Quantum error correction used to actually correct errors
Microsoft and Quantinuum correct problems when entangling pairs of qubits. Enlarge / Quantinuum's H2 "racetrack" quantum processor. (credit: Quantinuum) Today's quantum computing hardware is severely limited in what it c.....»»
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.....»»
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.....»»
Polestar delays SEC filing, says it needs to review "certain errors" in previous financial statements
Polestar said it believes the historical errors are expected to "positively impact net loss by less than five percent for 2021, and negatively impact net loss by less than five percent.".....»»
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.....»»
How to fix the ‘Not Registered on Network’ error on a Samsung Galaxy phone
Have a Samsung phone? Seeing an annoying Not Registered on Network error and unsure what to do about it? Here's everything you need to know to fix it......»»
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.....»»
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.....»»
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.....»»
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.....»»
The big quantum chill: Scientists modify common lab refrigerator to cool faster with less energy
By modifying a refrigerator commonly used in both research and industry, researchers at the National Institute of Standards and Technology (NIST) have drastically reduced the time and energy required to cool materials to within a few degrees above ab.....»»
Study shines light on properties and promise of hexagonal boron nitride, used in electronic and photonics technologies
Single-photon emitters (SPEs) are akin to microscopic lightbulbs that emit only one photon (a quantum of light) at a time. These tiny structures hold immense importance for the development of quantum technology, particularly in applications such as s.....»»
Manipulating the geometry of the "electron universe" in magnets
Researchers at Tohoku University and the Japan Atomic Energy Agency have developed fundamental experiments and theories to manipulate the geometry of the "electron universe," which describes the structure of electronic quantum states in a manner math.....»»
Xiaomi could have the world’s first Snapdragon 8 Gen 4 smartphone
If the latest rumors are correct, Xiaomi could be the first brand in the world to launch a Snapdragon 8 Gen 4 smartphone. The post Xiaomi could have the world’s first Snapdragon 8 Gen 4 smartphone appeared first on Phandroid. Last year,.....»»
Diamond-based quantum sensing microscope offers effective approach for quantifying cellular forces
Cells rely on constant interplay and information exchange with their micro-environment to ensure their survival and perform biological functions. Hence, precise quantification of tiny cellular adhesion forces, spanning from piconewtons to a few nanon.....»»
Springing simulations forward with quantum computing
Though "coupled oscillations" may not sound familiar, they are everywhere in nature. The term "coupled harmonic oscillators" describes interacting systems of masses and springs, but their utility in science and engineering does not end there. They de.....»»
The most common Skype problems and how to fix them
With videoconferencing and distributed teams more popular than ever before, fixing errors is crucial. Learn more about common Skype issues and their solutions......»»
Compact quantum light processing: New findings lead to advances in optical quantum computing
An international collaboration of researchers, led by Philip Walther at University of Vienna, have achieved a significant breakthrough in quantum technology, with the successful demonstration of quantum interference among several single photons using.....»»
Research reveals a surprising topological reversal in quantum systems
In principle, one shouldn't compare apples to oranges. However, in topology, which is a branch of mathematics, one must do just that. Apples and oranges, it turns out, are said to be topologically the same since they both lack a hole—in contrast to.....»»
Apple Vision Pro Issues Continue
Complaints about Vision Pro issues continue to popup as more people buy the spatial computer and as Apple releases new visionOS software for the device. In the weeks since the Vision Pro’s launch, Apple’s worked to correct issues plaguing.....»»