Evidence map›Paper›PMID 40169644›Full record

ArticleScientific reports2025

Effect of synthesis method on ammonium sorption behavior of oat husk biochar.

José Daniel da Silva Fonseca, Karolina Matej-Łukowicz, Jacek Kluska, Mateusz Adam Baluk, Joanna Kulesza, Bráulio Silva Barros, Ewa Wojciechowska

Abstract read
PubMed Full text at PMC Publisher
In one paragraph

Article in Scientific reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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

0 citing papers in PubMed.

No citing paper in PubMed yet.

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

7 authors.

José Daniel da Silva FonsecaPrograma de Pós-graduação em Ciência de Materiais, Centro de Ciências Exatas e da Natureza-CCEN, Universidade Federal de Pernambuco, Av. Prof. Morais Rego, 1235-Cidade Universitária, Recife, PE, 50670-901, Brazil.
Karolina Matej-ŁukowiczFaculty of Civil and Environmental Engineering, Gdansk University of Technology, Narutowicza 11/12, 80-233, Gdansk, Poland. karolina.lukowicz@pg.edu.pl.
Jacek KluskaInstitute of Fluid Flow Machinery, Polish Academy of Sciences, Fiszera 14, 80-231, Gdansk, Poland.
Mateusz Adam BalukDepartment of Environmental Technology, Faculty of Chemistry, University of Gdańsk, Wita Stwosza 63, 80-308, Gdansk, Poland.
Joanna KuleszaDepartamento de Química Fundamental, Centro de Ciências Exatas e da Natureza-CCEN, Universidade Federal de Pernambuco, Av. Prof. Morais Rego, 1235-Cidade Universitária, Recife, PE, 50670-901, Brazil.
Bráulio Silva BarrosDepartamento de Engenharia Mecânica, Centro de Tecnologia e Geociências - CTG, Universidade Federal de Pernambuco, Av. Prof. Morais Rego, 1235- Cidade Universitária, Recife, PE, 50670-901, Brazil. braulio.barros@ufpe.br.
Ewa WojciechowskaFaculty of Civil and Environmental Engineering, Gdansk University of Technology, Narutowicza 11/12, 80-233, Gdansk, Poland.

Funding

This work was supported by CNPq Grant no. 409160/2022-9. The authors would like to thank the National Science Centre in Poland for funding the project the project "Experimental research and modeling of contaminant transformation processes in biochar-sand filter". OPUS 25 [UMO-2023/49/B/ST8/02136].
6 · The paper itself

Abstract

Ammonium is a pollutant commonly detected in various water sources and, in high concentrations, poses significant risks to environmental quality and public health. Numerous techniques have been developed and are currently employed to eliminate pollutants, including ammonium ions, from water. Among these various methods, adsorption has proven to be the most cost-effective and eco-friendly, particularly when utilizing an inexpensive and effective adsorbent. This study aims to determine the optimal method for producing biochar from oat husks, focusing on maximizing ammonium adsorption capacity among three selected preparation techniques. The chosen methods are based on a common combustion process and the use of chemical activators, such as ferrocene and sodium hydroxide. Biochar produced with sodium hydroxide exhibited the highest concentration of oxidized groups, as confirmed by Fourier transform infrared (FTIR) spectroscopy. The adsorption kinetics of ammonium via the sodium hydroxide-modified biochar followed the Avrami model. The adsorption isotherms were best described by the Freundlich (R

Indexed as

Ammonium CompoundsAvenaCharcoalWater Pollutants, ChemicalAdsorptionKineticsSodium HydroxideSpectroscopy, Fourier Transform InfraredWater PurificationAmmonium CompoundsbiocharCharcoalSodium HydroxideWater Pollutants, ChemicalAdsorptionAmmonium ion removalModified biocharOat husk biocharWastewater

Identifiers

PMID40169644
PMCPMC11961723

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

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.