Search Results - "Hawkes, Jeremy J"

Force field particle filter, combining ultrasound standing waves and laminar flow by Hawkes, Jeremy J, Coakley, W.Terence

“…A continuous flow microparticle filter that combines megahertz frequency ultrasonic standing waves and laminar flow is described. The filter has a 0.25 mm,…”
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Continuous cell washing and mixing driven by an ultrasound standing wave within a microfluidic channel by Hawkes, Jeremy J, Barber, Robert W, Emerson, David R, Coakley, W Terence

“…Ultrasound standing wave radiation force and laminar flow have been used to transfer yeast cells from one liquid medium to another (washing) by a continuous…”
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Acoustofluidics 21: ultrasound-enhanced immunoassays and particle sensors by Wiklund, Martin, Radel, Stefan, Hawkes, Jeremy J

“…In part 21 of the tutorial series "Acoustofluidics--exploiting ultrasonic standing wave forces and acoustic streaming in microfluidic systems for cell and…”
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Acoustofluidics 22: multi-wavelength resonators, applications and considerations by Hawkes, Jeremy J, Radel, Stefan

“…One important niche for multi-wavelength resonators is the filtration of suspensions containing very high particle concentration. For some applications,…”
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Node formation mechanisms in acoustofluidic capillary bridges by Hawkes, Jeremy J., Maramizonouz, Sadaf, Jia, Changfeng, Rahmati, Mohammad, Zheng, Tengfei, McDonnell, Martin B., Fu, Yong-Qing

“…•Capillary bridges (no sidewalls) and enclosed channels create similar node patterns.•Nodes in the liquid replicate the nodes in the substrate.•Liquid mass…”
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Optimization of lipid production for algal biodiesel in nitrogen stressed cells of Dunaliella salina using FTIR analysis by Liu, Junying, Mukherjee, Joy, Hawkes, Jeremy J., Wilkinson, Stephen J.

“…Background Large improvements in productivity are required to make massive scale biodiesel production from microalgae an economic reality. Although the maximum…”
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Single half-wavelength ultrasonic particle filter: predictions of the transfer matrix multilayer resonator model and experimental filtration results by Hawkes, Jeremy J, Coakley, W Terence, Gröschl, Martin, Benes, Ewald, Armstrong, Sian, Tasker, Paul J, Nowotny, Helmut

“…The quantitative performance of a "single half-wavelength" acoustic resonator operated at frequencies around 3 MHz as a continuous flow microparticle filter…”
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Scaling-up ultrasound standing wave enhanced sedimentation filters by Prest, Jeff E., Treves Brown, Bernard J., Fielden, Peter R., Wilkinson, Stephen J., Hawkes, Jeremy J.

“…•Scale-up of resonant chambers is limited by heat from out of phase interface contacts.•Experimental data is given for a system with pin contacts and a single…”
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Ultrasonic deposition of cells on a surface by HAWKES, Jeremy J, LONG, Michael J, COAKLEY, W. Terence, MCDONNELL, Martin B

“…Bacteria in water have been driven to a glass surface by an ultrasonic standing wave. On an antibody coated surface capture of Bacillus subtilis var niger (BG)…”
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Modelling of layered resonators for ultrasonic separation by Hill, Martyn, Shen, Yijun, Hawkes, Jeremy J.

“…The potential of ultrasonic techniques for the separation and concentration of particles within a fluid has been investigated in some detail in recent years…”
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A new immobilisation method to arrange particles in a gel matrix by ultrasound standing waves by Gherardini, Lisa, Cousins, Caroline M, Hawkes, Jeremy J, Spengler, Johannes, Radel, Stefan, Lawler, Helen, Devcic-Kuhar, Branka, Gröschl, Martin, Coakley, W Terence, McLoughlin, Aiden J

“…Ultrasonic forces may be used to manipulate particles in suspension. For example, a standing wave ultrasound (US) field applied to a suspension moves the…”
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Optical Leaky Waveguide Sensor for Detection of Bacteria with Ultrasound Attractor Force by Zourob, Mohammed, Hawkes, Jeremy J, Coakley, W. Terence, Treves Brown, Bernard J, Fielden, Peter R, McDonnell, Martin B, Goddard, Nicholas J

“…An integrated, sensitive, and rapid system was developed for the detection of bacteria. The system combined an optical metal-clad leaky waveguide (MCLW) sensor…”
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A continuous flow ultrasonic cell-filtering method by Hawkes, Jeremy J., Coakley, W.Terence

“…A simple design for continuous filtration of cells and other particles in a one MHz ultrasonic standing wave field is described. Using suspensions of yeast…”
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Development of an automated on-line analysis system using flow injection, ultrasound filtration and CCD detection by Wang, Robert Y, Jarratt, Jason A, Keay, Peter J, Hawkes, Jeremy J, Coakley, W.Terence

“…The design and construction of an automated on-line analysis system is described with reference to applications in bioprocess control, clinical, and…”
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Microparticle manipulation in millimetre scale ultrasonic standing wave chambers by Hawkes, Jeremy J, Barrow, David, Coakley, W.Terence

“…Ultrasonic standing wave chambers with acoustic pathlengths of 1.1 and 0.62 mm have been constructed. The chambers were driven at frequencies over the range…”
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A laminar flow expansion chamber facilitating downstream manipulation of particles concentrated using an ultrasonic standing wave by Hawkes, Jeremy J., Barrow, David, Cefai, Joseph, Coakley, W.Terence

“…Microparticles (yeast cells) in flowing suspensions have been concentrated in bands in pressure nodal planes of a standing wave chamber driven at resonant…”
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A silicon microfluidic ultrasonic separator by Harris, N.R., Hill, M., Beeby, S., Shen, Y., White, N.M., Hawkes, J.J., Coakley, W.T.

“…Ultrasonic standing waves can be used to generate forces on particles within a fluid. Such forces have a number of potential applications in microfluidic…”
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Movement of liquids and solid particles on multiwall acoustic plates by Hawkes, Jeremy J., Mijarez-Castro, Rito, Fielden, Peter R.

“…Well-defined vibration modes are used to form acoustic wells on flat plates. Within these dynamic traps, acoustic streaming continually stirs the contents…”
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Particle filtration by a combination of ultrasound standing waves and laminar flow by Hawkes, Jeremy J., Cousins, Caroline, Coakley, W. Terence, Keay, Peter J.

“…Radiation forces in ultrasonic standing waves move suspended particles to half-wavelength separations, thus creating concentrated bands of particles separated…”
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Whole blood clarification in an ultrasonic standing wave by Cousins, Caroline M., Higgins, Susan E., Limaye, Medha S., Hawkes, Jeremy J., Coakley, W. Terence, Holownia, Peter, Price, Christopher P.

“…There has been interest for a number of years in the possibility of separating, for transfusion proposes, blood cells from the suspending plasma in ultrasonic…”
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