Evidence map›Paper›PMID 42344099›Full record

ArticleReaction chemistry & engineering2026

Pivotal influence of ligand field stabilization energy on the extraction order of divalent metal ions by acidic extractants.

Stijn Raiguel, Koen Binnemans

Abstract read
In one paragraph

Article in Reaction chemistry & engineering, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. 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

2 authors.

Stijn RaiguelKU Leuven, Department of Chemistry Celestijnenlaan 200F, P.O. box 2404 B-3001 Leuven Belgium stijn.raiguel@kuleuven.be.ORCID https://orcid.org/0000-0001-5185-9673
Koen BinnemansKU Leuven, Department of Chemistry Celestijnenlaan 200F, P.O. box 2404 B-3001 Leuven Belgium stijn.raiguel@kuleuven.be.ORCID https://orcid.org/0000-0003-4768-3606

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Even after decades of industrial use, the fundamental factors governing the selectivity of acidic extractants for various divalent metal ions in the fourth period of the periodic system have not yet been identified. In this paper, the case is made for ligand field stabilization energy as the principal quantity determining the extractability of a divalent metal ion by a particular acidic extractant. This stabilizing energetic contribution results from non-isotropic (covalent) interactions between the metal ion and the extractant, which acts as an inner-sphere ligand in the metal-extractant complex. The extractability of a metal ion appears to be largely determined by the difference in ligand field stabilization energy in the organic

Identifiers

PMID42344099
PMCPMC13289708

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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.