Search Results - "Wright, I G"

The effect of Pt content on γ–γ′ NiPtAl coatings by Haynes, J.A., Pint, B.A., Zhang, Y., Wright, I.G.

“…This study investigated the impact of Pt content on the coating composition and subsequent oxidation behavior of γ–γ′ NiPtAl diffusion coatings. Coatings were…”
Get full text

A platinum-enriched γ + γ′ two-phase bond coat on Ni-based superalloys by Zhang, Y., Pint, B.A., Haynes, J.A., Wright, I.G.

“…A Pt-enriched γ + γ′ two-phase coating was applied to directionally-solidified Ni-based superalloy René 142 substrates with three different Hf levels (0.02,…”
Get full text

Oxidation resistance: One barrier to moving beyond Ni-base superalloys by Pint, B.A., DiStefano, J.R., Wright, I.G.

“…The implementation of new high-temperature materials is often hampered by their lack of oxidation or environmental resistance. This failing is one of the…”
Get full text

The effect of water vapor on the oxidation behavior of Ni–Pt–Al coatings and alloys by Pint, B.A., Haynes, J.A., Zhang, Y., More, K.L., Wright, I.G.

“…Turbines fired with hydrogen or syngas from coal gasification will have significantly higher water vapor contents in the combustion gas than natural gas fired…”
Get full text

Long-term performance of aluminide coatings on Fe-base alloys by Pint, B.A., Zhang, Y., Walker, L.R., Wright, I.G.

“…Aluminide coatings made by chemical vapor deposition on ferritic (Fe-9Cr-1Mo) and austenitic (Type 304L) substrates are being evaluated in humid air at…”
Get full text

Alloy design strategies for promoting protective oxide-scale formation by Brady, M. P., Wright, I. G., Gleeson, B.

“…This article discusses general strategies for designing alloys to form protective oxide scales. Approaches based on classical alloy-oxidation theories work…”
Get full text

Substrate and bond coat compositions: factors affecting alumina scale adhesion by Pint, B.A, Wright, I.G, Lee, W.Y, Zhang, Y, Prüßner, K, Alexander, K.B

“…Thermally grown oxide scales that form beneath ZrO 2 top coats play an important role in determining the performance of thermal barrier coatings. Numerous…”
Get full text

Synthesis and cyclic oxidation behavior of a (Ni, Pt) Al coating on a desulfurized Ni-base superalloy by ZHANG, Y, LEE, W. Y, HAYNES, J. A, WRIGHT, I. G, PINT, B. A, COOLEY, K. M, LIAW, P. K

“…The influences of sulfur impurities and Pt incorporation on the scale adhesion behavior of aluminide coatings were studied and compared. Low-sulfur NiAl…”
Get full text

Effect of composition on the oxidation and hot corrosion resistance of NiAl doped with precious metals by Leyens, C, Pint, B.A, Wright, I.G

“…Cast NiAl alloyed with Cr, Pt, Pd, Ir and Ru was tested in 1-h cycles at 950°C under hot corrosion conditions and at 1150°C in oxygen. For comparison, Hf-doped…”
Get full text

Recent developments in gas turbine materials and technology and their implications for syngas firing by Wright, I.G., Gibbons, T.B.

“…Gas turbine combined-cycle systems burning natural gas represent a reliable and efficient power generation technology that is widely used. A critical factor in…”
Get full text

Comparison of the cyclic oxidation behavior of β-NiAl, β-NiPtAl and γ–γ′ NiPtAl coatings on various superalloys by Haynes, J.A., Pint, B.A., Zhang, Y., Wright, I.G.

“…The cyclic oxidation behavior of simple aluminide and platinum aluminide coatings on various superalloy substrates was investigated at three temperatures…”
Get full text

Oxidation behavior of ODS Fe-Cr alloys by PINT, B. A, WRIGHT, I. G

“…Four experimental oxide dispersion strengthened (ODS)Fe-(13-14 at.%)Cr ferritic alloys were exposed for up to 10,000 hr at 700-1100DGC in air and in air with…”
Get full text

Long-term high temperature oxidation behavior of ODS ferritics by Pint, B.A., Wright, I.G.

“…Four oxide dispersion strengthened Fe–(13–14 at.%) Cr ferritic compositions were exposed in air and air with 10 vol.% water vapor for up to 10 000 h at…”
Get full text

Effects of Pt incorporation on the isothermal oxidation behavior of chemical vapor deposition aluminide coatings by ZHANG, Y, HAYNES, J. A, LEE, W. Y, WRIGHT, I. G, PINT, B. A, COOLEY, K. M, LIAW, P. K

“…The effects of Pt incorporation on the isothermal oxidation and diffusion behavior of low-sulfur aluminide bond coatings were investigated. Aluminide (NiAl)…”
Get full text

Development of a Comprehensive Oxide Scale Failure Diagram by Schütze, M., Tortorelli, P. F., Wright, I. G.

“…This paper describes a new approach towards the development of a comprehensive oxide scale failure diagram (OSFD) that delineates the mechanical limits of…”
Get full text

Effects of sulfur impurity on the scale adhesion behavior of a desulfurized Ni-based superalloy aluminized by chemical vapor deposition by LEE, W. Y, ZHANG, Y, WRIGHT, I. G, PINT, B. A, LIAW, P. K

“…The surface of a single-crystal Ni-based superalloy, which contained a bulk sulfur content of approx0.4 ppmw, was aluminized in a hot-wall chemical vapor…”
Get full text

Comparison of the oxidation behavior of β and γ-γ′ NiPtAl coatings by Haynes, J.A., Pint, B.A., Zhang, Y., Wright, I.G.

“…This study compared the oxidation behaviors of γ-γ′ NiPtAl coatings and traditional β-phase NiPtAl bond coatings. Both types of NiPtAl coatings were fabricated…”
Get full text

Indentation fracture of WC-Co cermets by SHETTY, D. K, WRIGHT, I. G, MINCER, P. N, CLAUER, A. H

“…Indentation fracture of a series of well-characterized WC--Co cermets (K-701, K-703, T-060, WC--5.1Co, WC--7.6Co, WC--10.1Co) was studied with a Vickers…”
Get full text

Oxide scale exfoliation and regrowth in TP347H superheater tubes by Sabau, A. S., Wright, I. G., Shingledecker, J. P.

“…This paper provides an introduction to a comprehensive model being developed to predict and control oxide scale exfoliation from the steam‐side of superheater…”
Get full text

Specialist surgery in the developing world: luxury or necessity? by Wright, I. G., Walker, I. A., Yacoub, M. H.

“…Summary Patients suffering from conditions requiring specialist intervention cannot obtain treatment when facilities do not exist locally. Specialist visiting…”
Get full text