Evidence map›Paper›PMID 34408258›Full record

ArticleScientific reports2021

Recovery of phosphorus as soluble phosphates from aqueous solutions using chitosan hydrogel sorbents.

Tomasz Jóźwiak, Agata Kowalkowska, Urszula Filipkowska, Joanna Struk-Sokołowska, Ludmila Bolozan, Luminita Gache, Marius Ilie

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2021. 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
1.7field-weighted citation impact, top 17% 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, 23 citations in OpenAlex.

  1. Article
  2. Review
  3. 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

7 authors at 3 institutions in 2 countries.

Tomasz JóźwiakDepartment of Environmental Engineering, University of Warmia and Mazury in Olsztyn, Warszawska St. 117a, 10-957, Olsztyn, Poland. tomasz.jozwiak@uwm.edu.pl.
Agata KowalkowskaDepartment of Environmental Engineering, University of Warmia and Mazury in Olsztyn, Warszawska St. 117a, 10-957, Olsztyn, Poland.
Urszula FilipkowskaDepartment of Environmental Engineering, University of Warmia and Mazury in Olsztyn, Warszawska St. 117a, 10-957, Olsztyn, Poland.
Joanna Struk-SokołowskaDepartment of Environmental Engineering Technology, Bialystok University of Technology, Wiejska St. 45E, 15-351, Bialystok, Poland.
Ludmila BolozanFaculty of Chemical Engineering and Environmental Protection, Gheorghe Asachi Technical University of Iaşi, Bulevardul Profesor Dimitrie Mangeron 67, 700050, Iaşi, Romania.
Luminita GacheFaculty of Chemical Engineering and Environmental Protection, Gheorghe Asachi Technical University of Iaşi, Bulevardul Profesor Dimitrie Mangeron 67, 700050, Iaşi, Romania.
Marius IlieFaculty of Chemical Engineering and Environmental Protection, Gheorghe Asachi Technical University of Iaşi, Bulevardul Profesor Dimitrie Mangeron 67, 700050, Iaşi, Romania.
Gheorghe Asachi Technical University of Iași · ROUniversity of Warmia and Mazury in Olsztyn · PLBialystok University of Technology · PL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This manuscript presents new method of phosphorus recovery from aqueous solutions in a convenient form of readily-soluble phosphates using chitosan hydrogels. Non-modified chitosan hydrogel granules (CHs) and chitosan hydrogel granules crosslinked with epichlorohydrin (CHs-ECH) served as orthophosphate ion carriers. The developed method was based on cyclic sorption/desorption of orthophosphates, with desorption performed in each cycle to the same solution (the concentrate). The concentrations of orthophosphates obtained in the concentrates depended on, i.a., sorbent type, sorption pH, source solution concentration, and desorption pH. Phosphorus concentrations in the concentrates were even 30 times higher than these in the source solutions. The maximum concentrate concentrations reached 332.0 mg P-PO

Identifiers

PMID34408258
PMCPMC8373865
OpenAlexW3195860885

What OpenQuestion holds

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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.