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Inside this issue
Features
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Application Briefs
Advancing Hybrid-Electric Propulsion Systems for Sustainable Flight
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NASA Spinoff
Tech Briefs
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Test & Measurement
All-in-One Test for COVID-19 Monitoring
LEDs Can Detect Spoiled Food and Lethal Gases
Inexpensive Portable Detector Identifies Pathogens in Minutes
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Bio-Medical
Handheld 3D Skin Printer Accelerates Healing of Burns
Wearable Patch to Treat Melanoma
Tool Can Diagnose Strokes with a Smartphone
Soft Contact Lenses Monitor Ocular Diseases
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Software
Computer Vision App for Monitoring Diabetes
AI Technology Foils Cyberattacks
Simulations Provide Understanding of Spacecraft Landing Dynamics
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Materials
Woven Nanotube Fibers Turn Heat into Power
Three-Layer Method Makes Plastic More Transparent and Adds Electrical Conductivity
Liquid Metal Coating Creates Effective Antiviral, Antimicrobial Fabric
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Electronics & Computers
Self-Sustaining, Intelligent Electronic Microsystems from “Green” Material
Sensitive Method for Detecting Transistor Defects
Turning Thermal Energy into Electricity
Charging Room System Provides Electricity Over the Air
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Propulsion
Power Processing Unit for Small Spacecraft Electric Propulsion
Process Converts Ethanol to Jet Fuel
Propulsion System for Hypersonic Flight
Simple, Fuel-Efficient Rocket Engine for Cheaper, Lighter Spacecraft
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Sustainable Technologies
3D-Printed Graphene Aerogels for Water Treatment
Gel-Like Fluid Prevents Wildfires
Self-Powered Alarm Monitors Fires and the Environment
Tires and Building Rubble Combine to Form a Sustainable Road-Making Material
Products
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Briefs
Artificial Intelligence Magnifies the Utility of Electron Microscopes
Using Magnets to Toggle Nanolasers Leads to Better Photonics
NIST Improves the Ability of Optical Microscopes to Measure the Volume of Microdroplets
New Device Modulates Visible Light with the Smallest Footprint and Lowest Power Consumption
An Innovative Imaging Technique for Dynamic Optical Nanothermometry
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Products
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Technology Leaders
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Briefs
New Thermal Wave Diagnostic Technique Advances Battery Performance Testing
Nanoscale Sensors Measure Elusive Water Levels in Leaves
Neural Implant Monitors Multiple Brain Areas at Once
Wirelessly Power Multiple Wearable Devices Using a Single Source
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Products