Results 251 to 260 of about 1,578,280 (368)

Role of Gas Dropouts in CO₂ Methanation over MOF‐Derived Ni₃Fe@C Catalysts: An In Situ XAS and PDF Study

open access: yesChemCatChem, EarlyView.
A Fe2NiO phase, identified by both in situ pair distribution function and X‐ray absorption spectroscopy, stabilizes the conversion and product selectivity in the CO2 methanation reaction over a bimetallic FeNi catalyst derived from MOF decomposition. Abstract With industrial chemical processes facing the challenges of renewable energy supply, catalysts
Fabio Manzoni   +8 more
wiley   +1 more source

In Situ Characterization of Competitive (De)Lithiation in Silicon/Graphite Composite Electrodes via Electrode Curvature Measurement

open access: yesChemElectroChem, Volume 12, Issue 6, March 15, 2025.
An in‐situ method for characterizing competitive (de)lithiation in silicon/graphite electrodes is developed in this paper. By utilizing electrode curvature measurements and establishing the curvature capacity relationship, the capacity evolution of individual components is quantified. Distinct competitive (de)lithiation stages are revealed. This method
Min Li   +4 more
wiley   +1 more source

The Oxidized Ti2(Al/Sn)C Behavior as Anode for Lithium‐ and Sodium‐Ion Batteries: The Role of the MAX Phase Order

open access: yesChemElectroChem, EarlyView.
The present study is dedicated to investigation of the performance of oxidized Ti2(Al/Sn)C system (211 MAX phases) as anode for lithium and sodium ion batteries. Their behavior has been rationalized as function of the tin content and as function of the MAX phase order, with detailed comparison with the 312 MAX phase analog series.
Nicholas Vallana   +9 more
wiley   +1 more source

Elucidating the Role of Intralayer Cation Ordering and Disordering in Li0.6[Li0.2Mn0.8]O2 Cathode Materials

open access: yesCarbon Energy, EarlyView.
The researchers successfully synthesized ordered/disordered Li0.6[Li0.2Mn0.8]O2 material. Based on the results of ab initio molecular dynamics (AIMD) simulations, the structure exhibits stability as evidenced by energy fluctuations around the equilibrium position without any abrupt drops.
Huaifang Shang   +11 more
wiley   +1 more source

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