Connecting distant silicon qubits for scaling up quantum computers
In a demonstration that promises to help scale up quantum computers based on tiny dots of silicon, RIKEN physicists have succeeded in connecting two qubits—the basic unit for quantum information—that are physically distant from one another......»»
Bringing electricity to the smallest villages is not likely to reduce poverty
Nearly 800 million people in the world lack access to commercial electricity. It is easy to assume that connecting them to the grid will reduce poverty and improve lives. In fact, expanding energy infrastructure to everyone on the planet by 2030 is o.....»»
Novel quantum dot hydrogel shows improved photothermal conversion efficiency
Biomolecules-based materials hold great promise for malignant tumor phototherapy. However, current supramolecular biomaterials primarily suffer from poor tissue penetration, inadequate tumor accumulation, and particularly neglecting the unique benefi.....»»
Microsoft performs operations with multiple error-corrected qubits
Microsoft boosts error correction on Quantinuum machine, partners with Atom Computing. Enlarge / Quantinuum's H2 "racetrack" quantum processor. (credit: Quantinuum) On Tuesday, Microsoft made a series of announcements re.....»»
TCL questioned over a lack of quantum dots in its QLED TVs
A report from a maker of quantum dots suggests that some of TCL's QLED TVs don't use quantum dots......»»
Scientists demonstrate first experimental evidence of non-Hermitian edge burst in photonic quantum walks
In a new Physical Review Letters study, scientists have demonstrated the first experimental observation of non-Hermitian edge burst in quantum dynamics using a carefully designed photonic quantum walk setup......»»
Fluctuating hydrodynamics theory could describe chaotic many-body systems, study suggests
Although systems consisting of many interacting small particles can be highly complex and chaotic, some can nonetheless be described using simple theories. Does this also pertain to the world of quantum physics?.....»»
Apple updates both of its new iPhones with A18 and A18 Pro chips
Both new iPhones get new chips at the same time for the first time in years. Enlarge (credit: Apple) For the last couple years, Apple has reserved its most significant silicon updates for its iPhone Pro models, while the.....»»
Electrically modulated light antenna points the way to faster computer chips
Today's computers reach their physical limits when it comes to speed. Semiconductor components usually operate at a maximum usable frequency of a few gigahertz—which corresponds to several billion computing operations per second......»»
Quantum error correction technology outperforms world"s leading quantum computing company, researchers claim
Solving the problem of error is essential for the practical application of quantum computing technologies that surpass the performance of digital computers. Information input into a qubit, the smallest unit of quantum computation, is quickly lost and.....»»
Scalable, multi-functional device lays groundwork for advanced quantum applications
Researchers have demonstrated a new multi-functional device that could help advance the scalability of solid-state color centers, enabling them to be used in larger and more complex quantum computers and networks. As efficient photon-spin interfaces,.....»»
Hidden, compact galaxies in the distant universe—searching for the secrets behind the little red dots
Astronomers exploring the faraway universe with the James Webb Space Telescope, NASA's most powerful telescope, have found a class of galaxies that challenges even the most skillful creatures in mimicry—like the mimic octopus. This creature can imp.....»»
Nature"s own chemistry could help reduce waste and improve health
Researchers are studying chemical processes in nature to develop new, cleaner means of chemical production and computers that can communicate with the human body......»»
Researchers advance new class of quantum critical metal that could advance electronic devices
A new study led by Rice University's Qimiao Si has unveiled a new class of quantum critical metal, shedding light on the intricate interactions of electrons within quantum materials. Published in Physical Review Letters on Sept. 6, the research explo.....»»
Neutral atom innovations by quantum systems accelerator mark quantum computing milestones
Before quantum computers can solve complex problems, researchers must develop technologies that manage larger numbers of qubits (the building blocks of quantum computers) for extended periods. Neutral atoms play an important role in this effort and a.....»»
New quantum error correction method uses "many-hypercube codes" while exhibiting beautiful geometry
In work published in Science Advances, Hayato Goto from the RIKEN Center for Quantum Computing in Japan has proposed a new quantum error correction approach using what he calls "many-hypercube codes.".....»»
Why are black holes stable against their own gravity?
Neutron stars are timelike matter with a maximum mass of about 2.34 solar masses in quantum chromodynamics (the strong color force). Black holes are spacelike matter that have no maximum mass, but a minimum mass of 2.35 solar masses. Indeed, black ho.....»»
Theoretical research establishes unified way to quantify vital quantum properties
The foundation of nearly all quantum information applications—such as computation and communication—rely on the quantum properties of superposition and entanglement......»»
Long-range-interacting topological photonic lattices breaking channel-bandwidth limit
Topological physics, which focuses on physical quantities that remain invariant under deformations, has garnered widespread interest in different areas of physics—photonics, quantum computing, solid-state physics, acoustics, and electronic circuits.....»»
Viewpoint: In the face of DEI backlash, belonging plays a key role to future success
Diversity, equity and inclusion efforts have become increasingly visible in U.S. workplaces, especially over the past five years. However, DEI has recently come under attack, with companies scaling back their DEI plans......»»
James Webb spots another pair of galaxies forming a question mark
Webb has stumbled across a question mark-shaped galaxy, and the reasons for its uniqueness reveal how the telescope looks at some of the most distant galaxies......»»