Evidence map›Paper›PMID 42129288›Full record

ArticleScientific reports2026

Removal of Cr (VI) from wastewater using bentonite as adsorbent: Experimental and Machine Learning investigations.

Suman Pawar, Chikmagalur Raju Girish, Thomas Theodore, Asha Gowda Karegowda, Swathi Nayak

Abstract read
In one paragraph

Article in Scientific reports, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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0citing papers in PubMed
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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

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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

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5 · Who and what money

Authors and funding

5 authors.

Suman PawarDepartment of Chemical Engineering, Siddaganga Institute of Technology, Tumakuru, 572103, Karnataka, India. svp@sit.ac.in.
Chikmagalur Raju GirishManipal Institute of Technology, Manipal Academy of Higher Education, Manipal, India. cr.girish@manipal.edu.
Thomas TheodoreSchool of Chemical Engineering, Vellore Institute of Technology, Vellore, 632014, Tamil Nadu, India.
Asha Gowda KaregowdaDepartment of Master of Computer Applications, Siddaganga Institute of Technology, Tumakuru, 572103, Karnataka, India.
Swathi NayakManipal Institute of Technology, Manipal Academy of Higher Education, Manipal, India.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Bentonite material was prepared and examined for the adsorptive removal of Cr (VI) from an aqueous solution. The bentonite was characterized by XRD, FTIR, SEM-EDS, BET and DLS analyses. The experimental design optimization results for the adsorption (AN) of Cr (VI) onto the bentonite adsorbent (AB) determined using the Central Composite Design were pH: 4, adsorbent dose (AD): 1.0 g/100mL, initial Cr (VI) concentration (ICC): 200 mg/L, and contact time (CT): 60 min for a maximum Cr (VI) removal of 86.92%. The Cr (VI) AN onto bentonite fitted to Langmuir isotherm and an AN capacity of 25.17 mg/g was obtained. The kinetics of the process showed Elovich model and the AB also exhibited good reusability over various cycles. Various machine learning methods such as Linear Regression (LR), random forest regressor (RFR), Support Vector Regression (SVR), Gradient Boosting (GB), Artificial Neural Networks (ANNs) were investigated. Among these, the GB and SVR come out as the best model achieved R

Indexed as

AdsorptionBentoniteCr (VI)Machine learningOptimization

Identifiers

PMID42129288
PMCPMC13365516

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