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Field: Covalent Organic Framework Applications

Chemical removal and selectivity reduction of nitrate from water by (nano) zero-valent iron/activated carbon micro-electrolysis

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Ningfan Song, Jian Xu, Yunpeng Cao, Fan Xia et al.

Journal: Chemosphere
Year: 2020
Citations: 101

The processes of (n)ZVI/AC((nano)zero valent iron/activated carbon)micro-electrolysis were applied for nitrate removal from groundwater, aiming to reduce nitrate to N2, an environmentally friendly end product. (n)ZVI was utilized and combined with selected commercial AC to form the micro-electrolysi...

Physical SciencesEngineeringBiomedical Engineering
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Construction of Z-scheme Fe3O4/BiOCl/BiOI heterojunction with superior recyclability for improved photocatalytic activity towards tetracycline degradation

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Jingjing Dang, Jingru Guo, Liping Wang, Feng Guo et al.

Journal: Journal of Alloys and CompoundsYear: 2021Citations: 95
Physical SciencesEnergyRenewable Energy, Sustainability and the Environment
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Multibranched Octupolar Module Embedded Covalent Organic Frameworks Enable Efficient Two‐Photon Fluorescence

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Meijia Yang, Chunshao Mo, Long Fang, Jing Li et al.

Journal: Advanced Functional MaterialsYear: 2020Citations: 90

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 three...

Physical SciencesMaterials ScienceMaterials Chemistry
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Highly dispersed ultrafine palladium nanoparticles encapsulated in a triazinyl functionalized porous organic polymer as a highly efficient catalyst for transfer hydrogenation of aldehydes

Verified

Jin Yang, Man Yuan, Dan Xu, Hong Zhao et al.

Journal: Journal of Materials Chemistry AYear: 2018Citations: 90

A stable Pd@TP-POP catalyst with highly dispersed ultrafine Pd NPs confined in its organic pores was fabricated for catalytic reduction of 4-nitrophenol and transfer hydrogenation of aromatic aldehydes under very mild conditions.

Physical SciencesMaterials ScienceMaterials Chemistry
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Metal–organic frameworks containing uncoordinated nitrogen: Preparation, modification, and application in adsorption

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Dong Kyu Yoo, Imteaz Ahmed, Mithun Sarker, Hye Jin Lee et al.

Journal: Materials TodayYear: 2021Citations: 88

Significant progress has been made on metal–organic frameworks (MOFs), especially those with functional groups like amines or carboxylic acid groups. MOFs with uncoordinated nitrogen (UCN-MOFs) are attractive for many applications (owing to Lewis basicity and possible coordination) and for possible ...

Physical SciencesChemistryInorganic Chemistry
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An <i>in situ</i> Bi-decorated BiOBr photocatalyst for synchronously treating multiple antibiotics in water

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Feng Cao, Jianmin Wang, Yunan Wang, Jun Zhou et al.

Journal: Nanoscale AdvancesYear: 2018Citations: 85

in the BiOBr matrix. The coexisting system of TC (tetracycline hydrochloride), CIP (ciprofloxacin) and DOX (doxycycline) could be simultaneously photodegraded to approximately 0% within 30 min by the Bi/BiOBr photocatalyst.

Physical SciencesEnergyRenewable Energy, Sustainability and the EnvironmentOpen Access
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Investigation of novel nanomaterial for the removal of toxic substances from contaminated water

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W.N. El-Sayed, Khalid Z. Elwakeel, Ahmed Shahat, Md. Rabiul Awual

Journal: RSC AdvancesYear: 2019Citations: 82

. Several compounds were examined as common interfering substances including vanillin, glucose, lactose, starch and sucrose, which did not adversely interfere in both the detection and adsorption systems using the proposed nanosphere material. The data emphasized that the proposed material is highly...

Physical SciencesMaterials ScienceMaterials ChemistryOpen Access
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Ultrafine and highly dispersed platinum nanoparticles confined in a triazinyl-containing porous organic polymer for catalytic applications

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Hong Zhao, Guiqin Yu, Man Yuan, Jin Yang et al.

Journal: NanoscaleYear: 2018Citations: 78

The fabrication of stable porous organic polymers (POPs) with heteroatoms that can firmly anchor noble metal nanoparticles (NPs) is a challenging and significant task for heterogeneous catalysis. In the current work, we used piperazine and cyanuric chloride as precursors and successfully fabricated ...

Physical SciencesMaterials ScienceMaterials Chemistry
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Near–atomic-scale observation of grain boundaries in a layer-stacked two-dimensional polymer

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Haoyuan Qi, Hafeesudeen Sahabudeen, Baokun Liang, Miroslav Položij et al.

Journal: Science AdvancesYear: 2020Citations: 76

Two-dimensional (2D) polymers hold great promise in the rational materials design tailored for next-generation applications. However, little is known about the grain boundaries in 2D polymers, not to mention their formation mechanisms and potential influences on the material's functionalities. Using...

Physical SciencesMaterials ScienceMaterials ChemistryOpen Access
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Redox Donor–Acceptor Conjugated Microporous Polymers as Ultralong‐Lived Organic Anodes for Rechargeable Air Batteries

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Linfeng Zhong, Zhengsong Fang, Chenhao Shu, Chunshao Mo et al.

Journal: Angewandte Chemie International EditionYear: 2021Citations: 72

Abstract Herein, we explore a new redox donor–acceptor conjugated microporous polymer (AQ‐CMP) by utilizing anthraquinone and benzene as linkers via C‐C linkages and demonstrate the first use of CMP as ultralong‐lived anodes for rechargeable air batteries. AQ‐CMP features an interconnected octupole ...

Physical SciencesMaterials ScienceMaterials Chemistry
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Application of zeolites in permeable reactive barriers (PRBs) for in-situ groundwater remediation: A critical review

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Yunhui Zhang, Benyi Cao, Hailong Yin, Lite Meng et al.

Journal: ChemosphereYear: 2022Citations: 67

Permeable reactive barrier (PRB) is one of the most promising in-situ groundwater remediation technologies due to its low costs and wide immobilization suitability for multiple contaminants. Reactive medium is a key component of PRBs and their selection needs to consider removal effectiveness as wel...

Physical SciencesEngineeringBiomedical Engineering
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Different degradation mechanisms of carbamazepine and diclofenac by single-atom Barium embedded g-C3N4: the role of photosensitation-like mechanism

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Jialiang Liang, Wei Zhang, Zhiwei Zhao, Wen Liu et al.

Journal: Journal of Hazardous MaterialsYear: 2021Citations: 66

This study reports the different degradation mechanisms of carbamazepine (CBZ) and diclofenac (DCF) by single-atom Barium (Ba) embedded g-C3N4. Single-atom Ba is anchored onto g-C3N4 by forming ionic bond with triazine ring, thus greatly enhances the photocatalytic activity with an atom ratio of 1.7...

Physical SciencesEnergyRenewable Energy, Sustainability and the Environment
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Bottom-up approach to engineer a molybdenum-doped covalent-organic framework catalyst for selective oxidation reaction

Verified

Weijie Zhang, Pingping Jiang, Ying Wang, Jian Zhang et al.

Journal: RSC AdvancesYear: 2014Citations: 65

We synthesized a readily accessible molybdenum-doped covalent-organic framework catalyst (Mo-COF) linked by a hydrazine linkage <italic>via</italic> a facile two-step bottom-up approach. This Mo-COF catalyst as an open nanochannel-reactor showed promising catalytic properties for the selective oxida...

Physical SciencesMaterials ScienceMaterials Chemistry
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ZIF-67-based materials as adsorbent for liquid phase adsorption-a review

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Tirtha Sarker, Ishmam Tahmid, Rudra Kumar Sarker, Shaikat Chandra Dey et al.

Journal: PolyhedronYear: 2024Citations: 58
Physical SciencesChemistryInorganic Chemistry
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Two‐Dimensional Boronate Ester Covalent Organic Framework Thin Films with Large Single Crystalline Domains for a Neuromorphic Memory Device

Verified

Sang-Wook Park, Zhongquan Liao, Bergoi Ibarlucea, Haoyuan Qi et al.

Journal: Angewandte ChemieYear: 2020Citations: 57

Abstract Despite the recent progress in the synthesis of crystalline boronate ester covalent organic frameworks (BECOFs) in powder and thin‐film through solvothermal method and on‐solid‐surface synthesis, respectively, their applications in electronics, remain less explored due to the challenges in ...

Physical SciencesMaterials ScienceMaterials ChemistryOpen Access
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