Results 71 to 80 of about 3,122,862 (161)

The effect of hydrogen bonding on the π depletion and the π-π stacking interaction

open access: yes
Non-covalent interactions such as hydrogen bonding and π–π stacking are essential types of interactions governing molecular self-assembly. The π–π stacking ability of aromatic rings depends on the electron density of the π orbitals, which is affected by ...
Sundholm, D, Johansson, MP, Ahmed, U
core   +1 more source

Exploiting π–π Stacking for Stretchable Semiconducting Polymers

open access: yes, 2018
Although intermolecular charge transport is known to occur via π–π stacking, the influence of π–π stacking on the mechanical properties of polymers has received little attention compared with other dynamic noncovalent interactions. Herein, we demonstrate
Joohyeon Lee (4993043)   +23 more
core   +1 more source

π−π Interactions Affect Coordination Geometries

open access: yes, 2016
We explore the effect of π−π interactions in the complexes of mercury halides containing the N-(naphthyl)-2-pyrazine carboxamide ligand (L1) in the coordination geometry of the central metal. Results show molecular packing features have a dramatic effect
Hamid Reza Khavasi (606027)   +1 more
core   +1 more source

2-Oxo-2H-chromen-4-yl 3,3-dimethylbutanoate

open access: yesIUCrData
In the crystal of the title compound, C15H16O4, the molecules are connected through C—H...O hydrogen bonds, generating [100] chains, which are crosslinked by weak π–π stacking interactions.
Valentin Bationo   +4 more
doaj   +1 more source

Anisotropy of π–π Stacking as Basis for Superlubricity

open access: yes
When two surfaces move against each other, often high adhesive strength with low friction is desired. Then, the interfacial interaction requires a strong directional anisotropy, as provided by π–π stacking.
Johanna L. Trefs (14247762)   +3 more
core   +1 more source

Analysing π-π stacking interactions in lignin nanoparticles from molecular simulations – insights and lessons learned

open access: yes
A special molecular association is π–π-stacking, driven by weak interactions within aromatic compounds. The π–π-stacking interactions can occur in either a sandwich-like or T-shaped manner. In this study, a method to recognise π–π-stacking from classical
Florisson, Sara   +5 more
core   +1 more source

Self-Assembled Monolayers of Aromatic Thiols Stabilized by Parallel-Displaced π−π Stacking Interactions

open access: yes, 2016
Parallel-displaced π−π stacking interactions have been known to be the dominant force in stabilizing the double helical structure of DNA and the tertiary structure of proteins.
Jin-Feng Jia (2161417)   +10 more
core   +1 more source

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