G. Brown

Publication List Details

Period

1961 - 2009

Number

239

Co-Authors

Resolution-dependent mechanisms for bimodal switching-time distributions in simulated Fe nanopillars (2008)

Thompson, S. H., Brown, G., Kuhnle, A., Rikvold, P. A., Novotny, M. A.

We study the magnetization-switching statistics following reversal of the applied field for three separate computational models representing the same physical system, an iron nanopillar. The primary...

Reconfigurable Architecture for Network Flow Analysis (2008)

S. Yusuf, W. Luk, M. Sloman, N. Dulay, E. C. Lupu, G. Brown

Abstract—This paper describes a reconfigurable architecture based on field-programmable gate-array (FPGA) technology for monitoring and analyzing network traffic at increasingly high network data...

Hepatitis C action plan for Scotland: Phase II (May 2008 - March 2011) (2008)

Goldberg, D.J., Brown, G., Hutchinson, S.J., Dillon, J., Taylor, A., Howie, G., ...

In 2004, the Scottish Government recognised that “Hepatitis C is one of the most serious and significant public health risks of our generation” [1] . By December 2006, Health Protection Scotland...

The ontology of learning environments (2008)

Brown, G.

The learning environment is a significant focus for both educational practice and theorising. Although the term learning environment is used widely, it is used inconsistently and is under- or...

The ontology of learning environments (2008)

Brown, G.

The learning environment is a significant focus for both educational practice and theorising. Although the term learning environment is used widely, it is used inconsistently and is under- or...

The ontology of learning environments (2008)

Brown, G.

The learning environment is a significant focus for both educational practice and theorising. Although the term learning environment is used widely, it is used inconsistently and is under- or...

A most curious beetle from the insect collection of William Hunter (1718-1783) (2008)

Brown, G., Hancock, E.G.

Dr William Hunter (1718-1783) succeeded as a physician, teacher of anatomy and obstetrician and became an avid collector of a wide range of objects of artistic and scientific interest. These were...

First-Principles Parameter Estimation for Dynamic Monte Carlo of a Lattice-Gas Model (2007)

S. J. Mitchell, Sanwu Wang, P. A. Rikvold, G. Brown

Abstract. We present preliminary results demonstrating how dynamic Monte Carlo transition rates for lateral diffusion can be found from quantum ab initio calculations. As an example, we consider the...

Community Service: Including a social justice component in a teacher education program (2007)

Konza, D., Kiggins, J. M., Brown, G.

Based on Dewey's notion of experiential learning (1938), community service has long been recognised as a vehicle that builds awareness and appreciation of diversity, addresses social justice issues,...

Two Modes of Magnetization Switching in a Simulated Iron Nanopillar in an Obliquely Oriented Field (2007)

Thompson, S. H., Brown, G., Rikvold, P. A., Novotny, M. A.

Finite-temperature micromagnetics simulations are employed to study the magnetization-switching dynamics driven by a field applied at an angle to the long axis of an iron nanopillar. A bi-modal...

Community Service: Including a social justice component in a teacher education program (2007)

Konza, D., Kiggins, J. M., Brown, G.

Based on Dewey's notion of experiential learning (1938), community service has long been recognised as a vehicle that builds awareness and appreciation of diversity, addresses social justice issues,...

Community Service: Including a social justice component in a teacher education program (2007)

Konza, D., Kiggins, J. M., Brown, G.

Based on Dewey's notion of experiential learning (1938), community service has long been recognised as a vehicle that builds awareness and appreciation of diversity, addresses social justice issues,...

Reply to ``Remarks on the simulation of Cl electrosorption on Ag(100) reported in Electrochimica Acta 50 (2005) 5518" (2006)

Rikvold, P. A., Wandlowski, Th., Hamad, I. Abou, Mitchell, S. J., Brown, G.

We reply to remarks by Lang and Horanyi on the meaning of the notion of "electrosorption valency" used in I. Abou Hamad et al., Electrochim. Acta 50 (2005) 5518. It is concluded that, contrary to the...

my sponsor-body over the last eight years. (2006)

Thotsaphon Thongjunthug, Supervisor Peter, G. Brown, Thotsaphon Thongjunthug

I would like to thank my supervisor Peter Brown for his time and devotion throughout this year. Without his useful suggestions (for both mathematics and English), this thesis certainly could not have...

Introduced earthworms in agricultural and reclaimed land: their ecology and influences on soil properties, plant production and other soil biota (2006)

Baker, G. H., Brown, G., Butt, K, Curry, J. P., Scullion, John

The most conspicuous biological invasions in terrestrial ecosystems have been by exotic plants, insects and vertebrates. Less conspicuous but possibly of equal importance are invasions by soil...

RIT Undergraduate Symposium 2004 (2005)

Esposito, A., Griggs, Allison, Gutterman, A., James, A., Ocon, A., George, Matt, ...

The Rochester Institute of Technology Undergraduate Symposium Showcases Scientific Research 2004. The Symposium recognizes the outstanding research of students in the Kate Gleason College of...

Cl electrosorption on Ag(100): Lateral interactions and electrosorption valency from comparison of Monte Carlo simulations with chronocoulometry experiments (2005)

Hamad, I. Abou, Mitchell, S. J., Wandlowski, Th., Rikvold, P. A., Brown, G.

We present Monte Carlo Simulations using an equilibrium lattice-gas model for the electrosorption of Cl on Ag(100) single-crystal surfaces. Fitting the simulated isotherms to chronocoulometry...

Finite-temperature Simulations for Magnetic Nanostructures (2005)

Novotny, M. A., Robb, D. T., Stinnett, S. M., Brown, G., Rikvold, P. A.

We examine different models and methods for studying finite-temperature magnetic hysteresis in nanoparticles and ultrathin films. This includes micromagnetic results for the hysteresis of a single...

Cuticular Hydrocarbons of Buffalo Fly, Haematobia exigua, and Chemotaxonomic Differentiation from Horn Fly, H.irritans (2005)

Urech, R., Brown, G., Moore, C., Green, P.

We determined the quantity and chemical composition of cuticular hydrocarbons of different strains, sex and age of buffalo flies, Haematobia exigua. The quantity of cuticular hydrocarbons increased...

A Combined Hardware-Software Architecture for Network Flow Analysis (2005)

S. Yusuf, W. Luk, M. Sloman, N. Dulay, E. C. Lupu, G. Brown

Abstract. It is increasingly difficult for network devices to keep pace with rapid developments in network data rate speeds. Many such devices are unable to match the OC-192 link speed. This paper...

Cuticular Hydrocarbons of Buffalo Fly, Haematobia exigua, and Chemotaxonomic Differentiation from Horn Fly, H.irritans (2005)

Urech, R., Brown, G., Moore, C., Green, P.

We determined the quantity and chemical composition of cuticular hydrocarbons of different strains, sex and age of buffalo flies, Haematobia exigua. The quantity of cuticular hydrocarbons increased...

Cuticular Hydrocarbons of Buffalo Fly, Haematobia exigua, and Chemotaxonomic Differentiation from Horn Fly, H.irritans (2005)

Urech, R., Brown, G., Moore, C., Green, P.

We determined the quantity and chemical composition of cuticular hydrocarbons of different strains, sex and age of buffalo flies, Haematobia exigua. The quantity of cuticular hydrocarbons increased...

What we can learn from the former workers of a Vietnamese state farm to understand privatised employment-based pension systems : engaging with critical realism? (2005)

Schraner, Ingrid, Moussa, M., Brown, G.

This paper first revisits the discussion between Tony Lawson and Sandra Harding in the journal Feminist Economics in light of the author’s own research into basic mechanisms of capitalist...

Specifying the ontology of natural necessity as non-reductive naturalism : critical realist debates on the relation between agency and society (2005)

Moussa, Margaret, Moussa, M., Brown, G.

Critical realism is underpinned by the ontology of natural necessity. This ontology cannot be derived from empirical fact. It is deduced, transcendentally, from the intelligibility of intentional...

Private pensions and the extension of the working age (2005)

Coates, Nick, Moussa, M., Brown, G.

The issue of retirement income provision and demographic aging is a crisis that looms large in the minds of policy makers and conventional economists across the OECD economies. The most recent...

Doubting the transcendental realist solution to the Humean problem of induction (2005)

Mariyani-Squire, Edward, Moussa, M., Brown, G.

In his book A Realist Theory of Science, Roy Bhaskar claims to have “resolved” the Humean problem of induction. This paper raises doubts about that claim. The paper outlines the Humean problem of...

Explanations of British industrial decline : a critical realist perspective (2005)

Nalson, Ian, Moussa, M., Brown, G.

The phenomenon of British industrial decline has attracted a massive range of analysis and explanatory argument. My intention here is to assess the explanatory power of several prominent explanations...

Reversal Modes of Simulated Iron Nanopillars in an Obliquely Oriented Field (2004)

Thompson, S. H., Brown, G., Rikvold, P. A.

Stochastic micromagnetic simulations are employed to study switching in three-dimensional magnetic nanopillars exposed to highly misaligned fields. The switching appears to proceed through two...

Determination of the basic timescale in kinetic Monte Carlo simulations by comparison with cyclic-voltammetry experiments (2004)

Hamad, I. Abou, Rikvold, P. A., Brown, G.

While kinetic Monte Carlo simulations can provide long-time simulations of the dynamics of physical and chemical systems, it is not yet possible in general to identify the inverse Monte Carlo attempt...

Projective Dynamics in Realistic Models of Nanomagnets (2004)

Thompson, S. H., Brown, G., Rikvold, P. A.

The free-energy extrema governing the magnetization-reversal process for a model of an iron nanopillar are investigated using the projective dynamics method. Since the time evolution of the model is...

A Self-directed Summative Examination in Problem-based Learning in Dentistry: a New Approach. (2004)

Bondemark, Lars, Knutsson, K, Brown, G

This paper describes and evaluates a new method of assessment in PBL, which was developed with two cohorts of dental students. The method involves students in PBL groups designing PBL problems and...

Investigating the network enabled conventional submarine: a summary of exploratory experimentation (2004)

Huf, S., Brown, G., Mansell, T., Manning, R., Arulampalam, S., Jones, M., ...

Maritime Operations Division, DSTO, has established a research and experimentation program to investigate futuristic network enabling of the Royal Australian Navy’s Collins Class submarines. Key...

An experiment to investigate the effects of linking an Army C2 system with an ANZAC combat system for naval gunfire support (2004)

Knight, A., Sutherland, S., Brown, G., Huf, S., Horseman, A., Sands, D., ...

Defence is integrating its information systems at the tactical, operational and strategic levels. The Defence Experimentation Board’s Concept Development and Experimentation Plan promotes...

Investigating the network enabled conventional submarine II: a summary of Australian simulation research (2004)

Manning, R., Huf, S., Brown, G., Arulampalam, S., Tynan, A., Mansell, T.

This paper reports on simulation studies conducted by Maritime Operations Division at Australia’s Defence Science and Technology Organisation (DSTO) to investigate network enabling of conventional...

Investigating the network enabled conventional submarine: a summary of exploratory experimentation (2004)

Huf, S., Brown, G., Mansell, T., Manning, R., Arulampalam, S., Jones, M., ...

Maritime Operations Division, DSTO, has established a research and experimentation program to investigate futuristic network enabling of the Royal Australian Navy’s Collins Class submarines. Key...

An experiment to investigate the effects of linking an Army C2 system with an ANZAC combat system for naval gunfire support (2004)

Knight, A., Sutherland, S., Brown, G., Huf, S., Horseman, A., Sands, D., ...

Defence is integrating its information systems at the tactical, operational and strategic levels. The Defence Experimentation Board’s Concept Development and Experimentation Plan promotes...

Investigating the network enabled conventional submarine II: a summary of Australian simulation research (2004)

Manning, R., Huf, S., Brown, G., Arulampalam, S., Tynan, A., Mansell, T.

This paper reports on simulation studies conducted by Maritime Operations Division at Australia’s Defence Science and Technology Organisation (DSTO) to investigate network enabling of conventional...

Investigating the network enabled conventional submarine: a summary of exploratory experimentation (2004)

Huf, S., Brown, G., Mansell, T., Manning, R., Arulampalam, S., Jones, M., ...

Maritime Operations Division, DSTO, has established a research and experimentation program to investigate futuristic network enabling of the Royal Australian Navy’s Collins Class submarines. Key...

An experiment to investigate the effects of linking an Army C2 system with an ANZAC combat system for naval gunfire support (2004)

Knight, A., Sutherland, S., Brown, G., Huf, S., Horseman, A., Sands, D., ...

Defence is integrating its information systems at the tactical, operational and strategic levels. The Defence Experimentation Board’s Concept Development and Experimentation Plan promotes...

Investigating the network enabled conventional submarine II: a summary of Australian simulation research (2004)

Manning, R., Huf, S., Brown, G., Arulampalam, S., Tynan, A., Mansell, T.

This paper reports on simulation studies conducted by Maritime Operations Division at Australia’s Defence Science and Technology Organisation (DSTO) to investigate network enabling of conventional...

Phase II study of irinotecan and 5-fluorouracil/leucovorin in patients with primary refractory or relapsed advanced oesophageal and gastric carcinoma (2004)

Assersohn, L., Brown, G., Cunningham, D., Ward, C., Oates, J., Waters, J. S., ...

Background: The purpose of this study was to assess the efficacy and toxicity of irinotecan and 5-fluorouracil (5-FU) in primary refractory or relapsed locally advanced or metastatic oesophagogastric...

Investigating the network enabled conventional submarine: a summary of exploratory experimentation (2004)

Huf, S., Brown, G., Mansell, T., Manning, R., Arulampalam, S., Jones, M., ...

Maritime Operations Division, DSTO, has established a research and experimentation program to investigate futuristic network enabling of the Royal Australian Navy’s Collins Class submarines. Key...

An experiment to investigate the effects of linking an Army C2 system with an ANZAC combat system for naval gunfire support (2004)

Knight, A., Sutherland, S., Brown, G., Huf, S., Horseman, A., Sands, D., ...

Defence is integrating its information systems at the tactical, operational and strategic levels. The Defence Experimentation Board’s Concept Development and Experimentation Plan promotes...

Investigating the network enabled conventional submarine II: a summary of Australian simulation research (2004)

Manning, R., Huf, S., Brown, G., Arulampalam, S., Tynan, A., Mansell, T.

This paper reports on simulation studies conducted by Maritime Operations Division at Australia’s Defence Science and Technology Organisation (DSTO) to investigate network enabling of conventional...

Angular Dependence of Switching Properties in Single Fe Nanopillars (2003)

Brown, G., Stinnett, S. M., Novotny, M. A., Rikvold, P. A.

The continued increase in areal densities in magnetic recording makes it crucial to understand magnetization reversal in nanoparticles. We present finite-temperature micromagnetic simulations of...

Finite-Temperature Micromagnetics of Hysterisis for Misaligned Single Iron Nanopillars (2003)

Novotny, M. A., Stinnett, S. M., Brown, G., Rikvold, P. A.

We present micromagnetic results for the hysterisis of a single magnetic nanopillar which is misaligned with respect to the applied magnetic field. We provide results for both a one dimensional stack...

Projective Dynamics Analysis of Magnetization Reversal (2003)

Brown, G., Novotny, M. A., Rikvold, P. A.

The computational Projective Dynamics method is used to analyze simulations of magnetization reversal in nanoscale magnetic pillars. It is shown that this method can be used to determine the...

Effect of Tail Docking in Awassi Lambs on Metabolizable Energy Requirements and Chemical Composition of Carcasses (2002)

Brown, G., Salman, E. D., Abodabos, A.

The effect of tail docking on metabolizable energy requirements and carcass characteristics was studied using 80 weaned entire Awassi male lambs. Docking was performed within 3 days of birth and...

The formation of ReS2 inorganic fullerene-like structures containing Re-4 parallelogram units and metal-metal bonds. (2002)

Coleman, K. S., Sloan, J., Hanson, N. A., Brown, G., Clancy, G. P., Terrones, M., ...

The encapsulation of ReOx within ReS2 inorganic fullerene-like cages is described for the first time. The encapsulate was prepared by the sulfidization of both hand-milled and ball-milled samples of...

The formation of ReS2 inorganic fullerene-like structures containing Re4 parallelogram units and metal-metal bonds. (2002)

Coleman, K. S., Sloan, J., Hanson, N. A., Brown, G., Clancy, G. P., Terrones, M., ...

The encapsulation of ReOx within ReS2 inorganic fullerene-like cages is described for the first time. The encapsulate was prepared by the sulfidization of both hand-milled and ball-milled samples of...

Effect of tail docking in Awassi lambs on metabolizable energy requirements and chemical composition of carcasses (2002)

Brown, G., Salman, E. D., Abodabos, A.

The effect of tail docking on metabolizable energy requirements and carcass characteristics was studied using 80 weaned entire Awassi male lambs. Docking was performed within 3 days of birth and...

Effect of tail docking in Awassi lambs on metabolizable energy requirements and chemical composition of carcasses (2002)

Al Jassim, RAM, Brown, G, Salman, ED, Abodabos, A

The effect of tail docking on metabolizable energy requirements and carcass characteristics was studied using 80 weaned entire Awassi male lambs. Docking was performed within 3 days of birth and...

Effect of tail docking in Awassi lambs on metabolizable energy requirements and chemical composition of carcasses (2002)

Brown, G., Salman, E. D., Abodabos, A.

The effect of tail docking on metabolizable energy requirements and carcass characteristics was studied using 80 weaned entire Awassi male lambs. Docking was performed within 3 days of birth and...

The Proximity Cryogenic System for the ATLAS Toroidal Magnets (2001)

Baynham, D Elwyn, Bradshaw, T, Brown, G, Cragg, D, Crook, M, Haug, F, ...

ATLAS is a very high-energy detector for the Large Hadron Collider (LHC) at CERN. The superconducting magnet used to provide the required magnetic field consists of four sub-systems: a central...

The Proximity Cryogenic System for the ATLAS Toroidal Magnets (2001)

Baynham, D Elwyn, Bradshaw, T, Brown, G, Cragg, D, Crook, M, Haug, F, ...

ATLAS is a very high-energy detector for the Large Hadron Collider (LHC) at CERN. The superconducting magnet used to provide the required magnetic field consists of four sub-systems: a central...

Bistratene A induces a microtubule-dependent block in cytokinesis and altered stathmin expression in HL60 cells (1999)

Johnson, W. E. B., Watters, D. J., Suniara, R. K., Brown, G., Bunce, C. M.

Bistratene A is a cyclic polyether which affects cell cycle progression and can induce phosphorylation of cellular proteins. Treatment of HL60 cells with 100 ng/ml bistratene A was found to inhibit...

Bistratene A induces a microtubule-dependent block in cytokinesis and altered stathmin expression in HL60 cells (1999)

Johnson, W. E. B., Watters, D. J., Suniara, R. K., Brown, G., Bunce, C. M.

Bistratene A is a cyclic polyether which affects cell cycle progression and can induce phosphorylation of cellular proteins. Treatment of HL60 cells with 100 ng/ml bistratene A was found to inhibit...

Evolution of speckle during spinodal decomposition (1999)

Grant, M., Brown, G., Rikvold, P. A., Sutton, M.

Time-dependent properties of the speckled intensity patterns created by scattering coherent radiation from materials undergoing spinodal decomposition are investigated by numerical integration of the...

Computer Simulations of Thermal Switching in Small-grain Ferromagnets (1998)

Novotny, M. A., Brown, G., Rikvold, P. A.

We present Monte Carlo and Langevin micromagnetic calculations to investigate thermal switching of single-domain ferromagnetic particles. For the Monte Carlo study we place particular emphasis on the...

Hard Simulation Problems in the Modeling of Magnetic Materials: Parallelization and Langevin Micromagnetics (1998)

Korniss, G., Brown, G., Novotny, M. A., Rikvold, P. A.

We present recent results on two attempts at understanding and utilizing large-scale simulations of magnetic materials. In the first study we consider massively parallel implementations on a Cray T3E...

Universality and Scaling for the Structure Factor in Dynamic Order-Disorder Transitions (1998)

Grant, M., Brown, G., Rikvold, P.A.

The universal form for the average scattering intensity from systems undergoing order-disorder transitions is found by numerical integration of the Langevin dynamics. The result is nearly identical...

Coordination of Actinides in Silicate Melts (1997)

Farges, F., Brown, G., Wu, Z.

The structural environments around Th(IV) and U(VI) at concentrations ranging from 90 ppm to 7 wt.% were investigated in glasses and melts of Na di- and trisilicate compositions between 293 and 1550...

Oxidation State, Local Structure, and Ab-Initio XAFS Modeling of Chromium in Contaminated Soils and Model Compounds (1997)

Peterson, M., Brown, G., Parks, G.

We have used XAFS spectroscopy, combined with the ab-initio multiple scattering code FEFF 7, to model the structures of Cr compounds and Cr sorption complexes and precipitated phases on soils...

XAFS Determination of As(V) Associated with Fe(III) Oxyhydroxides in Weathered Mine Tailings and Contaminated Soil from California, U.S.A. (1997)

Foster, A., Brown, G., Parks, G., Tingle, T., Voigt, D., Brantley, S.

The speciation of Arsenic (As) in soils and natural waters is critical in determining its environmental fate. As(III) is the most mobile and toxic of the inorganic arsenic species, but is readily...

XAFS Studies of Pb(II)-Chloro and Hg(II)-Chloro Ternary Complexes on Goethite (1997)

Bargar, J., Persson, P., Brown, G.

EXAFS spectroscopy was used to study Pb(II) and Hg(II) adsorption complexes on goethite (α-FeOOH) in the presence of Cl-. At pH 7, the dominant Pb(II) species are bonded to edges of FeO6...

XAFS Study of Cu(II) at the Water-Goethite (α-FeOOH) Interface (1997)

Bochatay, L., Persson, P., Lövgren, L., Brown, G.

Cu(II) complexation at the water-goethite (α-FeOOH) interface was studied by XAFS, potentiometry, and sorption experiments. Thermodynamic data indicate that the initial Cu(II) sorption is not...

Coordination of Actinides in Silicate Melts (1997)

Farges, F., Brown, G., Wu, Z.

The structural environments around Th(IV) and U(VI) at concentrations ranging from 90 ppm to 7 wt.% were investigated in glasses and melts of Na di- and trisilicate compositions between 293 and 1550...

Oxidation State, Local Structure, and Ab-Initio XAFS Modeling of Chromium in Contaminated Soils and Model Compounds (1997)

Peterson, M., Brown, G., Parks, G.

We have used XAFS spectroscopy, combined with the ab-initio multiple scattering code FEFF 7, to model the structures of Cr compounds and Cr sorption complexes and precipitated phases on soils...

XAFS Determination of As(V) Associated with Fe(III) Oxyhydroxides in Weathered Mine Tailings and Contaminated Soil from California, U.S.A. (1997)

Foster, A., Brown, G., Parks, G., Tingle, T., Voigt, D., Brantley, S.

The speciation of Arsenic (As) in soils and natural waters is critical in determining its environmental fate. As(III) is the most mobile and toxic of the inorganic arsenic species, but is readily...

XAFS Studies of Pb(II)-Chloro and Hg(II)-Chloro Ternary Complexes on Goethite (1997)

Bargar, J., Persson, P., Brown, G.

EXAFS spectroscopy was used to study Pb(II) and Hg(II) adsorption complexes on goethite (α-FeOOH) in the presence of Cl-. At pH 7, the dominant Pb(II) species are bonded to edges of FeO6...

XAFS Study of Cu(II) at the Water-Goethite (α-FeOOH) Interface (1997)

Bochatay, L., Persson, P., Lövgren, L., Brown, G.

Cu(II) complexation at the water-goethite (α-FeOOH) interface was studied by XAFS, potentiometry, and sorption experiments. Thermodynamic data indicate that the initial Cu(II) sorption is not...

Coordination of Actinides in Silicate Melts (1997)

Farges, F., Brown, G., Wu, Z.

The structural environments around Th(IV) and U(VI) at concentrations ranging from 90 ppm to 7 wt.% were investigated in glasses and melts of Na di- and trisilicate compositions between 293 and 1550...

Oxidation State, Local Structure, and Ab-Initio XAFS Modeling of Chromium in Contaminated Soils and Model Compounds (1997)

Peterson, M., Brown, G., Parks, G.

We have used XAFS spectroscopy, combined with the ab-initio multiple scattering code FEFF 7, to model the structures of Cr compounds and Cr sorption complexes and precipitated phases on soils...

XAFS Determination of As(V) Associated with Fe(III) Oxyhydroxides in Weathered Mine Tailings and Contaminated Soil from California, U.S.A. (1997)

Foster, A., Brown, G., Parks, G., Tingle, T., Voigt, D., Brantley, S.

The speciation of Arsenic (As) in soils and natural waters is critical in determining its environmental fate. As(III) is the most mobile and toxic of the inorganic arsenic species, but is readily...

XAFS Studies of Pb(II)-Chloro and Hg(II)-Chloro Ternary Complexes on Goethite (1997)

Bargar, J., Persson, P., Brown, G.

EXAFS spectroscopy was used to study Pb(II) and Hg(II) adsorption complexes on goethite (α-FeOOH) in the presence of Cl-. At pH 7, the dominant Pb(II) species are bonded to edges of FeO6...

XAFS Study of Cu(II) at the Water-Goethite (α-FeOOH) Interface (1997)

Bochatay, L., Persson, P., Lövgren, L., Brown, G.

Cu(II) complexation at the water-goethite (α-FeOOH) interface was studied by XAFS, potentiometry, and sorption experiments. Thermodynamic data indicate that the initial Cu(II) sorption is not...

Speckle from phase ordering systems (1997)

Grant, M., Brown, G., Rikvold, P. A., Sutton, M.

The statistical properties of coherent radiation scattered from phase-ordering materials are studied in detail using large-scale computer simulations and analytic arguments. Specifically, we consider...

Deficiency of the human mitochondrial transcription factor h-mtTFA in infantile mitochondrial myopathy is associated with mtDNA depletion (1994)

Poulton, J., Morten, K., Freeman-Emmerson, C., Potter, C., Sewry, C., Dubowitz, V., ...

Recent studies show that patients presenting with cytochrome oxidase (COX) deficiency in infancy may have reduced mitochondrial DNA (mtDNA) in muscle. The human mitochondrial transcription factor A...

PROGRESS REPORT ON SYNCHROTRON RADIATION ANGIOGRAPHY ON HUMAN SUBJECTS (1987)

Rubenstein, E., Brown, G., Giacomini, J., Gordon, H., Hofstadter, R., Kernoff, R., ...

Synchrotron radiation has been used as the illuminating source for imaging the coronary artery circulation of human subjects. Iodine-containing contrast agent is introduced into the venous side of...

PROGRESS REPORT ON SYNCHROTRON RADIATION ANGIOGRAPHY ON HUMAN SUBJECTS (1987)

Rubenstein, E., Brown, G., Giacomini, J., Gordon, H., Hofstadter, R., Kernoff, R., ...

Synchrotron radiation has been used as the illuminating source for imaging the coronary artery circulation of human subjects. Iodine-containing contrast agent is introduced into the venous side of...

PROGRESS REPORT ON SYNCHROTRON RADIATION ANGIOGRAPHY ON HUMAN SUBJECTS (1987)

Rubenstein, E., Brown, G., Giacomini, J., Gordon, H., Hofstadter, R., Kernoff, R., ...

Synchrotron radiation has been used as the illuminating source for imaging the coronary artery circulation of human subjects. Iodine-containing contrast agent is introduced into the venous side of...

ELECTRONIC STRUCTURE FROM X-RAY K-EDGES IN ZnS:Fe AND CuFeS2 (1986)

Sainctavit, Ph., Calas, G., Petiau, J., Karnatak, R., Esteva, J., Brown, G.

Information about the electronic structures of natural ZnS:Fe (zinc-blende) and CuFeS2 (chalcopyrite) has been obtained from K-edge absorption structure of Zn, Fe, Cu and S. The features in the edges...

EXAFS AND NEXAFS STUDIES OF CATION ENVIRONMENTS IN OXIDE GLASSES (1986)

Brown, G., Waychunas, G., Ponader, C., Jackson, W., Mckeown, D.

X-ray absorption spectroscopic studies of cation environments in oxide glasses are selectively reviewed. New results are presented on K and Yb environments in silicate glasses and on Fe in silicate...

NEAR-EDGE STRUCTURE OF OXYGEN IN INORGANIC OXIDES : EFFECT OF LOCAL GEOMETRY AND CATION TYPE (1986)

Brown, G., Waychunas, G., Stohr, J., Sette, F.

NEXAFS measurements at the oxygen K-edge have been carried out on a variety of crystalline oxide samples to examine the effects of differences in local coordination environment of oxygen on near-edge...

Scanning fluorometer for the rapid assessment of pyridine nucleotide and flavoprotein fluorescence changes in tissues in vivo (1986)

Paddle, B.M., Brown, G., Vincent, P.

This paper describes a scanning fluorometer which produces images in real time of the distribution of pyridine nucleotide or flavoprotein fluorescence at the surface of tissues in vivo. The basic...

ELECTRONIC STRUCTURE FROM X-RAY K-EDGES IN ZnS:Fe AND CuFeS2 (1986)

Sainctavit, Ph., Calas, G., Petiau, J., Karnatak, R., Esteva, J., Brown, G.

Information about the electronic structures of natural ZnS:Fe (zinc-blende) and CuFeS2 (chalcopyrite) has been obtained from K-edge absorption structure of Zn, Fe, Cu and S. The features in the edges...

EXAFS AND NEXAFS STUDIES OF CATION ENVIRONMENTS IN OXIDE GLASSES (1986)

Brown, G., Waychunas, G., Ponader, C., Jackson, W., Mckeown, D.

X-ray absorption spectroscopic studies of cation environments in oxide glasses are selectively reviewed. New results are presented on K and Yb environments in silicate glasses and on Fe in silicate...

NEAR-EDGE STRUCTURE OF OXYGEN IN INORGANIC OXIDES : EFFECT OF LOCAL GEOMETRY AND CATION TYPE (1986)

Brown, G., Waychunas, G., Stohr, J., Sette, F.

NEXAFS measurements at the oxygen K-edge have been carried out on a variety of crystalline oxide samples to examine the effects of differences in local coordination environment of oxygen on near-edge...

ELECTRONIC STRUCTURE FROM X-RAY K-EDGES IN ZnS:Fe AND CuFeS2 (1986)

Sainctavit, Ph., Calas, G., Petiau, J., Karnatak, R., Esteva, J., Brown, G.

Information about the electronic structures of natural ZnS:Fe (zinc-blende) and CuFeS2 (chalcopyrite) has been obtained from K-edge absorption structure of Zn, Fe, Cu and S. The features in the edges...

EXAFS AND NEXAFS STUDIES OF CATION ENVIRONMENTS IN OXIDE GLASSES (1986)

Brown, G., Waychunas, G., Ponader, C., Jackson, W., Mckeown, D.

X-ray absorption spectroscopic studies of cation environments in oxide glasses are selectively reviewed. New results are presented on K and Yb environments in silicate glasses and on Fe in silicate...

NEAR-EDGE STRUCTURE OF OXYGEN IN INORGANIC OXIDES : EFFECT OF LOCAL GEOMETRY AND CATION TYPE (1986)

Brown, G., Waychunas, G., Stohr, J., Sette, F.

NEXAFS measurements at the oxygen K-edge have been carried out on a variety of crystalline oxide samples to examine the effects of differences in local coordination environment of oxygen on near-edge...

Scanning fluorometer for the rapid assessment of pyridine nucleotide and flavoprotein fluorescence changes in tissues in vivo (1986)

Paddle, B.M., Brown, G., Vincent, P.

This paper describes a scanning fluorometer which produces images in real time of the distribution of pyridine nucleotide or flavoprotein fluorescence at the surface of tissues in vivo. The basic...

Scanning fluorometer for the rapid assessment of pyridine nucleotide and flavoprotein fluorescence changes in tissues in vivo (1986)

Paddle, B.M., Brown, G., Vincent, P.

This paper describes a scanning fluorometer which produces images in real time of the distribution of pyridine nucleotide or flavoprotein fluorescence at the surface of tissues in vivo. The basic...

Scanning fluorometer for the rapid assessment of pyridine nucleotide and flavoprotein fluorescence changes in tissues in vivo (1986)

Paddle, B.M., Brown, G., Vincent, P.

This paper describes a scanning fluorometer which produces images in real time of the distribution of pyridine nucleotide or flavoprotein fluorescence at the surface of tissues in vivo. The basic...

NONLINEAR EFFECTS AND COLLECTIVE EXCITATIONS (1984)

Brown, G.

Whereas many-body theory in general is often discussed in terms of linear response theory, it is shown that in calculating the compressibility, etc., we are used to using nonlinear terms ; indeed,...

NONLINEAR EFFECTS AND COLLECTIVE EXCITATIONS (1984)

Brown, G.

Whereas many-body theory in general is often discussed in terms of linear response theory, it is shown that in calculating the compressibility, etc., we are used to using nonlinear terms ; indeed,...

NONLINEAR EFFECTS AND COLLECTIVE EXCITATIONS (1984)

Brown, G.

Whereas many-body theory in general is often discussed in terms of linear response theory, it is shown that in calculating the compressibility, etc., we are used to using nonlinear terms ; indeed,...

Efficacy of Antimicrobial Treatments and Vaccination Regimens for Control of Porcine Reproductive and Respiratory Syndrome Virus and Streptococcus suis Coinfection of Nursery Pigs

Halbur, P., Thanawongnuwech, R., Brown, G., Kinyon, J., Roth, J., Thacker, E., ...

Seventy-six, crossbred, porcine reproductive and respiratory syndrome virus (PRRSV)-free pigs were weaned at 12 days of age and randomly assigned to seven groups of 10 to 11 pigs each. Pigs in group...

Palindrome resolution and recombination in the mammalian germ line.

Akgün, E, Zahn, J, Baumes, S, Brown, G, Liang, F, Romanienko, P J, ...

Genetic instability is promoted by unusual sequence arrangements and DNA structures. Hairpin DNA structures can form from palindromes and from triplet repeats, and they are also intermediates in...

Binding and accumulation of hemin in Porphyromonas gingivalis are induced by hemin.

Genco, C A, Odusanya, B M, Brown, G

Although hemin is an essential nutrient for the black-pigmented oral bacterium Porphyromonas gingivalis, the mechanisms involved in hemin binding and uptake are poorly defined. In this study, we have...

Stathmin is expressed by the proliferating hepatocytes during liver regeneration

Rowlands, D C, Harrison, R F, Jones, N A, Williams, A, Hubscher, S G, Brown, G

Aim—To determine the liver cell populations that express the phylogenetically conserved cytosolic protein stathmin during liver regeneration.

Transferrin receptors in human tissues: their distribution and possible clinical relevance.

Gatter, K C, Brown, G, Trowbridge, I S, Woolston, R E, Mason, D Y

The distribution of transferrin receptors (TR) has been studied in a range of normal and malignant tissues using four monoclonal antibodies, BK19.9, B3/25, T56/14 and T58/1. In normal tissues TR was...

Widespread distribution in human tissues of an antigenic determinant of granulocytes.

Howie, A J, Brown, G, Fisher, A G, Khan, M

The monoclonal antibodies AGF4 .48 and AGF4 .36 have previously been shown to distinguish human granulocyte lineage cells from other peripheral blood and bone marrow cells. The AGF4 .48 antigen,...

Effect of neuraminidase on the expression of the 3-fucosyl-N-acetyllactosamine antigen in human tissues.

Howie, A J, Brown, G

The monoclonal antibody AGF4.48 detects the 3-fucosyl-N-acetyllactosamine carbohydrate structure and reacts with a variety of human tissues, as shown by an immunoperoxidase method on paraffin...

Presence of 3-fucosyl-N-acetyllactosamine shown by monoclonal antibody AGF 4.48 in Reed-Sternberg cells.

Crocker, J, Skilbeck, N, Brown, G, Bunce, C

A series of 50 specimens of Hodgkin's disease and 10 of reactive follicular hyperplasia were examined by means of indirect immunoperoxidase staining with a monoclonal antibody AGF 4.48: this is known...

Comparison of the levels of inositol metabolites in transformed haemopoietic cells and their normal counterparts.

Bunce, C M, French, P J, Allen, P, Mountford, J C, Moor, B, Greaves, M F, ...

We have compared the levels of inositol metabolites in three pairs of normal and transformed cells which have been matched with respect to their cell lineage, differentiation and proliferation...

Expression of epithelial membrane and 3-fucosyl-N-acetyllactosamine antigens in cervix uteri with particular reference to adenocarcinoma in situ.

Rollason, T P, Byrne, P, Williams, A, Brown, G

The staining patterns obtained with antiepithelial membrane antigen (anti-EMA) and the monoclonal antibody to 3-fucosyl-N-acetyllactosamine (AGF 4:48) in the uterine cervix in intraepithelial and...

Up-regulation of steroid sulphatase activity in HL60 promyelocytic cells by retinoids and 1alpha,25-dihydroxyvitamin D3.

Hughes, P J, Twist, L E, Durham, J, Choudhry, M A, Drayson, M, Chandraratna, R, ...

HL60 promyeloid cells express both classes of oestrogen receptor (ERalpha and ERbeta). We show that hydrolysis of oestrone sulphate by steroid sulphatase is a major source of oestrone in HL60 cells,...

Rural background and clinical rural rotations during medical training: effect on practice location

Easterbrook, M, Godwin, M, Wilson, R, Hodgetts, G, Brown, G, Pong, R, ...

BACKGROUND: Providing health care services in rural communities in Canada remains a challenge. What affects a family medicine resident's decision concerning practice location? Does the resident's...

Serum-mediated depression of neutrophil chemiluminescence following blunt trauma.

Lanser, M E, Mao, P, Brown, G, Coleman, B, Siegel, J H

To investigate one possible mechanism responsible for decreased neutrophil bactericidal activity following trauma, the chemiluminescence response of normal neutrophils was measured following...

Diode laser photocoagulation for retinopathy of prematurity.

Tsitsis, T, Tasman, W, McNamara, J A, Brown, G, Vander, J

OBJECTIVE: The purpose of this study was to determine the effectiveness of laser photocoagulation in eyes with threshold retinopathy of prematurity (ROP), defined as stage 3+, zone 2, with 5 or more...

Parental influences on children's eating behavior and relative weight.

Klesges, R C, Coates, T J, Brown, G, Sturgeon-Tillisch, J, Moldenhauer-Klesges, L M, Holzer, B, ...

We investigated the relationship between selected parent behaviors, child mealtime behavior, and infant relative weight. Subjects were 7 male and 7 female children varying in age from 12 to 30 months...

Lead and Zinc Poisoning and the Interaction Between Pb and Zn Poisoning in the Foal

Willoughby, R. A., MacDonald, E., McSherry, B. J., Brown, G.

Groups of young growing horses were fed toxic amounts of lead only, zinc only and the same amounts of lead and zinc together. Those fed Pb only developed pharyngeal and laryngeal paralysis...

Timer: a new objective measure of consultation content and its application to computer assisted consultations.

Pringle, M, Robins, S, Brown, G

As part of the research into the effect in the consultation of the use of a computer to prompt opportunistic preventive care a valid, objective, and practical measure of the consultation process was...

Topic analysis: an objective measure of the consultation and its application to computer assisted consultations.

Pringle, M, Robins, S, Brown, G

A simple method has been developed to classify the verbal interaction during medical consultations in terms of the relative proportions of medical and social content and the initiator of...

Computer assisted screening: effect on the patient and his consultation.

Pringle, M, Robins, S, Brown, G

The initial impact of computer assisted preventive screening in general practice consultations has been monitored. The technology has not been found stressful by patients, and the power of the...

Assessing the consultation: methods of observing trainees in general practice.

Pringle, M, Robins, S, Brown, G

We compared two different methods of observing trainees at work in general practice: the traditional one of a senior or training general practitioner sitting in during selected surgeries and the more...

Assessing the consultation: method for measuring changes in patient stress and arousal.

Pringle, M, Robins, S, Brown, G

A method has been developed to assess anxiety levels in terms of stress and arousal in patients before and after a consultation with a general practitioner. The MACL self report mood scale has been...

Computers in the surgery. The patient's view.

Pringle, M, Robins, S, Brown, G

A postal survey sent to 350 patients from two rural practices confirmed that an appreciable minority of patients (17%) were opposed to doctors using computers. The questionnaire distributed had been...

Control of human B-lymphocyte replication. I. Characterization of novel activation states that precede the entry of G0 B cells into cycle.

Walker, L, Guy, G, Brown, G, Rowe, M, Milner, A E, Gordon, J

Tonsillar B lymphocytes of a particularly high buoyant density were prepared essentially free of contaminating monocytes and T cells. When exposed to anti-immunoglobulin, such cells initiated the...

Control of human B-lymphocyte replication. II. Transforming Epstein-Barr virus exploits three distinct viral signals to undermine three separate control points in B-cell growth.

Gordon, J, Walker, L, Guy, G, Brown, G, Rowe, M, Rickinson, A

Highly purified resting (Go) B lymphocytes were monitored for their response to transforming Epstein-Barr virus (B95-8 strain), to a non-transforming mutant (P3HR-1) containing a deletion in the...

Immunosuppression in BALB/c mice bearing the plasmacytoma TEPC-183: massive increase in red pulp macrophages induced by the tumour.

Joshua, D E, Humphrey, J H, Grennan, D, Brown, G

An increase was found in total macrophage numbers in the spleens of BALB/c mice bearing the plasmacytoma TEPC-183 compared with controls. The increase was shown to be confined to red pulp macrophage;...

No impairment of local intestinal immune response to keyhole limpet haemocyanin in the absence of Peyer's patches.

Hamilton, S R, Keren, D F, Yardley, J H, Brown, G

The role of Peyer's patches in the local intestinal and serum antibody responses to keyhole limpet haemocyanin (KLH) was studied in rabbits with chronically isolated ileal loops. Four weekly doses of...

Mechanisms of depressed delayed-type hypersensitivity in rheumatoid arthritis: the role of protein energy malnutrition.

Emery, P, Panayi, G, Symmons, D, Brown, G

The presence of anergy and its relationship to malnutrition was investigated in patients with rheumatoid arthritis (RA) and in controls. A generalised reduction in delayed cutaneous hypersensitivity...

Dilated cardiomyopathy due to type II X-linked 3-methylglutaconic aciduria: successful treatment with pantothenic acid.

Ostman-Smith, I, Brown, G, Johnson, A, Land, J M

A case of dilated cardiomyopathy in a young boy secondary to type II 3-methylglutaconic aciduria is described. A metabolic cause for his dilated cardiomyopathy was suspected because of the...

Accuracy of visible retinal emboli for the detection of cardioembolic lesions requiring anticoagulation or cardiac surgery

Sharma, S., Brown, G., Cruess, A.

AIM—To determine the accuracy of visible retinal emboli as a diagnostic "test" for the likelihood of receiving anticoagulation or cardiac surgery based on the results of transthoracic...

Utility values associated with blindness in an adult population

Brown, M., Brown, G., Sharma, S., Kistler, J., Brown, H.

AIM—To ascertain utility values associated with varying degrees of legal blindness.
METHODS—A cross sectional study on three group of patients. There were: (1) 15 patients with complete...

Studies of human myeloid antigens using monoclonal antibodies and variant lines from the promyeloid cell line HL60.

Fisher, A G, Bunce, C M, Toksoz, D, Stone, P C, Brown, G

Monoclonal antibodies were produced using mice immunized with the human promyeloid cell line HL60. Two antibodies are described which identify antigens selectively expressed by myeloid cells. Studies...

Aberrations in lymphocyte subpopulations and function during psychological stress.

Dorian, B, Garfinkel, P, Brown, G, Shore, A, Gladman, D, Keystone, E

Eight trainees in psychiatry taking their final oral fellowship examinations were compared with 16 controls to determine the effect of stress on their immune system. Two measures of stress were...

A morphometric study of arterial intimal thickening in kidneys of dialyzed patients.

Nishi, T., Bond, C., Brown, G., Solez, K., Heptinstall, R. H.

Arterial intimal thickening is common in the end-stage kidneys of patients maintained on hemodialysis. We measured the intimal thickening in patients dialyzed for varying periods and in patients with...

Does a third year of emergency medicine training make a difference? Historical cohort study of Queen's University graduates.

Casson, I., Godwin, M., Brown, G., Birenbaum, A., Dhalla, M.

OBJECTIVE: To describe outcomes of a third-year residency (PGY-3) program in family medicine/emergency medicine in terms of its graduates' practice characteristics and their self-assessed...

Apolipoprotein B detected in the plasma of a patient with homozygous hypobetalipoproteinaemia: implications for aetiology.

Berger, G M, Brown, G, Henderson, H E, Bonnici, F

A hypobetalipoproteinaemic kindred is described in which the proband manifested the clinical and biochemical features of the homozygous state. Unlike the apparent complete absence of apolipoprotein B...

What's the point of ST elevation?

Carley, S, Gamon, R, Driscoll, P, Brown, G, Wallman, P

Objective: The magnitude of ST elevation is a key piece of information in the decision to thrombolyse in acute myocardial infarction. The ability of clinicians to reliably identify ST elevation has...

Clinical probability scoring and pulmonary embolism

Brown, G., Hogg, K.

Report by Ged Brown, Specialist Registrar 
Checked by Kerstin Hogg, Clinical Research Fellow

Combining clinical probability and ventilation-perfusion scan for diagnosis of pulmonary embolism

Hogg, K., Brown, G.

Kerstin Hogg, Clinical Research Fellow 
Ged Brown, Specialist Registrar

The critical region of overlap defining the AZFa male infertility interval of proximal Yq contains three transcribed sequences

Sargent, C., Boucher, C., Kirsch, S., Brown, G., Weiss, B., Trundley, A., ...

The position of deletion breakpoints in a series of four AZFa male infertility patients has been refined using new markers derived from BAC clone DNA sequence covering the AZFa male infertility...

Saving Rhinos.

Brown, G, Layton, D

We develop a model which is intended to accurately portray the behavior of the key players in this drama centering on the survival of the black rhinos and we estimate the optimal prices and...

Saving Rhinos.

Brown, G, Layton, D

We develop a model which is intended to accurately portray the behavior of the key players in this drama centering on the survival of the black rhinos and we estimate the optimal prices and...

Mature bone metaplasia in abdominal wall scar

Daoud, R, Watkins, M, Brown, G, Carr, N

A 58-year-old man who had had three laparotomies for gastric surgery, developed a painful mass in the abdominal wall scar. Radiology confirmed bone formation in the scar. The bone was excised and the...

Continuous infusion of methylene blue for septic shock.

Brown, G., Frankl, D., Phang, T.

Nitric oxide has been determined to be a potential mediator of the haemodynamic changes associated with sepsis. The haemodynamic eects of nitric oxide can be partially antagonised by methylene blue,...

A qualitative study of paramedics' attitudes to providing prehospital thrombolysis

Price, L, Keeling, P, Brown, G, Hughes, D, Barton, A

Method: In-depth interviews with 20 paramedics were recorded and transcribed and analysed for emergent themes using the constant comparative method.

Autism and developmental abnormalities in children with perinatal cocaine exposure.

Davis, E., Fennoy, I., Laraque, D., Kanem, N., Brown, G., Mitchell, J.

Cocaine in all forms is the number one illicit drug of choice among pregnant women. Records of 70 children with cocaine exposure in utero who were referred for developmental evaluation at a large...

Defective erythropoiesis in primary myelofibrosis associated with a chromosome 11 abnormality.

Patton, W. N., Bunce, C. M., Larkins, S., Brown, G.

A case of primary myelofibrosis was identified with a previously unreported complex karyotype with two abnormal clones in addition to a proportion of normal cells: 46,XY,-2,-11, + der(2)t(2;11)...

Near neighbour analysis of variant cell lines derived from the promyeloid cell line HL60.

Bunce, C. M., Lord, J. M., Wong, A. K., Brown, G.

The human promyeloid cell line H60 can be induced to differentiate towards either neutrophils or monocytes. Variant cell lines, derived from HL60, which show reduced capacities for neutrophil and...

Preoperative computed tomography staging of nonmetastatic colon cancer predicts outcome: implications for clinical trials

Smith, N J, Bees, N, Barbachano, Y, Norman, A R, Swift, R I, Brown, G

Colon cancer patients routinely undergo preoperative computed tomography (CT) scanning, but local staging is thought to be inaccurate. We aimed to determine if clinical outcome could be predicted...

MRI directed multidisciplinary team preoperative treatment strategy: the way to eliminate positive circumferential margins?

Burton, S, Brown, G, Daniels, I R, Norman, A R, Mason, B, Cunningham, D

Histopathological audit of positive circumferential resection margins (CRMs) can be used as a surrogate measure of the success of rectal cancer treatment. We audited CRM involvement in rectal cancer...

Antagonists of retinoic acid receptors (RARs) are potent growth inhibitors of prostate carcinoma cells

Hammond, L A, Krinks, C H Van, Durham, J, Tomkins, S E, Burnett, R D, Jones, E L, ...

Novel synthetic antagonists of retinoic acid receptors (RARs) have been developed. To avoid interference by serum retinoids when testing these compounds, we established serum-free grown sub-lines (>3...

Rapid access multidisciplinary lymph node diagnostic clinic: analysis of 550 patients

Chau, I, Kelleher, M T, Cunningham, D, Norman, A R, Wotherspoon, A, Trott, P, ...

Lymphadenopathy is common, affecting patients of all ages. The current referral pattern for investigating patients with lymphadenopathy varies widely with no universally practised pathway. Our...