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New insight into unconventional superconductivity

Researchers at PSI's Laboratory for Muon Spin Spectroscopy have discovered strong evidence of exotic charge order and orbital currents in a correlated kagome superconductor. The findings provide a new insight into unconventional superconductivity and its relationship with the quantum anomalous Hall effect.

SourcePaul Scherrer Institute·JournalNature·TypeExperimental study·DateFeb 9, 2022

Groundbreaking research produces record levels of strain in single-crystal silicon, which could lead to phones with smoke detector technology

The University of Surrey researchers have developed a method to generate up to 3.1% biaxial strain and 8.5% uniaxial strain in single-crystal silicon using ion implantation, which could lead to the development of germanium lasers and near-infrared sensors for smartphones.

SourceUniversity of Surrey·JournalPhysical Review Materials·TypeExperimental study·DateJan 18, 2022

Edge processing research takes Surrey discovery closer to use in artificial intelligence networks

Researchers at the University of Surrey have successfully demonstrated the use of multimodal transistors in artificial neural networks, achieving practically identical classification accuracy as pure ReLU implementations. The study paves the way for thin-film decision and classification circuits, which could be used in more complex AI ...

SourceUniversity of Surrey·JournalScientific Reports·TypeComputational simulation/modeling·DateJan 17, 2022

Terahertz radiation source: Compact and simple

A novel, simple, and extremely compact terahertz radiation source has been developed at TU Wien, enabling high intensities and small size. The technology uses resonant-tunnelling diodes and can be used in various applications such as material testing, airport security control, radio astronomy, and chemical sensors.

SourceVienna University of Technology·JournalApplied Physics Letters·TypeExperimental study·DateJan 11, 2022

Negative capacitance in topological transistors could reduce computing’s unsustainable energy load

Researchers have discovered that negative capacitance in topological transistors can switch at lower voltage, potentially reducing energy losses. This new design could help alleviate the unsustainable energy load of computing, which consumes about 8% of global electricity supply.

Intelligent transistor developed at TU Wien

Scientists at TU Wien have developed a novel germanium-based transistor with the ability to perform different logical tasks, offering improved adaptability and flexibility in chip design. This technology has potential applications in artificial intelligence, neural networks, and logic circuits that work with more than just 0 and 1.

SourceVienna University of Technology·JournalACS Nano·TypeExperimental study·DateDec 1, 2021

Gwangju Institute of Science and Technology makes breakthrough on new electronic material

Researchers at GIST have made a breakthrough in creating a perovskite material with easily tunable electrical properties. The study used ambient pressure X-ray photoelectron spectroscopy and low energy electron diffraction to investigate the effects of fabrication conditions on the material's surface.

SourceGIST (Gwangju Institute of Science and Technology)·JournalJournal of Materials Chemistry C·TypeExperimental study·DateNov 16, 2021

Why the world needs a better LED light bulb

Researchers have developed a new light-emitting material that doubles the intensity of existing LEDs while also being more energy-efficient. The material, cerium-doped zinc oxide, has the potential to be used in commercial LED lighting applications and could make lighting more affordable for households and businesses worldwide.

SourceUniversity of Johannesburg·JournalJournal of Luminescence·TypeExperimental study·DateNov 8, 2021

New solution for low cost, light-weight and compact wireless transfer devices

Researchers at Kobe University have developed a novel power control system for wireless power transfer, enabling precise and efficient energy transfer while reducing circuit components and costs. The system uses resonant frequency tracking and load impedance regulation to minimize power losses.

SourceKobe University·JournalIEEE Journal of Emerging and Selected Topics in Industrial Electronics·TypeExperimental study·DateOct 18, 2021

Tuning flexible circuits with light

A team of researchers has developed a method to precisely modify electronic properties using ultraviolet light, enabling the creation of flexible circuits that can be used in real-time healthcare monitoring and data processing. This breakthrough technology may lead to the development of ultra-lightweight wearable healthcare devices and...

SourceOsaka University·JournalAdvanced Materials·TypeExperimental study·DateSep 21, 2021

Nano-scale discovery could help to cool down overheating in electronics

Researchers at CU Boulder have discovered a way to cool down ultra-small heat sources by packing them closer together, using computational simulations to track the passage of heat. The findings highlight the challenges of designing efficient electronic devices and could lead to faster cooling in future tech.

SourceUniversity of Colorado at Boulder·JournalProceedings of the National Academy of Sciences·TypeComputational simulation/modeling·DateSep 20, 2021

Star attraction: Magnetism generated by star-like arrangement of molecules

A new study reveals the emergence of magnetism in a 2D organic material due to strong electron-electron interactions in its unique star-like atomic-scale structure. The findings have potential applications in next-generation electronics based on organic nanomaterials.

SourceARC Centre of Excellence in Future Low-Energy Electronics Technologies·JournalAdvanced Functional Materials·TypeExperimental study·DateSep 12, 2021

Ferroelectrics everywhere?

Researchers have identified a new family of ferroelectric materials, including magnesium-substituted zinc oxide, that can be used for low-energy digital storage. These materials have the potential to revolutionize information and energy storage, offering improved performance and reduced power consumption.

SourcePenn State·JournalJournal of Applied Physics·DateAug 31, 2021

A solid favor for researchers: A new way to investigate the electric double layer effect

Scientists at Tokyo University of Science develop a new methodology to investigate the elusive electric double layer (EDL) effect in all-solid-state batteries. The study reveals that the EDL effect is dominated by the electrolyte's composition and can be suppressed through charge compensation, leading to improved performance.

SourceTokyo University of Science·JournalCommunications Chemistry·TypeExperimental study·DateAug 26, 2021

Heavily enriched: An energy-efficient way of enriching hydrogen isotopes in silicon

Researchers at Nagoya City University find a fourfold increase in surface deuterium atoms on nanocrystalline silicon, paving the way for sustainable deuterium enrichment protocols. The efficient exchange reaction could lead to more durable semiconductor technology and potentially purify tritium contaminated water.

SourceNagoya City University·JournalPhysical Review Materials·TypeExperimental study·DateAug 16, 2021

An artificial ionic neuron for tomorrow's electronic memories

Researchers have created an artificial neuron that uses ions instead of electrons for information transmission, achieving a similar energy efficiency as the human brain. The device's ion channels and clusters replicate those found in neurons, allowing for the emission of action potentials and transmission of information.

SourceCNRS·JournalScience·DateAug 6, 2021

World’s first transparent fiber–millimeter-wave–fiber system in 100-GHz band using low-loss optical modulator and direct photonic down-conversion

Researchers developed the first transparent fiber–millimeter-wave–fiber system in the 100-GHz band using a low-loss broadband optical modulator with direct photonic down-conversion. The system successfully demonstrated high-speed transmission of over 70 Gbit/s over a wired and wireless converged system.

First direct band gap measurements of wide-gap hydrogen using inelastic X-ray scattering

Researchers have made the first direct measurements of the electronic band and gap of solid hydrogen up to 90 GPa using inelastic X-ray scattering. The study found that the electronic band gap decreased linearly from 10.9 eV to 6.57 eV as pressure increased, with a densification factor of 8.6.

AI uncovers new details about Old Master paintings

Researchers used a newly developed algorithm to study mixed x-ray images of the Ghent Altarpiece, separating features from the front and back of the painting's double-sided panels. The analysis improved our understanding of art masterpieces and provided new opportunities for art investigation, conservation, and presentation.

SourceUniversity College London·JournalScience Advances·DateAug 30, 2019

Texas A&M researcher makes breakthrough discovery in stretchable electronics materials

Researchers at Texas A⚬M University discovered a new type of fracture in silicone elastomer that allows for greater stretchability and resistance to tears. This breakthrough could lead to the development of more tear- and fracture-resistant materials for applications in healthcare, energy and military industries.

SourceTexas A&M University·JournalProceedings of the National Academy of Sciences·DateMay 29, 2019

Keeping GPUs young

TU Wien and UC Irvine's chip management method improves GPU performance by slowing down the aging process in more than 95% of cases. The technique distributes tasks among cores to minimize physical stress, increasing overall system speed.

SourceVienna University of Technology·JournalIEEE Transactions on Computers·DateMar 12, 2018