Results 211 to 220 of about 42,536 (250)

A Chiral Saddle‐Shaped Nanographene With Two Heptagon‐Embedded [4]Helicenes

open access: yesAngewandte Chemie International Edition, EarlyView.
We present a novel synthetic strategy toward a chiral saddle‐shaped nanographene (cSNG) via a two‐step oxidation of a prochiral anthracene precursor. The Scholl‐type oxidation first yields a key intermediate with sp3‐defect heptagons, and subsequent oxidative dehydrogenation affords fully conjugated cSNG.
Felix Trautner   +11 more
wiley   +1 more source

Metallacycles Capabilities in Host-Guest Chemistry. [PDF]

open access: yesChemistryOpen, 2015
Ponce-Vargas M, Ponce-Vargas M.
europepmc   +1 more source

Controlling the Guanidinium Cation Rotation by Cation–π Interactions

open access: yesAngewandte Chemie International Edition, EarlyView.
A lanthanide π‐container has been employed to trap a guanidinium cation inside the aromatic cavity by cation–π interactions. X‐ray crystallography and solid‐state nuclear magnetic resonance (NMR) spectroscopy at fast magic‐angle spinning (MAS) frequencies have been utilized to probe the underlying host–guest interactions.
Hannah Busch   +12 more
wiley   +1 more source

A Fixed‐Charge Interphase Synchronizes Ion Transport to Suppress Space‐Charge‐Driven Inefficiency Under Nanoliter Confinement

open access: yesAngewandte Chemie International Edition, EarlyView.
Electrochemical energy storage breaks down under extreme miniaturization, where interfaces and space‐charge dominate device behavior. This work introduces a fixed‐charge selective interphase (FCSI) integrated into a twin‐tube micro‐Swiss‐roll architecture.
Yaping Yan   +12 more
wiley   +1 more source

Defined Host-Guest Chemistry on Nanocarbon for Sustained Inhibition of Cancer. [PDF]

open access: yesSmall, 2016
Ostadhossein F   +9 more
europepmc   +1 more source

Regulating exocytosis of nanoparticles via host-guest chemistry. [PDF]

open access: yesOrg Biomol Chem, 2015
Kim C   +9 more
europepmc   +1 more source

Multicolor and Attenuated Light Intensity Responses in Protein Hydrogels Arising from Photoregulated Crosslink Dynamics

open access: yesAngewandte Chemie International Edition, EarlyView.
A fully protein‐based hydrogel integrated two orthogonal photoreceptors to enable reversible manipulation of stiffness with red/far‐red light and irreversible gel‐sol transitions with green light. Unexpectedly, high‐intensity red light results in attenuated stiffening and dark‐adaptation, arising from increased crosslinking dynamics in the ...
Saskia Frank, Seraphine V. Wegner
wiley   +1 more source

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