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Characterisation and source identification of biofluorescent aerosol emissions over winter and summer periods in the United Kingdom
Forde, Elizabeth; Gallagher, Martin W.; Foot, Virginia; Sada-Esteve, Roland; Crawford, I.A.; Kaye, Paul; Stanley, Warren; Topping, David (2019-02-08)Primary biological aerosol particles (PBAPs) are an abundant subset of atmospheric aerosol particles which comprise viruses, bacteria, fungal spores, pollen, and fragments such as plant and animal debris. The abundance and ... -
Characterisation of bioaerosol emissions from a Colorado pine forest : results from the BEACHON-RoMBAS experiment
Crawford, I.P.; Robinson, Niall; Flynn, M.; Foot, V.E.; Gallagher, M.W.; Huffman, J. A.; Stanley, Warren; Kaye, Paul H. (2014-01-21)The behaviour of Primary Biological Aerosols (PBA) at an elevated, un-polluted North American forest site was studied using an Ultra Violet-Light Induced Fluorescence (UV-LIF) measurement technique in conjunction with ... -
Cloud characterization using a particle-counter dropsonde
Ulanowski, Zbigniew; Kaye, Paul; Hirst, Edwin; Wieser, Andreas; Stanley, Warren (2015-04-12)Routine meteorological data is obtained in the atmosphere using disposable radiosondes, giving temperature, pressure, humidity and wind speed. Additional measurements are obtained from dropsondes, released from research ... -
Design and field campaign validation of a multi-rotor unmanned aerial vehicle and optical particle counter
Girdwood, Joseph; Smith, Helen R.; Stanley, Warren; Ulanowski, Joseph; Stopford, Chris; Chemel, Charles; Doulgeris, Konstantinos-Matthaios; Brus, David; Campbell, David; Mackenzie, Robert (2020-12-07)Small unmanned aircraft (SUA) have the potential to be used as platforms for the measurement of atmospheric particulates. The use of an SUA platform for these measurements provides benefits such as high manoeuvrability, ... -
Design and field campaign validation of a multi-rotor unmanned aerial vehicle and optical particle counter
Girdwood, Joseph; Smith, Helen R.; Stanley, Warren; Ulanowski, Joseph; Stopford, Chris; Chemel, Charles; Doulgeris, Konstantinos-Matthaios; Brus, David; Campbell, David; Mackenzie, Robert (2020-12-07)Small unmanned aircraft (SUA) have the potential to be used as platforms for the measurement of atmospheric particulates. The use of an SUA platform for these measurements provides benefits such as high manoeuvrability, ... -
Dust layer profiling using an aerosol dropsonde
Ulanowski, Z.; Kaye, Paul H.; Hirst, Edwin; Wieser, Andreas; Stanley, Warren (2015-04-12)Routine meteorological data is obtained in the atmosphere using disposable radiosondes, giving temperature, pressure, humidity and wind speed. Additional measurements are obtained from dropsondes, released from research ... -
Evaluation of machine learning algorithms for classification of primary biological aerosol using a new UV-LIF spectrometer
Ruske, Simon; Topping, D. O.; Foot, V.E.; Kaye, Paul; Stanley, Warren; Crawford, I.P.; Morse, Andrew; Gallagher, Martin W. (2017-03-03)Characterisation of bioaerosols has important implications within environment and public health sectors. Recent developments in ultraviolet light-induced fluorescence (UV-LIF) detectors such as the Wideband Integrated ... -
Evaluation of Machine Learning Algorithms for Classification of Primary Biological Aerosol using a new UV-LIF spectrometer
Ruske, Simon; Topping, D. O.; Foot, V.E.; Kaye, Paul; Stanley, Warren; Crawford, I.P.; Morse, Andrew; Gallagher, Martin W. (2016-07-13)Characterisation of bio-aerosols has important implications within Environment and Public Health sectors. Recent developments in Ultra-Violet Light Induced Fluorescence (UV-LIF) detectors such as the Wideband Integrated ... -
Fluid-borne Particle Detector
Centre for Atmospheric and Climate Physics Research; Particle Instruments and diagnostics; Kaye, Paul H.; Stanley, Warren (2010-12) -
The fluorescence properties of aerosol larger than 0.8 mu m in urban and tropical rainforest locations
Gabey, A.; Stanley, Warren; Gallagher, M.W.; Kaye, Paul H. (2011)UV-LIF measurements were performed on ambient aerosol in Manchester, UK (urban city centre, winter) and Borneo, Malaysia (remote, tropical) using a Wide Issue Bioaerosol Spectrometer, version 3 (WIBS3). These sites are ... -
Intercomparison of Multiple UV-LIF Spectrometers using the Aerosol Challenge Simulator
Forde, Elizabeth; Gallagher, Martin; Walker, Maurice; Foot, Virginia; Attwood, Alexis; Granger, Gary; Sarda-Esteve, Roland; Stanley, Warren; Kaye, Paul H.; Topping, David (2019-12-09)Measurements of primary biological aerosol particles (PBAPs) have been conducted worldwide using ultraviolet light-induced fluorescence (UV-LIF) spectrometers. However, how these instruments detect and respond to known ... -
Low-cost real-time multi-parameter bio-aerosol sensors (invited paper)
Foot, V.E.; Kaye, Paul H.; Stanley, Warren; Barrington, S.J.; Gallagher, M.W.; Gabey, A. (2008-06-16)Sensors that are able to provide reagent-free, continuous monitoring for potential bio-aerosol hazards are required in many environments. In general, increasing the number of optical and spectroscopic properties of individual ... -
Miniature, low-cost optical particle counters
Ulanowski, Joseph; Kaye, Paul H.; Hirst, Edwin; Wieser, Andreas; Stanley, Warren (2013)A range of miniature, low-cost optical particle counters for characterizing atmospheric particles has been developed. They are intended for use with disposable balloon-borne radiosondes, dropsondes or in dense ground-based ... -
Observations of fluorescent and biological aerosol at a high-altitude site in Central France
Gabey, A.; Vaitilingom, M; Freney, E.; Boulon, J.; Sellegri, K.; Gallagher, M.W.; Crawford, I.P.; Robinson, Niall; Stanley, Warren; Kaye, Paul H. (2013-03-27)Total bacteria, fungal spore and yeast counts were compared with UV Light-Induced Fluorescence (UV-LIF) measurements of ambient aerosol at the summit of the Puy de Dˆome (pdD) mountain in Central France (1465 ma.s.l), which ... -
Quantifying bioaerosol concentrations in dust clouds through online UV-LIF and mass spectrometry measurements at the Cape Verde Atmospheric Observatory
Morrison, Douglas; Crawford, Ian; Marsden , Nicholas; Flynn, Michael; Read, Katie; Neves, Luis; Foot, Virginia; Kaye, Paul H.; Stanley, Warren; Coe, Hugh; Topping, David; Gallagher, Martin W (2020-11-28)Observations of the long-range transport of biological particles in the tropics via dust vectors are now seen as fundamental to the understanding of many global atmosphere–ocean biogeochemical cycles, changes in air quality, ... -
Real Time Detection of Airborne Bioparticles in Antarctica
Crawford, Ian; Gallagher, Martin; Bower, Keith; Choularton, Thomas; Flynn, Michael; Ruske, Simon; Listowski, Constantino; Brough, Neil; Lachlan-Cope, Thomas; Fleming, Zoe; Foot, Virginia; Stanley, Warren (2017-12-01)We demonstrate for the first time, continuous real-time observations of airborne bio-fluorescent aerosols recorded at the British Antarctic Survey's Halley VI Research Station, located on the Brunt ice shelf close to the ... -
Real-time detection of airborne asbestos by light scattering from magnetically re-aligned fibers
Stopford, Chris; Kaye, Paul H.; Greenaway, Richard; Hirst, Edwin; Ulanowski, Zbigniew; Stanley, Warren (2013-05)Inadvertent inhalation of asbestos fibers and the subsequent development of incurable cancers is a leading cause of work-related deaths worldwide. Currently, there is no real-time in situ method for detecting airborne ... -
Simulation and Field Campaign Evaluation of an Optical Particle Counter on a Fixed-Wing UAV
Girdwood, Joseph; Stanley, Warren; Stopford, Chris (2022-04-05)Unmanned aerial vehicles (UAVs) have great potential to be utilised as an airborne platform for measurement of atmospheric particulates and droplets. In particular, the spatio-temporal resolution of UAV measurements could ... -
A Universal Cloud and Aerosol Sounding System (UCASS) based on wide angle light scattering
Smith, Helen; Ulanowski, Zbigniew; Stanley, Warren; Kaye, Paul; Hirst, Edwin (2016-04-05)Summary This presentation discusses a new optical particle counter design, developed at the Centre for Atmospheric and Instrumentation Research, University of Hertfordshire. The Universal Cloud and Aerosol Sounding System ... -
The Universal Cloud and Aerosol Sounding System (UCASS): a low-cost miniature optical particle counter for use in dropsonde or balloon-borne sounding systems
Smith, Helen R.; Ulanowski, Joseph; Kaye, Paul H.; Hirst, Edwin; Stanley, Warren; Kaye, Richard; Wieser, Andreas; Stopford, Chris; Kezoudi, Maria; Girdwood, Joseph; Greenaway, Richard; MacKenzie, A Robert (2019-12-13)A low-cost miniaturized particle counter has been developed by The University of Hertfordshire (UH) for the measurement of aerosol and droplet concentrations and size distributions. The Universal Cloud and Aerosol Sounding ...