Optimizing continuous-variable functions with quantum annealing
Quantum annealing (QA) is a cutting-edge algorithm that leverages the unique properties of quantum computing to tackle complex combinatorial optimization problems (a class of mathematical problems dealing with discrete-variable functions)......»»
Room-temperature continuous-wave topological Dirac-vortex microcavity lasers on silicon
With the explosive growth of data traffic, it is highly desired to develop hybrid photonic integrated circuits combining various optical components on a single chip......»»
Experiments show molecules, not substrates, are mostly responsible for chirality-induced spin selectivity
A team of chemists at Northwestern University, working with a pair of colleagues from Università di Parma, reports that the chirality-induced spin selectivity (CISS) effect is caused by the molecules involved, not a substrate, when quantum spin is t.....»»
Research investigates reproductive resource defense in golden rocket frogs
Some things in life are worth fighting for. For animals, the defense of space, known as territoriality, usually functions to safeguard valuable resources like food and mates. However, for a species of tropical frog, researchers have recently discover.....»»
Atom Computing is the first to announce a 1,000+ qubit quantum computer
A startup company has upped its qubit count by an order of magnitude in two years. Enlarge / The qubits of the new hardware: an array of individual atoms. (credit: Atom Computing) Today, a startup called Atom Computing a.....»»
Itinerant magnetism and superconductivity in exotic 2D metals for next-generation quantum devices
The Quantum Systems Accelerator (QSA) pioneers studies to build and co-design the next generation of programmable quantum devices. An interdisciplinary team of scientists from QSA institutions, Lawrence Berkeley National Laboratory (Berkeley Lab), an.....»»
LIGO surpasses the quantum limit
In 2015, the Laser Interferometer Gravitational-Wave Observatory (LIGO), made history when it made the first direct detection of gravitational waves—ripples in space and time—produced by a pair of colliding black holes......»»
Optimizing cytochrome P450 network for high-level production of quillaic acid
Researchers from the Shenzhen Institute of Advanced Technology of the Chinese Academy of Sciences have developed a combinatorial optimization approach to construct and spatially control a cytochrome P450-cytochrome P450 reductase (CYP-CPR) network in.....»»
Quantum computers in 2023: How they work, what they do, and where they"re heading
In June, an IBM computing executive claimed quantum computers were entering the "utility" phase, in which high-tech experimental devices become useful. In September, Australia's Chief Scientist Cathy Foley went so far as to declare "the dawn of the q.....»»
Cataclysmic variable Swift J0503.7-2819 investigated by researchers
Using various spacecraft and ground-based observatories, an international team of astronomers has performed a multi-wavelength study of a cataclysmic variable system known as Swift J0503.7-2819. Results of the study, published October 11 on the pre-p.....»»
Electrical control of quantum phenomenon could improve future electronic devices
A new electrical method to conveniently change the direction of electron flow in some quantum materials could have implications for the development of next-generation electronic devices and quantum computers......»»
Physical theory improves protein folding prediction
Proteins are important molecules that perform a variety of functions essential to life. To function properly, many proteins must fold into specific structures. However, the way proteins fold into specific structures is still largely unknown. Research.....»»
Nondestructive measurement realized in ytterbium qubits, aiding scalable neutral atom quantum computing
Atoms of the metal ytterbium-171 may be the closest things in nature to perfect qubits. A recent study shows how to use them for repeated quantum measurements and qubit rotations, which may aid in the development of scalable quantum computing......»»
Researchers use measurements to generate quantum entanglement and teleportation
Quantum mechanics is full of weird phenomena, but perhaps none as weird as the role measurement plays in the theory. Since a measurement tends to destroy the "quantumness" of a system, it seems to be the mysterious link between the quantum and classi.....»»
Study examines role of working memory, cognitive functions in English learners learning to write
When a person attempts to express their thoughts in writing, they use a series of cognitive functions like working memory to access words and ideas they want to convey, phonological awareness of concepts such as syntax and more. And that is in their.....»»
First look at Quantum Leap season 2 episode 3 as Ben Song meets a mysterious woman
Who is Hannah Carson? Ben Song meets a new player in our exclusive second episode preview scene from the hit NBC sci-fi show Quantum Leap......»»
Thought experiments and conservation laws: Reevaluating quantum conservation principles
Conservation laws are central to our understanding of the universe, and now scientists have expanded our understanding of these laws in quantum mechanics......»»
Constructing a global variable-resolution atmospheric physico-chemical coupling simulation framework
A research team led by Prof. Zhao Chun from the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) has developed a global variable-resolution modeling framework and conducted research using atmospheric sand.....»»
CISOs and board members are finding a common language
86% of CISOs believe generative AI will alleviate skills gaps and talent shortages on the security team, filling labor-intensive and time-consuming security functions and freeing up security professionals to be more strategic, according to Splunk. 35.....»»
It’s not too late to save $1,600 on this Samsung smart refrigerator
The Samsung Four-Door Flex smart refrigerator, powered by the Samsung Family Hub+ technology for various helpful functions, is available with a $1,600 discount......»»
Manipulating nonlinear exciton polaritons in a WS2 monolayer with artificial lattices
Exciton polaritons, hybrid quasiparticles caused by the strong exciton-photon coupling, constitute a unique prototype for studying many-body physics and quantum photonic phenomena traditionally in cryogenic conditions......»»