Search Results - "Barnard, C N"

Modelling the relationship between microstructure of Galfan-type coated steel and cut-edge corrosion resistance incorporating diffusion of multiple species by Barnard, N.C., Brown, S.G.R.

“…This paper describes a considerable extension to a previously documented [S.G.R. Brown, N.C. Barnard, 3D computer simulation of the influence of microstructure…”
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3D computer simulation of the influence of microstructure on the cut edge corrosion behaviour of a zinc aluminium alloy galvanized steel by Brown, S.G.R., Barnard, N.C.

“…Recently, experimental work has been reported that demonstrates the effects of microstructural variations within Zn–Al Galfan type coatings on the corrosion…”
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A quantitative investigation of the structure of Raney-Ni catalyst material using both computer simulation and experimental measurements by Barnard, N.C., Brown, S.G.R., Devred, F., Bakker, J.W., Nieuwenhuys, B.E., Adkins, N.J.

“…Monte Carlo modelling is used to simulate the 3D nano-porous structure of leached Raney-nickel catalyst material. Calculated surface areas from the model…”
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The effects of surface finish on the fatigue performance of electron beam melted Ti–6Al–4V by Ednie, L., Lancaster, R.J., Antonysamy, A.A., Zelenka, F., Scarpellini, A., Parimi, L., Maddalena, R., Barnard, N.C., Efthymiadis, P.

“…Additive manufacturing (AM) is an advanced manufacturing technique whose uptake within the aerospace industry is being limited by the lack of understanding of…”
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Low cycle fatigue of a directionally solidified nickel-based superalloy: Testing, characterisation and modelling by Kashinga, R.J., Zhao, L.G., Silberschmidt, V.V., Farukh, F., Barnard, N.C., Whittaker, M.T., Proprentner, D., Shollock, B., McColvin, G.

“…Low cycle fatigue (LCF) of a low-carbon (LC) directionally-solidified (DS) nickel-base superalloy, CM247 LC DS, was investigated using both experimental and…”
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A viscoelastic – viscoplastic material model for superalloy applications by Rouse, J.P., Engel, B., Hyde, C.J., Pattison, S.J., Whittaker, M.T., Jones, J.P., Cockings, B., Barnard, N.C.

“…•Rate dependencies are experimentally observed for a wide range of time scales and load magnitudes.•Viscoelastic effects (rate dependency below yield) are…”
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The first heart transplant--background and circumstances by Barnard, C N

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The government and organ transplantation by Barnard, C N

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Cardiac Transplantation Following Storage of the Donor Heart by a Portable Hypothermic Perfusion System by Wicomb, W.N., Cooper, D.K.C., Novitzky, D., Barnard, C.N.

“…Four patients have undergone heterotopic heart transplantation with donor hearts stored by a portable hypothermic perfusion system. Total ischemic periods…”
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Derivation of material properties using small punch and shear punch test methods by Lancaster, R.J., Jeffs, S.P., Haigh, B.J., Barnard, N.C.

“…[Display omitted] •Empirical expressions to predict tensile and yield strength by means of small punch and shear punch testing have been validated.•Data…”
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The Surgical Technique of Heterotopic Heart Transplantation by Novitzky, D., Cooper, D.K.C., Barnard, C.N.

“…The surgical technique of heterotopic heart transplantation is detailed and illustrated. The donor heart is excised after cardioplegic arrest and topical…”
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Approaches to fatigue lifing in a high strength polycrystalline nickel alloy by Whittaker, M.T., Barnard, N.C., Cockings, B.J., Duffy, E., Williams, S.J., Hardy, M.C.

“…•The paper provides a lifing approach for the polycrystalline nickel alloy RR1000.•The paper uses a novel approach of a temperature dependent version of the…”
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Further Cardiac Transplant Procedures in Patients with Heterotopic Heart Transplants by Novitzky, D., Cooper, D.K.C., Lanza, R.P., Barnard, C.N.

“…Seven patients with heterotopic heart transplants have undergone further heart transplant procedures. In 5, the first heterotopically placed donor heart was…”
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Investigation of the strain rate sensitivity of CoCrFeMnNiTix (x = 0, 0.3) high-entropy alloys using the shear punch test by González, S., Sfikas, A.K., Kamnis, S., John, S.E., Barnard, N.C., Gammer, C., Eckert, J., Garay-Reyes, C.G., Martínez-Sánchez, R., Naung, S.W., Rahmati, M., Keil, T., Durst, K., Lancaster, R.J.

“…[Display omitted] •The SRS of two CoCrFeMnNiTix (x = 0, 0.3) HEAs were studied by shear punch testing•For Ti0 variant at room temperature, the strain rate…”
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Long-term results of the Ivalon baffle mitral valve repair by Odell, John A., Schurek, Joseph O., Barnard, Christiaan N., Commerford, Patrick J.

“…In the evolution of mitral valve surgery, Ivalon sponge was sutured to the posterior leaflet of the mitral valve to obtain competency. Between August 1959 and…”
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Computational modelling of full interaction between crystal plasticity and oxygen diffusion at a crack tip by Farukh, F., Zhao, L.G., Barnard, N.C., Whittaker, M.T., McColvin, G.

“…•A new technique is presented to model deformation-diffusion coupling at a crack tip.•A series of new subroutines were developed to model deformation-diffusion…”
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Heart rate after cardiac transplantation by Beck, W, Barnard, C N, Schrire, V

“…Two patients who have undergone heart transplantation 7 and 15 months previously were studied to determine basal heart rate, the effects of exercise, and acute…”
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Infectious complications after heart transplantation by Cooper, D K, Lanza, R P, Oliver, S, Forder, A A, Rose, A G, Uys, C J, Novitzky, D, Barnard, C N

“…Infection has been the major cause of death and morbidity in patients undergoing cardiac transplantation at Groote Schuur Hospital. Twenty-two (55%) patients…”
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What we have learned about heart transplants by Barnard, C N

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Clinical transplantation of the heart: a review of 13 years' personal experience by Barnard, C N, Cooper, D K

“…The results of the heart transplantation operations performed personally by one surgeon (CNB) at Groote Schuur Hospital between 1967 and 1980 are reviewed. Of…”
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