A new protocol to reliably demonstrate quantum computational advantage
Quantum computers, devices that perform computations by exploiting quantum mechanical phenomena, have the potential to outperform classical computers on some tasks and optimization problems. In recent years, research teams at both academic institutio.....»»
U.S. issues $135 million in advance EV tax rebates since Jan. 1
U.S. issues $135 million in advance EV tax rebates since Jan. 1, whereas before buyers could only take advantage of the new and used electric vehicle credit when they filed tax returns the following year......»»
Researchers solve a foundational problem in transmitting quantum information
Future quantum electronics will differ substantially from conventional electronics. Whereas memory in the latter is stored as binary digits, the former is stored as qubits, which can take many forms, such as entrapped electrons in nanostructures know.....»»
A multi-ensemble atomic clock enhanced using quantum computing tools
Atomic clocks are a class of clocks that leverage resonance frequencies of atoms to keep time with high precision. While these clocks have become increasingly advanced and accurate over the years, existing versions might not best utilize the resource.....»»
Flowermon: A superconducting qubit based on twisted cuprate van der Waals heterostructures
Quantum technology could outperform conventional computers on some advanced optimization and computational tasks. In recent years, physicists have been working to identify new strategies to create quantum systems and promising qubits (i.e., basic uni.....»»
How semiconductor defects could boost quantum technology
In diamonds (and other semiconducting materials), defects are a quantum sensor's best friend. That's because defects, essentially a jostled arrangement of atoms, sometimes contain electrons with an angular momentum, or spin, that can store and proces.....»»
Researchers demonstrate multi-photon state transfer between remote superconducting nodes
Over the past few decades, quantum physicists and engineers have been trying to develop new, reliable quantum communication systems. These systems could ultimately serve as a testbed to evaluate and advance communication protocols......»»
Alternate qubit design does error correction in hardware
Early-stage technology has the potential to cut qubits needed for useful computers. Enlarge (credit: Nord Quantique) There's a general consensus that performing any sort of complex algorithm on quantum hardware will have.....»»
Researchers show classical computers can keep up with, and surpass, their quantum counterparts
Quantum computing has been hailed as a technology that can outperform classical computing in both speed and memory usage, potentially opening the way to making predictions of physical phenomena not previously possible......»»
Evidence that atomically thin hafnium telluride is an excitonic insulator
The condensation of excitons with non-zero momentum can give rise to so-called charge density waves (CDW). This phenomenon can prompt the transition of materials into a fascinating new quantum phase, known as an excitonic insulator......»»
Physicists detect elusive "Bragg glass" phase with machine learning tool
Cornell quantum researchers have detected an elusive phase of matter, called the Bragg glass phase, using large volumes of X-ray data and a new machine learning data analysis tool. The discovery settles a long-standing question of whether this almost.....»»
Unlocking quantum precision: Expanded superconducting strips for enhanced photon-counting accuracy
Using single photons as qubits has become a prominent strategy in quantum information technology. Accurately determining the number of photons is crucial in various quantum systems, including quantum computation, quantum communication, and quantum me.....»»
AI cannot be used to deny health care coverage, feds clarify to insurers
CMS worries AI could wrongfully deny care for those on Medicare Advantage plans. Enlarge / A nursing home resident is pushed along a corridor by a nurse. (credit: Getty | Marijan Murat) Health insurance companies cannot.....»»
Combining materials may support unique superconductivity for quantum computing
A new fusion of materials, each with special electrical properties, has all the components required for a unique type of superconductivity that could provide the basis for more robust quantum computing. The new combination of materials, created by a.....»»
New techniques for making qubits out of erbium
Qubits are the building block for quantum technology, and finding or building qubits that are stable and easily manipulated is one of the central goals of quantum technology research. Scientists have found that an atom of erbium—a rare-earth metal.....»»
A new generation of spaceplanes is taking advantage of the latest in technology
NASA's space shuttle operated in low-Earth orbit for 30 years before its retirement in 2011. However, the US space agency's replacement for this vehicle, Orion, returned to the conical capsule design familiar from the Apollo missions. This was becau.....»»
The OnePlus 12 has one big advantage over Samsung and Apple
The OnePlus 12 has a great display, battery life, and more. But there's one thing, in particular, that gives it an edge over phones from Samsung and Apple......»»
I write about laptop deals for a living — don’t miss these four today
We've gathered our four favorite laptop deals today, including devices made by HP, Dell, and Apple. Take advantage of these offers while they're still online......»»
NASA to demonstrate autonomous navigation system on moon
When the second CLPS (Commercial Lunar Payload Services) delivery is launched to the moon in mid-February, its NASA payloads will include an experiment that could change how human explorers, rovers, and spacecraft independently track their precise lo.....»»
CyberShake study uses Summit supercomputer to investigate earthquake hazards
Researchers at the Statewide California Earthquake Center, or SCEC, are unraveling the mysteries of earthquakes by using physics-based computational models running on high-performance computing systems at the Department of Energy's Oak Ridge National.....»»
Quantum materials: A new state of matter with chiral properties
An international research group has discovered a new state of matter characterized by the existence of a quantum phenomenon called chiral current. These currents are generated on an atomic scale by a cooperative movement of electrons, unlike conventi.....»»