Toward breath analysis on a chip for disease diagnosis using semiconductor-based chemiresistors: Recent progress and future perspectives

JW Yoon, JH Lee - Lab on a Chip, 2017 - pubs.rsc.org
Semiconductor gas sensors using metal oxides, carbon nanotubes, graphene-based
materials, and metal chalcogenides have been reviewed from the viewpoint of the sensitive …

Mesosilica materials and organic pollutant adsorption: part A removal from air

LT Gibson - Chemical Society Reviews, 2014 - pubs.rsc.org
This tutorial review focuses on the application of mesoporous silica materials, primarily MCM-
41 and SBA-15, for the removal of organic pollutants in the vapour phase. After briefly …

Hydrophobic polydimethylsiloxane (PDMS) coating of mesoporous silica and its use as a preconcentrating agent of gas analytes

EJ Park, YK Cho, DH Kim, MG Jeong, YH Kim, YD Kim - Langmuir, 2014 - ACS Publications
Mesoporous silica with mean pore size of∼ 14 nm was coated by polydimethylsiloxane
(PDMS) using a thermal deposition method. We showed that the inner walls of pores larger …

An overview of methodologies for the determination of volatile organic compounds in indoor air

T Vera, F Villanueva, L Wimmerová… - Applied Spectroscopy …, 2022 - Taylor & Francis
Volatile organic compounds are a broad and important class of pollutants affecting the
indoor air quality. They are emitted from commercial products, building materials, furniture …

Removal of formaldehyde from air using functionalized silica supports

AM Ewlad-Ahmed, MA Morris… - … science & technology, 2012 - ACS Publications
This paper demonstrates the use of functionalized meso-silica materials (MCM-41 or SBA-
15) as adsorbents for formaldehyde (H2CO) vapor from contaminated air. Additionally new …

Adsorption kinetic study: effect of adsorbent pore size distribution on the rate of Cr (VI) uptake

SA Idris, KM Alotaibi, TA Peshkur, P Anderson… - Microporous and …, 2013 - Elsevier
Adsorbents were synthesized to obtain novel silica nanoparticles with a broad pore-size
distribution (herein referred to as USG-41). The material demonstrated fast adsorption rates …

Benzene, toluene and xylenes levels in new and used vehicles of the same model

J Faber, K Brodzik, A Gołda-Kopek… - Journal of Environmental …, 2013 - Elsevier
The aim of this work was to determine the level of benzene, toluene, o-xylene and m, p-
xylene (BTX) in air samples collected from the cabins of new and used vehicles of the same …

New approach to resolve the humidity problem in VOC determination in outdoor air samples using solid adsorbent tubes followed by TD-GC–MS

A Maceira, L Vallecillos, F Borrull, RM Marcé - Science of the total …, 2017 - Elsevier
This study describes the humidity effect in the sampling process by adsorbent tubes followed
by thermal desorption and gas chromatography–mass spectrometry (TD-GC–MS) for the …

Analysis of volatile organic compounds in indoor environments using thermal desorption with comprehensive two‐dimensional gas chromatography and high …

C Veenaas, M Ripszam… - Journal of separation …, 2020 - Wiley Online Library
Building‐related health effects are frequently observed. Several factors have been listed as
possible causes including temperature, humidity, light conditions, presence of particulate …

Passive sampling of volatile organic compounds in industrial atmospheres: uptake rate determinations and application

L Vallecillos, E Espallargas, R Allo, RM Marcé… - Science of The Total …, 2019 - Elsevier
This study describes the implementation of a passive sampling-based method followed by
thermal desorption gas-chromatography-mass spectrometry (TD-GC–MS) for the monitoring …