Evidence map›Paper›PMID 31959952›Full record

ArticleNature materials2020

Thiol-free self-assembled oligoethylene glycols enable robust air-stable molecular electronics.

Xinkai Qiu, Viktor Ivasyshyn, Li Qiu, Mihaela Enache, Jingjin Dong, Sylvia Rousseva, Giuseppe Portale, Meike Stöhr, Jan C Hummelen, Ryan C Chiechi

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Article in Nature materials, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
–field-weighted citation impact
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

19 citing papers in PubMed.

  1. Article
  2. Article
  3. Review
  4. Article
  5. Monolayer Organic Crystals for Ultrahigh Performance Molecular Diodes.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2024
    Article
  6. Article
  7. Complex Energy Landscapes of Self-Assembled Vesicles.Journal of the American Chemical Society · 2023
    Article
  8. Article
  9. Article
  10. Article
  11. Review
  12. Article
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Molecular Doping Directed by a Neutral Radical.ACS applied materials & interfaces · 2021
    Article
  19. Article
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

10 authors.

Xinkai QiuStratingh Institute for Chemistry, University of Groningen, Groningen, the Netherlands.ORCID http://orcid.org/0000-0001-5857-6414
Viktor IvasyshynStratingh Institute for Chemistry, University of Groningen, Groningen, the Netherlands.ORCID http://orcid.org/0000-0001-7294-7453
Li QiuStratingh Institute for Chemistry, University of Groningen, Groningen, the Netherlands.ORCID http://orcid.org/0000-0001-5838-0593
Mihaela EnacheZernike Institute for Advanced Materials, University of Groningen, Groningen, the Netherlands.
Jingjin DongZernike Institute for Advanced Materials, University of Groningen, Groningen, the Netherlands.
Sylvia RoussevaStratingh Institute for Chemistry, University of Groningen, Groningen, the Netherlands.ORCID http://orcid.org/0000-0001-9774-3641
Giuseppe PortaleZernike Institute for Advanced Materials, University of Groningen, Groningen, the Netherlands.ORCID http://orcid.org/0000-0002-4903-3159
Meike StöhrZernike Institute for Advanced Materials, University of Groningen, Groningen, the Netherlands.ORCID http://orcid.org/0000-0002-1478-6118
Jan C HummelenStratingh Institute for Chemistry, University of Groningen, Groningen, the Netherlands.ORCID http://orcid.org/0000-0001-8152-6255
Ryan C ChiechiStratingh Institute for Chemistry, University of Groningen, Groningen, the Netherlands. r.c.chiechi@rug.nl.ORCID http://orcid.org/0000-0002-0895-2095

Funding

Nederlandse Organisatie voor Wetenschappelijk Onderzoek (Netherlands Organisation for Scientific Research) FOM Focus Group Next-Gen PVNetherlands Organisation for Scientific Research | Nationaal Regieorgaan Praktijkgericht Onderzoek SIA (Nationaal Regieorgaan Praktijkgericht Onderzoek) FOM Focus Group Next-Gen PV
6 · The paper itself

Abstract

Self-assembled monolayers (SAMs) are widely used to engineer the surface properties of metals. The relatively simple and versatile chemistry of metal-thiolate bonds makes thiolate SAMs the preferred option in a range of applications, yet fragility and a tendency to oxidize in air limit their long-term use. Here, we report the formation of thiol-free self-assembled mono- and bilayers of glycol ethers, which bind to the surface of coinage metals through the spontaneous chemisorption of glycol ether-functionalized fullerenes. As-prepared assemblies are bilayers presenting fullerene cages at both the substrate and ambient interface. Subsequent exposure to functionalized glycol ethers displaces the topmost layer of glycol ether-functionalized fullerenes, and the resulting assemblies expose functional groups to the ambient interface. These layers exhibit the key properties of thiolate SAMs, yet they are stable to ambient conditions for several weeks, as shown by the performance of tunnelling junctions formed from SAMs of alkyl-functionalized glycol ethers. Glycol ether-functionalized spiropyrans incorporated into mixed monolayers lead to reversible, light-driven conductance switching. Self-assemblies of glycol ethers are drop-in replacements for thiolate SAMs that retain all of their useful properties while avoiding the drawbacks of metal-thiolate bonds.

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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.