Power/Performance Bits: June 4


Flexible high-temp dielectric Researchers at Rice University, Georgia Institute of Technology, and Cornell University developed a new high-temperature dielectric nanocomposite for flexible electronics, energy storage, and electric devices that combines one-dimensional polymer nanofibers and two-dimensional boron nitride nanosheets. The polymer nanofibers act as a structural reinforcement, w... » read more

Manufacturing Bits: May 28


Swarming autonomous blimps The U.S. Naval Research Laboratory (NRL) is exploring the development of miniature autonomous blimps, a technology that could pave the way towards a new form of military swarming technology. Initially, NRL developed 30 miniature autonomous blimps. The goal is to test the interaction and swarming behavior of these autonomous systems. Georgia Institute of Technology... » read more

System Bits: May 28


Home robotics get cozier Cornell University’s Guy Hoffman was perplexed when he first saw social robots in stores. “I noticed a lot of them had a very similar kind of feature – white and plasticky, designed like consumer electronic devices,” said Hoffman, assistant professor and the Mills Family Faculty Fellow in the Sibley School of Mechanical and Aerospace Engineering. “Especial... » read more

Power/Performance Bits: May 28


Archival storage Researchers at Harvard University and Northwestern University propose a method of long-lived archival data storage using low-weight molecules. DNA has been explored as a method of archival storage, but the researchers argue that it is inadequate, as the DNA macromolecule is large and requires skilled, repetitive labor to encode and read. Instead, the researchers turned... » read more

Manufacturing Bits: May 21


World’s loudest underwater sound A group of researchers hit tiny jets of water with a high-power X-ray laser, creating a record for the world’s loudest underwater sound. The intensity of the blast resulted in an underwater sound with an intensity greater than 270 decibels (dB). That’s greater than the intensity of a rocket launch or equivalent of creating electrical power for a city o... » read more

System Bits: May 21


Washable, wearable energy devices for clothing Researchers at the University of Cambridge collaborated with colleagues at China’s Jiangnan University to develop wearable electronic components that could be woven into fabrics for clothing, suitable for energy conversion, flexible circuits, health-care monitoring, and other applications. Graphene and other materials can be directly incorpor... » read more

Power/Performance Bits: May 21


More speculative vulnerabilities Security researchers at the Graz University of Technology, KU Leuven, Cyberus Technology, and Worcester Polytechnic Institute point to two new speculative execution vulnerabilities related to Meltdown and Spectre. The first, which they dubbed ZombieLoad, uses a similar approach to Meltdown. After preparing tasks in parallel, the processor needs to discard th... » read more

Manufacturing Bits: May 14


Radiation thermometers The National Institute of Standards and Technology (NIST) has developed a thermometer that can measure radiation within a few thousandths of a degree Celsius. The so-called Ambient-Radiation Thermometer (ART) from NIST is a new type of radiation thermometer, which measures infrared radiation (IR) given off by objects without touching them. Measuring 60 centimeters ... » read more

System Bits: May 14


Faster U.S. supercomputers on the way The U.S. Department of Energy awarded a contract for more than $600 million to Cray for an exascale supercomputer to be installed at the Oak Ridge National Laboratory during 2021. Cray will provide its Shasta architecture and Slingshot interconnect for what is dubbed the Frontier supercomputer. Advanced Micro Devices will have a key role in building the... » read more

Power/Performance Bits: May 14


Detecting malware with power monitoring Engineers at the University of Texas at Austin and North Carolina State University devised a way to detect malware in large-scale embedded computer systems by monitoring power usage and identifying unusual surges as a warning of potential infection. The method relies on an external piece of hardware that can be plugged into the system to observe and m... » read more

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