin‐Zykloaddition umfasst. Dieses Verfahren ermöglicht zuverlässig den Zugang zu Peptiden mit komplexen, nicht‐kanonischen Modifikationen und ist mit ...
Marius Werner   +5 more
wiley   +1 more source

Polymorphism of pyrene on compression to 35 GPa in a diamond anvil cell

open access: yesCommunications Chemistry
Structural studies of pyrene have been limited to below 2 GPa. Here, we report on investigations of pyrene up to ~35 GPa using in situ single-crystal synchrotron X-ray diffraction in diamond anvil cells and ab initio calculations.
Wenju Zhou   +10 more
doaj   +1 more source

Recent advances in photocatalytic hydrogen peroxide production

open access: yesPhotoMat, EarlyView., 2023
We classify the representative photocatalytic materials for photosynthesis of hydrogen peroxide (H2O2) in recent years and discuss the related modification methods in detail, providing inspiration and insights for the future design of photocatalysts for H2O2 production.
Jinyu Yan   +4 more
wiley   +1 more source

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