Results 231 to 240 of about 19,363 (292)

Framework for processing operando neutron radiography of energy devices. [PDF]

open access: yesSci Rep
Lee J   +5 more
europepmc   +1 more source

Polycyclic Aromatics as Promising Phosphorescence Materials

open access: yesChemistryEurope, EarlyView.
This review focuses on the recent progress of polycyclic aromatic compounds (PACs)‐based phosphorescent materials. Their molecular structural characteristics as promising phosphors are highlighted, and the efficient strategies from molecular and aggregation levels have been illustrated systematically to promote the development of PACs with desirable ...
Peipei Liu, Qianqian Li, Zhen Li
wiley   +1 more source

Rewriting Alkene Frameworks: A Practical Strategy for Nitrogen Incorporation

open access: yesChemistryEurope, EarlyView.
Morandi and team developed a metal‐free method to insert nitrogen into unactivated alkenes, forming amidines and nitriles via a transient aza‐allenium intermediate. Using mild, open‐flask conditions, the process delivers high yields and broad functional group tolerance.
Ranjini Laskar, Frank Glorius
wiley   +1 more source

Screening of Various Catalysts for Electrochemical CO2 Reduction at Elevated Temperatures and Pressures

open access: yesChemistryEurope, EarlyView.
In this study, 20 metal catalysts are studied at elevated pressures and temperatures for their ability to perform electrochemical CO2 reduction. Medium catalysts at ambient conditions can become excellent at the proper operating conditions with nearly 100% Faradaic efficiency, but inferior catalysts at ambient conditions do not become excellent by ...
Rafaël Enro Vos, Marc T. M. Koper
wiley   +1 more source

Metal‐Organic Framework‐Derived Partially Oxidized Cu Electrocatalysts for Efficient CO2 Reduction Reaction Toward C2+ Products

open access: yesCarbon Energy, EarlyView.
Cu‐MOFs are valuable for CO2 reduction to yield C2+ products, but active site design challenges persist due to structural instability. A novel strategy involving thermal annealing and electrochemical activation reconstructs Cu‐MOFs into Cuδ+ species. This optimized catalyst exhibits exceptional selectivity for C2+ products, enhancing *CO intermediate ...
Juhee Jang   +11 more
wiley   +1 more source

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