Multibranched Octupolar Module Embedded Covalent Organic Frameworks Enable Efficient Two‐Photon Fluorescence
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DOI: 10.1002/adfm.202000516
Abstract: Covalent organic frameworks (COFs) have emerged as potential light emitting polymers for optoelectronic and optical devices, but their nonlinear optical properties, particularly two‐photon absorption and fluorescence (TPA/TPF), have seldom been explored. Herein, to construct octupolar… read more here.
Keywords: two photon; photon fluorescence; covalent organic; organic frameworks ... See more keywords
Carbon Dots Based Nanoscale Covalent Organic Frameworks for Photodynamic Therapy
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DOI: 10.1002/adfm.202004680
Abstract: Covalent organic frameworks (COFs) have attracted much attention for various applications, while developing COFs with biomedical functions remains a big challenge. Most COFs are built purely from organic molecules, no carbon dots (CDs)‐based COFs have… read more here.
Keywords: photodynamic therapy; covalent organic; carbon dots; organic frameworks ... See more keywords
Two‐Photon Absorption Induced Cancer Immunotherapy Using Covalent Organic Frameworks
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DOI: 10.1002/adfm.202103056
Abstract: Immune checkpoint blockade therapy is revolutionizing the traditional treatment model of multiple tumor types, but remains ineffective for a large subset of patients. Photodynamic therapy (PDT) has been shown to induce cancer cell death and… read more here.
Keywords: cancer; two photon; pdt; therapy ... See more keywords
Acridine-Based Covalent Organic Framework Photosensitizer with Broad-Spectrum Light Absorption for Antibacterial Photocatalytic Therapy.
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DOI: 10.1002/adhm.202100775
Abstract: Antibiotic resistance is considered as one of the serious public health issues. Antibacterial photocatalytic therapy, a clinically proven antibacterial therapy, is gaining increasing attention in recent years owing to its high efficacy. Here, an acridine-based… read more here.
Keywords: based covalent; antibacterial photocatalytic; acridine based; photocatalytic therapy ... See more keywords
2D Covalent Organic Framework Direct Osteogenic Differentiation of Stem Cells
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DOI: 10.1002/adhm.202101737
Abstract: 2D covalent organic frameworks (COFs) are an emerging class of crystalline porous organic polymers with a wide‐range of potential applications. However, poor processability, aqueous instability, and low water dispersibility greatly limit their practical biomedical implementation.… read more here.
Keywords: osteogenic differentiation; cofs sustained; covalent organic; stem ... See more keywords
Selective Molecular Sieving in Self-Standing Porous Covalent-Organic-Framework Membranes.
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DOI: 10.1002/adma.201603945
Abstract: Self-standing, flexible, continuous, and crack-free covalent-organic-framework membranes (COMs) are fabricated via a simple, scalable, and highly cost-effective methodology. The COMs show long-term durability, recyclability, and retain their structural integrity in water, organic solvents, and mineral… read more here.
Keywords: self standing; framework membranes; covalent organic; organic framework ... See more keywords
Electrostatic Design of 3D Covalent Organic Networks.
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DOI: 10.1002/adma.201700888
Abstract: An innovative strategy for electrostatically designing the electronic structure of 3D bulk materials is proposed to control charge carriers at the nanoscale. This is achieved by shifting the electronic levels of chemically identical semiconducting elements… read more here.
Keywords: electrostatic design; design covalent; covalent organic; organic networks ... See more keywords
Template Conversion of Covalent Organic Frameworks into 2D Conducting Nanocarbons for Catalyzing Oxygen Reduction Reaction.
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DOI: 10.1002/adma.201706330
Abstract: Progress over the past decades in porous materials has exerted great effect on the design of metal-free carbon electrochemical catalysts in fuel cells. The carbon material must combine three functions, i.e., electrical conductivity for electron… read more here.
Keywords: template conversion; carbon; conversion covalent; frameworks conducting ... See more keywords
Electroactive Covalent Organic Frameworks: Design, Synthesis, and Applications.
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DOI: 10.1002/adma.202002038
Abstract: Covalent organic frameworks (COFs) are an emerging class of crystalline porous polymers with tailorable compositions, porosities, functionalities, and intrinsic chemical stability. The incorporation of electroactive moieties in the structure transforms COFs into electroactive materials with… read more here.
Keywords: organic frameworks; electroactive covalent; covalent organic; frameworks design ... See more keywords
Structural Approaches to Control Interlayer Interactions in 2D Covalent Organic Frameworks.
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DOI: 10.1002/adma.202002366
Abstract: The ability to design and synthesize monomers can affect fundamental aspects in 2D covalent organic frameworks, such as dimensionality, topology, and pore size. Besides this, the structure of the monomers can also affect interlayer interactions,… read more here.
Keywords: interlayer interactions; approaches control; structural approaches; interactions covalent ... See more keywords
Molecular Engineering of Covalent Organic Framework Cathodes for Enhanced Zinc-Ion Batteries.
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DOI: 10.1002/adma.202103617
Abstract: Covalent organic frameworks (COFs) are potentially promising electrode materials for electrochemical charge storage applications thanks to their pre-designable reticular chemistry with atomic precision, allowing precise control of pore size, redox-active functional moieties, and stable covalent… read more here.
Keywords: covalent; ion batteries; molecular engineering; zinc ion ... See more keywords