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New photon-avalanching nanoparticles could enable next-generation optical computers

Researchers developed new photon avalanching nanoparticles that exhibit high nonlinearities, overcoming challenges in realizing intrinsic optical bistability at the nanoscale. The breakthrough paves the way for fabricating optical memory and transistors on a nanometer scale comparable to current microelectronics.

SourceDOE/Lawrence Berkeley National Laboratory·JournalNature Photonics·TypeExperimental study·DateFeb 26, 2025

Precision therapy with microbubbles

A team of ETH Zurich researchers has demonstrated how microbubbles create tiny pores in the cell membrane, allowing drugs to pass through and potentially treating brain diseases such as Alzheimer's and Parkinson's. The breakthrough was achieved using a high-speed camera and specialized microscope.

SourceETH Zurich·JournalNature Physics·DateFeb 21, 2025

UVA engineering professor secures federal small business grant to improve heat management in advanced microelectronics

Professor Patrick E. Hopkins of UVA School of Engineering and Applied Science has secured a $289,830 Small Business Innovation Research grant to develop a precise tool for measuring heat movement in microchips. The technology will enhance cooling and prevent overheating in next-generation devices.

Tiny new lasers fill a long-standing gap in the rainbow of visible-light colors, opening new applications

Scientists at NIST have created tiny lasers that generate light at yellow and green wavelengths, filling a long-standing gap in the visible-light spectrum. The new technology has potential applications in underwater communications, medical treatments, and quantum computing.

SourceNational Institute of Standards and Technology (NIST)·JournalLight Science & Applications·TypeExperimental study·DateAug 29, 2024

Novel ultrafast electron microscopy technique advances understanding of processes applicable to brain-like computing

Researchers developed a new technique to study charge density waves in materials, revealing two previously unobserved ways electricity can manipulate their state. The method allows for the observation of nanoscale lengths and nanosecond speeds, with potential applications in energy-efficient microelectronics.

SourceDOE/Argonne National Laboratory·JournalPhysical Review Letters·DateAug 5, 2024

New method unravels the mystery of slow electrons

Researchers have developed a new method to study slow electrons in solids, allowing for the deciphering of previously inaccessible information. By combining data from fast and slow electrons, scientists can now investigate how electrons release energy in their interaction with materials, crucial for applications such as cancer therapy ...

SourceVienna University of Technology·JournalPhysical Review Letters·TypeExperimental study·DateMay 13, 2024

NTU Singapore scientists produce innovative ultrathin and stretchable electronics with wide range of applications in health and wellness

Researchers at Nanyang Technological University, Singapore, have created soft electronic sensors that can detect bioelectric signals from skin, muscles, and organs. These sensors empower individuals with limb disabilities to control robotic prostheses, machinery, and motorized wheelchairs using alternative muscle movements.

Electrons take flight at the nanoscale

A new device design inspires improved integrated circuit designs by visualizing electric current flow lines around sharp bends. The research enables better understanding of heat generation in electronic devices, leading to more efficient circuit creation and reduced risk of overheating.

SourceUniversity of California - Riverside·JournalProceedings of the National Academy of Sciences·TypeExperimental study·DateSep 18, 2023

A new LED design for next-level realism in immersive displays

Researchers from Meijo University and King Abdullah University of Science and Technology have developed high-performance micro-LEDs capable of meeting the brightness and definition demands of modern immersive reality technologies. The LEDs use gallium indium nitride semiconductors and can produce full-color imaging at high resolution.

SourceMeijo University·JournalApplied Physics Express·TypeExperimental study·DateSep 7, 2023

Ingestible electroceutical capsule shows promise for treating gastrointestinal conditions

Researchers from Brigham and Women's Hospital developed an ingestible capsule, known as the FLASH system, which electronically stimulates key hunger hormone ghrelin in pigs. The system has potential applications for treating gastrointestinal disorders and is a promising alternative to traditional treatments.

SourceBrigham and Women's Hospital·JournalScience Robotics·TypeObservational study·DateApr 26, 2023

Highly charged ions melt nano gold nuggets

Scientists at TU Wien have developed a technique to control the shape and size of nano gold structures using highly charged ions. The experiment shows that the impact force is not the decisive factor, but rather the electrical charge of the ions, which deposits energy at the point of impact and disrupts the crystal structure of the gold.

SourceVienna University of Technology·JournalSmall·TypeExperimental study·DateMar 28, 2023