S. A. Smith

Publication List Details

Period

1975 - 2009

Number

51

Co-Authors

ROBUST MAXIMUM LIKELIHOOD ESTIMATION IN Q-SPACE MRI (2009)

S. A. Smith, P. A. Calabresi, J. L. Prince

Q-space imaging is an emerging diffusion weighted MR imaging technique to estimate molecular diffusion probability density functions (PDF’s) without the need to assume a Gaussian distribution. We...

High power vertical-external cavity surface emitting lasers (2006)

Hopkins, J.M., Calvez, S., Kemp, A., Hastie, J.E., Smith, S.A., MacLean, A.J., ...

Recently multiwatt power levels have been generated from Vertical External-Cavity Surface-Emitting Lasers in high quality spatially symmetric output beams. While these results are very impressive for...

High power vertical-external cavity surface emitting lasers (2006)

Hopkins, J.M., Calvez, S., Kemp, A., Hastie, J.E., Smith, S.A., MacLean, A.J., ...

Recently multiwatt power levels have been generated from Vertical External-Cavity Surface-Emitting Lasers in high quality spatially symmetric output beams. While these results are very impressive for...

Thermal lensing, thermal management and transverse mode control in microchip VECSELs (2006)

Kemp, A., MacLean, A.J., Hastie, J.E., Smith, S.A., Hopkins, J.M., Calvez, S., ...

Finite-element analysis is used to explore the practicalities and power-scaling potential of quasi-monolithic microchip vertical-external-cavity surface-emitting lasers: thermal lensing and its...

Thermal lensing, thermal management and transverse mode control in microchip VECSELs (2006)

Kemp, A., MacLean, A.J., Hastie, J.E., Smith, S.A., Hopkins, J.M., Calvez, S., ...

Finite-element analysis is used to explore the practicalities and power-scaling potential of quasi-monolithic microchip vertical-external-cavity surface-emitting lasers: thermal lensing and its...

Thermal management in vertical-external-cavity surface-emitting lasers: Finite-element analysis of a heatspreader approach (2005)

Kemp, A., Valentine, G.J., Hopkins, J.M., Hastie, J.E., Smith, S.A., Calvez, S., ...

The use of crystalline heatspreaders to improve thermal management in optically pumped vertical-external-cavity surface-emitting lasers is studied via finite-element analysis. The required properties...

Distribution of the Vitamin D receptor and 1 alpha-hydroxylase in human brain (2005)

Eyles, D. W., Smith, S. A., Kinobe, R., Hewison, M., McGrath, J. J.

Despite a growing body of evidence that Vitamin D is involved in mammalian brain functioning. there has been a lack of direct evidence about its role in the human brain. This paper reports, for the...

Thermal management in vertical-external-cavity surface-emitting lasers: Finite-element analysis of a heatspreader approach (2005)

Kemp, A., Valentine, G.J., Hopkins, J.M., Hastie, J.E., Smith, S.A., Calvez, S., ...

The use of crystalline heatspreaders to improve thermal management in optically pumped vertical-external-cavity surface-emitting lasers is studied via finite-element analysis. The required properties...

1.3um GaInNAs surface-normal devices (2004)

Calvez, S., Laurand, N., Smith, S.A., Clark, A.H., Hopkins, J.M., Sun, H.D., ...

The compatibility of GaInNAs/GaAs active regions with AlGaAs Bragg mirror technology opens up a range of surface-normal device formats for the spectral region around 1.3 µm. The authors report...

1.3um GaInNAs surface-normal devices (2004)

Calvez, S., Laurand, N., Smith, S.A., Clark, A.H., Hopkins, J.M., Sun, H.D., ...

The compatibility of GaInNAs/GaAs active regions with AlGaAs Bragg mirror technology opens up a range of surface-normal device formats for the spectral region around 1.3 µm. The authors report...

GaInNAs/GaAs Bragg-mirror-based structures for novel 1.3um device applications (2004)

Calvez, S., Hopkins, J.M., Smith, S.A., Clark, A.H., Macaluso, R., Sun, H.D., ...

We report the use of GaInNAs/GaAs material system for a range of 1.3 μm vertical-cavity devices namely VCSELs, VCSOAs, VECSELs and SESAMs. Using optical pumping, we demonstrate that up to 4 mW of...

GaInNAs/GaAs Bragg-mirror-based structures for novel 1.3um device applications (2004)

Calvez, S., Hopkins, J.M., Smith, S.A., Clark, A.H., Macaluso, R., Sun, H.D., ...

We report the use of GaInNAs/GaAs material system for a range of 1.3 μm vertical-cavity devices namely VCSELs, VCSOAs, VECSELs and SESAMs. Using optical pumping, we demonstrate that up to 4 mW of...

0.6WCWGaInNAs vertical external-cavity surface emitting laser operating at 1.32um (2004)

Hopkins, J.M., Smith, S.A., Jeon, C.W., Sun, H.D., Burns, D., Calvez, S., ...

What is believed to be the first high-power vertical external cavity surface emitting laser (VECSEL) operating at 1.3 /spl mu/m is reported. CW output powers >0.6 W were achieved using a diode-pumped...

Novel 1.3um GaInNAs surface-normal devices (2004)

Calvez, S., Laurand, N., Smith, S.A., Clark, A.H., Hopkins, J.M., Sun, H.D., ...

The compatibility of GaInNAs/GaAs active regions with AlGaAs Bragg mirror technology opens up a range of surface-normal device formats for the spectral region around 1.3 µm. The authors report...

0.6WCWGaInNAs vertical external-cavity surface emitting laser operating at 1.32um (2004)

Hopkins, J.M., Smith, S.A., Jeon, C.W., Sun, H.D., Burns, D., Calvez, S., ...

What is believed to be the first high-power vertical external cavity surface emitting laser (VECSEL) operating at 1.3 /spl mu/m is reported. CW output powers >0.6 W were achieved using a diode-pumped...

Novel 1.3um GaInNAs surface-normal devices (2004)

Calvez, S., Laurand, N., Smith, S.A., Clark, A.H., Hopkins, J.M., Sun, H.D., ...

The compatibility of GaInNAs/GaAs active regions with AlGaAs Bragg mirror technology opens up a range of surface-normal device formats for the spectral region around 1.3 µm. The authors report...

Delaying Brain Mitochondrial Decay and Aging with Mitochondrial Antioxidants and (2004)

Sinclair A. Smith, Scott J. Montain, Ralph P. Matott, Gary P. Zientara, Ferenc A, Roger A. Fielding, ...

You might find this additional information useful... This article cites 31 articles, 13 of which you can access free at:

GaInNAs/GaAs Bragg mirror based structures for novel 1.3µm device applications (2003)

Dawson, M.D., Calvez, S., Pessa, M., Sun, H.D., Hopkins, J.M., Smith, S.A., ...

We report the use of GaInNAs/GaAs material system for a range of 1.3 μm vertical-cavity devices namely VCSELs, VCSOAs, VECSELs and SESAMs. Using optical pumping, we demonstrate that up to 4 mW of...

Unilateral enucleation of adult rats does not effect the synapse-to-neuron ratio within the stratum griseum superficiale of the superior colliculi (1998)

Smith, S A, Bedi, Kuldip

Ninety-day-old hooded male rats were anaesthetised with an intraperitoneal injection of a mixture of xylazine and ketamine and had their right eyes removed. Groups of non-enucleated control and...

Unilateral enucleation of adult rats does not effect the synapse-to-neuron ratio within the stratum griseum superficiale of the superior colliculi (1998)

Smith, S A, Bedi, Kuldip

Ninety-day-old hooded male rats were anaesthetised with an intraperitoneal injection of a mixture of xylazine and ketamine and had their right eyes removed. Groups of non-enucleated control and...

Wavelet analysis of turbulence in cirrus clouds (1997)

Smith, S. A., Jonas, P. R.

Two flights of the UK Meteorological Office's Hercules aircraft through daytime frontal cirrus around Scotland have been analysed using wavelet analysis on the vertical velocity time-series from the...

Wavelet analysis of turbulence in cirrus clouds (1997)

Smith, S. A., Jonas, P. R.

Two flights of the UK Meteorological Office's Hercules aircraft through daytime frontal cirrus around Scotland have been analysed using wavelet analysis on the vertical velocity time-series from the...

Xamoterol in the Treatment of Orthostatic Hypotension Associated with Multiple System Atrophy (Shy-Drager Syndrome) (1990)

WEST, J. N. W., STALLARD, T. J., DIMMITT, S. B., SMITH, S. A., WILLIAMS, A., LITTLER, W. A.

The effect of xamoterol on the orthostatic hypotension associated with Shy-Drager syndrome was investigated in three patients. Intra-arterial blood pressure was measured during a control period and...

Inactivation of {beta}-lactamases from Enterobacter cloacae by monophosphams (1988)

Bush, Karen, Smith, S. A., Tanaka, S. K., Bonner, D. P.

Amongst the monocyclic β-lactam antibiotics, selected monophosphams were potent mechanism-based inactivators of the P99 and E2 cephalosporinases of Enterobacter cloacae. Inhibition of these enzymes...

Congruent Harmonic and Space Charge Electrostatic Fields (1987)

SMITH, S. A.

All the two-dimensional space charge equipotential surfaces which are congruent to the equipotential surfaces of equivalent harmonic problems are determined. The known list of solutions of the...

Aeration as a lake management technique (1975)

Smith, S. A., Knauer, D. R., Wirth, Thomas L.

The objective of this project was to demonstrate the feasibility of hypolimnetic aeration as a useful technique for lake restoration. In order to successfully evaluate hypolimnetic aeration, aerators...