Real-time indoor sensing of volatile organic compounds during building disinfection events via photoionization detection and proton transfer reaction mass …

X Ding, H Lu, J Jiang, A Tasoglou, AD Shah… - Building and …, 2023 - Elsevier
Photoionization detectors (PIDs) are low-cost sensors that are widely used for real-time
volatile organic compound (VOC) monitoring in buildings. Performance assessment of PIDs …

Orphaned oil and gas well stimulus—Maximizing economic and environmental benefits

M Kang, AR Brandt, Z Zheng, J Boutot, C Yung… - Elem Sci …, 2021 - online.ucpress.edu
Orphaned oil and gas wells are abandoned wells for which the cost of environmental
impacts usually falls on governments and the general public. Government agencies …

A Kalman Filter Scheme for the Optimization of Low-Cost Gas Sensor Measurements

I Christakis, O Tsakiridis, D Kandris, I Stavrakas - Electronics, 2023 - mdpi.com
Air pollution, which is mainly caused by industrialization, intensive transportation, and the
heating of buildings, is one of the most important problems in large cities because it …

[PDF][PDF] A cautionary report of calculating methane emissions using low-cost fence-line sensors

SN Riddick, A Riley, C Fancy, CS Bell, A Duggan… - …, 2022 - energy.colostate.edu
Methane (CH4) is emitted during extraction, processing, and transport processes in the
natural gas industry. As a powerful greenhouse gas, CH4 releases are harmful to the …

Estimating regional methane emission factors from energy and agricultural sector sources using a portable measurement system: Case study of the Denver–Julesburg …

SN Riddick, F Cheptonui, K Yuan, M Mbua, R Day… - Sensors, 2022 - mdpi.com
Methane (CH4), a powerful greenhouse gas (GHG), has been identified as a key target for
emission reduction in the Paris agreement, but it is not currently clear where efforts should …

A portable device for methane measurement using a low-cost semiconductor sensor: Development, calibration and environmental applications

L Furst, M Feliciano, L Frare, G Igrejas - Sensors, 2021 - mdpi.com
Methane is a major greenhouse gas and a precursor of tropospheric ozone, and most of its
sources are linked to anthropogenic activities. The sources of methane are well known and …

Calibration and field deployment of low-cost sensor network to monitor underground pipeline leakage

Y Cho, KM Smits, SN Riddick, DJ Zimmerle - Sensors and Actuators B …, 2022 - Elsevier
Recent technological advances in methane detection have improved leak detection and
repair. However, current methods to reliably measure methane concentrations rely on …

[HTML][HTML] Characterization of inexpensive metal oxide sensor performance for trace methane detection

D Furuta, T Sayahi, J Li, B Wilson… - Atmospheric …, 2022 - amt.copernicus.org
Methane, a major contributor to climate change, is emitted by a variety of natural and
anthropogenic sources. Commercially available lab-grade instruments for sensing trace …

A quantitative comparison of methods used to measure smaller methane emissions typically observed from superannuated oil and gas infrastructure

SN Riddick, R Ancona, M Mbua, CS Bell… - Atmospheric …, 2022 - amt.copernicus.org
Recent interest in measuring methane (CH 4) emissions from abandoned oil and gas
infrastructure has resulted in several methods being continually used to quantify point …

Distributionally robust optimal sensor placement method for site-scale methane-emission monitoring

Y Zi, L Fan, X Wu, J Chen, Z Han - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
Recent research in deterministic sensor placement optimization technologies has improved
the capability of monitoring large-scale field environments with a limited budget. In …