Correlative atom probe tomography and transmission electron microscopy on the study of M/A, B/A interfaces and precipitates after in situ heat treatments for a TRIP-assisted supermartensitic stainless steel and advanced high strength steel

• Grant number: 16/13466-6
• Support Opportunities: Scholarships abroad - Research Internship - Doctorate
• Start date: September 30, 2016
• End date: September 29, 2017
• Field of knowledge: Engineering - Materials and Metallurgical Engineering - Physical Metallurgy
• Principal Investigator: Paulo Roberto Mei
• Grantee: Julian David Escobar Atehortua
• Supervisor: Antonio José Ramírez Londoño
• Host Institution: Faculdade de Engenharia Mecânica (FEM). Universidade Estadual de Campinas (UNICAMP). Campinas , SP, Brazil
• Institution abroad: Ohio State University, Columbus, United States
• Associated to the scholarship: 14/20844-1 - In situ study on kinetics of phase transformations and thermal stability of retained austenite in TRIP-assisted advanced high strength steel, BP.DR

Scientific publications

(7)

(References retrieved automatically from Web of Science and SciELO through information on FAPESP grants and their corresponding numbers as mentioned in the publications by the authors)

ESCOBAR, J. D.; OLIVEIRA, J. P.; SALVADOR, C. A. F.; FARIA, G. A.; POPLAWSKY, J. D.; RODRIGUEZ, J.; MEI, P. R.; BABU, S. S.; RAMIREZ, A. J.. Meta-equilibrium transition microstructure for maximum austenite stability and minimum hardness in a Ti-stabilized supermartensitic stainless steel. MATERIALS & DESIGN, v. 156, p. 609-621, OCT 15 2018. (16/13466-6, 14/20844-1)

ESCOBAR, J. D.; FARIA, G. A.; MAIA, E. L.; OLIVEIRA, J. P.; BOLL, T.; SEILS, S.; MEI, P. R.; RAMIREZ, A. J.. Fundamentals of isothermal austenite reversion in a Ti-stabilized 12Cr-6 Ni-2 Mo super martensitic stainless steel: Thermodynamics versus experimental assessments. ACTA MATERIALIA, v. 174, p. 246-259, AUG 1 2019. (16/13466-6, 14/20844-1)

ESCOBAR, J. D.; OLIVEIRA, J. P.; SALVADOR, C. A. F.; TSCHIPTSCHIN, A. P.; MEI, P. R.; RAMIREZ, A. J.. Double-step inter-critical tempering of a supermartensitic stainless steel: Evolution of hardness, microstructure and elemental partitioning. MATERIALS CHARACTERIZATION, v. 158, DEC 2019. (18/21251-5, 16/13466-6)

ESCOBAR, J. D.; POPLAWSKY, J. D.; FARIA, G. A.; RODRIGUEZ, J.; OLIVEIRA, J. P.; SALVADOR, C. A. F.; MEI, P. R.; BABU, S. S.; RAMIREZ, A. J.. Compositional analysis on the reverted austenite and tempered martensite in a Ti-stabilized supermartensitic stainless steel: Segregation, partitioning and carbide precipitation. MATERIALS & DESIGN, v. 140, p. 11-pg., 2018-02-15. (16/13466-6, 14/20844-1)

ESCOBAR, J. D.; OLIVEIRA, J. P.; SALVADOR, C. A. F.; FARIA, G. A.; POPLAWSKY, J. D.; RODRIGUEZ, J.; MEI, P. R.; BABU, S. S.; RAMIREZ, A. J.. Meta-equilibrium transition microstructure for maximum austenite stability and minimum hardness in a Ti-stabilized supermartensitic stainless steel. MATERIALS & DESIGN, v. 156, p. 13-pg., 2018-10-15. (16/13466-6, 14/20844-1)

ESCOBAR, J. D.; POPLAWSKY, J. D.; FARIA, G. A.; RODRIGUEZ, J.; OLIVEIRA, J. P.; SALVADOR, C. A. F.; MEI, P. R.; BABU, S. S.; RAMIREZ, A. J.. Compositional analysis on the reverted austenite and tempered martensite in a Ti-stabilized supermartensitic stainless steel: Segregation, partitioning and carbide precipitation. MATERIALS & DESIGN, v. 140, p. 95-105, FEB 15 2018. (16/13466-6, 14/20844-1)

ESCOBAR, J. D.; FARIA, G. A.; WU, L.; OLIVEIRA, J. P.; MEI, P. R.; RAMIREZ, A. J.. Austenite reversion kinetics and stability during tempering of a Ti stabilized supermartensitic stainless steel: Correlative in situ synchrotron x-ray diffraction and dilatometry. ACTA MATERIALIA, v. 138, p. 92-99, OCT 1 2017. (16/13466-6, 14/20844-1)