Evidence map›Paper›PMID 32081189›Full record

ArticleAnalytica chimica acta2020

Disposable glassy carbon stencil printed electrodes for trace detection of cadmium and lead.

Alyssa A Kava, Chloe Beardsley, Josephine Hofstetter, Charles S Henry

Open access · greenAbstract read
In one paragraph

Article in Analytica chimica acta, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing papers in PubMed
3.1field-weighted citation impact, top 8% 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

11 citing papers in PubMed, 55 citations in OpenAlex.

  1. Article
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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

4 authors at 2 institutions in 1 country.

Alyssa A KavaDepartment of Chemistry, Colorado State University, Fort Collins, CO, 80523, United States.
Chloe BeardsleyDepartment of Chemistry, Colorado State University, Fort Collins, CO, 80523, United States; Access Sensor Technologies, Fort Collins, CO, 80526, United States.
Josephine HofstetterAccess Sensor Technologies, Fort Collins, CO, 80526, United States.
Charles S HenryDepartment of Chemistry, Colorado State University, Fort Collins, CO, 80523, United States. Electronic address: chuck.henry@colostate.edu.
Access Sensor Technologies (United States) · USColorado State University · US

Funding

Validation of the UPAS+: A filter-based air sampler coupled with a suite of real-time sensorsR44ES024041 · NIEHS · ACCESS SENSOR TECHNOLOGIES, LLC · PI MILLER-LIONBERG, DANIEL D, TRYNER, JESSICA · 2017 to 2023
$3.8M
Electrochemical Paper-Based Analytical Devices for Metal DeterminationR43ES024041 · NIEHS · ACCESS SENSOR TECHNOLOGIES, LLC · PI MILLER-LIONBERG, DANIEL D · 2014 to 2014
$150k
NIEHS NIH HHS R43 ES024041NIEHS NIH HHS R44 ES024041
6 · The paper itself

Abstract

Cadmium (Cd) and lead (Pb) pollution is a significant environmental and human health concern, and methods to detect Cd and Pb on site are valuable. Stencil-printed carbon electrodes (SPCEs) are an attractive electrode material for point-of-care (POC) applications due to their low cost, ease of fabrication, disposability and portability. At present, SPCEs are exclusively formulated from graphitic carbon powder and conductive carbon ink. However, graphitic carbon SPCEs are not ideal for heavy metal sensing due to the heterogeneity of graphitic SPCE surfaces. Moreover, SPCEs typically require extensive modification to provide desirable detection limits and sensitivity at the POC, significantly increasing cost and complexity of analysis. While there are many examples of chemically modified SPCEs, the bulk SPCE composition has not been studied for heavy metal detection. Here, a glassy carbon microparticle stencil printed electrode (GC-SPE) was developed. The GC-SPEs were first characterized with SEM and cyclic voltammetry and then optimized for Cd and Pb detection with an in situ Bi-film plated. The GC-SPEs require no chemical modification or pretreatment significantly decreasing the cost and complexity of fabrication. The detection limits for Cd and Pb were estimated to be 0.46 μg L

Indexed as

Anodic stripping voltammetryGlassy carbonStencil-printed carbon electrodes

Identifiers

PMID32081189
PMCPMC7036080
OpenAlexW2997060711

What OpenQuestion holds

Textmetadata
LicenceTDM
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.