Evidence map›Paper›PMID 33169889›Full record

ArticleAngewandte Chemie (International ed. in English)2021

Facile Access to an Active γ-NiOOH Electrocatalyst for Durable Water Oxidation Derived From an Intermetallic Nickel Germanide Precursor.

Prashanth W Menezes, Shenglai Yao, Rodrigo Beltrán-Suito, J Niklas Hausmann, Pramod V Menezes, Matthias Driess

Abstract read
In one paragraph

Article in Angewandte Chemie (International ed. in English), 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing 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

27 citing papers in PubMed.

  1. Linking Synthetic Materials Chemistry to Electrocatalytic Performance.Angewandte Chemie (International ed. in English) · 2026
    Review
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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

6 authors.

Prashanth W MenezesDepartment of Chemistry: Metalorganics and Inorganic Materials, Technische Universität Berlin, Strasse des 17 Juni 135, Sekr. C2, 10623, Berlin, Germany.ORCID http://orcid.org/0000-0002-0665-7690
Shenglai YaoDepartment of Chemistry: Metalorganics and Inorganic Materials, Technische Universität Berlin, Strasse des 17 Juni 135, Sekr. C2, 10623, Berlin, Germany.ORCID http://orcid.org/0000-0002-4005-835X
Rodrigo Beltrán-SuitoDepartment of Chemistry: Metalorganics and Inorganic Materials, Technische Universität Berlin, Strasse des 17 Juni 135, Sekr. C2, 10623, Berlin, Germany.
J Niklas HausmannDepartment of Chemistry: Metalorganics and Inorganic Materials, Technische Universität Berlin, Strasse des 17 Juni 135, Sekr. C2, 10623, Berlin, Germany.
Pramod V MenezesInstitut für Elektrochemie, Universität Ulm, Albert-Einstein-Allee 47, 89081, Ulm, Germany.
Matthias DriessDepartment of Chemistry: Metalorganics and Inorganic Materials, Technische Universität Berlin, Strasse des 17 Juni 135, Sekr. C2, 10623, Berlin, Germany.ORCID http://orcid.org/0000-0002-9873-4103

Funding

Deutsche Forschungsgemeinschaft EXC 2008/1 - 390540038
6 · The paper itself

Abstract

Identifying novel classes of precatalysts for the oxygen evolution reaction (OER by water oxidation) with enhanced catalytic activity and stability is a key strategy to enable chemical energy conversion. The vast chemical space of intermetallic phases offers plenty of opportunities to discover OER electrocatalysts with improved performance. Herein we report intermetallic nickel germanide (NiGe) acting as a superior activity and durable Ni-based electro(pre)catalyst for OER. It is produced from a molecular bis(germylene)-Ni precursor. The ultra-small NiGe nanocrystals deposited on both nickel foam and fluorinated tin oxide (FTO) electrodes showed lower overpotentials and a durability of over three weeks (505 h) in comparison to the state-of-the-art Ni-, Co-, Fe-, and benchmark NiFe-based electrocatalysts under identical alkaline OER conditions. In contrast to other Ni-based intermetallic precatalysts under alkaline OER conditions, an unexpected electroconversion of NiGe into γ-Ni

Indexed as

electroconversionnickel germanideoxygen evolution reactionoxyhydroxiderenewable energy

Identifiers

PMID33169889
PMCPMC7986911

What OpenQuestion holds

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Registered trials

None linked

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.