Results 291 to 300 of about 114,347 (402)

Enhanced CO2 Separation Performance of Matrimid 5218 Membrane by Incorporation of Poly(Arylene Ether Sulfone) Containing Phenylphosphine Oxide Group

open access: yesJournal of Applied Polymer Science, Volume 142, Issue 44, November 20, 2025.
Schematic of the enhancement of CO2 separation by the PESPPO modified Matrimid 5218. ABSTRACT This study aims to synthesize and characterize poly(arylene ether sulfone) containing phenylphosphine oxide (PESPPO) group and incorporate it into Matrimid 5218 at different loadings to fabricate membranes for CO2 separation from CH4 and N2.
Murshid Jaman Chowdhury   +4 more
wiley   +1 more source

Challenges and the Way to Improve Lithium‐Ion Battery Technology for Next‐Generation Energy Storage

open access: yesENERGY &ENVIRONMENTAL MATERIALS, Volume 8, Issue 6, November 2025.
Challenges and prospects for lithium‐ion battery. As a forefront energy storage technology, lithium‐ion batteries (LIBs) have garnered immense attention across diverse applications, including electric vehicles, consumer electronics, and medical devices, owing to their exceptional energy density, minimal self‐discharge rate, high open circuit voltage ...
Ashaduzzaman Khan   +4 more
wiley   +1 more source

Harnessing Phenonium Ions in Synthesis

open access: yesAngewandte Chemie, Volume 137, Issue 43, October 20, 2025.
Phenonium ions have frequently been viewed as intermediates of theoretical interest, but whose synthetic utility was limited. This minireview outlines how physical‐organic characterization has led to a better understanding of controlling their formation, which has resulted in modern strategies to form phenonium ions straightforwardly and use them in a ...
Robert J. Mayer, David Lebœuf
wiley   +2 more sources

HEteronuclear Referencing for METRologic Isotope Calibration (HERMETRIC)

open access: yesMagnetic Resonance in Chemistry, Volume 63, Issue 11, Page 885-894, November 2025.
The graphical abstract shows a steelyard balance with the counter weight indicating the amount of deuterium as internal standard defined through D2O addition. The bowl of smarties represents the variety of NMR nuclei this principle was and can be applied to.
Bernd W. K. Diehl   +2 more
wiley   +1 more source

Synthesis and Coordination of Isomeric Phosphinoferrocene Sulfonates

open access: yesEuropean Journal of Inorganic Chemistry, Volume 28, Issue 30, October 22, 2025.
Two isomeric phosphinoferrocene sulfonates are prepared as homologs of 1′‐(diphenylphosphino)ferrocene‐1‐sulfonic acid and are isolated as stable crystalline ammonium salts. The reactions of these proligands with Pd(II) precursors containing an auxiliary C,N‐chelate ligand indicate the hemilabile nature of the phosphinosulfonates and lead to P ...
Martin Zábranský, Petr Štěpnička
wiley   +1 more source

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