Demonstration of diamond nuclear spin gyroscope
In a new report now published in Science Advances, Andrey Jarmola and an international research team in physics and materials in the U.S. and Germany demonstrated the function of a rotation sensor based on the Nitrogen-14 (14N) nuclear spins intrinsi.....»»
Novel hybrid scheme speeds the way to simulating nuclear reactions on quantum computers
The nuclear reactions that power the stars and forge the elements emerge from the interactions of the quantum mechanical particles, protons and neutrons. Explaining these processes is one of the most challenging unsolved problems in computational phy.....»»
Daimler Truck unveils its first autonomous, battery electric eCascadia
Daimler Truck North America executives showcased the company's new autonomous and battery-electric demonstration vehicle Wednesday, ahead of the ACT Expo later this month......»»
Proton-lithium interactions model lays the foundation for unlocking the secrets of stellar reactions
The reactions between protons and lithium isotopes, especially lithium-6, are pivotal for several domains ranging from nuclear energy applications to astrophysics. The detailed understanding of these interactions aids in improving models for neutron.....»»
Experiment opens door for millions of qubits on one chip
Researchers from the University of Basel and the NCCR SPIN have achieved the first controllable interaction between two hole spin qubits in a conventional silicon transistor. The breakthrough opens up the possibility of integrating millions of these.....»»
Attosecond core-level spectroscopy reveals real-time molecular dynamics
Chemical reactions are complex mechanisms. Many different dynamic processes are involved, affecting both the electrons and the nucleus of the present atoms. Very often, the strongly coupled electron and nuclear dynamics induce radiation-less relaxati.....»»
Collaboration identifies rare nuclear decay in long-lived potassium isotope
Some nuclei of certain elements decay radioactively into nuclei of different elements. These decays can be useful or annoying depending on the context. This is especially true for potassium-40. This isotope usually decays to calcium-40, but about 10%.....»»
When injecting pure spin into chiral materials, direction matters
Researchers from North Carolina State University and the University of Pittsburgh studied how the spin information of an electron, called a pure spin current, moves through chiral materials. They found that the direction in which the spins are inject.....»»
Two seconds of hope for fusion power
A fusion reactor in San Diego surpasses a limit on plasma density. Enlarge / The interior or the DIII-D tokamak. (credit: General Atomics) Using nuclear fusion, the process that powers the stars, to produce electricity o.....»»
New Nevada experiments aim to improve monitoring of nuclear explosions
On an October morning in 2023, a chemical explosion detonated in a tunnel under the Nevada desert was the launch of the next set of experiments by the National Nuclear Security Administration, with the goal to improve detection of low-yield nuclear e.....»»
Research demonstrates high qubit control fidelity and uniformity in single-electron control
The journal Nature has published a research paper, "Probing single electrons across 300-mm spin qubit wafers," demonstrating state-of-the-art uniformity, fidelity and measurement statistics of spin qubits. The industry-leading research opens the door.....»»
Discovery of uranium-contaminated soil purification material without secondary environmental pollution
Nuclear energy has long been regarded as a next-generation energy source, and major countries around the world are competing to secure cutting-edge technologies by leveraging the high economic efficiency and sustainability of nuclear power. However,.....»»
Topologically controlled multiskyrmions: Researchers propose a new family of quasiparticles
Skyrmions are topologically protected quasiparticles with sophisticated spin textures, widely studied in condensed-matter systems, magnets and recently in photonics, which predicts great potential in ultra-high-capacity information storage, due to th.....»»
Why Germany ditched nuclear before coal—and why it won’t go back
The past year has seen record renewable power production nationwide. Enlarge / Jürgen Trittin, member of the German Bundestag and former environment minister, stands next to an activist during an action of the environmental orga.....»»
Russia stands alone in vetoing UN resolution on nuclear weapons in space
"The United States assesses that Russia is developing a new satellite carrying a nuclear device." Enlarge / A meeting of the UN Security Council on April 14. (credit: Fatih Aktas/Anadolu via Getty Images) Russia vetoed a.....»»
NASA"s Deep Space Optical Communications demonstration transmits data over 140 million miles
Riding aboard NASA's Psyche spacecraft, the agency's Deep Space Optical Communications technology demonstration continues to break records. While the asteroid-bound spacecraft doesn't rely on optical communications to send data, the new technology ha.....»»
New "cold war" grows ever warmer as the prospect of a nuclear arms race hots up
Champagne corks popped on December 3, 1989 as Soviet leader Mikhail Gorbachev and US president George H.W. Bush met on the cruise ship, Maxim Gorky, off the coast of Malta to declare the end of the cold war......»»
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.....»»
A NASA rover has reached a promising place to search for fossilized life on Mars
While we go about our daily lives on Earth, a nuclear-powered robot the size of a small car is trundling around Mars looking for fossils. Unlike its predecessor Curiosity, NASA's Perseverance rover is explicitly intended to "search for potential evid.....»»
Scientists develop novel liquid metal alloy system to synthesize diamond under moderate conditions
Did you know that 99% of synthetic diamonds are currently produced using high-pressure and high-temperature (HPHT) methods? A prevailing paradigm is that diamonds can only be grown using liquid metal catalysts in the "gigapascal pressure range" (typi.....»»
Spintronics research shows material"s magnetic properties can predict how a spin current changes with temperature
Spintronics is a field garnering immense attention for its range of potential advantages for conventional electronics. These include reducing power consumption, high-speed operation, non-volatility, and the potential for new functionalities......»»