Articles: Electronics & Computers
This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...
Articles: Motion Control
Electromagnetic compatibility (EMC) in frequency converters can be very problematic if not addressed properly in the initial design. EMC ensures the proper operation of devices to avoid negative...
Briefs: Manufacturing & Prototyping
Engineers have developed a simple method for producing high-quality graphene that can be used in next-generation electronic and energy devices. The method essentially bakes the compound in a...
Briefs: Robotics, Automation & Control
Extreme temperatures are hard for mechanical components to endure without degrading. To address the problem, researchers at MIT worked with several other universities to develop a new way...
Briefs: Sensors/Data Acquisition
A voltage detector chip was developed that requires only a few trillionths of a Watt (picowatts) to activate other circuits, enabling engineers to design sensors that continuously listen, without...
Articles: Materials
This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...
Briefs: Energy
Three-Dimensional Zinc Electrode Architectures for High-Performance Batteries
Zinc-based batteries offer a safe, inexpensive alternative to fire-prone lithium-based batteries, yet have been historically limited by poor rechargeability. A 3D zinc (Zn) “sponge” electrode architecture was developed comprising interpenetrating networks of Zn...
Briefs: Energy
A bacteria-powered battery that can power disposable electronics has been created on a single sheet of paper. The manufacturing technique reduces fabrication time and cost, and...
Briefs: Test & Measurement
The dependability of energy storage devices — particularly batteries — is becoming increasingly important to consumers, industry, and the military. As battery technology becomes more complex and users'...
Briefs: Energy
Battery safety is key to the acceptance and penetration of electric vehicles into the marketplace. When battery internal shorts occur, they tend to surface without...
Articles: Materials
This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...
Briefs: Green Design & Manufacturing
WX Subsystem Weather Station
The WX Subsystem Weather Station was designed for use as part of the Weather Instrumentation (WX) Subsystem for the Constellation Program (CxP) to be implemented in the Launch Complex 39B at Kennedy Space Center. The weather stations need to be rugged, robust, and reliable. Although this equipment is not to be...
Briefs: Electronics & Computers
NASA Langley Research Center has developed a wireless, connection-free, open-circuit technology that can be used for developing electrical devices such...
Articles: Motion Control
There is always a need to increase production in automation applications. Sometimes achieving improvements requires breaking the process down to its fundamental basics....
Briefs: Energy
Solid-State Lithium Sulfur Battery
Sulfur is a promising cathode for lithium batteries due to its high theoretical specific capacity (1673 mAh/g), low cost, and environmental friendliness. With a high specific energy density of 2500 Wh/kg, which is a five times greater energy density than a conventional Li-ion battery, Li-S batteries hold great...
Briefs: Energy
Standardized Heating Method to Trigger and Prevent Thermal Runaway Propagation in Lithium-Ion Batteries
Lithium-ion (Li-ion) cells are increasingly used in high-voltage and high-capacity modules. The Li-ion chemistry has the highest energy density of all rechargeable battery chemistries, but associated with that energy is the issue of...
Briefs: Automotive
High-Voltage Supercapacitors for Improved Energy Density Hybrid Power Sources
Both the aerospace and automotive industries depend increasingly on electrochemical energy storage. Reduction in mass, increase in energy, and increase in power can benefit both of these areas dramatically. Supercapacitors are currently under consideration for use in...
Articles: Manufacturing & Prototyping
This column presents technologies that have applications in commercial areas, possibly creating the products of tomorrow. To learn more about each technology, see the contact information provided for that...
Articles: Electronics & Computers
The need for low-cost and environmentally friendly processes for fabricating printable electronics and biosensor chips is rapidly growing. NASA has...
Briefs: Electronics & Computers
Larger-Area Integrated Electrical Metallization Dielectric Structures with Stress-Managed Unit Cells for Extreme- Environment Semiconductor Electronics Chips
The use of patterned multiple layers of thin films of metal and dielectric to form integrated circuit interconnections of transistors and/or form on-chip circuit capacitors is well known to...
Articles: Aerospace
The U.S. has an incredibly safe aviation system, partly because safety concerns are identified and corrected before they become real problems. NASA’s Aviation Safety Reporting System (ASRS) is...
Briefs: Electronics & Computers
ADC-DC converter that can operate from a high input voltage is needed for future high-power space applications. However, the selection of space-qualified, high-voltage transistors and...
Briefs: Electronics & Computers
NASA’s Glenn Research Center has developed nanoionic-based radio frequency (RF) switches for use in devices that rely on low-power RF transmissions, such as automotive systems, RFID...
Articles: Imaging
At NASA’s White Sands Test Facility, Donald Henderson and his team spend much of their days shooting projectiles at 15,700 miles per hour....
Briefs: Manufacturing & Prototyping
NASA has developed a versatile method and associated apparatus for constructing and using a conductive filament in various applications of 3D printing. It uses an attractive polymer...
Articles: Automotive
Thomas Healy, RF Culbertson, AJ Emanuele, Morgan Culbertson, Wilson Sa, Pam Culbertson, Chad Saylor, Len...
Briefs: Electronics & Computers
Method of Forming Textured Silicon Substrate by Maskless Cryogenic Etching
NASA’s Jet Propulsion Laboratory has developed an advanced energy-storage device to accommodate portable devices, minimize emissions from automobiles, and enable more challenging space missions. The use of silicon for the anode of lithium ion (Li-ion) batteries is...
Briefs: Energy
Preventing Cell-to-Cell Thermal Runaway in Lithium-Ion Battery Modules
Lithium-ion (Li-ion) cells are increasingly used in high-voltage and high-capacity modules. The Li-ion chemistry has the highest energy density of all rechargeable battery chemistries, but associated with that energy is the issue of catastrophic thermal runaway with a fire....
Articles: Propulsion
Electrochemical capacitors, or supercapacitors, have gained intense interest as an alternative to traditional energy storage devices. Applications for supercapacitors range from...
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