Generalizing the measurement postulate in quantum mechanics
The measurement postulate is crucial to quantum mechanics. If we measure a quantum system, we can only get one of the eigenvalues of the measured observable, such as position, energy and so on, with a probability. Immediately after the measurement, t.....»»
Vintage Ferrari owners’ favorite mechanic charged with theft, fraud
Few mechanics post photos of themselves on Venetian canals or brag about buying $30,000 artworks, but this was Ferrari and Alfa Romeo restorer Donnie Callaway's life before he found himself booked in in Arizona’s Maricopa County on charges of theft.....»»
Internet can achieve quantum speed with light saved as sound
Researchers at the University of Copenhagen's Niels Bohr Institute have developed a new way to create quantum memory: A small drum can store data sent with light in its sonic vibrations, and then forward the data with new light sources when needed ag.....»»
Researchers control quantum properties of 2D materials with tailored light
A team of scientists has developed a method that harnesses the structure of light to twist and tweak the properties of quantum materials. Their results, published today in Nature, pave the way for advancements in next generation quantum electronics,.....»»
Report finds significant gender and racial inequities in the educational measurement profession
Gender and racially based employment disparities, differences in perceptions of diversity, equity, and inclusion (DEI), and workplace discrimination remain significant issues in the field of educational measurement, according to a new report......»»
A magnetic nanographene butterfly poised to advance quantum technologies
Researchers from the National University of Singapore (NUS) have developed a new design concept for creating next-generation carbon-based quantum materials, in the form of a tiny magnetic nanographene with a unique butterfly-shape hosting highly corr.....»»
Combating disruptive "noise" in quantum communication
In a significant milestone for quantum communication technology, an experiment has demonstrated how networks can be leveraged to combat disruptive 'noise' in quantum communications......»»
A balanced quantum Hall resistor provides a new measurement method
Researchers at the University of Würzburg have developed a method that can improve the performance of quantum resistance standards. It's based on a quantum phenomenon called Quantum Anomalous Hall effect......»»
The experimental demonstration of a verifiable blind quantum computing protocol
Quantum computers, systems that process and store information leveraging quantum mechanical phenomena, could eventually outperform classical computers on numerous tasks. Among other things, these computers could allow researchers to tackle complex op.....»»
Searching for new asymmetry between matter and antimatter
Once a particle of matter, always a particle of matter. Or not. Thanks to a quirk of quantum physics, four known particles made up of two different quarks—such as the electrically neutral D meson composed of a charm quark and an up antiquark—can.....»»
A compact metasurface array-based system for single-shot spectroscopic ellipsometry measurement
Spectroscopic ellipsometry is widely adopted in semiconductor processing, such as in the manufacturing of integrated circuits, flat display panels, and solar cells. However, a conventional spectroscopic ellipsometer, as shown in Fig.1a, typically mod.....»»
New advances promise secure quantum computing at home
The full power of next-generation quantum computing could soon be harnessed by millions of individuals and companies, thanks to a breakthrough by scientists at Oxford University Physics guaranteeing security and privacy. This advance promises to unlo.....»»
ATLAS provides first measurement of the W-boson width at the LHC
The discovery of the Higgs boson in 2012 slotted in the final missing piece of the Standard Model puzzle. Yet, it left lingering questions. What lies beyond this framework? Where are the new phenomena that would solve the universe's remaining mysteri.....»»
Physicists discover a novel quantum state in an elemental solid
Physicists have observed a novel quantum effect termed "hybrid topology" in a crystalline material. This finding opens up a new range of possibilities for the development of efficient materials and technologies for next-generation quantum science and.....»»
Physicists track how continuous changes in dimensionality affect collective properties of a superfluid
An international research team from Innsbruck and Geneva has, for the first time, probed the dimensional crossover for ultracold quantum matter. In the regime between one and two dimensions, the quantum particles perceive their world as being 1D or 2.....»»
Quantum behavior at room temperature: When laser light makes materials magnetic
The potential of quantum technology is huge but is today largely limited to the extremely cold environments of laboratories. Now, researchers from Stockholm University, the Nordic Institute for Theoretical Physics and the Ca' Foscari University of Ve.....»»
Team is first ever to measure qubits with ultrasensitive thermal detectors, evading Heisenberg uncertainty principle
Chasing ever-higher qubit counts in near-term quantum computers constantly demands new feats of engineering......»»
New technique lets scientists create resistance-free electron channels
An international research team led by Lawrence Berkeley National Laboratory (Berkeley Lab) has taken the first atomic-resolution images and demonstrated electrical control of a chiral interface state—an exotic quantum phenomenon that could help res.....»»
Quantum entanglement in quasiparticles: A stealth mode against disorder
Physicists at Julius-Maximilians-Universität Würzburg (JMU) have made a discovery that could boost the understanding of the role of entanglement in high-temperature copper oxide superconductors. The low-energy quasiparticles of these enigmatic quan.....»»
Computing how quantum states overlap
Quantum many-body systems are things such as atomic nuclei that consist of many tiny particles moving in complex ways. This makes it extremely difficult to predict how the systems behave as the particles interact. To study these systems, researchers.....»»
Atom interferometer charters Navy"s inertial navigation path to reduce drift
U.S. Naval Research Laboratory (NRL) researchers have developed a patent-pending Continuous 3D-Cooled Atom Beam Interferometer derived from a patented cold and continuous beam of atoms to explore atom-interferometry-based inertial measurement systems.....»»