Alice & Bob’s Cat Qubit Work Published in Nature

cat qubit

Insider Brief Alice & Bob announce the publication of its seminal research in Nature, showcasing the company’s advances in cat qubit technology. The researchers report extending the bit’s turnaround time from milliseconds to tens of seconds, thousands of times better than any other type of superconducting qubit. The researchers used the Alice & Bobs Boson … Read more

From combustion to the wave nature of heat via the telegraphic equation

From combustion to the wave nature of heat via the telegraphic equation

The Doppler effect can be heard especially clearly when a train passes. The presence of the same effect in the generalized telegraphic equation indicates the wave nature of heat transport over small distances. Credit: IFJ PAN When a train approaches or an ambulance approaches us with its siren blaring, we hear the sound at an … Read more

New method can create water levitation at much lower temperature, has implications for cooling nuclear reactors

New method can create water levitation at much lower temperature, has implications for cooling nuclear reactors

Wenge Huang inspects material samples in Jiangtao Cheng’s lab. Credit: Alex Parrish for Virginia Tech. Sprinkle a few drops of water on a hot pan and if the pan is hot enough, the water will sizzle and the water droplets will appear to swirl and float, hovering above the surface. The temperature at which this … Read more

Researchers investigate properties of novel materials for electronics operating in extremely hot environments

Researchers investigate properties of novel materials for electronics operating in extremely hot environments

Structures of AlGaN/GaN TLMs studied in this work. (a) Selectively regrown n++ ([Si]11020cm3) GaN contacts in the Ohmic region only with the different contributions of the contact resistances Rc, 1Rc, 2and Rc, 3 labeled. (b) Regrown n++ GaN over entire TLM region. (c) Ti/Al/Ni/Au alloyed contacts. Credit: Applied Physics Letters (2024). DOI: 10.1063/5.0191297 The scorching … Read more

Cosmic strings are embedded in high-frequency gravitational waves

Cosmic strings are embedded in high-frequency gravitational waves

May 23, 2024& lead Physics 17, s62 Spatial ripples known as cosmic strings, which may have formed in the early Universe, may be a dominant source of gravitational waves at extremely high frequencies, according to new calculations. University C. Ringeval/Louvain University C. Ringeval/Louvain x Existing and planned gravitational wave detectors, from pulsar timing arrays to … Read more

Quantum photonic technologies set to be more reliable with new interferometer

Quantum photonic technologies set to be more reliable with new interferometer

a) Schematic of one-shot characterization activated by the two-photon indistinguishability metasurface. Credit: Optics (2024). DOI: 10.1364/OPTICA.516064 A growing number of emerging quantum applications operate using optical technologies. Basically, photons carry information at the speed of light and over long distances, making them good candidates for fast and secure communications and quantum computing. Many of these … Read more

Atomic resolution image shows why ice is so slippery

Atomic resolution image shows why ice is so slippery

Boundary structure between Ih- and Ic-stacking domains on the (0001) surface of hexagonal ice. Credit: Nature (2024). DOI: 10.1038/s41586-024-07427-8 A team of physicists associated with several institutions in China has discovered the reason for the ice slide. In their study, published in the journal Naturethe group used atomic force microscopy to take a closer look … Read more

New insights into the interaction of femtosecond lasers with living tissue

New insights into the interaction of femtosecond lasers with living tissue

Precisely targeted femtosecond laser pulses were focused on the central nervous system of larval zebrafish under different irradiation environments. Credit: Hanieh Fattahi, MPL Research Group Nonlinear light microscopy has revolutionized our ability to observe and understand complex biological processes. However, light can also damage living matter. However, the mechanism behind the irreversible perturbation of cellular … Read more

New discoveries about the nature of light may improve methods for heating fusion plasmas

New discoveries about the nature of light may improve methods for heating fusion plasmas

An artist’s conception of photons, the particles that make up light, the disturbing plasma. Credit: Kyle Palmer / PPPL Communications Department Both literally and figuratively, light permeates the world. It dispels darkness, carries telecommunication signals between continents, and makes visible the invisible, from distant galaxies to the tiniest bacteria. The light can also help heat … Read more

The birth of the universe’s earliest galaxies was observed for the first time

The birth of the universe's earliest galaxies was observed for the first time

Gas that collects and accumulates into a mini-galaxy in the process of building. While this is how galaxies form according to theories and computer simulations, it had never been seen before. Credit: NASA Using the James Webb Space Telescope, researchers at the University of Copenhagen have become the first to see the formation of three … Read more