Modelling of elastic constants of plasma spray deposits with ellipsoid-shaped voids (1999)
Leigh, Sang Ha, Berndt, Christopher C.
The five independent elastic constants of plasma spray deposits were calculated from constitutive equations and microstructural information (void aspect ratios and porosity) was gained from...
Quantitative evaluation of void distributions within a plasma-sprayed ceramic (1999)
Leigh, Sang Ha, Berndt, Christopher C.
The size-shape distribution of voids, which includes cracks and pores, was determined using quantitative stereological analysis. The analysis was performed on a water-stabilized plasma-spray-formed...
Modelling of elastic constants of plasma spray deposits with ellipsoid-shaped voids (1999)
Leigh, Sang Ha, Berndt, Christopher C.
The five independent elastic constants of plasma spray deposits were calculated from constitutive equations and microstructural information (void aspect ratios and porosity) was gained from...
Quantitative evaluation of void distributions within a plasma-sprayed ceramic (1999)
Leigh, Sang Ha, Berndt, Christopher C.
The size-shape distribution of voids, which includes cracks and pores, was determined using quantitative stereological analysis. The analysis was performed on a water-stabilized plasma-spray-formed...
Modelling of elastic constants of plasma spray deposits with ellipsoid-shaped voids (1999)
Leigh, Sang Ha, Berndt, Christopher C.
The five independent elastic constants of plasma spray deposits were calculated from constitutive equations and microstructural information (void aspect ratios and porosity) was gained from...
Quantitative evaluation of void distributions within a plasma-sprayed ceramic (1999)
Leigh, Sang Ha, Berndt, Christopher C.
The size-shape distribution of voids, which includes cracks and pores, was determined using quantitative stereological analysis. The analysis was performed on a water-stabilized plasma-spray-formed...
Microstructural index to quantify thermal spray deposit microstructures using image analysis (1998)
Montavon, Ghislain, Coddet, Christian, Berndt, Christopher C., Leigh, Sang Ha
The basic metallographic analysis leads to qualitative interpretation of the structural characteristics of a microstructure, for example the presence of phases, and the description of singularities...
Porosity measurement and densification of plasma sprayed alumina-titania deposits (1998)
Murakami, Kenji, Leigh, Sang Ha, Berndt, Christopher C., Sampath, Sanjay, Herman, Herbert, ...
Abstract not available.
Berndt, Christopher C., Leigh, Sang Ha
Four-point bend tests with in situ acoustic emission (AE) were used to study the cracking behavior of alumina-3 % titania materials prepared by gas- and water-stabilized plasma technologies (GSP and...
Modelling of elastic constants of plasma spray deposits with spheroid-shaped voids (1998)
Leigh, Sang Ha, Lee, Gyu Chang, Berndt, Christopher C.
The five independent elastic constants of plasma spray deposits were calculated from constitutive equations and the microstructural information (void aspect ratios and porosity) were gained from...
Microstructural index to quantify thermal spray deposit microstructures using image analysis (1998)
Montavon, Ghislain, Coddet, Christian, Berndt, Christopher C., Leigh, Sang Ha
The basic metallographic analysis leads to qualitative interpretation of the structural characteristics of a microstructure, for example the presence of phases, and the description of singularities...
Porosity measurement and densification of plasma sprayed alumina-titania deposits (1998)
Murakami, Kenji, Leigh, Sang Ha, Berndt, Christopher C., Sampath, Sanjay, Herman, Herbert, ...
Abstract not available.
Berndt, Christopher C., Leigh, Sang Ha
Four-point bend tests with in situ acoustic emission (AE) were used to study the cracking behavior of alumina-3 % titania materials prepared by gas- and water-stabilized plasma technologies (GSP and...
Modelling of elastic constants of plasma spray deposits with spheroid-shaped voids (1998)
Leigh, Sang Ha, Lee, Gyu Chang, Berndt, Christopher C.
The five independent elastic constants of plasma spray deposits were calculated from constitutive equations and the microstructural information (void aspect ratios and porosity) were gained from...
Microstructural index to quantify thermal spray deposit microstructures using image analysis (1998)
Montavon, Ghislain, Coddet, Christian, Berndt, Christopher C., Leigh, Sang Ha
The basic metallographic analysis leads to qualitative interpretation of the structural characteristics of a microstructure, for example the presence of phases, and the description of singularities...
Porosity measurement and densification of plasma sprayed alumina-titania deposits (1998)
Murakami, Kenji, Leigh, Sang Ha, Berndt, Christopher C., Sampath, Sanjay, Herman, Herbert, ...
Abstract not available.
Berndt, Christopher C., Leigh, Sang Ha
Four-point bend tests with in situ acoustic emission (AE) were used to study the cracking behavior of alumina-3 % titania materials prepared by gas- and water-stabilized plasma technologies (GSP and...
Modelling of elastic constants of plasma spray deposits with spheroid-shaped voids (1998)
Leigh, Sang Ha, Lee, Gyu Chang, Berndt, Christopher C.
The five independent elastic constants of plasma spray deposits were calculated from constitutive equations and the microstructural information (void aspect ratios and porosity) were gained from...
Elastic response of thermal spray deposits under indentation tests (1997)
Leigh, Sang Ha, Lin, Chung Kwei, Berndt, Christopher C.
The elastic response behavior of thermal spray deposits at Knoop indentations has been investigated using indentation techniques. The ratio of hardness to elastic modulus, which is an important...
Tensile toughness test and high temperature fracture analysis of thermal barrier coatings (1997)
Qian, G., Nakamura, Toshio, Berndt, Christopher C., Leigh, Sang Ha
In this paper, an effective fracture toughness test which uses interface fracture mechanics theory is introduced. This method is ideally suited for determining fracture resistance of multilayered...
Elastic response of thermal spray deposits under indentation tests (1997)
Leigh, Sang Ha, Lin, Chung Kwei, Berndt, Christopher C.
The elastic response behavior of thermal spray deposits at Knoop indentations has been investigated using indentation techniques. The ratio of hardness to elastic modulus, which is an important...
Tensile toughness test and high temperature fracture analysis of thermal barrier coatings (1997)
Qian, G., Nakamura, Toshio, Berndt, Christopher C., Leigh, Sang Ha
In this paper, an effective fracture toughness test which uses interface fracture mechanics theory is introduced. This method is ideally suited for determining fracture resistance of multilayered...
Evaluation of off-angle thermal spray (1997)
Leigh, Sang Ha, Berndt, Christopher C.
The effect of spray angle on the properties of plasma spray deposits has been investigated. Two different materials, NiAl and Cr3C2-NiCr, were sprayed at angles from 50 to 90° with respect to...
Lin, Chung Kwei, Berndt, Christopher C., Leigh, Sang Ha, Murakami, Kenji
Free-standing alumina-13% titania samples were manufactured with a water-stabilized plasma spray gun to a thickness of ∼5 mm. A thin layer of aluminum was arc sprayed prior to depositing the...
Acoustic emission responses of plasma-sprayed alumina-3% titania deposits (1997)
Lin, Chung Chieh, Leigh, Sang Ha, Berndt, Christopher C.
Free standing alumina-3% titania samples were prepared by gas- and water-stabilized plasma (GSP and WSP) spraying. These free standing forms consisted of metastable γ- and δ-alumina, as...
Evaluation of off-angle thermal spray (1997)
Leigh, Sang Ha, Berndt, Christopher C.
The effect of spray angle on the properties of plasma spray deposits has been investigated. Two different materials, NiAl and Cr3C2-NiCr, were sprayed at angles from 50 to 90° with respect to...
Lin, Chung Kwei, Berndt, Christopher C., Leigh, Sang Ha, Murakami, Kenji
Free-standing alumina-13% titania samples were manufactured with a water-stabilized plasma spray gun to a thickness of ∼5 mm. A thin layer of aluminum was arc sprayed prior to depositing the...
Acoustic emission responses of plasma-sprayed alumina-3% titania deposits (1997)
Lin, Chung Chieh, Leigh, Sang Ha, Berndt, Christopher C.
Free standing alumina-3% titania samples were prepared by gas- and water-stabilized plasma (GSP and WSP) spraying. These free standing forms consisted of metastable γ- and δ-alumina, as...
Elastic response of thermal spray deposits under indentation tests (1997)
Leigh, Sang Ha, Lin, Chung Kwei, Berndt, Christopher C.
The elastic response behavior of thermal spray deposits at Knoop indentations has been investigated using indentation techniques. The ratio of hardness to elastic modulus, which is an important...
Tensile toughness test and high temperature fracture analysis of thermal barrier coatings (1997)
Qian, G., Nakamura, Toshio, Berndt, Christopher C., Leigh, Sang Ha
In this paper, an effective fracture toughness test which uses interface fracture mechanics theory is introduced. This method is ideally suited for determining fracture resistance of multilayered...
Evaluation of off-angle thermal spray (1997)
Leigh, Sang Ha, Berndt, Christopher C.
The effect of spray angle on the properties of plasma spray deposits has been investigated. Two different materials, NiAl and Cr3C2-NiCr, were sprayed at angles from 50 to 90° with respect to...
Lin, Chung Kwei, Berndt, Christopher C., Leigh, Sang Ha, Murakami, Kenji
Free-standing alumina-13% titania samples were manufactured with a water-stabilized plasma spray gun to a thickness of ∼5 mm. A thin layer of aluminum was arc sprayed prior to depositing the...
Acoustic emission responses of plasma-sprayed alumina-3% titania deposits (1997)
Lin, Chung Chieh, Leigh, Sang Ha, Berndt, Christopher C.
Free standing alumina-3% titania samples were prepared by gas- and water-stabilized plasma (GSP and WSP) spraying. These free standing forms consisted of metastable γ- and δ-alumina, as...
Acoustic emission responses of plasma sprayed ceramics during four point bend tests (1996)
Lin, Chung Kwei, Leigh, Sang Ha, Berndt, Christopher C., Gansert, Robert V., Sampath, Sanjay, Herman, Herbert
Free standing ceramics including alumina-13 wt.% titania (AT13), alumina-3 wt.% titania (AT3), alumina-40 wt.% zirconia (AZ40), and calcia-stabilized zirconia (CSZ), were produced by water-stabilized...
Lin, Chung Kwei, Leigh, Sang Ha, Gansert, Robert V., Murakami, Kenji, Sampath, Sanjay, Herman, Herbert, ...
Free standing alumina-13% titania samples were manufactured using high power water stabilized plasma spraying. Heat treatment was performed at 1450°C for 24 hours and then at 1100°C for...
Acoustic emission responses of plasma sprayed ceramics during four point bend tests (1996)
Lin, Chung Kwei, Leigh, Sang Ha, Berndt, Christopher C., Gansert, Robert V., Sampath, Sanjay, Herman, Herbert
Free standing ceramics including alumina-13 wt.% titania (AT13), alumina-3 wt.% titania (AT3), alumina-40 wt.% zirconia (AZ40), and calcia-stabilized zirconia (CSZ), were produced by water-stabilized...
Lin, Chung Kwei, Leigh, Sang Ha, Gansert, Robert V., Murakami, Kenji, Sampath, Sanjay, Herman, Herbert, ...
Free standing alumina-13% titania samples were manufactured using high power water stabilized plasma spraying. Heat treatment was performed at 1450°C for 24 hours and then at 1100°C for...
Acoustic emission responses of plasma sprayed ceramics during four point bend tests (1996)
Lin, Chung Kwei, Leigh, Sang Ha, Berndt, Christopher C., Gansert, Robert V., Sampath, Sanjay, Herman, Herbert
Free standing ceramics including alumina-13 wt.% titania (AT13), alumina-3 wt.% titania (AT3), alumina-40 wt.% zirconia (AZ40), and calcia-stabilized zirconia (CSZ), were produced by water-stabilized...
Lin, Chung Kwei, Leigh, Sang Ha, Gansert, Robert V., Murakami, Kenji, Sampath, Sanjay, Herman, Herbert, ...
Free standing alumina-13% titania samples were manufactured using high power water stabilized plasma spraying. Heat treatment was performed at 1450°C for 24 hours and then at 1100°C for...
Test for coating adhesion on flat substrates: a technical note (1994)
Leigh, Sang Ha, Berndt, Christopher C.
The standard tensile adhesion test (TAT), ASTM C633, has been modified to perform multiple tests on flat and wide substrates. The TAT geometry, which specifies a 1-in. (25.4-mm)-diameter cylindrical...
Test for coating adhesion on flat substrates: a technical note (1994)
Leigh, Sang Ha, Berndt, Christopher C.
The standard tensile adhesion test (TAT), ASTM C633, has been modified to perform multiple tests on flat and wide substrates. The TAT geometry, which specifies a 1-in. (25.4-mm)-diameter cylindrical...
Test for coating adhesion on flat substrates: a technical note (1994)
Leigh, Sang Ha, Berndt, Christopher C.
The standard tensile adhesion test (TAT), ASTM C633, has been modified to perform multiple tests on flat and wide substrates. The TAT geometry, which specifies a 1-in. (25.4-mm)-diameter cylindrical...