All Outputs (4286)

Instabilities in the spin-up of a rotating, stratified fluid (2010)
Journal Article
Munro, R. J., Foster, M. R., & Davies, P. A. (in press). Instabilities in the spin-up of a rotating, stratified fluid. Physics of Fluids, 22(5), https://doi.org/10.1063/1.3422554

Theoretical analyses and laboratory experiments have been performed on the stability of a flow generated by the differential cyclonic corotation of a flat, rigid disk in a uniformly rotating, linearly stratified fluid contained within a cylindrical t... Read More about Instabilities in the spin-up of a rotating, stratified fluid.

Design and assessment spectra for retrofitting of RC buildings (2010)
Journal Article
Thermou, G. E., Elnashai, A. S., & Pantazopoulou, S. J. (2010). Design and assessment spectra for retrofitting of RC buildings. Journal of Earthquake Engineering, 14(5), 743-770. doi:10.1080/13632460903410764

This article presents a novel approach for deriving Retrofit Design Spectra (RDS) that are intended for use in preliminary development and assessment of seismic upgrading scenarios of existing structures. The new spectral representation relates the c... Read More about Design and assessment spectra for retrofitting of RC buildings.

Unstable behaviour of model Jamuna micaceous sand. V.N. Georgiannou (2008). Géotechnique 58, no. 10, 825–829 (2010)
Journal Article
Wanatowski, D., & Chu, J. (2010). Unstable behaviour of model Jamuna micaceous sand. V.N. Georgiannou (2008). Géotechnique 58, no. 10, 825–829. Géotechnique, 60(4), https://doi.org/10.1680/geot.8.D.022

The effects of microstructural features on the performance gap in corrosion resistance between bulk and HVOF sprayed Inconel 625 (2010)
Journal Article
Ahmed, N., Bakare, M., McCartney, D., & Voisey, K. (2010). The effects of microstructural features on the performance gap in corrosion resistance between bulk and HVOF sprayed Inconel 625. Surface and Coatings Technology, 204(14), https://doi.org/10.1016/j.surfcoat.2009.12.028

It is commonly observed that there is a performance gap between the corrosion resistance of thermally sprayed coatings and the equivalent bulk material. This is attributed to the significantly modified microstructure of the sprayed coatings. However,... Read More about The effects of microstructural features on the performance gap in corrosion resistance between bulk and HVOF sprayed Inconel 625.

CMOS sensors for imaging blood flow (2010)
Journal Article
Morgan, S., Hayes-Gill, B., & Crowe, J. (2010). CMOS sensors for imaging blood flow. Optics and Photonics News, 21(1), 32-37. https://doi.org/10.1364/OPN.21.1.000032

Smart CMOS sensors can extract parameters of interest from incoming signals at the sensor and therefore overcome the data bottleneck between sensor and processor. This enables full-field laser Doppler blood flow imaging to be obtained at a frame rate... Read More about CMOS sensors for imaging blood flow.

Investigation into the effect of beam shape on melt pool characteristics using analytical modelling (2010)
Journal Article
Ahmed, N., Voisey, K., & McCartney, D. (2010). Investigation into the effect of beam shape on melt pool characteristics using analytical modelling. Optics and Lasers in Engineering, 48, https://doi.org/10.1016/j.optlaseng.2009.12.013

An established analytical model is used to simulate an extended laser beam. Multiple Gaussian sources are superimposed to form a rectangular beam and results are compared with a single circular Gaussian source model as well as experimental results fr... Read More about Investigation into the effect of beam shape on melt pool characteristics using analytical modelling.

X-ray photoelectron spectroscopy study of the passive films formed on thermally sprayed and wrought Inconel 625 (2010)
Journal Article
Bakare, M., Voisey, K., Roe, M., & McCartney, D. (2010). X-ray photoelectron spectroscopy study of the passive films formed on thermally sprayed and wrought Inconel 625. Applied Surface Science, 257(3), https://doi.org/10.1016/j.apsusc.2010.07.066

There is a well known performance gap in corrosion resistance between thermally sprayed corrosion resistant coatings and the equivalent bulk materials. Interconnected porosity has an important and well known effect, however there are additional relev... Read More about X-ray photoelectron spectroscopy study of the passive films formed on thermally sprayed and wrought Inconel 625.

Lithological mapping of the Troodos ophiolite, Cyprus, using airborne LiDAR topographic data (2009)
Journal Article
Grebby, S., Cunningham, D., Naden, J., & Tansey, K. (2010). Lithological mapping of the Troodos ophiolite, Cyprus, using airborne LiDAR topographic data. Remote Sensing of Environment, 114(4), https://doi.org/10.1016/j.rse.2009.11.006

Traditional field-based lithological mapping can be a time-consuming, costly and challenging endeavour when large areas need to be investigated, where terrain is remote and difficult to access and where the geology is highly variable over short dista... Read More about Lithological mapping of the Troodos ophiolite, Cyprus, using airborne LiDAR topographic data.

Fiber-Reinforced Polymer Retrofitting of Predamaged Substandard RC Prismatic Members (2009)
Journal Article
Thermou, G. E., & Pantazopoulou, S. J. (2009). Fiber-Reinforced Polymer Retrofitting of Predamaged Substandard RC Prismatic Members. Journal of Composites for Construction, 13(6), 535-546. doi:10.1061/(asce)cc.1943-5614.0000057

An experimental study was conducted to investigate the efficiency of FRP jackets in upgrading the seismic behavior of lightly reinforced concrete prismatic members previously damaged under a combination of axial compression and a reversed cyclic late... Read More about Fiber-Reinforced Polymer Retrofitting of Predamaged Substandard RC Prismatic Members.

Fate of conjugated natural and synthetic steroid estrogens in crude sewage and activated sludge batch studies (2009)
Journal Article
Gomes, R. L., Scrimshaw, M. D., & Lester, J. N. (2009). Fate of conjugated natural and synthetic steroid estrogens in crude sewage and activated sludge batch studies. Environmental Science and Technology, 43(10), 3612–3618. https://doi.org/10.1021/es801952h

Steroids are excreted from the human body in the conjugated form but are present in sewage influent and effluent as the free steroid, the major source of estrogenic activity observed in water courses. The fate of sulfate and glucuronide conjugated st... Read More about Fate of conjugated natural and synthetic steroid estrogens in crude sewage and activated sludge batch studies.

Sediment resuspension and erosion by vortex rings (2009)
Journal Article
Munro, R. J., Bethke, N., & Dalziel, S. B. (in press). Sediment resuspension and erosion by vortex rings. Physics of Fluids, 21(4), https://doi.org/10.1063/1.3083318

Particle resuspension and erosion induced by a vortex ringinteracting with a sediment layer was investigated experimentally using flow visualization (particle image velocimetry), high-speed video, and a recently developed light attenuation method for... Read More about Sediment resuspension and erosion by vortex rings.

Regulation of lens volume: Implications for lens transparency (2009)
Journal Article
Donaldson, P. J., Chee, K. S. N., Lim, J. C., & Webb, K. F. (2009). Regulation of lens volume: Implications for lens transparency. Experimental Eye Research, 88(2), 144-150. https://doi.org/10.1016/j.exer.2008.05.011

Lens transparency is critically dependent on the maintenance of an ordered tissue architecture, and disruption of this order leads to light scatter and eventually lens cataract. Hence the volume of the fiber cells that make up the bulk of the lens ne... Read More about Regulation of lens volume: Implications for lens transparency.

Visualisation of the local electrochemical activity of thermally-sprayed anti-corrosion coatings using scanning electrochemical microscopy (2009)
Journal Article
Walsh, D., Li, L. E., Bakare, M., & Voisey, K. (2009). Visualisation of the local electrochemical activity of thermally-sprayed anti-corrosion coatings using scanning electrochemical microscopy. Electrochimica Acta, 54(20), https://doi.org/10.1016/j.electacta.2009.03.057

Scanning electrochemical microscopy was used to probe the local electrochemical activity of anti-corrosion coatings formed from Inconel 625, a Ni-Cr-Mo alloy commonly used in engineering applications. The coatings were formed using a high velocity ox... Read More about Visualisation of the local electrochemical activity of thermally-sprayed anti-corrosion coatings using scanning electrochemical microscopy.

Ethanol via biomass-generated syngas (2008)
Journal Article
Lewis, R., Frankman, A., Tanner, R., Ahmed, A., & Huhnke, R. (2008). Ethanol via biomass-generated syngas. International Sugar Journal, 110(1311), 150-152, 154-155 ref. 22

Developing low-cost sustainable fuels, such as ethanol, is receiving much attention due to rising energy costs, national security, and environmental issues. Renewable biomass, such as switchgrass, can be utilized to produce fuel-grade ethanol via a g... Read More about Ethanol via biomass-generated syngas.

The control of chlorophyll catabolism and the status of yellowing as a biomarker of leaf senescence (2008)
Journal Article
Ougham, H., Hörtensteiner, S., Armstead, I., Donnison, I., King, I., Thomas, H., & Mur, L. (2008). The control of chlorophyll catabolism and the status of yellowing as a biomarker of leaf senescence. Plant Biology, 10, 4-14. https://doi.org/10.1111/j.1438-8677.2008.00081.x

The pathway of chlorophyll catabolism during leaf senescence is known in a fair amount of biochemical and cell biological detail. In the last few years, genes encoding a number of the catabolic enzymes have been characterized, including the key ring‐... Read More about The control of chlorophyll catabolism and the status of yellowing as a biomarker of leaf senescence.

Molecular and functional mapping of regional differences in P2Y receptor expression in the rat lens (2008)
Journal Article
Hu, R. G., Suzuki-Kerr, H., Webb, K. F., Rhodes, J. D., Collison, D. J., Duncan, G., & Donaldson, P. J. (2008). Molecular and functional mapping of regional differences in P2Y receptor expression in the rat lens. Experimental Eye Research, 87(2), 137-146. https://doi.org/10.1016/j.exer.2008.05.008

Extracellular ATP has been shown to mobilize intracellular Ca2+ in cultured ovine lens epithelial cells and in human lens epithelium, suggesting a role for purines in the modulation of lens transparency. In this study, we characterized the expression... Read More about Molecular and functional mapping of regional differences in P2Y receptor expression in the rat lens.

Effect of specimen preparation method on the stress-strain behavior of sand in plane-strain compression tests (2008)
Journal Article
Wanatowski, D., & Chu, J. (2008). Effect of specimen preparation method on the stress-strain behavior of sand in plane-strain compression tests. Geotechnical Testing Journal, 31(4), https://doi.org/10.1520/GTJ101307

Experimental results are presented in this paper to study the effect of specimen preparation method on the stress-strain behavior of sand in plane-strain compression tests. The data obtained from K0 consolidation, drained, undrained and strain path t... Read More about Effect of specimen preparation method on the stress-strain behavior of sand in plane-strain compression tests.

Design Methodology for Seismic Upgrading of Substandard Reinforced Concrete Structures (2007)
Journal Article
Thermou, G. E., Pantazopoulou, S. J., & Elnashai, A. S. (2007). Design Methodology for Seismic Upgrading of Substandard Reinforced Concrete Structures. Journal of Earthquake Engineering, 11(4), 582-606. doi:10.1080/13632460601031573

This article presents a design methodology for seismic upgrading of existing reinforced concrete (RC) buildings. The methodology is based on the modification of the deflected shape of the structure so as to achieve a near-uniform distribution of inte... Read More about Design Methodology for Seismic Upgrading of Substandard Reinforced Concrete Structures.

Modelling windage power loss from an enclosed spur gear (2007)
Journal Article
Eastwick, C., Simmons, K., & Al-Shibl, K. (2007). Modelling windage power loss from an enclosed spur gear. Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy, 221(3), https://doi.org/10.1243/09576509JPE344

Within a gearbox the majority of transmission losses can be attributed to bearing losses, meshing losses, or losses due to windage/churning. In this paper the commercial computational fluid dynamics (CFD) code Fluent 6.2.16 is applied in a two-dimens... Read More about Modelling windage power loss from an enclosed spur gear.

Multi-disciplinary investigations of active faults in the Julian Alps, Slovenia (2007)
Journal Article
Cunningham, D., Gosar, A., Kastelic, V., Grebby, S., & Tansey, K. (2007). Multi-disciplinary investigations of active faults in the Julian Alps, Slovenia. Acta Geodynamica et Geomaterialia, 4(1),

UK-Slovenian collaborative research connected to EU COST-Action 625 began in 2003 and has involved interdisciplinary research into the current activity, structural architecture and landscape expression of the Ravne and Idrija strike-slip fault system... Read More about Multi-disciplinary investigations of active faults in the Julian Alps, Slovenia.