QQ Ren R&D Associate Contact 865.341.3261 | RENQ@ORNL.GOV All Publications Understanding the influence of boron in additively manufactured GammaPrint®-700 CoNi-based superalloy Leveraging Additive Manufacturing to Fabricate High Temperature Alloys With Co-Designed Mechanical Properties and Environment... Multiscale characterization of an additively manufactured property graded Ni-base alloy for molten-salts\supercritical-CO2 heat exchangers LEVERAGING ADDITIVE MANUFACTURING TO FABRICATE HIGH TEMPERATURE ALLOYS WITH CO-DESIGNED MECHANICAL PROPERTIES AND ENVIRONMENTAL RESISTANCE Challenges in computationally designing high temperature Fe-based austenitic alloys: Addressing the role of Ni additions Minor Elements and Solidification Cracking During Laser Powder-Bed Fusion of a High γ′ CoNi-Base Superalloy Sigma phase evolution and nucleation mechanisms revealed by atom probe tomography in a 347H stainless steel Role of Cr Content in Microstructure, Creep, and Oxidation Resistance of Alumina-Forming Austenitic Alloys at 850–900 °C Creep Behavior and Phase Equilibria in Model Precipitate Strengthened Alumina-Forming Austenitic Alloys Measuring oxygen solubility in Ni grains and boundaries after oxidation using atom probe tomography Concurrent Precipitation of Nb(C,N) and Metastable M23C6 in Alloy 347H at 700°C and 750°C: Computer Simulations and Comparison to Experiment Concurrent Precipitation of Nb(C,N) and Metastable M23C6 in Alloy 347H at 700°C and 750°C: Computer Simulations and Compari... Key Links Organizations Physical Sciences Directorate Materials Science and Technology Division Materials Structure and Processing Science Section Alloy Behavior and Design Group