Results 191 to 200 of about 1,082,318 (297)

Heterovalent, Homometallic Rings: Synthesis, Optical, and EPR Studies of {TiIV7TiIII} Complexes

open access: yesChemistry – A European Journal, EarlyView.
A new class of heterovalent, homometallic complexes is reported, based on cyclic {TiIV7TiIII} cores with oxide and carboxylate bridges between nearest neighbors. The clusters show Class II mixed‐valent behavior at room temperature, but are valence localized at low temperature.
Selena J. Lockyer   +8 more
wiley   +1 more source

Consideration on stability of current control with constant extinction angle control in HVDC system

open access: yesIEEJ Transactions on Power and Energy, 1995
Ken Yanagihashi   +3 more
openaire   +2 more sources

Tailoring Liquid Crystalline Self‐Assembly and Photophysical Properties of Unsymmetrical Fluorenones via Polar Terminal Groups

open access: yesChemistry – A European Journal, EarlyView.
Novel liquid crystalline fluorenones bearing various head groups were synthesized and characterized. By alteration of the head group, N, SmC, or SmA phases were obtained, and emission properties could be tuned depending on solvent or temperature. ABSTRACT In this work, a series of novel unsymmetrical fluorenone derivatives bearing various head groups ...
Falk Feucht   +5 more
wiley   +1 more source

Photochemical and Thermal Activation of a Diarylbismuth Azide

open access: yesChemistry – A European Journal, EarlyView.
We report the synthesis and characterization of a novel diarylbismuth azide and its divergent reactivity upon thermal or photochemical activation. These findings contribute expanding the reactivity landscape of heavy pnictogen compounds and sets the basis for further investigations. ABSTRACT Azides are widely employed in synthesis as convenient nitrene
Giacomo Pugliese   +5 more
wiley   +1 more source

Near-Unity Chiral Lasing Enabled by Quasi-Bound States in the Continuum. [PDF]

open access: yesAdv Mater
Mendoza-Carreño J   +5 more
europepmc   +1 more source

The Radical Chemistry of 2,3‐Diguanidinopyridines: Coordination and Visible‐Light Photochemistry

open access: yesChemistry – A European Journal, EarlyView.
Substitution at the pyridine core of 2,3‐diguanidinopyridines was used to develop novel redox‐active molecules with three interconvertible redox states. They are applied as redox‐active ligands in coordination chemistry. Visible‐light irradiation of the pyridine N‐benzylated molecules leads to photoconversion to a higher‐energetic isomer.
Hanna Koepcke   +3 more
wiley   +1 more source

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