Results 161 to 170 of about 63,432 (241)

Ambipolar Charge Transport in Perovskite CsPbBr3 γ‐Ray Detectors with Superior Uniformity and Spectral Resolution by Zone Refining Processing

open access: yesAdvanced Science, EarlyView.
Zone refining processing has been proposed to achieve ultrahigh purity level in perovskite CsPbBr3 crystals, enabling ambipolar charge transport by enhancing the electron transport properties, thereby resulting in better γ‐ray detector performance with exceptional uniformity and reproducibility.
Bao Xiao   +7 more
wiley   +1 more source

Activity‐Selectivity Trends in Electrochemical Urea Synthesis: Co‐Reduction of CO2 and Nitrates Over Single‐Site Catalysts

open access: yesAdvanced Science, EarlyView.
In this work, a series of single‐site metal phthalocyanine catalysts (MPcs (M = Zn, Co, Ni, Cu, and Fe)) are screened to learn their activity‐selectivity relationship in the co‐reduction reaction of CO2 and nitrates toward urea formation, which can be significantly promoted by enhanced adsorption of *HOOCNO, reduced adsorptions of *N and *COOH, and ...
Qinglan Zhao   +11 more
wiley   +1 more source

Net energy of cellulosic ethanol from switchgrass

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2008
M. Schmer   +3 more
semanticscholar   +1 more source

Polarization‐Controlled Transmissive Plasmonic Color Filter Using a Dimer‐Aperture Array

open access: yesAdvanced Science, EarlyView.
An aluminum dimer aperture array plasmonic metasurface is proposed and fabricated to achieve efficient polarization‐color filtering with CMOS‐compatible materials. The structure's simultaneous polarization‐color filtering capability is shown using structural color generation, where color gamut coverage of 76% and extinction ratio over 20 is achieved ...
Shuhao Wu   +4 more
wiley   +1 more source

A Universal and Versatile Zwitterionic Coating for Blood‐Contacting Catheters with Long Lengths and Complex Geometries

open access: yesAdvanced Science, EarlyView.
A universal and versatile zwitterion coating strategy is developed for blood‐contacting catheters with long lengths and complex geometries. The coating exhibits near‐zero fouling, superior anticoagulation, and selective biocapturing properties while maintaining excellent stability under dynamic blood flow.
Tong Zhang   +6 more
wiley   +1 more source

Amino Acid‐Sensing Neurons in the Anterior Piriform Cortex Control Brown Adipose Tissue Thermogenesis

open access: yesAdvanced Science, EarlyView.
This study identifies a class of amino acid‐sensing neurons, APCCRH neurons, which regulate BAT thermogenesis. Leucine deficiency alters intrinsic excitability through GCN2 signaling pathway, activating APCCRH neurons, which in turn regulate BAT thermogenesis via projections to the lateral hypothalamus.
Peixiang Luo   +15 more
wiley   +1 more source

How might tissue glucose influence responsive neurostimulation detection?

open access: yesEpilepsy & Behavior Reports, 2019
Kyla E. Wright   +5 more
doaj  

Unusual Thermal Transport in Few‐Layer Van der Waals Antiferromagnet CrOCl

open access: yesAdvanced Science, EarlyView.
Thermal transport serves as an ultra‐sensitive probe for detecting the magnetic order in 2D materials. Using the suspended thermal bridge method enhanced by Wheatstone bridges, it is, for the first time, observed anomalous critical behavior in few‐layer CrOCl near its Néel temperature.
Yu Yang   +10 more
wiley   +1 more source

Stable Pincer Gold(III)‐TADF Emitters with Extended Donor–Acceptor Separation for Efficient Vacuum‐Deposited OLEDs with Operational Lifetime (LT95) up to 3831 h at 1000 cd m−2

open access: yesAdvanced Science, EarlyView.
Novel pincer gold(III)‐TADF (thermally activated delayed fluorescence) emitters with extended π‐distances exhibit small singlet‐triplet energy gaps (ΔEST), efficient reverse intersystem crossing (RISC), enhanced radiative decay rates and improved excitons utilization, leading to efficient electroluminescence.
Hui‐Xing Shu   +4 more
wiley   +1 more source

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