History dependence of the microstructure on time-dependent deformation during in-situ cooling of a nickel-based single-crystal superalloy

• Main Authors: Panwisawas, Chinnapat, D’Souza, Neil, Collins, David M., Bhowmik, Ayan, Roebuck, Bryan
• Other Authors: School of Mechanical and Aerospace Engineering
• Format: Article
• Language: English
• Published: 2019
• Subjects: Engineering::Mechanical engineering; In-situ Cooling; Microstructure
• Online Access: https://hdl.handle.net/10356/106382; http://hdl.handle.net/10220/49598
• Institution: Nanyang Technological University

Time-dependent plastic deformation through stress relaxation and creep deformation during in-situ cooling of the as-cast single-crystal superalloy CMSX-4® has been studied via neutron diffraction, transmission electron microscopy, electro-thermal miniature testing, and analytical modeling across two...