Mishra, V., Boyd, G., Graser, S., Maier, T., Hirschfeld, P. J., Scalapino, D. J.
We show, using a simple model, how ordinary disorder can gap an extended-$s$ ($A_{1g}$) symmetry superconducting state with nodes. The concommitant crossover of thermodynamic properties, particularly...
M. Moore, C. Rizos, J. Wang, G. Boyd, K. Mathews, W. Williams, ...
(UAV)
The University of New South Wales has been conducting (2008)
B. Sc. In, Michael Moore, Chris Rizos, Jinling Wang, G. Boyd, K. Mathews, ...
South Wales (UNSW) as a PhD student in March 1999. His research interests include attitude determination with a multi-antenna GPS arrays, Kalman filtering, and the associated time series analysis...
Obtaining employee commitment to living the brand of the organisation (2006)
Boyd, G., Sutherland, Margaret
In the competitive business environment, brand management is viewed as a critical success factor. The importance of building a brand-centric organisation in which employees are ambassadors for the...
Obtaining employee commitment to living the brand of the organisation (2006)
Boyd, G., Sutherland, Margaret
In the competitive business environment, brand management is viewed as a critical success factor. The importance of building a brand-centric organisation in which employees are ambassadors for the...
Real-time kinematic tracking of towed AEM birds (2006)
Vrbancich, J., Kratzer, T., Boyd, G., Matthews, K.
The interpretation of helicopter-AEM data often assumes that the towed bird maintains a fixed attitude and fixed vertical-horizontal offsets relative to the helicopter. These limitations prevent the...
Real-time kinematic tracking of towed AEM birds (2006)
Vrbancich, J., Kratzer, T., Boyd, G., Matthews, K.
The interpretation of helicopter-AEM data often assumes that the towed bird maintains a fixed attitude and fixed vertical-horizontal offsets relative to the helicopter. These limitations prevent the...
Real-time kinematic tracking of towed AEM birds (2006)
Vrbancich, J., Kratzer, T., Boyd, G., Matthews, K.
The interpretation of helicopter-AEM data often assumes that the towed bird maintains a fixed attitude and fixed vertical-horizontal offsets relative to the helicopter. These limitations prevent the...
Real-time kinematic tracking of towed AEM birds (2006)
Vrbancich, J., Kratzer, T., Boyd, G., Matthews, K.
The interpretation of helicopter-AEM data often assumes that the towed bird maintains a fixed attitude and fixed vertical-horizontal offsets relative to the helicopter. These limitations prevent the...
ANALYSIS OF RADIATION-INDUCED COUPLING EFFECTS BETWEEN INTEGRATED CIRCUIT ELEMENTS. (2005)
Frankovsky,F., Protschka,H., Boyd,G., Boczar,P.
The report describes the investigation of the dielectric isolation of an integrated circuit while under electron irradiation by studying the two primary effects of induced transient conductivity and...
A Measurement of Lorentz Angle and Spatial Resolution of Radiation Hard Silicon Pixel Sensors (2003)
Gorelov, I, Gorfine, G W, Hoeferkamp, M, Seidel, S C, Ciocio, A, Einsweiler, Kevin F, ...
Silicon pixel sensors developed by the ATLAS collaboration to meet LHC requirements and to withstand hadronic irradiation to fluences of up to $10^{15} n_eq/cm^{2}$ have been evaluated using a test...
Status of the CLEO III silicon tracker (2003)
Von Toerne, E., Alam, M. S., Alexander, J. P., Anastassov, A., Arndte, K., Bean, A., ...
The CLEO-III silicon vertex detector is a 4-layer device with double-sided silicon sensors arranged in a barrel design, covering 93% of the solid angle. After initially meeting its design goals of...
M. Moore, C. Rizos, J. Wang, G. Boyd, K. Mathews, W. Williams, ...
Issues concerning the implementation of a low cost attitude solution for an unmanned airborne vehicle
Light Hadron Spectrum and Quark Masses from Quenched Lattice QCD (2002)
Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We present details of simulations for the light hadron spectrum in quenched QCD carried out on the CP-PACS parallel computer. Simulations are made with the Wilson quark action and the plaquette gauge...
Light Hadron Spectroscopy with Two Flavors of Dynamical Quarks on the Lattice (2001)
Aoki, S., Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We present results of a numerical calculation of lattice QCD with two degenerate flavors of dynamical quarks, identified with up and down quarks, and with a strange quark treated in the quenched...
A Measurement of Lorentz Angle and Spatial Resolution of Radiation Hard Silicon Pixel Sensors (2001)
Gorelov, I V, Gorfine, G W, Hoeferkamp, M, Seidel, S C, Ciocio, A, Einsweiler, Kevin F, ...
Silicon pixel sensors developed by the ATLAS collaboration to meet LHC requirements and to withstand hadronic irradiation to fluences of up to $10^{15} n_eq/cm^{2}$ have been evaluated using a test...
Full QCD Light Hadron Spectrum and Quark Masses: Final Results from CP-PACS (2000)
Aoki, S., Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We present the final results of the CP-PACS calculation of the light hadron spectrum and quark masses with two flavors of dynamical quarks. Simulations are made with a renormalization-group improved...
Dynamical Quark Effects on Light Quark Masses (2000)
Aoki, S., Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We present results for light quark masses from a systematic lattice QCD study with two degenerate flavors of dynamical quarks. Simulations are made with a renormalization-group improved gauge action...
Light hadron spectrum and quark masses in QCD with two flavors of dynamical quarks (1999)
Aoki, S., Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., ...
We present updated results of the CP-PACS calculation of the light hadron spectrum in $N_{\rm f}=2$ full QCD. Simulations are made with an RG-improved gauge action and a tadpole-improved clover quark...
Quenched Light Hadron Spectrum (1999)
Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We present results of a large-scale simulation for the flavor non-singlet light hadron spectrum in quenched lattice QCD with the Wilson quark action. Hadron masses are calculated at four values of...
Boyd, G., Burkhalter, R., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
We investigate effects of action improvement on the light hadron spectrum and the static quark potential in two-flavor QCD for $a^{-1} \approx 1$ GeV and $m_{PS}/m_V = 0.7-0.9$. We compare a...
The static quark potential in full QCD (1998)
Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We report results on the static quark potential in two-flavor full QCD. The calculation is performed for three values of lattice spacing $a^{-1}\approx 0.9, 1.3$ and 2.5 GeV on $12^3{\times}24,...
Quenched Light Hadron Spectrum with the Wilson Quark Action: Final Results from CP-PACS (1998)
Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We report the final results of the CP-PACS calculation for the quenched light hadron spectrum with the Wilson quark action. Our data support the presence of quenched chiral singularities, and this...
Full QCD light hadron spectrum from the CP-PACS (1998)
Boyd, G., Burkhalter, R., Ejiri, S., Fukugita, M., Hashimoto, S., ...
We report on an on-going two-flavor full QCD study on CP-PACS using an RG-improved gauge action and a tadpole-improved SW quark action. Runs are made for three lattice spacings $a^{-1}\approx 0.9$,...
Tempered Fermions in the Hybrid Monte Carlo Algorithm (1997)
Parallel tempering simulates at many quark masses simultaneously, by changing the mass during the simulation while remaining in equilibrium. The algorithm is faster than pure HMC if more than one...
Boyd, G., Alles, B., D'Elia, M., Di Giacomo, A.
Topology on the lattice is reviewed. In quenched QCD topological susceptibility chi is fully understood. The Witten-Veneziano mechanism for the eta' mass is confirmed. The topological susceptibility...
Boyd, G., Burkhalter, R., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
We present first results from a full QCD calculation on the CP-PACS, comparing various actions at $a^{-1} \sim 1 GeV$ and $m_\pi/m_\rho \approx 0.7$--0.9. We use the plaquette and a renormalization...
CP-PACS results for quenched QCD spectrum with the Wilson action (1997)
Aoki, S., Boyd, G., Burkhalter, R., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
We present progress report of a CP-PACS calculation of quenched QCD spectrum with the Wilson quark action. Light hadron masses and meson decay constants are obtained at $\beta=$5.9, 6.1, and 6.25 on...
CP-PACS Result for the Quenched Light Hadron Spectrum (1997)
Boyd, G., Burkhalter, R., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
The quenched hadron spectrum in the continuum obtained with the Wilson quark action in recent simulations on the CP-PACS is presented. Results for the light quark masses and the QCD scale parameter...
The spin content of the proton in full QCD (1997)
Alles, B., Boyd, G., D'Elia, M., Di Giacomo, A.
We present preliminary results on the proton spin structure function in full QCD. The measurement has been done using 4 flavours of staggered fermions and an improved definition of the lattice...
Full QCD simulation on CP-PACS (1997)
Aoki, S., Boyd, G., Burkhalter, R., Hashimoto, S., Ishizuka, N., Iwasaki, Y., ...
A status report is made of an on-going full QCD study on the CP-PACS aiming at a comparative analysis of the effects of improving gauge and quark actions on hadronic quantities and static quark...
Faster Fermions in the Tempered Hybrid Monte Carlo Algorithm (1997)
Tempering is used to change the quark mass while remaining in equilibrium between the trajectories of a standard hybrid Monte Carlo simulation of four flavours of staggered fermions. The algorithm is...
New results on topological susceptibility in SU(3) gauge theory (1996)
Alles, B., Boyd, G., D'Elia, M., Di Giacomo, A.
We survey recent lattice results on QCD topological properties. The behaviour of the topological susceptibility at the deconfining phase transition has been determined. This advance has been made...
Decorrelating the topology in full QCD (1996)
Boyd, G., Allés, B., D'Elia, M., Di Giacomo, A., Vicari, E.
We investigate the performance of the hybrid Monte Carlo algorithm in updating non-trivial global topological structures. We find that the hybrid Monte Carlo algorithm has serious problems...
Hybrid Monte Carlo and topological modes of full QCD (1996)
Allés, B., Boyd, G., D'Elia, M., Di Giacomo, A., Vicari, E.
We investigate the performance of the hybrid Monte Carlo algorithm, the standard algorithm used for lattice QCD simulations involving fermions, in updating non-trivial global topological structures....
Two Flavour QCD Phase Transition (1996)
Boyd, G., Karsch, F., Laermann, E., Oevers, M.
Results on the phase transition in QCD with two flavours of light staggered fermions from an ongoing simulation are presented. We find the restoration of the chiral SU(2) x SU(2) symmetry, but not of...
Thermodynamics of SU(3) Lattice Gauge Theory (1996)
Boyd, G., Engels, J., Karsch, F., Laermann, E., Legeland, C., Luetgemeier, M., ...
The pressure and the energy density of the $SU(3)$ gauge theory are calculated on lattices with temporal extent $N_\tau = 4$, 6 and 8 and spatial extent $N_\sigma =16$ and 32. The results are then...
Equation of State for the SU(3) Gauge Theory (1995)
Boyd, G., Engels, J., Karsch, F., Laermann, E., Legeland, C., Lütgemeier, M., ...
Through a detailed investigation of the $SU(3)$ gauge theory at finite temperature on lattices of various size we can control finite lattice cut-off effects in bulk thermodynamic quantities. We...
DECONFINEMENT AND HOT HADRONS IN CRAYS AND QUADRICS (1995)
The equation of state of pure QCD, obtained from lattice QCD, is discussed for temperatures ranging from $0.9\tc$ to $4\tc$, as well as results on screening masses, the chiral condensate, and the...
Hadron Properties just before Deconfinement (1995)
Boyd, G., Gupta, Sourendu, Karsch, F., Laermann, E., Petersson, B., Redlich, K.
We have investigated hadron screening masses, the chiral condensate, and the pion decay constant close to the deconfinement phase transition in the confined phase of QCD. The simulations were done in...
Spatial and Temporal Hadron Correlators below and above the Chiral Phase Transition (1994)
Boyd, G., Gupta, Sourendu, Karsch, F., Laermann, E.
Hadronic correlation functions at finite temperature in QCD, with four flavours of dynamical quarks, have been analyzed both above and below the chiral symmetry restoration temperature. We have used...
Two-body disintegration of the deuteron with 0.8–1.8 GeV photons (1993)
Freedman, S.J., Geesaman, D. F., Gilman, R., Green, M. C., Holt, R. J., Jackson, H. E., ...
The differential cross section for the reaction 2H(γ,p)n has been measured at several center-of-mass angles ranging from 50° to 143° for photon energies between 0.8 and 1.8 GeV. The experiment was...
Napolitano, J., Freedman, S. J., Geesaman, D. F., Gilman, R., Green, M. C., Holt, R. J., ...
We have measured the differential cross section for two-body deuteron photodisintegration at θc.m.=90° and for photon energies between 0.8 and 1.6 GeV. At energies above ≃ 1.2 GeV, the data...
Boyd, G., Harding, J., Bleasdale, P., Dunn, K., Turner, G.
The mechanical properties of a U2w/oMo alloy in the γ-quenched, fast-gas-cooled and as-extruded states are compared at tensile strain rates from 10-4 to ~2000/s. Significantly higher stress...
Boyd, G., Harding, J., Bleasdale, P., Dunn, K., Turner, G.
The mechanical properties of a U2w/oMo alloy in the γ-quenched, fast-gas-cooled and as-extruded states are compared at tensile strain rates from 10-4 to ~2000/s. Significantly higher stress...
Boyd, G., Harding, J., Bleasdale, P., Dunn, K., Turner, G.
The mechanical properties of a U2w/oMo alloy in the γ-quenched, fast-gas-cooled and as-extruded states are compared at tensile strain rates from 10-4 to ~2000/s. Significantly higher stress...
Inactivation of Escherichia coli O157:H7 in Apple Juice by Irradiation
Buchanan, R. L., Edelson, S. G., Snipes, K., Boyd, G.
Three strains (932, Ent-C9490, and SEA13B88) of Escherichia coli O157:H7 were used to determine the effectiveness of low-dose gamma irradiation for eliminating E. coli O157:H7 from apple juice or...
Elimination of Escherichia coli O157:H7 in meats by gamma irradiation.
Undercooked and raw meat has been linked to outbreaks of hemorrhagic diarrhea due to the presence of Escherichia coli O157:H7; therefore, treatment with ionizing radiation was investigated as a...
The effect of oxygen on the fibrinolytic enzyme system in vivo
Cunningham, G. M., Boyd, G., Windebank, J., Moran, F., McNicol, G. P.
Arterial hypoxia has been accepted as a potent stimulus to increased fibrinolytic activity in vivo.
Diagnostic role of gastrointestinal hormones in patients with chronic pancreatitis.
Nealon, W H, Beauchamp, R D, Townsend, C M, Boyd, G, Shabot, M, Thompson, J C
Thirty-three patients with chronic pancreatitis were studied in an effort to correlate release of gastrointestinal hormones (GIH) with the degree of pancreatic insufficiency. A prospective...
Cullen, J W, Blot, W, Henningfield, J, Boyd, G, Mecklenburg, R, Massey, M M
On March 25, 1986, the Surgeon General of the Public Health Service released a report that detailed the results of the first comprehensive, indepth review of the relationship between smokeless...
Inventory of surveys on smoking.
Massey, M M, Boyd, G, Mattson, M, Feinleib, M R
A review of surveys on smoking was undertaken by the Smoking, Tobacco, and Cancer Program of the National Cancer Institute as part of its planning for smoking control interventions. Eighteen surveys...
Pulmonary Thromboembolism Presenting as Asthma
Windebank, W. J., Boyd, G., Moran, F.
When a patient presents with wheezing, pulmonary embolism is not usually considered as a possible cause. However, undoubtedly bronchoconstriction can be caused by pulmonary emboli and occasionally...
Inactivation of Escherichia coli O157:H7 in Apple Juice by Irradiation
Buchanan, R. L., Edelson, S. G., Snipes, K., Boyd, G.
Three strains (932, Ent-C9490, and SEA13B88) of Escherichia coli O157:H7 were used to determine the effectiveness of low-dose gamma irradiation for eliminating E. coli O157:H7 from apple juice or...
Elimination of Escherichia coli O157:H7 in meats by gamma irradiation.
Undercooked and raw meat has been linked to outbreaks of hemorrhagic diarrhea due to the presence of Escherichia coli O157:H7; therefore, treatment with ionizing radiation was investigated as a...
The effect of oxygen on the fibrinolytic enzyme system in vivo
Cunningham, G. M., Boyd, G., Windebank, J., Moran, F., McNicol, G. P.
Arterial hypoxia has been accepted as a potent stimulus to increased fibrinolytic activity in vivo.
Diagnostic role of gastrointestinal hormones in patients with chronic pancreatitis.
Nealon, W H, Beauchamp, R D, Townsend, C M, Boyd, G, Shabot, M, Thompson, J C
Thirty-three patients with chronic pancreatitis were studied in an effort to correlate release of gastrointestinal hormones (GIH) with the degree of pancreatic insufficiency. A prospective...
Cullen, J W, Blot, W, Henningfield, J, Boyd, G, Mecklenburg, R, Massey, M M
On March 25, 1986, the Surgeon General of the Public Health Service released a report that detailed the results of the first comprehensive, indepth review of the relationship between smokeless...
Inventory of surveys on smoking.
Massey, M M, Boyd, G, Mattson, M, Feinleib, M R
A review of surveys on smoking was undertaken by the Smoking, Tobacco, and Cancer Program of the National Cancer Institute as part of its planning for smoking control interventions. Eighteen surveys...
Pulmonary Thromboembolism Presenting as Asthma
Windebank, W. J., Boyd, G., Moran, F.
When a patient presents with wheezing, pulmonary embolism is not usually considered as a possible cause. However, undoubtedly bronchoconstriction can be caused by pulmonary emboli and occasionally...
Skin testing and extrinsic allergic alveolitis.
McSharry, C, Banham, S W, Lynch, P P, Boyd, G
Skin testing with six common allergens, tuberculin and a sterile avian antigen preparation from pigeon serum was performed on 102 pigeon fanciers. The incidence of positive prick tests to common...
Parratt, D, Nielsen, K H, Boyd, G, White, R G
Three serological tests for antibody to Micropolyspora faeni, the precipitin test (Ouchterlony double diffusion test in two dimensions) the fluorescent antibody test (double-layer technique using...
Takes your breath away – the immunology of allergic alveolitis
MCSHARRY, C, ANDERSON, K, BOURKE, S J, BOYD, G
Extrinsic allergic alveolitis (synonym: hypersensitivity pneumonitis) is caused by inhaling antigenic aerosols which induce hypersensitivity responses in susceptible individuals. It is an...
Clinical and pharmacological study of a novel controlled release preparation of salbutamol.
Milroy, R, Carter, R, Carlyle, D, Boyd, G
This study compared the efficacy of 8 mg controlled release (CR) salbutamol tablets twice daily with standard 4 mg salbutamol tablets four times daily in patients with chronic obstructive airways...
1 The effect of a controlled release theophylline derivative (Phyllocontin Continus tablets) and an adrenoceptor agonist (salbutamol) was compared when taken singly and concomitantly in twenty...
Boyd, G., Gillespie, J. S., Mackenna, B. R.
The effect of guanethidine and of bretylium on the response to nerve stimulation has been studied on two types of isolated innervated preparations of rabbit intestine. One preparation was that of the...
Banham, S W, McSharry, C, Lynch, P P, Boyd, G
In a large scale clinical survey of Scottish pigeon fanciers, 277 people completed a detailed questionnaire and provided a venous blood sample. There were 29 (10.4%) who fulfilled the clinical...
Effect of cigarette smoking on the specific antibody response in pigeon fanciers.
Anderson, K, Morrison, S M, Bourke, S, Boyd, G
Titres of circulating IgG antibodies to pigeon gammaglobulin and end expired carbon monoxide concentrations were measured in 86 pigeon fanciers attending the "Show of the Year." Antibody levels were...
Longitudinal course of extrinsic allergic alveolitis in pigeon breeders.
Bourke, S J, Banham, S W, Carter, R, Lynch, P, Boyd, G
The purpose of this study was to assess the longitudinal course of pigeon breeders' disease by evaluating 24 patients with the acute form of the disease 10 years after their original diagnosis....
Discriminant analysis of symptom pattern and serum antibody titres in humidifier related disease.
McSharry, C, Anderson, K, Speekenbrink, A, Lewis, C, Boyd, G
BACKGROUND--The heterogeneous patterns of symptoms among factory workers exposed to aerosols from contaminated air humidifiers were analysed to assess the association between specific symptoms and...
Improved diagnosis of farmer's lung using the fluorescent antibody technique
Boyd, G. and Parratt, D. (1974).Thorax, 29, 417-420. Improved diagnosis of farmer's lung using the fluorescent antibody technique. In the west of Scotland 20 of 40 farmers surveyed had symptoms of...
Pulmonary hypersensitivity to Ramin (Gonystylus bancanus).
Transient airways obstruction associated with reduction in the transfer factor (diffusing capacity) of the lungs is reported in a patient with a clinical syndrome in keeping with extrinsic allergic...
Percutaneous arterial catheterization for multiple sampling
Moran, F., Lorimer, A. R., Boyd, G.
Two hundred and fifty instances of brachial artery catheterization using a simple percutaneous technique are reported. There have been no serious complications. Where multiple repeated arterial blood...
Lorimer, A. R., McCall, D., Boyd, G.
Methods of precordial counting of radio-active isotopes in the detection of left-to-right intracardiac shunts are presented. Both iodine-131 labelled albumin and technetium-99m were used but the...
Leitch, A. G., Rubilar, M., Curnow, J., Boyd, G., Forbes, G. I., Burns, S., ...
BACKGROUND: The study sought to determine the contribution of HIV seropositivity to the arrest of decline in tuberculosis notifications in Scotland. METHODS: Survey forms relating to each...
Climate, intermittent humidification, and humidifier fever.
Anderson, K, Watt, A D, Sinclair, D, Lewis, C, McSharry, C P, Boyd, G
Two summer outbreaks of humidifier fever (HF) are described in a microprocessor factory (factory A) and a printing factory (factory B). The air in each factory was humidified intermittently and...