Evidence map›Paper›PMID 37386227›Full record

ArticleNano-micro letters2023

Quasi-Three-Dimensional Cyclotriphosphazene-Based Covalent Organic Framework Nanosheet for Efficient Oxygen Reduction.

Jianhong Chang, Cuiyan Li, Xiaoxia Wang, Daohao Li, Jie Zhang, Xiaoming Yu, Hui Li, Xiangdong Yao, Valentin Valtchev, Shilun Qiu and 1 more

Open access · diamondAbstract read
In one paragraph

Article in Nano-micro letters, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
4.3field-weighted citation impact, top 4% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

6 citing papers in PubMed, 45 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

11 authors at 3 institutions in 2 countries.

Jianhong Chang *State Key Laboratory of Inorganic Synthesis and Preparative Chemistry, Jilin University, Changchun, 130012, People's Republic of China.
Cuiyan Li *State Key Laboratory of Inorganic Synthesis and Preparative Chemistry, Jilin University, Changchun, 130012, People's Republic of China.
Xiaoxia WangState Key Laboratory of Bio-Fibers and Eco-Textiles, College of Materials Science and Engineering, Qingdao University, Qingdao, 266071, People's Republic of China.
Daohao LiState Key Laboratory of Bio-Fibers and Eco-Textiles, College of Materials Science and Engineering, Qingdao University, Qingdao, 266071, People's Republic of China. lidaohao@qdu.edu.cn.
Jie ZhangState Key Laboratory of Inorganic Synthesis and Preparative Chemistry, Jilin University, Changchun, 130012, People's Republic of China.
Xiaoming YuState Key Laboratory of Inorganic Synthesis and Preparative Chemistry, Jilin University, Changchun, 130012, People's Republic of China.
Hui LiState Key Laboratory of Inorganic Synthesis and Preparative Chemistry, Jilin University, Changchun, 130012, People's Republic of China.
Xiangdong YaoState Key Laboratory of Inorganic Synthesis and Preparative Chemistry, Jilin University, Changchun, 130012, People's Republic of China.
Valentin ValtchevQingdao Institute of Bioenergy and Bioprocess Technology, Chinese Academy of Sciences, 189 Song Ling Rd, Qingdao, 266101, Shandong, People's Republic of China.
Shilun QiuState Key Laboratory of Inorganic Synthesis and Preparative Chemistry, Jilin University, Changchun, 130012, People's Republic of China.
Qianrong FangState Key Laboratory of Inorganic Synthesis and Preparative Chemistry, Jilin University, Changchun, 130012, People's Republic of China. qrfang@jlu.edu.cn.
Jilin University · CNQingdao University · CNCentre National de la Recherche Scientifique · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Metal-free carbon-based materials are considered as promising oxygen reduction reaction (ORR) electrocatalysts for clean energy conversion, and their highly dense and exposed carbon active sites are crucial for efficient ORR. In this work, two unique quasi-three-dimensional cyclotriphosphazene-based covalent organic frameworks (Q3CTP-COFs) and their nanosheets were successfully synthesized and applied as ORR electrocatalysts. The abundant electrophilic structure in Q3CTP-COFs induces a high density of carbon active sites, and the unique bilayer stacking of [6 + 3] imine-linked backbone facilitates the exposure of active carbon sites and accelerates mass diffusion during ORR. In particular, bulk Q3CTP-COFs can be easily exfoliated into thin COF nanosheets (NSs) due to the weak interlayer π-π interactions. Q3CTP-COF NSs exhibit highly efficient ORR catalytic activity (half-wave potential of 0.72 V vs. RHE in alkaline electrolyte), which is one of the best COF-based ORR electrocatalysts reported so far. Furthermore, Q3CTP-COF NSs can serve as a promising cathode for Zn-air batteries (delivered power density of 156 mW cm

Indexed as

Covalent organic frameworkMetal-free electrocatalystOxygen reduction reactionQuasi-three-dimensional structures

Identifiers

PMID37386227
PMCPMC10310679
OpenAlexW4382601584

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.