Evidence map›Paper›PMID 32023974›Full record

ArticleSensors (Basel, Switzerland)2020

Electronic Nose with Digital Gas Sensors Connected via Bluetooth to a Smartphone for Air Quality Measurements.

Patricia Arroyo, Félix Meléndez, José Ignacio Suárez, José Luis Herrero, Sergio Rodríguez, Jesús Lozano

Abstract read
In one paragraph

Article in Sensors (Basel, Switzerland), 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing 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

24 citing papers in PubMed.

  1. Review
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  4. Early Detection ofFoods (Basel, Switzerland) · 2025
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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.

Patricia ArroyoIndustrial Engineering School, University of Extremadura, 06006 Badajoz, Spain.ORCID 0000-0002-5918-1788
Félix MeléndezIndustrial Engineering School, University of Extremadura, 06006 Badajoz, Spain.
José Ignacio SuárezIndustrial Engineering School, University of Extremadura, 06006 Badajoz, Spain.ORCID 0000-0002-7961-0244
José Luis HerreroIndustrial Engineering School, University of Extremadura, 06006 Badajoz, Spain.ORCID 0000-0001-7420-6982
Sergio RodríguezIndustrial Engineering School, University of Extremadura, 06006 Badajoz, Spain.
Jesús LozanoIndustrial Engineering School, University of Extremadura, 06006 Badajoz, Spain.ORCID 0000-0003-0905-9546

Funding

European Commission SOE/P1/E0569Junta de Extremadura / FEDER IB16048
6 · The paper itself

Abstract

This paper introduces a miniaturized personal electronic nose (39 mm × 33 mm), which is managed through an app developed on a smartphone. The electronic nose (e-nose) incorporates four new generation digital gas sensors. These MOx-type sensors incorporate a microcontroller in the same package, being also smaller than the previous generation. This makes it easier to integrate them into the electronics and improves their performance. In this research, the application of the device is focused on the detection of atmospheric pollutants in order to complement the information provided by the reference stations. To validate the system, it has been tested with different concentrations of NOx including some tests specifically developed to study the behavior of the device in different humidity conditions. Finally, a mobile application has been developed to provide classification services. In this regard, a neural network has been developed, trained, and integrated into a smartphone to process the information retrieved from e-nose devices.

Indexed as

air qualityelectronic nosegas sensorsmetal oxidesmartphones

Identifiers

PMID32023974
PMCPMC7038395

What OpenQuestion holds

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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.