Quantum talk with magnetic disks
Quantum computers promise to tackle some of the most challenging problems facing humanity today. While much attention has been directed towards the computation of quantum information, the transduction of information within quantum networks is equally.....»»
Weak magnetic field may have supported diversification of life on Earth
An unusual reduction in the strength of Earth's magnetic field between 591 and 565 million years ago coincided with a significant increase in the oxygen levels in the atmosphere and oceans, according to a paper published in Communications Earth & Env.....»»
New work reveals the "quantumness" of gravity
Gravity is part of our everyday life. Still, the gravitational force remains mysterious: to this day we do not understand whether its ultimate nature is geometrical, as Einstein envisaged, or governed by the laws of quantum mechanics......»»
Researchers build new device that is a foundation for quantum computing
Scientists led by the University of Massachusetts Amherst have adapted a device called a microwave circulator for use in quantum computers, allowing them for the first time to precisely tune the exact degree of nonreciprocity between a qubit, the fun.....»»
Researchers unlock potential of 2D magnetic devices for future computing
Imagine a future where computers can learn and make decisions in ways that mimic human thinking, but at a speed and efficiency that are orders of magnitude greater than the current capability of computers......»»
Generating graph states of atomic ensembles via photon-mediated entanglement
Graph states, a class of entangled quantum states that can be represented by graphs, have been the topic of numerous recent physics studies, due to their intriguing properties. These unique properties could make them particularly promising for quantu.....»»
Scientists show that there is indeed an "entropy" of quantum entanglement
Bartosz Regula from the RIKEN Center for Quantum Computing and Ludovico Lami from the University of Amsterdam have shown, through probabilistic calculations, that there is indeed, as had been hypothesized, a rule of entropy for the phenomenon of quan.....»»
Researchers discover "topological Kerr effect" in two-dimensional quantum magnets
In a recent collaboration between the High Magnetic Field Center of the Hefei Institutes of Physical Science of Chinese Academy of Sciences, and the University of Science and Technology of China, researchers introduced the concept of the topological.....»»
Probing the effects of interplanetary space on asteroid Ryugu
Analyzing samples retrieved from the asteroid Ryugu by the Japanese Space Agency's Hayabusa2 spacecraft has revealed new insights into the magnetic and physical bombardment environment of interplanetary space. The results of the study, carried out by.....»»
Anticipating and addressing cybersecurity challenges
In this Help Net Security round-up, we present excerpts from previously recorded videos in which security experts talk about how increased adoption of cloud technology, remote work, and the proliferation of IoT devices present significant challenges.....»»
Mapping the Milky Way"s magnetic field in 3D
We are all very familiar with the concept of the Earth's magnetic field. It turns out that most objects in space have magnetic fields but it's quite tricky to measure them. Astronomers have developed an ingenious way to measure the magnetic field of.....»»
The Switch 2 will Supposedly get Magnetic Joy-Cons, Leak Claims
Nintendo is rumored to be working on a new Joy-Con design. The post The Switch 2 will Supposedly get Magnetic Joy-Cons, Leak Claims appeared first on Phandroid. Over the past several months we’ve had quite a number of leaks and rumor.....»»
The end of the quantum tunnel: Exact instanton transseries for quantum mechanics
In the quantum world, processes can be separated into two distinct classes. One class, that of the so-called "perturbative" phenomena, is relatively easy to detect, both in an experiment and in a mathematical computation. Examples are plentiful: the.....»»
Native Union launches the slimmest 5000mAh magnetic power bank for iPhone
Native Union has released its latest iPhone accessory today, the (Re)Classic Power Bank. The company is looking to set it apart from the competition with what it says is the slimmest design for a 5000mAh iPhone at just 8.6mm (0.34 inches), an Italian.....»»
Switch 2 reportedly replaces slide-in Joy-Cons with magnetic attachment
Design choice may have implications for current Joy-Con compatibility. Enlarge / The slide-on Joy-Con connection point shown in the center of the image may be a thing of the past on the Switch 2 The iconic slide-in "cli.....»»
Unveiling a new quantum frontier: Frequency-domain entanglement
Scientists have introduced a form of quantum entanglement known as frequency-domain photon number-path entanglement. This advance in quantum physics involves an innovative tool called a frequency beam splitter, which has the unique ability to alter t.....»»
Enhancing memory technology: Multiferroic nanodots for low-power magnetic storage
Traditional memory devices are volatile and the current non-volatile ones rely on either ferromagnetic or ferroelectric materials for data storage. In ferromagnetic devices, data is written or stored by aligning magnetic moments, while in ferroelectr.....»»
Large Hadron Collider experiment zeroes in on magnetic monopoles
The late physicist Joseph Polchinski once said the existence of magnetic monopoles is "one of the safest bets that one can make about physics not yet seen." In its quest for these particles, which have a magnetic charge and are predicted by several t.....»»
Demonstration of heralded three-photon entanglement on a photonic chip
Photonic quantum computers are computational tools that leverage quantum physics and utilize particles of light (i.e., photons) as units of information processing. These computers could eventually outperform conventional quantum computers in terms of.....»»
Researchers show it"s possible to teach old magnetic cilia new tricks
Magnetic cilia—artificial hairs whose movement is powered by embedded magnetic particles—have been around for a while, and are of interest for applications in soft robotics, transporting objects and mixing liquids. However, existing magnetic cili.....»»
Scientists tune the entanglement structure in an array of qubits
Entanglement is a form of correlation between quantum objects, such as particles at the atomic scale. The laws of classical physics cannot explain this uniquely quantum phenomenon, yet it is one of the properties that explain the macroscopic behavior.....»»