Evidence map›Paper›PMID 35012215›Full record

ArticlePolymers2022

Assessment of the Efficiency of Chemical and Thermochemical Depolymerization Methods for Lignin Valorization: Principal Component Analysis (PCA) Approach.

Khaled Younes, Ahmad Moghrabi, Sara Moghnie, Omar Mouhtady, Nimer Murshid, Laurent Grasset

Open access · goldAbstract read
In one paragraph

Article in Polymers, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
1.6field-weighted citation impact, top 18% 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

8 citing papers in PubMed, 22 citations in OpenAlex.

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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 at 2 institutions in 2 countries.

Khaled YounesCollege of Engineering and Technology, American University of the Middle East, Kuwait.ORCID 0000-0003-0966-2433
Ahmad MoghrabiCollege of Engineering and Technology, American University of the Middle East, Kuwait.ORCID 0000-0003-1747-781X
Sara MoghnieCollege of Engineering and Technology, American University of the Middle East, Kuwait.ORCID 0000-0002-9833-8717
Omar MouhtadyCollege of Engineering and Technology, American University of the Middle East, Kuwait.ORCID 0000-0001-8502-2337
Nimer MurshidCollege of Engineering and Technology, American University of the Middle East, Kuwait.ORCID 0000-0002-8329-239X
Laurent GrassetUniversité de Poitiers, IC2MP, UMR CNRS 7285, 4 rue Michel Brunet, TSA 51106, CEDEX 9, 86073 Poitiers, France.
American University of the Middle East · KWCentre National de la Recherche Scientifique · FR

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Energy demand and the use of commodity consumer products, such as chemicals, plastics, and transportation fuels, are growing nowadays. These products, which are mainly derived from fossil resources and contribute to environmental pollution and CO2 emissions, will be used up eventually. Therefore, a renewable inexhaustible energy source is required. Plant biomass resources can be used as a suitable alternative source due to their green, clean attributes and low carbon emissions. Lignin is a class of complex aromatic polymers. It is highly abundant and a major constituent in the structural cell walls of all higher vascular land plants. Lignin can be used as an alternative source for fine chemicals and raw material for biofuel production. There are many chemical processes that can be potentially utilized to increase the degradation rate of lignin into biofuels or value-added chemicals. In this study, two lignin degradation methods, CuO-NaOH oxidation and tetramethyl ammonium hydroxide (TMAH) thermochemolysis, will be addressed. Both methods showed a high capacity to produce a large molecular dataset, resulting in tedious and time-consuming data analysis. To overcome this issue, an unsupervised machine learning technique called principal component analysis (PCA) is implemented.

Indexed as

CuO–NaOH oxidationlignin valorizationpeatlandprincipal component analysisthermochemolysis

Identifiers

PMID35012215
PMCPMC8747416
OpenAlexW4206121711

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.