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Regulation of Molecular Orientations of A–D–A Nonfullerene Acceptors for Organic Photovoltaics: The Role of End‐Group π–π Stacking

Advanced Functional Materials, 2021
Increasing horizontal and face‐on orientations of the active molecules in organic solar cells is critical to improve light absorption, charge mobility, and exciton diffusivity for high photovoltaic efficiency.
Wen-Yu Zheng   +4 more
semanticscholar   +1 more source

π–π Stacking Contributing to the Low or Reduced Impact Sensitivity of Energetic Materials

, 2020
π–π stacking, usually together with the aid of hydrogen bonding (HB), serves as a main characteristic of low impact, sensitive, highly energetic materials (LSHEMs), which are highly desired for app...
Ru-Peng Bu, Ying Xiong, Chaoyang Zhang
semanticscholar   +1 more source

Frustrated π-stacking.

Chemical Communications
The properties of functional materials based on organic π-conjugated systems are governed extensively by intermolecular interactions between π-molecules.
Hui-Jun Zhang, Yifei Wei, Jianbin Lin
semanticscholar   +1 more source

Reinforcing the poly(silylene arylacetylene)s via strong π-π stacking interactions

Polymer, 2021
Silicon-containing arylacetylene resins show a trade-off between mechanical property and heat resistance as usual. A strategy is proposed by utilizing the interchain π-π stacking interactions to obtain a resin with both high mechanical property and heat ...
Manping Ma   +5 more
semanticscholar   +1 more source

Series of AzTO-Based Energetic Materials: Effect of Different π-π Stacking Modes on Their Thermal Stability and Sensitivity.

Langmuir, 2021
π-Stacking is common in materials, but different π-π stacking modes remarkably affect the properties and performances of materials. In particular, weak interactions, π-stacking and hydrogen bonding, often have a great impact on the stability and ...
Jin-Hao Zhang   +8 more
semanticscholar   +1 more source

Self-Assembly through Coordination and π-Stacking: Controlled Switching of Circularly Polarized Luminescence.

Angewandte Chemie, 2019
Multiple noncovalent interactions can drive self-assembly through different pathways. Here, by coordination-assisted changes in π-stacking modes between chromophores in pyrene-conjugated histidine (PyHis), a self-assembly system with reversible and ...
Dian Niu   +4 more
semanticscholar   +1 more source

Hexanuclear Zn(II)-Induced Dense π-Stacking in a Metal-Organic Framework Featuring Long-Lasting Room Temperature Phosphorescence.

Inorganic Chemistry, 2020
A new strategy to enhance the room temperature phosphorescence performance has been developed through hexanuclear Zn(II)-cluster-induced dense π-stacking in a metal-organic framework matrix. The synergistic effect of metal clusters and large overlap of π-
Xiao-Gang Yang   +5 more
semanticscholar   +1 more source

π-π stacking interface design for improving the strength and electromagnetic interference shielding of ultrathin and flexible water-borne polymer/sulfonated graphene composites

Carbon, 2019
π-π stacking interface design strategy is proposed to prepare ultrathin and flexible water-borne polymer/sulfonated graphene nanosheets (S-GNS) composite by a facile self-assembly method in latex. The water-dispersible S-GNS was made by modifying the GNS
Linfeng Wei   +7 more
semanticscholar   +1 more source

Semi-aromatic copolyesters with high strength and fire safety via hydrogen bonds and π-π stacking

Chemical Engineering Journal, 2019
Currently, it is still a huge challenge to prepare flame-retardant polymeric materials with excellent fire safety, high strength, good durability and processability.
Y. Ni   +8 more
semanticscholar   +1 more source

A highly fluorescent covalent organic framework as a hydrogen chloride sensor: roles of Schiff base bonding and π-stacking

, 2020
In this paper we report the extremely crystalline structures, high thermal stabilities, and strong fluorescence emissions of covalent organic frameworks (COFs) based on linked carbazole units. We have synthesized three stable luminescent carbazole-linked
A. el-Mahdy, Ming-Yi Lai, Shiao W. Kuo
semanticscholar   +1 more source

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