TECHNICAL FOCUS: IN SITU MONITORING FOR ADDITIVE MANUFACTURING F E A T U R E 24 A PERSPECTIVE ON THE ROLE OF IN SITU PROCESS MONITORING IN THE CERTIFICATION OF ADDITIVE MANUFACTURED SPACE HARDWARE ERIN LANIGAN T E C H N I C A L P A P E R S 30 THERMOCOUPLE PROCESS MONITORING FOR ADDITIVE MANUFACTURING SHANT KENDERIAN, TAIT MCLOUTH, DHRUV PATEL, AND JULIAN LOHSER 37 ULTRASONIC CHARACTERIZATION OF POROSITY IN COMPONENTS MADE BY BINDER JET ADDITIVE MANUFACTURING OLIVIA J. COOK, NANCY HUANG, ROBERT L.W. SMITHSON, CHRISTOPHER M. KUBE, ALLISON M. BEESE, AND ANDREA P. ARGÜELLES 64 THERMAL CALIBRATION OF RATIOMETRIC, ON-AXIS MELT POOL MONITORING PHOTODETECTOR SYSTEM USING TUNGSTEN STRIP LAMP BRETT DIEHL, ALBERTO CASTRO, LARS JAQUEMETTON, AND DARREN BECKETT R E V I E W P A P E R 45 A PERSPECTIVE OF THE NEEDS AND OPPORTUNITIES FOR COUPLING MATERIALS SCIENCE AND NONDESTRUCTIVE EVALUATION FOR METALS-BASED ADDITIVE MANUFACTURING M.J. QUINTANA, Y. JI, AND P.C. COLLINS APRIL 2022 VOLUME 80 • NUMBER 4 S C A N N E R 7 UPFRONT 8 INDUSTRY NEWS 12 NEW PRODUCTS Showcase: Acoustic Emission Testing 15 NDE OUTLOOK From Concept to Reality 16 NEW MEDIA 17 PATENTS ROUNDUP 18 STANDARDS UPDATE 20 RNDE ABSTRACTS S C O P E 75 LEADERSHIP 76 ASNT LAUNCHES NEW AFFILIATE PROGRAM 78 CERTIFICATION Q&A 80 SECTION NEWS Spotlight: Miami Valley 82 AWARDS & HONORS 84 PEOPLE WATCH Appointments, Milestones, New Certificate Holders 85 SOCIETY NOTES 86 AT WORK Josh de Monbrun, Subsea NDT Engineer 89 CALL FOR PAPERS R E S O U R C E S 21 NDT EVENTS 79 CONTACT ASNT 90 SERVICES & RESOURCES 96 SNAPSHOTS UT Inspection of Sand Pipeline 7 A P R I L 2 0 2 2 • M A T E R I A L S E V A L U A T I O N 3