Evidence map›Paper›PMID 31779069›Full record

ArticlePolymers2019

Fabrication and Properties of Hybrid Coffee-Cellulose Aerogels from Spent Coffee Grounds.

Xiwen Zhang, Li Ping Kwek, Duyen K Le, Men Shu Tan, Hai Minh Duong

Abstract read
In one paragraph

Article in Polymers, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 citing papers in PubMed.

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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

5 authors.

Xiwen ZhangSingapore Institute of Manufacturing Technology (SIMTech), Singapore S637662, Singapore.
Li Ping KwekDepartment of Mechanical Engineering, National University of Singapore, Singapore S119077, Singapore.
Duyen K LeDepartment of Mechanical Engineering, National University of Singapore, Singapore S119077, Singapore.
Men Shu TanSingapore Institute of Manufacturing Technology (SIMTech), Singapore S637662, Singapore.
Hai Minh DuongDepartment of Mechanical Engineering, National University of Singapore, Singapore S119077, Singapore.ORCID 0000-0002-5667-5416

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

A fully biodegradable hybrid coffee-cotton aerogel has been successfully developed from spent coffee grounds, 100% cotton fiber and polyvinyl alcohol (PVA) flakes via environmental friendly processes. The cotton fibers in coffee aerogel help to maintain the structure and improve the overall properties of the new hybrid coffee-cotton aerogel. The results show that increasing the concentration of fibers, while keeping the concentration of spent coffee grounds constant, the sinking of coffee ground particles in solution and shrinking effect on the aerogels are minimized and the overall mechanical and oil absorption properties are improved. The developed hybrid aerogels possess high porosity of 92-95% and super-hydrophobicity with an average water contact angle of 139°. Oil absorption capacity achieves 16 g/g with 0.50 wt.% of cotton fibers inside the coffee aerogel. Their thermal conductivity is in the range of 0.037-0.045 W/mK and compressive Young's modulus achieves highest at 15.6 kPa. The properties of the hybrid aerogel indicate it as a potential material in several applications such as thermal insulation, oil absorption and filtration.

Indexed as

aerogelcoffee powdercotton fiberfreeze drying

Identifiers

PMID31779069
PMCPMC6960835

What OpenQuestion holds

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LicenceCC BY
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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.