Electrical/​Electronics

Access our comprehensive library of electrical and electronics technical briefs from engineering experts at NASA and major government, university, and commercial laboratories.

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Briefs: Electronics & Computers
Engineers have invented a new architecture for quantum computing based on novel “flip-flop” qubits. The new chip design allows for a silicon quantum processor that can be scaled...
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Briefs: Electronics & Computers
Printable electronics — flexible circuitry that is deposited on some type of plastic substrate — has been a major area of research for decades. But the ability to print the substrate itself...
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Briefs: Electronics & Computers
Electronic devices are getting smaller and more energy-efficient, meaning that they are more susceptible to single event upsets (SEUs) — malfunctions caused by particles in the atmosphere...
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Briefs: Electronics & Computers
Device for and Method of Computer Intrusion Anticipation, Detection, and Remediation
Initially, relatively powerful computers were constructed as unique mainframes operated by larger corporations on isolated networks. Then, computers with modest amounts of computing power were made available to individuals as standalone personal computers. The...
Briefs: Electronics & Computers
Integrated Three-Dimensional Module Heat Exchanger for Power Electronics Cooling
Critical elements in the operation of electric drive systems are power electronics and power semiconductor packages. Improving thermal management of power electronics can help reduce the cost, weight, and volume of electric drive systems, and thus increase market...
Briefs: Electronics & Computers
A method was created for electroless deposition of conformal ultrathin (<20 nm) metal oxides on the high-surface-area walls of commercial carbon nanofoam papers, typically 0.1–0.3 mm thick. The resulting...
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Briefs: Electronics & Computers
Interest in wearable electronics for continuous, long-term health and performance monitoring is rapidly increasing. The reduction in power levels consumed by sensors and electronic...
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Briefs: Electronics & Computers
Printed electronics must be heated to melt all the nanoparticles together into a single conductive wire, making it impossible to print circuits on inexpensive plastics or paper. A study...
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Briefs: Electronics & Computers
Electrically Conducting Nanoscale Sheets for Reconfigurable Electronics
Almost all aspects of modern life, such as communications and healthcare, depend on microelectronic devices. The demand for more powerful, smaller technology keeps growing, meaning that the tiniest devices are now composed of just a few atoms. One way to solve the problem of...
Briefs: Electronics & Computers
Fields ranging from autonomous driving to personalized medicine are generating huge amounts of data. But just as the flood of data is reaching massive proportions, the ability of computer chips to...
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Briefs: Electronics & Computers
Front-end electronics for capacitive sensors typically include a preamplifier followed by a filter. The preamplifier provides low-noise amplification of the signals induced in the sensor electrodes....
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Briefs: Power
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...
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Briefs: Mechanical & Fluid Systems
Heat exchangers are used for the transfer of heat between two or more media. The media may be separated by a solid wall so that they never mix, or they may be in direct contact. Heat exchangers may be used in HVAC systems, power...
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Briefs: Manufacturing & Prototyping
A number of instruments have been built to obtain range images — a two-dimensional array of numbers that gives the depth of a scene along many directions from a central point in the instrument. Instead of measuring the...
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Briefs: Electronics & Computers
End-of-life electronic devices such as smartphones, computers, televisions, and other electronics contain significant amounts of valuable metals including base metals (zinc, tin, lead, nickel, and...
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Briefs: Electronics & Computers
The huge demand for switching components exceeding silicon's (Si) current density limitation of 200 A/cm2 has pushed the enhancement of alternative semiconductor materials such as...
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Briefs: Electronics & Computers
Tufts University engineers have invented a chip-sized, high-speed modulator that operates at terahertz (THz) frequencies at room temperature and at low voltages without consuming DC...
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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 as...
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Briefs: Electronics & Computers
Purely electrical memory chips commonly used today are volatile and their state must be continuously refreshed, which requires a lot of energy. An alternative to these electrical memory...
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Briefs: Electronics & Computers
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 both...
Briefs: Electronics & Computers
Researchers at North Carolina State University have developed nonlinear chaos-based integrated circuits that enable computer chips to perform multiple functions with fewer transistors. These integrated...
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Briefs: Electronics & Computers
Sandia National Laboratories researchers designed a cooling system for supercomputer centers that is expected to save four to five million gallons of water annually in New Mexico if...
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Briefs: Electronics & Computers
Researchers at the University of Wisconsin-Madison created computer chips that can be configured to perform complex calculations and store massive amounts of information within the same...
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Briefs: Electronics & Computers
Printed Circuit Board Design Software Helps Create New Energy Solutions
Founded in 2006, Eagle Harbor Technologies (EHT) delivers high-quality pulsed power solutions to organizations such as the Department of Energy (DoE), NASA, and the United States Navy. From its headquarters in Seattle, WA, EHT offers a full suite of pulsed power products to...
Briefs: Electronics & Computers
Princeton University researchers have built a device in which a single electron can pass its quantum information to a particle of light. The particle of light, or photon, then acts as a...
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Briefs: Electronics & Computers
The laws of physics have set a 5-nanometer threshold on the size of transistor gates among conventional semiconductors, about one-quarter the size of high-end, 20-nanometer-gate...
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Briefs: Test & Measurement
Before a new high-power semiconductor device can be used for industrial applications, it must be thoroughly tested to determine if it will survive environmental stresses and continue to meet...
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Briefs: Electronics & Computers
NASA Langley Research Center’s Electric Field Imaging (EFI) system is the only noncontact method capable of quantitatively measuring the magnitude and direction of electrostatic fields...
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