March 2021 * Vol. 45 No. 3 Contents Features 12 10 Products of Tomorrow 16 Perseverance on Mars: The Journey Begins 24 SAE WCX™ Digital Summit Preview 59 Facility Focus 64 NASA Spinoff: Airport Communications Come into the Digital Age 24 Tech Briefs 32 Electrical/Electronics 32 System Standardization Streamlines Industrial Designs 34 Sensor Material Enables Stretchable Electronics to Perform Better Under Strain 35 Method Checks Electronic Properties of Oxide Materials 36 Semiconductor Detector Identifies Radioactive Isotopes with High Resolution 36 Transistor Design Disguises Key Computer Chips from Hackers 38 Aeronautics 38 Charging Port for Autonomous Drone Swarms 38 Algorithms Improve Quadrotor Drone Performance 40 Obstacle-Avoiding Drone Uses Live Moth Antenna 59 Departments 8 UpFront 12 5 Ws 14 Q&A 63 Advertisers Index 41 Keeping Drones Flying When a Motor Fails 42 Prototype Fuel Gauge for Orbit 44 Materials & Coatings 44 Lightweight, Hypersonic, Thermal Protection Material 44 3D-Printed Smart Gel Changes Shape When Exposed to Light 45 Stacking and Twisting Graphene Unlocks a Rare Form of Magnetism Special Section 46 Glue Activated by Magnetic Field Technology Leaders in IoT/IIoT 46 Process Turns Plastic Bags into Adhesives New for Design Engineers 56 26 New on the Market Why Traceability is an Essential Foundation for IIoT-Enabled Manufacturing Systems (Tech Briefs continued on page 6) 4 www.techbriefs.com Cov ToC Tech Briefs, March 2021http://www.techbriefs.com