Search Results - "Ferracci, Valerio"

Comprehensive comparison of correction techniques for low-cost air quality sensors: the impact of device type and deployment environment.

Authors: Hayward, Idris Martin, Nicholas A. Ferracci, Valerio et al.

Source: NPJ Climate & Atmospheric Science. 12/1/2025, Vol. 8 Issue 1, p1-16. 16p.

iDirac: a field-portable instrument for long-term autonomous measurements of isoprene and selected VOCs.

Authors: Bolas, Conor G. Ferracci, Valerio Robinson, Andrew D. et al.

Source: Atmospheric Measurement Techniques. Feb2020, Vol. 13 Issue 2, p821-838. 18p.

Global modelling of the total OH reactivity: investigations on the "missing" OH sink and its atmospheric implications.

Authors: Ferracci, Valerio Heimann, Ines Abraham, N. Luke et al.

Source: Atmospheric Chemistry & Physics. 2018, Vol. 18 Issue 10, p7109-7129. 21p. 1 Diagram, 4 Charts, 4 Graphs, 8 Maps.

Optimizing the Isoprene Emission Model MEGAN With Satellite and Ground‐Based Observational Constraints.

Authors: DiMaria, Christian A. Jones, Dylan B. A. Worden, Helen et al.

Source: Journal of Geophysical Research. Atmospheres. 2/27/2023, Vol. 128 Issue 4, p1-23. 23p.

Subject Terms: *Droughts, *Heat waves (Meteorology), *Global warming, *Emission standards, Isoprene, Five-factor model of personality

Geographic Terms: United Kingdom

The temperature dependence of the bimolecular channels of the ClO + ClO reaction over the range T = 298-323 K.

Authors: Ferracci, Valerio Rowley, David M.

Source: International Journal of Chemical Kinetics. Jun2012, Vol. 44 Issue 6, p386-397. 12p.

Continuous Isoprene Measurements in a UK Temperate Forest for a Whole Growing Season: Effects of Drought Stress During the 2018 Heatwave.

Authors: Ferracci, Valerio Bolas, Conor G. Freshwater, Ray A. et al.

Source: Geophysical Research Letters. 8/16/2020, Vol. 47 Issue 15, p1-11. 11p.

Comparison of NO2 diffusion tube measurement methods and related uncertainties.

Authors: Medland, David Garcia, Gabriel Gardiner, Tom et al.

Source: Atmospheric Environment. Jul2025, Vol. 352, pN.PAG-N.PAG. 1p.

Subject Terms: *Air quality monitoring, *Air quality management, *Nitrogen dioxide, Diffusion measurements, Wind speed

Validation of ammonia diffusive and pumped samplers in a controlled atmosphere test facility using traceable Primary Standard Gas Mixtures.

Authors: Martin, Nicholas A. Ferracci, Valerio Cassidy, Nathan et al.

Source: Atmospheric Environment. Feb2019, Vol. 199, p453-462. 10p.

Subjects: Ammonia, Turbulence, Diffusion, Samplers, Pumping machinery

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iDirac: a field-portable instrument for long-term autonomous measurements of isoprene and selected VOCs.

Authors: Bolas, Conor G. Ferracci, Valerio Robinson, Andrew D. et al.

Source: Atmospheric Measurement Techniques Discussions. 2019, p1-21. 21p.

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An investigation of the matrix sensitivity of refinery gas analysis using gas chromatography with flame ionisation detection.

Authors: Ferracci, Valerio Brown, Andrew S. Harris, Peter M. et al.

Source: Journal of Chromatography A. Feb2015, Vol. 1383, p144-150. 7p.

Subjects: Gas analysis, Petroleum refineries, Gas chromatography, Flame ionization detectors, Metric system, Sensitivity analysis

Isoprene measurements in an oak-dominated forest during the 2018 heatwave in the UK.

Authors: Ferracci, Valerio Bolas, Conor G. Otu-Larbi, Fred et al.

Source: Geophysical Research Abstracts. 2019, Vol. 21, p1-1. 1p.

Low-Cost Air Quality Sensors: Biases, Corrections and Challenges in Their Comparability.

Authors: Hayward, Idris Martin, Nicholas A. Ferracci, Valerio et al.

Source: Atmosphere. Dec2024, Vol. 15 Issue 12, p1523. 24p.

The determination of diffusive sampling rates to provide improved traceability for ambient ammonia measurements employing low cost passive sensors.

Authors: Martin, Nicholas A. Ferracci, Valerio Cassidy, Nathan et al.

Source: Geophysical Research Abstracts. 2018, Vol. 20, p8044-8044. 1p.

A framework for advancing independent air quality sensor measurements via transparent data generating process classification.

Authors: Diez, Sebastian Bannan, Thomas J. Chacón-Mateos, Miriam et al.

Source: NPJ Climate & Atmospheric Science. 7/29/2025, Vol. 8 Issue 1, p1-8. 8p.

Exploring the coupled ocean and atmosphere system with a data science approach applied to observations from the Antarctic Circumnavigation Expedition.

Authors: Landwehr, Sebastian Volpi, Michele Haumann, F. Alexander et al.

Source: Earth System Dynamics. 2021, Vol. 12 Issue 4, p1295-1369. 75p.

Production and stability of low amount fraction of formaldehyde in hydrogen gas standards.

Authors: Bacquart, Thomas Perkins, Mark Ferracci, Valerio et al.

Source: International Journal of Hydrogen Energy. Mar2018, Vol. 43 Issue 13, p6711-6722. 12p.

Subjects: Formaldehyde, Hydrogen, Refrigerants, Water vapor, Argon

ROOOH: a missing piece of the puzzle for OH measurements in low-NO environments?

Authors: Fittschen, Christa Al Ajami, Mohamad Batut, Sebastien et al.

Source: Atmospheric Chemistry & Physics. 2019, Vol. 19 Issue 1, p349-362. 14p. 1 Diagram, 2 Charts, 9 Graphs.

Revisiting the Concentration Observations and Source Apportionment of Atmospheric Ammonia.

Authors: Pan, Yuepeng Gu, Mengna He, Yuexin et al.

Source: Advances in Atmospheric Sciences. 2020, Vol. 37 Issue 9, p933-938. 6p.

Subject Terms: *Atmospheric ammonia, *Air pollution control, *Atmospheric physics, *Atmospheric chemistry, *Air pollution prevention, *Pollution source apportionment