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2x Personal Electrostatic Biocollector Prototype(s) (STRATA) - (D05) : Worn bio-detector Phase 1
Johnston, Ian; Tracey, Mark; School of Engineering and Technology; Enterprise and Business Development; Micro Electro-Mechanical Systems; Centre for Engineering Research; Centre for Hazard Detection and Protection Research; Microfluidics and Microengineering; Department of Engineering and Technology; McCluskey, Daniel; Munro, Ian; Coudron, Loic (UH MEMS, 2017-05-04)The design and development of two man worn Electrostatic Precipitator (ESP) aerosol collection platform prototypes. These prototypes should interface with a, co-developed, laboratory particle recovery instrument exploiting ... -
2x Prototype ASEF Systems - (D10) : Automated Sample Extraction from Filters
Johnston, Ian; Tracey, Mark; Lodge, Matthew; Kaye, Richard; Baxter, Richard; School of Engineering and Technology; Science & Technology Research Institute; Centre for Engineering Research; Centre for Hazard Detection and Protection Research; Microfluidics and Microengineering; Department of Engineering and Technology; Munro, Ian; McCluskey, Daniel (UH MEMS, 2015-03-11)The Automated Sample Extraction from Filters (ASEF) unit is a prototype automated aerosol sample extraction unit. The application is for the detection and identification of pathogenic micro-organisms (bacteria and viruses) ... -
4,4’-dimethylaminorex (‘4,4’-DMAR’; ‘Serotoni’) misuse; a web-based study
Loi, Barbara; Zloh, Mire; Antonietta, Maria; Corkery, John; Schifano, Fabrizio (2017-06-28)Background: 4,4′-DMAR (4,4’-dimethylaminorex; ‘Serotoni’) is a potent stimulant drug which has recently been associated with a number of fatalities in Europe. Over the last few years, online communities have emerged as ... -
5,6-Methylenedioxy-2-aminoindane : from laboratory curiosity to 'legal high'
Gallagher, C. T.; Assi, S.; Stair, J. L.; Fergus, S.; Corazza, Ornella; Corkery, John; Schifano, Fabrizio (2012-03-01)The fully synthetic 'legal high' 5,6-methylenedioxy-2-aminoindane (MDAI) is an analogue of 3,4-methylenedioxymethamphetamine. Although developed in the 1990s, it was not widely abused until 2010. However, mephedrone was ... -
Agreed Interface Control Documentation -(D04) : Automated Sample Processing Unit for Incorporation into a Biological Identification System
Johnston, Ian; Tracey, Mark; McCluskey, Daniel; Tan, Christabel; Munro, Ian (UH MEMS, 2015-09-30) -
AIITS: Preliminary light scattering data from Tropical Tropopause Layer cirrus
Stopford, Chris; Kaye, Paul H.; Ulanowski, Joseph; Hirst, Edwin; Greenaway, Richard; Dorsey, James; Gallagher, Martin; Woods, Sarah; Lawson, Paul; Thornberry, Troy; Rollins, Drew; Harris, Neil (2015-07-22)The new optical particle spectrometer AIITS (Aerosol Ice Interface Transition Spectrometer) is the next instrument in the Small Ice Detector (SID) family. Like SID3, it acquires two-dimensional forward scattering patterns ... -
Analysis of 'legal high' substances and common adulterants using handheld spectroscopic techniques
Assi, Sulaf; Guirguis, Amira; Halsey, S.; Fergus, S.; Stair, J. L. (2015-01)The identification of 'legal highs' is challenging as they often do not match their label claim and contain a wide range of impurities and/or adulterants. In addition, there is a need for techniques to be on-site, rapid ... -
Analysis of FDA warning letters issued to US medical device companies for CAPA related issues between 2013 and 2019
Tan, Christabel (2023-05-01) -
Application of diffusion-edited and solvent suppression 1H NMR to the direct analysis of markers in valerian-hop liquid herbal products
Prieto, Jose M.; Mellinas-Gomez, Maria; Zloh, Mire (2016-03-01)The rising trend to consume herbal products for the treatment and/or prevention of minor ailments together with their chemical and pharmacological complexity means there is an urgent need to develop new approaches to their ... -
Application of RTDF to particles with curved surfaces
Hesse, E.; McCall, D.; Ulanowski, Z.; Stopford, C.; Kaye, Paul H. (2009)The applicability of the ray tracing with diffraction on facets model is extended to particles with curved surfaces. This allows tests against T-matrix calculations for larger size parameters and modelling of light scattering ... -
Application of RTDF to particles with curved surfaces
Hesse, E.; McCall, D.; Ulanowski, Z.; Stopford, C.; Kaye, Paul H. (University of Hertfordshire, 2008)The applicability of RTDF is extended to particles with curved surfaces. This allows tests against T-matrix calculations for larger size parameter and modeling of light scattering by more realistic particle shapes, such ... -
Applied Methods to Assess the Antimicrobial Activity of Metallic-Based Nanoparticles
Chung, Etelka; Ren, Guogang; Johnston, Ian; Matharu, Rupy Kaur; Ciric, Lena; Walecka, Agnieszka; Cheong, Yuen-Ki (2023-10-28)With the rise of antibiotic resistance, the drive to discover novel antimicrobial substances and standard testing methods with the aim of controlling transmissive diseases are substantially high. In healthcare sectors and ... -
Applying machine learning methods for characterization of hexagonal prisms from their 2D scattering patterns – an investigation using modelled scattering data
Salawu, Emmanuel Oluwatobi; Hesse, Evelyn; Stopford, Chris; Davey, Neil; Sun, Yi (2017-11-01)Better understanding and characterization of cloud particles, whose properties and distributions affect climate and weather, are essential for the understanding of present climate and climate change. Since imaging cloud ... -
Benzodiazepine Boom: Tracking Etizolam, Pyrazolam, and Flubromazepam from Pre-UK Psychoactive Act 2016 to Present Using Analytical and Social Listening Techniques
Mullin, Anthony; Scott, Mark; Vaccaro, Giorgia; Floresta, Giuseppe; Arillotta, Davide; Catalani, Valeria; Corkery, John M; Stair, Jacqueline L; Schifano, Fabrizio; Guirguis, Amira (2024-01-12)Introduction: The designer benzodiazepine (DBZD) market continues to expand whilst evading regulatory controls. The widespread adoption of social media by pro-drug use communities encourages positive discussions around ... -
Biosensors for Real-Time Monitoring of Biohazards and Disease in Aquaculture.
Johnston, Ian (2018-07-19)Early, reliable and systematic detection of waterborne chemical and biological pathogens is critical to prevent the spread of disease in aquaculture by enabling effective management practices. Laboratory-based technologies ... -
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 ... -
Characterization of small ice crystals using frequency analysis of azimuthal scattering patterns
Ulanowski, Zbigniew; Stopford, Chris; Hesse, Evelyn; Kaye, Paul H.; Hirst, Edwin; Schnaiter, M. (2007)Azimuthal scattering patterns obtained from ice crystals using the Small Ice Detector 2 are examined. They are converted to frequency spectra using Fast Fourier Transform. To classify the shape of the crystals, the spectra ... -
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 ... -
Co-ordinated Airborne Studies in the Tropics (CAST)
Harris, N. R. P.; Carpenter, L. J.; Lee, J. D.; Vaughan, G.; Filus, M. T.; Jones, R. L.; OuYang, B.; Pyle, J. A.; Robinson, A. D.; Andrews, S. J.; Lewis, A. C.; Minaeian, J.; Vaughan, A.; Dorsey, J. R.; Gallagher, M. W.; Le Breton, M.; Newton, R.; Percival, C. J.; Ricketts, H. M. A.; Baugitte, S. J-B.; Nott, G. J.; Wellpott, A.; Ashfold, M. J.; Flemming, J.; Butler, R.; Palmer, P. I.; Kaye, P. H.; Stopford, C.; Chemel, C.; Boesch, H.; Humpage, N.; Vick, A.; MacKenzie, A. R.; Hyde, R.; Angelov, P.; Meneguz, E.; Manning, A. J. (2017-01-23)The main field activities of the CAST (Co-ordinated Airborne Studies in the Tropics) campaign took place in the West Pacific in January/February 2014. The field campaign was based in Guam (13.5°N, 144.8°E) using the UK ... -
Continuously variable mixing-ratio micromixer with elastomer valves
Tan, C. K. L.; Tracey, M.C.; Davis, J. B.; Johnston, I. D. (2005-10)We report a self-contained microfluidic alternate flow injection mixer (AFIM) employing piezoelectrically actuated, PDMS seal-valves to control injection. AFIMs employ pulsatile injection of liquids to enhance interface ...