Results 131 to 140 of about 67,280 (303)

Neuropeptides in the Extracellular Space of the Mouse Cortex Measured In Vivo by Nanodialysis Probe Coupled with LC‐MS

open access: yesAngewandte Chemie, EarlyView.
This study reveals a complex peptidomic landscape in the mouse somatosensory cortex, identifying locally released and potentially transported neuropeptides using a membrane‐free nanodialysis sampling probe coupled with nanoLC‐timsTOF mass spectrometry.
Keyin Li   +6 more
wiley   +2 more sources

Toward Complete CO2 Electroconversion: Status, Challenges, and Perspectives

open access: yesAdvanced Energy Materials, EarlyView.
Electrocatalytic CO2 reduction and CO2 batteries face challenges in achieving complete CO2 conversion with high conversion rates and Faradaic efficiency simultaneously. Existing systems compromise one for the other with incomplete CO2 conversion and inefficiencies, hindering practical applications. This perspective highlights state‐of‐the‐art progress,
Changfan Xu   +5 more
wiley   +1 more source

Isotope Engineering of Tetraphenylethylene: Aggregate‐Dependent Enhancement of Luminescence Efficiency

open access: yesAngewandte Chemie, EarlyView.
In loosely packed nanoaggregates, increased deuteration enhances photoluminescence quantum yields (PLQY) and extends the fluorescence lifetimes of tetraphenylethylene (TPE) by reducing internal conversion rates. Conversely, in tightly packed crystalline states, deuteration leads to decreased PLQY and shortened lifetimes, attributable to the Duschinsky ...
Siwei Zhang   +11 more
wiley   +2 more sources

MEASUREMENT OF CARBON DIOXIDE PRODUCTION IN SHEEP BY ISOTOPE DILUTION [PDF]

open access: bronze, 1972
F. G. Whitelaw   +2 more
openalex   +1 more source

Stability of Organic Photovoltaics: From Root Causes to Advanced Analytical Techniques

open access: yesAdvanced Energy Materials, EarlyView.
This review explains the causes and mechanisms of degradation in organic photovoltaics (OPVs). It explores how various factors, including heat, light, oxygen, and inherent material properties, influence OPV stability. The study categorizes degradation pathways and analyzes their impact on device performance, providing insights into the fundamental ...
Yelim Choi   +6 more
wiley   +1 more source

Surface Protected Organozirconium Catalyzes C─H Alumination of Saturated Hydrocarbons

open access: yesAngewandte Chemie, EarlyView.
C─H alumination of saturated aliphatic hydrocarbons is catalyzed by surface‐grafted organozirconium species, with high selectivity for the least‐hindered, terminal position, enabled by selective silylation of a small number of residual silanols in the catalyst. Exclusive mono‐alumination of methane is accomplished with more than 70 turnovers.
Sayak Banerjee   +4 more
wiley   +2 more sources

Phosphorus isotopic evaluation of a Red Ferralitic soil under various fertilization systems

open access: yesNucleus, 2017
Soil samples from a red ferralitic soil from the “Juan Tomás Roig” Experimental Station, belonging to Ciego de Avila University were analyzed under two crop rotations and four phosphoric fertilization systems.
Ricardo M. Rodríguez Guzmán
doaj  

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