Articles with "covalent bonds" as a keyword



Multifunctional Recyclable Electronic Skins Enabled by Hierarchical Dynamic Network Structures

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202501677

Abstract: Inspired by the sensory functions of the human skin, the development of electronic skins (e‐skins) has garnered significant attention. Ionogels, as an emerging class of soft materials, show promise in serving as e‐skins. The pursuit… read more here.

Keywords: electronic skins; multifunctional recyclable; covalent bonds; skin ... See more keywords

Recent Advancements on Self-Immolative System Based on Dynamic Covalent Bonds for Delivering Heterogeneous Payloads.

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Published in 2023 at "Advanced healthcare materials"

DOI: 10.1002/adhm.202300138

Abstract: The precisely spatial-temporal delivery of heterogeneous payloads from a single system with the same pulse is in great demand in realizing versatile and synergistic functions. Very few molecular architectures can satisfy the strict requirements of… read more here.

Keywords: dynamic covalent; heterogeneous payloads; covalent bonds; drug ... See more keywords

Chromium‐Induced High Covalent Co–O Bonds for Efficient Anodic Catalysts in PEM Electrolyzer

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Published in 2024 at "Advanced Science"

DOI: 10.1002/advs.202402356

Abstract: The proton exchange membrane water electrolyzer (PEMWE), crucial for green hydrogen production, is challenged by the scarcity and high cost of iridium‐based materials. Cobalt oxides, as ideal electrocatalysts for oxygen evolution reaction (OER), have not… read more here.

Keywords: bonds efficient; chromium induced; induced high; chromium ... See more keywords

Intramolecular Covalent Bonds in Gram‐Positive Bacterial Surface Proteins

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Published in 2022 at "ChemBioChem"

DOI: 10.1002/cbic.202200316

Abstract: Gram‐positive bacteria experience considerable mechanical perturbation when adhering to host surfaces during colonization and infection. They have evolved various adhesion proteins that are mechanically robust to ensure strong surface adhesion. Recently, it was discovered that… read more here.

Keywords: surface; covalent bonds; intramolecular covalent; positive bacterial ... See more keywords

When Dynamic Diselenide Bonds meet Dynamic Imine Bonds in Polymeric Materials.

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Published in 2022 at "Macromolecular rapid communications"

DOI: 10.1002/marc.202200083

Abstract: In both natural and artificial functional systems, the cooperation between different dynamic interactions is of vital importance for realizing complicated functions. Dynamic covalent bonds are one kind of relatively stable dynamic interactions, and have shown… read more here.

Keywords: imine bonds; dynamic covalent; synergistic effect; covalent bonds ... See more keywords

Investigating Temperature-Dependent Microscopic Deformation in Tough and Self-healing Hydrogel Using Time-Resolved USAXS.

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Published in 2024 at "Macromolecular rapid communications"

DOI: 10.1002/marc.202400327

Abstract: Tough and self-healing hydrogels are typically sensitive to loading rates or temperatures due to the dynamic nature of non-covalent bonds. Understanding the structure evolution under varying loading conditions can provide valuable insights for developing new… read more here.

Keywords: deformation; self healing; covalent bonds; non covalent ... See more keywords

Regulating surface energy and establishing covalent bonds to enhance interface interaction between m‐BN and polyphenylene oxide for 5G applications

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Published in 2024 at "Polymer Composites"

DOI: 10.1002/pc.28250

Abstract: Incorporation of boron nitride (BN) into polymers is a promising method to obtain composites with high thermal conductivity, low dielectric constant (Dk), and dielectric loss (Df), while the practical applications are limited by the poor… read more here.

Keywords: energy; surface energy; thermal conductivity; polyphenylene oxide ... See more keywords

Exploring the Adaptability of 4D Printed Shape Memory Polymer Featuring Dynamic Covalent Bonds.

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Published in 2024 at "Small"

DOI: 10.1002/smll.202406358

Abstract: 4D printing (4DP) of high-performance shape memory polymers (SMPs), particularly using digital light processing (DLP), has garnered intense global attention due to its capability for rapid and high-precision fabrication of complex configurations, meeting diverse application… read more here.

Keywords: performance; shape memory; covalent bonds; dynamic covalent ... See more keywords

ETS-NOCV description of chemical bonding: from covalent bonds to non-covalent interactions

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Published in 2024 at "Journal of Molecular Modeling"

DOI: 10.1007/s00894-024-06222-6

Abstract: The interpretation of ETS-NOCV for typical covalent and dative-covalent chemical bonds is presented and compared with that for halogen bonds. Possible tuning of the strength of halogen bonding is considered, first by applying an electric… read more here.

Keywords: chemical; halogen; chemical bonding; electric field ... See more keywords

Exploring the folding energy landscapes of heme proteins using a hybrid AWSEM-heme model

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Published in 2022 at "Journal of Biological Physics"

DOI: 10.1007/s10867-021-09596-3

Abstract: Heme is an active center in many proteins. Here we explore computationally the role of heme in protein folding and protein structure. We model heme proteins using a hybrid model employing the AWSEM Hamiltonian, a… read more here.

Keywords: heme; heme proteins; proteins using; using hybrid ... See more keywords
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Lone pairs vs. covalent bonds: conformational effects in bicyclo[3.3.1]nonane derivatives

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Published in 2018 at "Structural Chemistry"

DOI: 10.1007/s11224-018-1240-z

Abstract: Investigations on the relative energy of two least-strain conformers for bicyclo[3.3.1]nonane 1, bicyclo[3.3.1]nonan-9-one 2, and their heteroanalogues: 3,7-dimethyl-3,7-diazabicyclo[3.3.1]nonane 3, 3,7-dimethyl-3,7-diazabicyclo[3.3.1]nonan-9-one 4 were performed using the calculations from the first principles (ab initio, DFT) as well… read more here.

Keywords: bicyclo nonane; pairs covalent; chemistry; bonds conformational ... See more keywords