Search Results - "Haddrell, Allen E."

Aerobiology: Experimental Considerations, Observations, and Future Tools by Haddrell, Allen E, Thomas, Richard J

“…Understanding airborne survival and decay of microorganisms is important for a range of public health and biodefense applications, including epidemiological…”
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Influence of organic films on the evaporation and condensation of water in aerosol by Davies, James F., Miles, Rachael E. H., Haddrell, Allen E., Reid, Jonathan P.

“…Uncertainties in quantifying the kinetics of evaporation and condensation of water from atmospheric aerosol are a significant contributor to the uncertainty in…”
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Coalescence Sampling and Analysis of Aerosols using Aerosol Optical Tweezers by Haddrell, Allen E, Miles, Rachael E. H, Bzdek, Bryan R, Reid, Jonathan P, Hopkins, Rebecca J, Walker, Jim S

“…We present a first exploratory study to assess the use of aerosol optical tweezers as an instrument for sampling and detecting accumulation- and coarse-mode…”
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Oxidative Stress Contributes to Bacterial Airborne Loss of Viability by Oswin, Henry P, Haddrell, Allen E, Hughes, Cordelia, Otero-Fernandez, Mara, Thomas, Richard J, Reid, Jonathan P

“…While the airborne decay of bacterial viability has been observed for decades, an understanding of the mechanisms driving the decay has remained elusive. The…”
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Mucin Transiently Sustains Coronavirus Infectivity through Heterogenous Changes in Phase Morphology of Evaporating Aerosol by Alexander, Robert W, Tian, Jianghan, Haddrell, Allen E, Oswin, Henry P, Neal, Edward, Hardy, Daniel A, Otero-Fernandez, Mara, Mann, Jamie F. S, Cogan, Tristan A, Finn, Adam, Davidson, Andrew D, Hill, Darryl J, Reid, Jonathan P

“…Respiratory pathogens can be spread though the transmission of aerosolised expiratory secretions in the form of droplets or particulates. Understanding the…”
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Simultaneous Analysis of the Equilibrium Hygroscopicity and Water Transport Kinetics of Liquid Aerosol by Davies, James F, Haddrell, Allen E, Rickards, Andrew M. J, Reid, Jonathan P

“…We demonstrate that the equilibrium hygroscopic response of an aerosol droplet and the kinetics of water condensation and evaporation can be retrieved with…”
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Water Uptake by Evaporating pMDI Aerosol Prior to Inhalation Affects Both Regional and Total Deposition in the Respiratory System by Legh-Land, Victoria, Haddrell, Allen E., Lewis, David, Murnane, Darragh, Reid, Jonathan P.

“…As pulmonary drug deposition is a function of aerosol particle size distribution, it is critical that the dynamics of particle formation and maturation in pMDI…”
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Accounting for Changes in Particle Charge, Dry Mass and Composition Occurring During Studies of Single Levitated Particles by Haddrell, Allen E, Davies, James F, Yabushita, Akihiro, Reid, Jonathan P

“…The most used instrument in single particle hygroscopic analysis over the past thirty years has been the electrodynamic balance (EDB). Two general assumptions…”
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Formation of a Stable Mimic of Ambient Particulate Matter Containing Viable Infectious Respiratory Syncytial Virus and Its Dry-Deposition Directly onto Cell Cultures by Cruz-Sanchez, Teresita M, Haddrell, Allen E, Hackett, Tillie L, Singhera, Gurpreet K, Marchant, David, Lekivetz, Ryan, Meredith, Anna, Horne, Derrick, Knight, Darryl A, van Eeden, Stephen F, Bai, Tony R, Hegele, Richard G, Dorscheid, Delbert R, Agnes, George R

“…Epidemiological associations of worse respiratory outcomes from combined exposure to ambient particulate matter (PM) and respiratory viral infection suggest…”
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The dynamics of SARS-CoV-2 infectivity with changes in aerosol microenvironment by Oswin, Henry P, Haddrell, Allen E, Otero-Fernandez, Mara, Mann, Jamie F S, Cogan, Tristan A, Hilditch, Thomas G, Tian, Jianghan, Hardy, Daniel A, Hill, Darryl J, Finn, Adam, Davidson, Andrew D, Reid, Jonathan P

“…Understanding the factors that influence the airborne survival of viruses such as severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) in aerosols is…”
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Comparing aerosol concentrations and particle size distributions generated by singing, speaking and breathing by Gregson, Florence K. A., Watson, Natalie A., Orton, Christopher M., Haddrell, Allen E., McCarthy, Lauren P., Finnie, Thomas J. R., Gent, Nick, Donaldson, Gavin. C., Shah, Pallav L., Calder, James D., Bzdek, Bryan R., Costello, Declan, Reid, Jonathan P.

“…The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic has resulted in an unprecedented shutdown in social and economic activity, with the…”
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Toward Standardized Aerovirology: A Critical Review of Existing Results and Methodologies by Groth, Robert, Niazi, Sadegh, Oswin, Henry P., Haddrell, Allen E., Spann, Kirsten, Morawska, Lidia, Ristovski, Zoran

“…Understanding the airborne survival of viruses is important for public health and epidemiological modeling and potentially to develop mitigation strategies to…”
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Measurements and Predictions of Binary Component Aerosol Particle Viscosity by Song, Young Chul, Haddrell, Allen E, Bzdek, Bryan R, Reid, Jonathan P, Bannan, Thomas, Topping, David O, Percival, Carl, Cai, Chen

“…Organic aerosol particles are known to often absorb/desorb water continuously with change in gas phase relative humidity (RH) without crystallization. Indeed,…”
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An assessment of the airborne longevity of group A Streptococcus by Oswin, Henry P, Blake, Evie, Haddrell, Allen E, Finn, Adam, Sriskandan, Shiranee, Reid, Jonathan P, Halliday, Alice, Goenka, Anu

“…Group A streptococcus (GAS) infections result in more than 500 000 deaths annually. Despite mounting evidence for airborne transmission of GAS, little is known…”
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Transformative Approach To Investigate the Microphysical Factors Influencing Airborne Transmission of Pathogens by Otero Fernandez, Mara, Thomas, Richard J, Oswin, Henry, Haddrell, Allen E, Reid, Jonathan P

“…Emerging outbreaks of airborne pathogenic infections worldwide, such as the current severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) pandemic, have…”
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Analytical challenges when sampling and characterising exhaled aerosol by Gregson, Florence K. A., Sheikh, Sadiyah, Archer, Justice, Symons, Henry E., Walker, Jim S., Haddrell, Allen E., Orton, Christopher M., Hamilton, Fergus W., Brown, Jules M., Bzdek, Bryan R., Reid, Jonathan P.

“…Respiratory particles produced by breathing, coughing, and speaking or generated during medical procedures serve as important routes for disease transmission…”
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Dynamics of Particle Size on Inhalation of Environmental Aerosol and Impact on Deposition Fraction by Haddrell, Allen E, Davies, James F, Reid, Jonathan P

“…Inhalation of elevated levels of particulate air pollution has been shown to elicit the onset of adverse health effects in humans, where the magnitude of the…”
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Studies of the Crystallization and Dissolution of Individual Suspended Sodium Chloride Aerosol Particles by Armstrong Green, Natalie C., Haddrell, Allen E., Gregson, Florence K.A., Lewis, David, Church, Tanya, Reid, Jonathan P.

“…Aerosols transform between physical phases, as they respond to variations in environmental conditions. There are many industries that depend on these dynamic…”
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The microphysics of surrogates of exhaled aerosols from the upper respiratory tract by Tian, Jianghan, Alexander, Robert W., Hardy, Daniel A., Hilditch, Thomas G., Oswin, Henry P., Haddrell, Allen E., Reid, Jonathan P.

“…Airborne transmission plays a significant role in the transmission of respiratory diseases such as COVID-19, for which the respiratory aerosol droplets are…”
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Optical Interrogation of Single Levitated Droplets in a Linear Quadrupole Trap by Cavity Ring-Down Spectroscopy by Valenzuela, Antonio, Chu, Fenghong, Haddrell, Allen E, Cotterell, Michael I, Walker, Jim S, Orr-Ewing, Andrew J, Reid, Jonathan P

“…Optical trapping is a well-established technique to manipulate and levitate micro- and nanoscale particles and droplets. However, optical traps for single…”
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