/ en-us 糖心视频 internet news portal provides the latest news on science including: 糖心视频ics, 糖心视频, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. Ballistic electrons are among the most fascinating phenomena in modern quantum materials. Unlike ordinary electrons, they do not scatter off imperfections in the material and therefore travel from A to B with almost no resistance鈥攍ike a capsule in a pneumatic tube. This behavior often occurs in confined one- or two-dimensional materials. /news/2025-10-ballistic-electrons-realistic-conditions.html Condensed Matter Quantum 糖心视频ics Fri, 31 Oct 2025 12:52:02 EDT news681133921 It's a well-known fact that quantum calculations are difficult, but one would think that quantum computers would facilitate the process. In most cases, this is true. /news/2025-10-problem-quantum-unfathomable-amount.html Quantum 糖心视频ics Fri, 31 Oct 2025 06:40:01 EDT news681061128 Haozhe "Harry" Wang's electrical and computer engineering lab at Duke welcomed an unusual new lab member this fall: artificial intelligence. Using publicly available AI foundation models such as OpenAI's ChatGPT and Meta's Segment Anything Model (SAM), Wang's team built ATOMIC (Autonomous Technology for Optical Microscopy & Intelligent Characterization)鈥攁n AI microscope platform that can analyze materials as accurately as a trained graduate student in a fraction of the time. /news/2025-10-ai-optical-microscope-2d-materials.html Nanomaterials Mon, 27 Oct 2025 09:16:05 EDT news680775362 People tend to think of quantum materials鈥攚hose properties arise from quantum mechanical effects鈥攁s exotic curiosities. But some quantum materials have become a ubiquitous part of our computer hard drives, TV screens, and medical devices. Still, the vast majority of quantum materials never accomplish much outside of the lab. /news/2025-10-quantum-materials-stall-scale.html Condensed Matter Quantum 糖心视频ics Wed, 15 Oct 2025 08:37:05 EDT news679736222 Superconductors (materials that conduct electricity without resistance) have fascinated physicists for more than a century. While conventional superconductors are well understood, a new class of materials known as topological superconductors has attracted intense interest in recent years. /news/2025-10-superconductivity-distorts-crystal-lattice-topological.html Condensed Matter Superconductivity Thu, 09 Oct 2025 11:32:03 EDT news679228321 The future of computing lies in the surprising world of quantum physics, where the rules are much different from the ones that power today's devices. Quantum computers promise to tackle problems too complex for even the fastest supercomputers running on silicon chips. To make this vision real, scientists around the world are searching for new quantum materials with unusual, almost otherworldly properties. /news/2025-10-extreme-pressure-honeycomb-crystal-quantum.html Condensed Matter Quantum 糖心视频ics Wed, 01 Oct 2025 10:33:04 EDT news678533581 Quantum technologies are systems that can compute data, sense their surrounding environment or perform other functions leveraging quantum mechanical effects. Connecting these technologies over long distances has so far proved challenging, as quantum information can easily become scrambled or destroyed following decoherence resulting from the systems' interactions with their surrounding environment. /news/2025-09-relay-architecture-based-quantum-dot.html Optics & Photonics Quantum 糖心视频ics Tue, 23 Sep 2025 06:30:01 EDT news677159777 The artificial intelligence models that turn text into images are also useful for generating new materials. Over the last few years, generative materials models from companies like Google, Microsoft, and Meta have drawn on their training data to help researchers design tens of millions of new materials. /news/2025-09-tool-ai-materials-exotic-quantum.html Condensed Matter Quantum 糖心视频ics Mon, 22 Sep 2025 12:35:05 EDT news677763302 Researchers at Michigan State University have figured out how to use a fast laser to wiggle atoms in a way that temporarily changes the behavior of their host material. Their novel approach could lead to smaller and more efficient electronics鈥攍ike smartphones鈥攊n the future. /news/2025-09-wiggling-atoms-smaller-efficient-electronics.html Nanophysics Nanomaterials Tue, 16 Sep 2025 11:45:04 EDT news677241902 In a new Nature study, researchers at the University of Manchester have achieved unprecedented electronic quality in graphene by developing a proximity screening technique that places conducting gates just one nanometer away from the carbon lattice. /news/2025-09-proximity-screening-graphene-electronic-quality.html Nanophysics Nanomaterials Tue, 16 Sep 2025 07:30:01 EDT news677151225 Electrons in a magnetic field can display striking behaviors, from the formation of discrete energy levels to the quantum Hall effect. These discoveries have shaped our understanding of quantum materials and topological phases of matter. Light, however, is made of neutral particles and does not naturally respond to magnetic fields in the same way. This has limited the ability of researchers to reproduce such effects in optical systems, particularly at the high frequencies used in modern communications. /news/2025-09-synthetic-magnetic-fields-chip-faster.html Condensed Matter Optics & Photonics Fri, 12 Sep 2025 11:45:03 EDT news676896301 Phases of matter are the basic states that matter can take鈥攍ike water that can occur in a liquid or ice phase. Traditionally, these phases are defined under equilibrium conditions, where the system is stable over time. But nature allows for stranger possibilities: new phases that emerge only when a system is driven out of equilibrium. In a new study published in Nature, a research team shows that quantum computers offer an unparalleled way to explore those exotic states of matter. /news/2025-09-exotic-phase-quantum-processor.html Quantum 糖心视频ics Wed, 10 Sep 2025 11:00:04 EDT news676638961 In a breakthrough for next-generation technologies, scientists have learned how to precisely control the behavior of tiny waves of light and electrons, paving the way for faster communications and quantum devices. /news/2025-09-terahertz-faster-electronics.html Optics & Photonics Mon, 08 Sep 2025 13:20:04 EDT news676555462 Imagine a clock that doesn't have electricity, but its hands and gears spin on their own for all eternity. In a new study, physicists at the University of Colorado Boulder have used liquid crystals, the same materials that are in your phone display, to create such a clock鈥攐r, at least, as close as humans can get to that idea. The team's advancement is a new example of a "time crystal." That's the name for a curious phase of matter in which the pieces, such as atoms or other particles, exist in constant motion. /news/2025-09-physicists-kind-crystal-humans.html Condensed Matter Soft Matter Fri, 05 Sep 2025 13:30:05 EDT news676297428 Graphene is an extraordinary material鈥攁 sheet of interlocking carbon atoms just one atom thick that is stable and extremely conductive. This makes it useful in a range of areas, such as flexible electronic displays, highly precise sensors, powerful batteries, and efficient solar cells. /news/2025-09-floquet-effects-graphene-potential-future.html Condensed Matter Quantum 糖心视频ics Fri, 05 Sep 2025 13:10:06 EDT news676296601 Researchers at Rice University and collaborating institutions have discovered direct evidence of active flat electronic bands in a kagome superconductor. This breakthrough could pave the way for new methods to design quantum materials鈥攊ncluding superconductors, topological insulators and spin-based electronics鈥攖hat could power future electronics and computing technologies. /news/2025-08-scientists-quantum-behavior-unusual-superconducting.html Quantum 糖心视频ics Sat, 16 Aug 2025 03:16:23 EDT news674532955 How can the behavior of elementary particles and the structure of the entire universe be described using the same mathematical concepts? This question is at the heart of recent work by the mathematicians Claudia Fevola from Inria Saclay and Anna-Laura Sattelberger from the Max Planck Institute for Mathematics in the Sciences, recently published in the Notices of the American Mathematical Society. /news/2025-08-universe-revealed-algebraic-geometry.html Mathematics Wed, 13 Aug 2025 14:06:04 EDT news674312762 Skyrmions are localized, particle-like excitations in materials that retain their structure due to topological constraints (i.e., restrictions arising from properties that remain unchanged under smooth deformations). These quasiparticles, first introduced in high-energy physics and quantum field theory, have since attracted intense interest in condensed matter physics and photonics, owing to their potential as robust carriers for information storage and manipulation. /news/2025-08-experimental-quantum-optical-skyrmions-semiconductor.html Optics & Photonics Quantum 糖心视频ics Wed, 13 Aug 2025 08:30:01 EDT news674226132 Some phases of matter cannot be described using the conventional framework of symmetry breaking and exhibit a so-called quantum order. One type of quantum order, known as topological order, is characterized by long-range entanglement between particles across an entire system, a ground state degeneracy that depends on the global shape of the system, and a robustness against local disturbances. /news/2025-08-3d-topological-phase-anomalous-symmetry.html Condensed Matter Quantum 糖心视频ics Tue, 12 Aug 2025 08:00:01 EDT news674133791 Quantum computers have the potential to solve problems far beyond the reach of today's fastest supercomputers. But today's machines are notoriously fragile. The quantum bits, or "qubits," that store and process information are easily disrupted by their environment, leading to errors that quickly accumulate. /news/2025-08-discarded-particles-dubbed-neglectons-universal.html Quantum 糖心视频ics Tue, 05 Aug 2025 05:00:03 EDT news673519082 Whenever we mull over what film to watch on Netflix, or deliberate between different products on an e-commerce platform, the gears of recommendation algorithms spin under the hood. These systems sort through sprawling datasets to deliver personalized suggestions. However, as data becomes richer and more interconnected, today's algorithms struggle to keep pace with capturing relationships that span more than just pairs, such as group ratings, cross-category tags, or interactions shaped by time and context. /news/2025-08-quantum-framework-approach-complex-network.html Quantum 糖心视频ics Mon, 04 Aug 2025 14:30:19 EDT news673536610 Topological materials are a class of materials that exhibit unique electronic properties at their boundary (surface in 3D materials; edge in 2D materials) that are robust against imperfections or disturbances and are markedly different from their bulk properties. In other words, these materials could be insulators (i.e., resisting the flow of electrons or heat), and yet be conducting at their boundary (i.e., allowing electrons or heat to easily flow through them). /news/2025-07-uncover-topological-excitonic-insulator-tunable.html Quantum 糖心视频ics Fri, 25 Jul 2025 07:30:01 EDT news672571742 A new method for combining magnetic elements with semiconductors鈥攚hich are vital materials for computers and other electronic devices鈥攚as unveiled by a research team led by the California NanoSystems Institute at UCLA. /news/2025-07-boost-semiconductors-magnetic-atoms-materials.html Nanophysics Nanomaterials Tue, 22 Jul 2025 07:57:35 EDT news672389849 Solar cells and computer chips need silicon layers that are as perfect as possible. Every imperfection in the crystalline structure increases the risk of reduced efficiency or defective switching processes. /news/2025-07-cosmic-chips-cooling-triggers-phase.html Condensed Matter Tue, 22 Jul 2025 07:30:05 EDT news672386224 The quantum computing revolution draws ever nearer, but the need for a computer that makes correctable errors continues to hold it back. /news/2025-07-error-resistant-quantum-gates-exotic.html Quantum 糖心视频ics Mon, 14 Jul 2025 12:46:44 EDT news671716000 Twisted materials鈥攌nown as moir茅 structures鈥攈ave revolutionized modern physics, emerging as today's "alchemy" by creating entirely new phases of matter through simple geometric manipulation. The term "moir茅" may sound familiar鈥攊t describes the strange rippling patterns you sometimes see when photographing striped shirts or screens; in physics, the same underlying principle applies at the atomic scale. Imagine taking two atomically thin sheets of either the same or different materials, stacking them up together, and rotating one layer slightly relative to the other. /news/2025-07-axis-platform-path-quantum-simulation.html Nanophysics Nanomaterials Wed, 09 Jul 2025 12:49:15 EDT news671284150 A research team from the University of Wollongong's (UOW) Institute for Superconducting and Electronic Materials (ISEM) has addressed a 40-year-old quantum puzzle, unlocking a new pathway to creating next-generation electronic devices that operate without losing energy or wasting electricity. /news/2025-06-entropy-avenue-robust-quantum-anomalous.html Condensed Matter Quantum 糖心视频ics Mon, 30 Jun 2025 15:50:02 EDT news670517319 Scientists from TU Delft (The Netherlands) have observed quantum spin currents in graphene for the first time without using magnetic fields. These currents are vital for spintronics, a faster and more energy-efficient alternative to electronics. This breakthrough, published in Nature Communications, marks an important step towards technologies like quantum computing and advanced memory devices. /news/2025-06-quantum-currents-graphene-external-magnetic.html Condensed Matter Quantum 糖心视频ics Tue, 24 Jun 2025 11:44:03 EDT news669984241 A team of international researchers led by the University of Ottawa has made a breakthrough in the development of ultra-thin magnets鈥攁 discovery that could lead to faster, more energy-efficient electronics, quantum computers, and advanced communication systems. /news/2025-06-topological-insulators-boost-ultra-thin.html Condensed Matter Quantum 糖心视频ics Mon, 23 Jun 2025 12:03:51 EDT news669899025 Scientists have developed an exact approach to a key quantum error correction problem once believed to be unsolvable, and have shown that what appeared to be hardware-related errors may in fact be due to suboptimal decoding. /news/2025-06-glasses-quantum-codes-optimal-error.html Quantum 糖心视频ics Thu, 19 Jun 2025 10:20:04 EDT news669547114