Quantum dots with finely-tuned spherical defects could enhance nonlinear optics
Quantum dots are semiconductor particles measuring just a few nanometers across, which are now widely studied for their intriguing electrical and optical properties. Through new research published in The European Physical Journal B, Kobra Hasanirokh.....»»
IBM opens its quantum-computing stack to third parties
You don't have to use IBM's tools to run software on its quantum processor. Enlarge / The small quantum processor (center) surrounded by cables that carry microwave signals to it, and the refrigeration hardware. (credit: IBM).....»»
Nonlinear optical metasurface achieves electrically tunable third-harmonic generation
A recent study has unveiled a transformative nonlinear optical metasurface technology. This new technology, characterized by structures smaller than the wavelength of light, paves the way for significant advancements in next-generation communication.....»»
Exploiting quantum squeezing to enhance precision of measurements in systems with multiple factors
Quantum squeezing is a concept in quantum physics where the uncertainty in one aspect of a system is reduced while the uncertainty in another related aspect is increased......»»
Balloon mission tests quantum sensor technology
A WashU team launched the Dilution Refrigerator Transition Edge Sensor (DR-TES) mission on Sept. 24 from NASA's scientific balloon facility in Fort Sumner, N.M. The mission is testing a sophisticated cooling system and a novel gamma-ray detector arra.....»»
Security protocol leverages quantum mechanics to shield data from attackers during cloud-based computation
Deep-learning models are being used in many fields, from health care diagnostics to financial forecasting. However, these models are so computationally intensive that they require the use of powerful cloud-based servers......»»
Study defines a safe operating space for major rivers in the Ganges Delta, India
An international study led by the University of Glasgow is the first to define a safe operating space (SOS) for major rivers in the Ganges Delta, which will enhance resilience in one of the world's most vulnerable deltas to global climate change......»»
A versatile approach to realize quantum-enhanced metrology with large Fock states
The collecting of highly precise measurements can enable research developments and technological advancements in numerous fields. In physics, high-precision measurements can unveil new phenomena and experimentally validate theories......»»
New insights into hot carrier solar cells: Study explores hot electron tunneling and collection to enhance efficiency
Hot carrier solar cells, a concept introduced several decades ago, have long been seen as a potential breakthrough in solar energy technology. These cells could surpass the Shockley–Queisser efficiency limit, which is a theoretical maximum efficien.....»»
"Writing" with atoms could transform materials fabrication for quantum devices
A new technology to continuously place individual atoms exactly where they are needed could lead to new materials for devices that address critical needs for the field of quantum computing and communication that cannot be produced by conventional mea.....»»
Quantum sensing approach captures nanoscale electrochemical evolution in battery
Battery performance is heavily influenced by the non-uniformity and failure of individual electrode particles. Understanding the reaction mechanisms and failure modes at nanoscale level is key to advancing battery technologies and extending their lif.....»»
American Honda aims to increase CPO leasing mix
The automaker will continue to enhance its leasing programs for used vehicles, a "critical gateway" for young and first-time buyers......»»
New progenitor cell type discovered, may aid in tissue repair and generation
A team of SAHMRI scientists has discovered a completely new type of cell that has the potential to enhance the future of tissue repair and generation......»»
Even the heaviest particles experience the usual quantum weirdness, new experiment shows
One of the most surprising predictions of physics is entanglement, a phenomenon where objects can be some distance apart but still linked together. The best-known examples of entanglement involve tiny chunks of light (photons), and low energies......»»
Saturday Citations: Football metaphors in physics; vets treat adorable baby rhino"s broken leg
This week, researchers reported an effective way to protect working dogs from heat stress: training them to dunk their heads in cool water. A new computational technique provided a breakthrough in understanding the so-called "pseudogap" in quantum ph.....»»
Copper-based nanocapsules shown to enhance radiotherapy effectiveness
In a study published in Nature Nanotechnology, researchers discovered that cuproptosis may serve as a new target for radiosensitization in re-irradiation......»»
Analysis of heterostructures for spintronics shows how two desired quantum-physical effects reinforce each other
Spintronics uses the spins of electrons to perform logic operations or store information. Ideally, spintronic devices could operate faster and more energy-efficiently than conventional semiconductor devices. However, it is still difficult to create a.....»»
Could interstellar quantum communications involve Earth or solve the Fermi paradox?
Thus far, the search for extraterrestrial intelligence (SETI) has used strategies based on classical science—listening for radio waves, telescopes watching for optical signals, telescopes in orbit scouring light from the atmospheres of exoplanets,.....»»
Were Bohr and von Neumann really in conflict over quantum measurements?
Analysis suggests that the two pioneers of quantum mechanics, Niels Bohr and John von Neumann, may have had more similar views than previously thought regarding the nature of quantum systems, and the classical apparatus used to measure them......»»
Enhanced ion diffusion kinetics achieved through interpenetrated structures in electrochemical energy storage devices
As global demand for electrochemical electrodes continues to rise, a new trend has emerged, emphasizing the need to maintain ion diffusion efficiency while accommodating ultra-high loadings of active materials to enhance capacity and energy density......»»
LHC experiments observe quantum entanglement at the highest energy yet
Quantum entanglement is a fascinating feature of quantum physics—the theory of the very small. If two particles are quantum-entangled, the state of one particle is tied to that of the other, no matter how far apart the particles are. This mind-bend.....»»