Evidence map›Paper›PMID 37277463›Full record

ArticleCommunications chemistry2023

Evolution of nanopores in hexagonal boron nitride.

Chunhui Dai, Derek Popple, Cong Su, Ji-Hoon Park, Kenji Watanabe, Takashi Taniguchi, Jing Kong, Alex Zettl

Open access · goldAbstract read
In one paragraph

Article in Communications chemistry, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing papers in PubMed
1.5field-weighted citation impact, top 19% 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

3 citing papers in PubMed, 14 citations in OpenAlex.

  1. Article
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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

8 authors at 3 institutions in 2 countries.

Chunhui DaiDepartment of Physics, University of California at Berkeley, Berkeley, CA, 94720, USA.
Derek PoppleMaterials Sciences Division, Lawrence Berkeley National Laboratory, Berkeley, CA, 94720, USA.ORCID http://orcid.org/0000-0002-3189-1948
Cong SuDepartment of Physics, University of California at Berkeley, Berkeley, CA, 94720, USA.ORCID http://orcid.org/0000-0002-7198-0259
Ji-Hoon ParkDepartment of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, MA, 02142, USA.ORCID http://orcid.org/0000-0003-4776-5206
Kenji WatanabeInternational Centre for Materials Nanoarchitectonics, National Institute for Materials Science, Tsukuba, Japan.ORCID http://orcid.org/0000-0003-3701-8119
Takashi TaniguchiInternational Centre for Materials Nanoarchitectonics, National Institute for Materials Science, Tsukuba, Japan.ORCID http://orcid.org/0000-0002-1467-3105
Jing KongDepartment of Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, MA, 02142, USA.ORCID http://orcid.org/0000-0003-0551-1208
Alex ZettlDepartment of Physics, University of California at Berkeley, Berkeley, CA, 94720, USA. azettl@berkeley.edu.ORCID http://orcid.org/0000-0001-6330-136X
Lawrence Berkeley National Laboratory · USMassachusetts Institute of Technology · USNational Institute for Materials Science · JP

Funding

DOE | SC | Basic Energy Sciences (BES) DE-AC02-05-CH11231 (KC1203)DOE | SC | Basic Energy Sciences (BES) DE-AC02-05-CH11231 (KCWF16)United States Department of Defense | United States Army | U.S. Army Research, Development and Engineering Command | Army Research Office (ARO) W911NF-18-1-04320431United States Department of Defense | United States Army | U.S. Army Research, Development and Engineering Command | Army Research Office (ARO) W911NF-18-2-0048
6 · The paper itself

Abstract

The engineering of atomically-precise nanopores in two-dimensional materials presents exciting opportunities for both fundamental science studies as well as applications in energy, DNA sequencing, and quantum information technologies. The exceptional chemical and thermal stability of hexagonal boron nitride (h-BN) suggest that exposed h-BN nanopores will retain their atomic structure even when subjected to extended periods of time in gas or liquid environments. Here we employ transmission electron microscopy to examine the time evolution of h-BN nanopores in vacuum and in air and find, even at room temperature, dramatic geometry changes due to atom motion and edge contamination adsorption, for timescales ranging from one hour to one week. The discovery of nanopore evolution contrasts with general expectations and has profound implications for nanopore applications of two-dimensional materials.

Identifiers

PMID37277463
PMCPMC10241886
OpenAlexW4379386167

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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.