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Journal Articles

Restitution of Impacting Projectiles in Ceramic Matrix Composites Subject to Foreign Object Damage

D. C. Faucett, J. T. Mattison, S. R. Choi

J. Eng. Gas Turbines Power. December 2022, 144(12): 121007.

Paper No: GTP-22-1314

DOI: https://doi.org/10.1115/1.4055460

Published Online: October 7, 2022

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Topics: Ceramic matrix composites, Ceramics, Damage, Projectiles

Proceedings Papers

Optimal Design for Injection Molding Process Using Design of Experiments and Finite Element Analysis

K. Park, J. H. Ahn, S. R. Choi

Proc. ASME. IMECE2000, CAE and Related Innovations for Polymer Processing, 63-74, November 5–10, 2000

Paper No: IMECE2000-1225

DOI: https://doi.org/10.1115/IMECE2000-1225

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Topics: Design, Experimental design, Finite element analysis, Injection molding, Cooling, Deflection

Journal Articles

Life-Limiting Aspects of an Melt-Infiltrated Silicon Carbide Fiber-Reinforced Silicon Carbide Matrix Ceramic Matrix Composite in Interlaminar Shear at Elevated Temperature

S. Kane, A. Stanley, L. Sanchez, D. C. Faucett, S. R. Choi

J. Eng. Gas Turbines Power. February 2022, 144(2): 021006.

Paper No: GTP-21-1354

DOI: https://doi.org/10.1115/1.4052100

Published Online: November 1, 2021

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Topics: Ceramic matrix composites, Fatigue, Fracture (Materials), Shear (Mechanics), Testing, Fibers, Temperature

Proceedings Papers

Life Limiting Aspects of an MI SiC/SiC Ceramic Matrix Composite (CMC) in Interlaminar Shear at Elevated Temperature

S. Kane, A. Stanley, L. Sanchez, D. C. Faucett, S. R. Choi

Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T02A009, June 7–11, 2021

Paper No: GT2021-60277

DOI: https://doi.org/10.1115/GT2021-60277

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Topics: Ceramic matrix composites, Composite materials, Fatigue, Fracture (Materials), Shear (Mechanics), Silicon carbide ceramics, Temperature

Journal Articles

Erosion in a Melt-Infiltrated SiC/SiC Ceramic Matrix Composite

M. J. Presby, C. Gong, S. Kane, N. Kedir, A. Stanley, D. C. Faucett, S. R. Choi

J. Eng. Gas Turbines Power. April 2020, 142(4): 041009.

Paper No: GTP-19-1391

DOI: https://doi.org/10.1115/1.4044900

Published Online: January 29, 2020

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Topics: Erosion, Particulate matter, Ceramic matrix composites

Proceedings Papers

Erosion in an MI SiC/SiC Ceramic Matrix Composite (CMC)

M. J. Presby, C. Gong, S. Kane, N. Kedir, A. Stanley, D. C. Faucett, S. R. Choi

Proc. ASME. GT2019, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T02A007, June 17–21, 2019

Paper No: GT2019-90837

DOI: https://doi.org/10.1115/GT2019-90837

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Topics: Ceramic matrix composites, Composite materials, Damage, Erosion, Silicon carbide ceramics

Journal Articles

Erosion in Gas-Turbine Grade Ceramic Matrix Composites

N. Kedir, C. Gong, L. Sanchez, M. J. Presby, S. Kane, D. C. Faucett, S. R. Choi

J. Eng. Gas Turbines Power. January 2019, 141(1): 011019.

Paper No: GTP-18-1363

DOI: https://doi.org/10.1115/1.4040848

Published Online: September 17, 2018

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Topics: Ceramic matrix composites, Erosion, Particulate matter

Proceedings Papers

CMAS Effects on Ship Gas-Turbine Components/Materials

D. A. Shifler, S. R. Choi

Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T25A003, June 11–15, 2018

Paper No: GT2018-75865

DOI: https://doi.org/10.1115/GT2018-75865

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Topics: Gas turbines, Ships, Engines, Corrosion, Temperature, Alloys, Coatings, Sands, Aircraft engines, Dust

Proceedings Papers

Erosion in Gas-Turbine Grade Ceramic Matrix Composites (CMCs)

N. Kedir, C. Gong, L. Sanchez, M. J. Presby, S. Kane, D. C. Faucett, S. R. Choi

Proc. ASME. GT2018, Volume 6: Ceramics; Controls, Diagnostics, and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T02A007, June 11–15, 2018

Paper No: GT2018-75827

DOI: https://doi.org/10.1115/GT2018-75827

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Topics: Ceramic matrix composites, Erosion, Gas turbines, Damage, Silicon, Ceramics, Density, Elastic moduli, Optical microscopy, Temperature

Proceedings Papers

Thermal Stability of Nickel-Base Alloys

D. A. Shifler, L. Sanchez, N. Kedir, D. Faucett, R. Mahapatra, S. R. Choi

Proc. ASME. GT2016, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T22A008, June 13–17, 2016

Paper No: GT2016-57991

DOI: https://doi.org/10.1115/GT2016-57991

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Topics: Alloys, Nickel, Thermal stability, Oxidation, Vickers hardness testing, Weight (Mass), Yield stress, Mechanical properties, Temperature, Coating processes

Journal Articles

Slow Crack Growth Analysis of Advanced Structural Ceramics Under Combined Loading Conditions: Damage Assessment in Life Prediction Testing

S. R. Choi, J. P. Gyekenyesi

J. Eng. Gas Turbines Power. April 2001, 123(2): 277–287.

DOI: https://doi.org/10.1115/1.1365160

Published Online: October 1, 2000

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Topics: Ceramics, Failure, Fracture (Materials), Stress, Testing, Temperature, Damage

Journal Articles

Elevated-Temperature “Ultra” Fast Fracture Strength of Advanced Ceramics: An Approach to Elevated-Temperature “Inert” Strength

S. R. Choi, J. P. Gyekenyesi

J. Eng. Gas Turbines Power. January 1999, 121(1): 18–24.

DOI: https://doi.org/10.1115/1.2816306

Published Online: January 1, 1999

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Topics: Ceramics, Fracture toughness, Temperature, Fracture (Materials), Silicon, Testing equipment, Silicon nitride ceramics, Composite materials, Failure, Fatigue

Journal Articles

Fatigue Strength as a Function of Preloading in Dynamic Fatigue Testing of Glass and Ceramics

S. R. Choi, J. P. Gyekenyesi

J. Eng. Gas Turbines Power. July 1997, 119(3): 493–499.

DOI: https://doi.org/10.1115/1.2817011

Published Online: July 1, 1997

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Topics: Ceramics, Fatigue strength, Fatigue testing, Glass, Fatigue, Testing, Failure, Fracture (Materials), Stress, Temperature

Journal Articles

Reliability Analysis of Uniaxially Ground Brittle Materials

J. A. Salem, N. N. Nemeth, L. M. Powers, S. R. Choi

J. Eng. Gas Turbines Power. October 1996, 118(4): 863–871.

DOI: https://doi.org/10.1115/1.2817007

Published Online: October 1, 1996

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Topics: Annealing, Bending (Stress), Bending strength, Brittleness, Damage, Event history analysis, Failure, Fractography, Fracture (Materials), Fracture toughness

Journal Articles

Analysis of a Kinked Interfacial Crack Under Out-of-Plane Shear

S. R. Choi, K. S. Lee, Y. Y. Earmme

J. Appl. Mech. March 1994, 61(1): 38–44.

DOI: https://doi.org/10.1115/1.2901418

Published Online: March 1, 1994

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Topics: Fracture (Materials), Shear (Mechanics), Stress

Journal Articles

Blade Tip Geometry—A Factor in Abrading Sintered Seal Material

J. Wolak, A. F. Emery, S. Etemad, S. R. Choi

J. Tribol. October 1984, 106(4): 527–533.

DOI: https://doi.org/10.1115/1.3260976

Published Online: October 1, 1984

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Topics: Blades, Geometry, Sealants, Particulate matter, Cutting tools, Metals, Nickel, Plasmas (Ionized gases), Rotating blades, Titanium

Journal Articles

Closure to “Discussions of ‘Preliminary Results on the Abradability of Porous, Sintered Seal Material’” (1983, ASME J. Lubr. Technol., 105, pp. 581–582)

J. Wolak, A. F. Emery, S. Etemad, S. R. Choi

J. Tribol. October 1983, 105(4): 582–584.

DOI: https://doi.org/10.1115/1.3254680

Published Online: October 1, 1983

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Journal Articles

Preliminary Results on the Abradability of Porous, Sintered Seal Material

J. Wolak, A. F. Emery, S. Etemad, S. R. Choi

J. Tribol. October 1983, 105(4): 576–581.

DOI: https://doi.org/10.1115/1.3254677

Published Online: October 1, 1983

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Topics: Sealants, Blades, Temperature, Wear, Dynamometers, Nickel, Plasmas (Ionized gases), Rotating blades, Shear (Mechanics), Stiffness