The experimental demonstration of topological dissipation in photonic resonators
So far, physicists have primarily studied topological phases in conservatively coupled systems. These are systems with dynamics that do not dissipate and a phase space that does not shrink over time. They are in stark contrast with dissipative system.....»»
Newest Version of Systemd Includes Experimental Feature for A/B-Style Updating
"Let's popularize image-based OSes," writes Lennart Poettering, "with modernized security properties built around immutability, SecureBoot, TPM2, adaptability, auto-updating, factory reset, uniformity — built from traditional distribution packa.....»»
BlackBerry partners with NXP Semiconductors to help companies prepare for post-quantum cyber attacks
BlackBerry announced it will provide support for quantum-resistant secure boot signatures for NXP Semiconductors‘ crypto-agile S32G vehicle networking processors in a demonstration to illustrate how to mitigate the risk of potential quantum com.....»»
Scientists develop method for seasonal prediction of wildfires in the US West
This summer's western wildfire season is likely to be more severe than average but not as devastating as last year's near-record, according to an experimental prediction method developed by scientists at the National Center for Atmospheric Research (.....»»
Researchers find imperfections provide protection for system symmetry
An international research collaboration has discovered how to exploit certain defects to protect confined energy in acoustics systems. Their experimental approach provides a versatile platform to create at-will defects for further theoretical validat.....»»
Nuclear Fusion Is Already Facing a Fuel Crisis
It doesn’t even work yet, but nuclear fusion has encountered a shortage of tritium, the key fuel source for the most prominent experimental reactors......»»
Quasi-symmetry in CoSi reveals new type of topological material
Ever since the discovery of the quantum Hall effect (Nobel Prize 1985), symmetry has been the guiding principle in the search for topological materials. Now an international team of researchers from Germany, Switzerland, and the U.S. has introduced a.....»»
Researchers create photonic materials for powerful, efficient light-based computing
University of Central Florida researchers are developing new photonic materials that could one day help enable low power, ultra-fast, light-based computing......»»
On-chip photodetection: Two-dimensional material heterojunctions
Photonic integrated circuits (PICs) use photons as information carriers and are expected to solve the bottleneck problems of microelectronic chips in terms of speed, power consumption and integration density with their advantages of ultra-high transm.....»»
New nanomechanical oscillators with record-low loss
The vibrational modes of nanomechanical resonators are analogous to different notes of a guitar string and have similar properties such as frequency (pitch) and lifetime. The lifetime is characterized by the quality factor, which is the number of tim.....»»
Quantum one-way street in topological insulator nanowires
Very thin wires made of a topological insulator could enable highly stable qubits, the building blocks of future quantum computers. Scientists see a new result in topological insulator devices as an important step towards realizing the technology's p.....»»
Ultrafast dynamics of topological material probed under pressure
A team led by Prof. Su Fuhai from the Hefei Institutes of Physical Science (HFIPS) of the Chinese Academy of Sciences (CAS), together with researchers from the Aerospace Information Research Institute, and the Center for High Pressure Science and Tec.....»»
Google Shows Early Preview of Augmented Reality Glasses
Alphabet's Google, which failed to find a consumer audience for its internet-connected glasses about a decade ago, on Wednesday presented a prototype of augmented reality glasses aimed at the general public. Bloomberg: In a brief demonstration at its.....»»
Photosynthesis unaffected by increasing carbon dioxide channels in plant membranes
Modifying photosynthesis has increasingly been a research target to improve crop yields to feed a growing global population in the face of climate change and other environmental factors. In a recent study, published in the Journal of Experimental Bot.....»»
Research on the photonic crystal topological state beyond the optical diffraction limit
A new publication from Opto-Electronic Advances considers research on photonic crystal topological states beyond the optical diffraction limit......»»
Scientists invent topological-cavity surface-emitting laser
Semiconductor lasers are the most widely used lasers due to their compact size, high efficiency, low cost and wide spectra. But they suffer low output power and low beam quality—two specifications difficult to improve simultaneously. For example, a.....»»
Hydrogen-tuned topological insulators may lead to new platforms in sustainable quantum electronics
A team led by City College of New York physicist Lia Krusin-Elbaum is behind research that could open a breadth of new quantum device platforms for harnessing emergent topological states for nano-spintronics and fault-tolerant quantum computing......»»
Thirty years of climate research funding has overlooked the potential of experimental transformative technologies
A new study from the University of Sussex Business School reveals the technologies and academic disciplines that are being overlooked by research funders in the global fight against climate change......»»
Photonic slide rule: Simultaneous resolving of wavelength and polarization state
Mid-wavelength infrared (MWIR) is a unique regime with various potential applications in fingerprint detections. It is also one of three atmospheric transmission windows that shows significant possibilities in low-light-level night vision and free-sp.....»»
Snapchat"s Evan Spiegel Dismisses Facebook"s Metaverse as "Hypothetical"
The Snapchat founder, Evan Spiegel, has dismissed Facebook's "metaverse" ambitions as "ambiguous and hypothetical" as he announced a raft of new augmented reality features coming to phones and Snap's experimental AR Spectacles over the next year. The.....»»
You can now buy the experimental & sleek Dell XPS 13 Plus
The Dell XPS 13 Plus features both welcome and controversial design choices. You should know what you're getting yourself into before buying......»»