Evidence map›Paper›PMID 36864084›Full record

ArticleNature communications2023

Probing sub-5 Ångstrom micropores in carbon for precise light olefin/paraffin separation.

Shengjun Du, Jiawu Huang, Matthew R Ryder, Luke L Daemen, Cuiting Yang, Hongjun Zhang, Panchao Yin, Yuyan Lai, Jing Xiao, Sheng Dai and 1 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
9.2field-weighted citation impact, top 1% 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

13 citing papers in PubMed, 84 citations in OpenAlex.

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  3. Effect ofMolecules (Basel, Switzerland) · 2026
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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 4 institutions in 2 countries.

Shengjun Du *School of Chemistry and Chemical Engineering, South China University of Technology, Guangzhou, China.ORCID http://orcid.org/0000-0003-0383-3318
Jiawu Huang *School of Chemistry and Chemical Engineering, South China University of Technology, Guangzhou, China.
Matthew R RyderMaterials Science and Technology Division, Oak Ridge National Laboratory, Oak Ridge, TN, USA.ORCID http://orcid.org/0000-0002-1363-8148
Luke L DaemenNeutron Scattering Division, Oak Ridge National Laboratory, Oak Ridge, TN, USA.
Cuiting YangSchool of Chemistry and Chemical Engineering, South China University of Technology, Guangzhou, China.
Hongjun ZhangState Key Laboratory of Particle Detection and Electronics, University of Science and Technology of China, Hefei, China.ORCID http://orcid.org/0000-0002-4714-8809
Panchao YinState Key Laboratory of Luminescent Materials and Devices, School of Molecular Science and Engineering, South China University of Technology, Guangzhou, China.
Yuyan LaiState Key Laboratory of Luminescent Materials and Devices, School of Molecular Science and Engineering, South China University of Technology, Guangzhou, China.
Jing XiaoSchool of Chemistry and Chemical Engineering, South China University of Technology, Guangzhou, China. cejingxiao@scut.edu.cn.ORCID http://orcid.org/0000-0002-7006-6211
Sheng DaiDepartment of Chemistry, Institute for Advanced Materials and Manufacturing, University of Tennessee, Knoxville, TN, USA. dais@ornl.gov.ORCID http://orcid.org/0000-0002-8046-3931
Banglin ChenFujian Provincial Key Laboratory of Polymer Materials, College of Chemistry & Materials Science, Fujian Normal University, Fuzhou, Fujian, China. banglin.chen@fjnu.edu.cn.ORCID http://orcid.org/0000-0001-8707-8115
South China University of Technology · CNOak Ridge National Laboratory · USFujian Normal University · CNUniversity of Science and Technology of China · CN

Funding

National Natural Science Foundation of China (National Science Foundation of China) 22022806
6 · The paper itself

Abstract

Olefin/paraffin separation is an important but challenging and energy-intensive process in petrochemical industry. The realization of carbons with size-exclusion capability is highly desirable but rarely reported. Herein, we report polydopamine-derived carbons (PDA-Cx, where x refers to the pyrolysis temperature) with tailorable sub-5 Å micropore orifices together with larger microvoids by one-step pyrolysis. The sub-5 Å micropore orifices centered at 4.1-4.3 Å in PDA-C800 and 3.7-4.0 Å in PDA-C900 allow the entry of olefins while entirely excluding their paraffin counterparts, performing a precise cut-off to discriminate olefin/paraffin with sub-angstrom discrepancy. The larger voids enable high C

Identifiers

PMID36864084
PMCPMC9981619
OpenAlexW4322762243

What OpenQuestion holds

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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.