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Browsing by Author "Microfluidics and Microengineering"
Now showing items 1-20 of 113
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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) ... -
Agreed Design Specification - (D05) : Automated Sample Extraction from Filters
McCluskey, Daniel; Johnston, Ian; Tracey, Mark; Munro, Ian; Kaye, Richard; Baxter, Richard; Lodge, Matthew (RED Scientific, 2014-11-18) -
Agreed Interface Control Documentation - (D02) : Automated Sample Extraction from Filters
McCluskey, Daniel; Munro, Ian; Johnston, Ian; Tracey, Mark (RED Scientific, 2014-01-13) -
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) -
Agreed Requirement Functional Specification - (D01) : Automated Sample Processing Unit for Incorporation into a Biological Identification System
Johnston, Ian; Tracey, Mark; McCluskey, Daniel; Tan, Christabel; Munro, Ian (UH MEMS, 2014-07-31) -
Agreed Test Specifications - (D06) : Automated Sample Extraction from Filters
McCluskey, Daniel; Johnston, Ian; Tracey, Mark; Tan, Christabel; Munro, Ian; Kaye, Richard; Baxter, Richard; Lodge, Matthew (RED Scientific, 2014-11-19) -
Analysis and design optimization of an integrated micropump-micromixer operated for bio-MEMS applications
Cortes, Cesar; Azarbadegan, Alireza; Johnston, Ian; Tracey, M.C. (2014-09-07)A generic microfluidic system composed by two single chamber valveless micropumps connected to a simple T-type channel intersection is examined numerically. The characteristics of a feasible valveless micropump have been ... -
Analysis of FDA warning letters issued to US medical device companies for CAPA related issues between 2013 and 2019
Tan, Christabel (2023-05-01) -
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 ... -
ASEF Performance Report - (D07) : Automated Sample Extraction from Filters
McCluskey, Daniel; Johnston, Ian; Tan, Christabel; Tracey, Mark; Munro, Ian (RED Scientific, 2014-12-19) -
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 ... -
Candidate Filter Selection & Release Mechanism - (D03b) : Automated Sample Extraction from Filters
McCluskey, Daniel; Tracey, Mark; Johnston, Ian (RED Scientific, 2014-03-28) -
Combination rules for multi-chamber valveless micropumps
Azarbadegan, Alireza; Eames, Ian; Wojcik, Adam; Cortes Quiroz, Cesar; Suen, William (2013-10)The general design rules indicate that when identical macroscale pumps (each with a maximum flowrate Qm, and maximum pressure drop ΔPmax) are combined in series the maximum flowrate becomes Qm, but the maximum pressure is ... -
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 ... -
Controlled Actuation of Self-Propelled Droplets
Coudron, Loic; Lemenu, Clément; Lemaine, Kevin; McCluskey, Daniel; Tan, Christabel; Munro, Ian; Holdo, Arne; Tracey, Mark; Johnston, Ian (2020-10-09)In this paper we present controlled self-propelled actuation of droplets employing Laplace pressure gradients between two non-parallel superhydrophobic plates. For small angles (cos β ≈ 1) a simplification of available ... -
Copper Electrochemical Deposition in Macroporous Silicon Arrays for Through Silicon Via Applications
Defforge, Thomas; Coudron, Loic; Gautier, Gael; Grimal, Virginie; Ventura, Laurent; Tran Van, Francois (Institute of Electrical and Electronics Engineers (IEEE), 2011)The present paper deals with the realization of high conductivity through silicon via from macroporous silicon arrays. The pores were first etched by anodization into a hydrofluoric acid mixture. The high aspect ratio via ... -
Dean flow focusing and separation of small microspheres within a narrow size range.
Johnston, Ian; McDonnell, M.B.; Tan, Christabel; McCluskey, Daniel; Davies, Matthew; Tracey, M.C. (2014-09-01)Rapid, selective particle separation and concentration within the bacterial size range (1–3 μm) in clinical or environmental samples promises significant improvements in detection of pathogenic microorganisms in areas ... -
Dean-flow sample Clean-up to Optimise and Extend the Operational Envelope of Biodetection Systems. : Final report for the Centre for Defence Enterprise Research Project
Tracey, M.C.; Johnston, Ian (University of Hertfordshire, 2011-09-06)This CDE funded research project sought to establish the applicability of microfluidic devices employing 'Dean-flow', a second order flow effect, to the 'clean-up' of real-world aqueous suspension samples prior to their ... -
Delivery of Prototype Automated Sample Processing Unit for Incorporation into a Biological Identification System
Tan, Christabel; 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; Johnston, Ian; McCluskey, Daniel; Lodge, Matthew; Munro, Ian (UH MEMS, 2017-02-28)