/ en-us Â鶹ÒùÔº internet news portal provides the latest news on science including: Â鶹ÒùÔºics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. At first glance, biology and quantum technology seem incompatible. Living systems operate in warm, noisy environments full of constant motion, while quantum technology typically requires extreme isolation and temperatures near absolute zero to function. /news/2025-08-scientists-cells-biological-qubit-multidisciplinary.html Quantum Â鶹ÒùÔºics Wed, 20 Aug 2025 16:10:07 EDT news674925002 Establishing robust isolated spins on solid surfaces is crucial for fabricating quantum bits or qubits, sensors, and single-atom catalysts. An isolated spin is a single spin that is shielded from external interactions. Because isolated spins can maintain their state for long periods, they are ideal for use as qubits, the basic units of quantum computation, and for ultrafast spintronic memory. /news/2025-08-robust-isolated-quantum-magnetic-substrate.html Nanophysics Nanomaterials Wed, 20 Aug 2025 15:29:52 EDT news674922588 There are high hopes for quantum computers: they are supposed to perform specific calculations much faster than current supercomputers and, therefore, solve scientific and practical problems that are insurmountable for ordinary computers. The centerpiece of a quantum computer is the quantum bit, qubit for short, which can be realized in different ways—for instance, using the energy levels of atoms or the spins of electrons. /news/2025-08-smart-qubits-orbit-approach-boosts.html Quantum Â鶹ÒùÔºics Mon, 18 Aug 2025 11:19:04 EDT news674734741 Researchers at NPL have reported a novel high-speed charge sensing method for ballistic electrons, a potentially useful technique in the fields of electron quantum optics, quantum electrical metrology, flying qubit technology, and signal sensing. /news/2025-08-ballistic-electrons-high-method-tracks.html Quantum Â鶹ÒùÔºics Mon, 18 Aug 2025 10:06:08 EDT news674730362 The reliable engineering of quantum states, particularly those involving several particles, is central to the development of various quantum technologies, including quantum computers, sensors and communication systems. These collective quantum states include so-called Dicke and Greenberger-Horne-Zeilinger (GHZ) states, multipartite entangled states that can be leveraged to collect precise measurements, to correct errors made by quantum computers and to enable communication between remote devices leveraging quantum mechanical effects. /news/2025-08-grover-algorithm-efficiently-quantum-states.html Quantum Â鶹ÒùÔºics Fri, 15 Aug 2025 07:30:02 EDT news674389561 While conventional computers store information in the form of bits, fundamental pieces of logic that take a value of either 0 or 1, quantum computers are based on qubits. These can have a state that is simultaneously both 0 and 1. This odd property, a quirk of quantum physics known as superposition, lies at the heart of quantum computing's promise to ultimately solve problems that are intractable for classical computers. /news/2025-08-quantum-longer.html Quantum Â鶹ÒùÔºics Wed, 13 Aug 2025 12:59:56 EDT news674308789 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 Â鶹ÒùÔºics 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 Â鶹ÒùÔºics Tue, 05 Aug 2025 05:00:03 EDT news673519082 Quantum computers, devices that can perform computations relying on the principles of quantum mechanics, are expected to outperform classical computers on some types of optimization and processing tasks. While physicists and engineers have introduced various quantum computing systems over the past decades, reliably scaling these systems so that they can tackle real-world problems while correcting errors arising during computations has so far proved challenging. /news/2025-07-modular-network-fault-tolerant-scaling.html Superconductivity Quantum Â鶹ÒùÔºics Wed, 30 Jul 2025 06:30:01 EDT news672917963 Used as a versatile material in industry and health care, magnesium oxide may also be a good candidate for quantum technologies. Research led by the U.S. Department of Energy's (DOE) Argonne National Laboratory and published in npj Computational Materials reveals a defect in the mineral that could be useful for quantum applications. /news/2025-07-thousands-defects-magnesium-oxide-qubit.html Condensed Matter Quantum Â鶹ÒùÔºics Tue, 29 Jul 2025 09:26:17 EDT news672999972 In the race toward practical quantum computers and networks, photons—fundamental particles of light—hold intriguing possibilities as fast carriers of information at room temperature. /news/2025-07-metasurfaces-quantum-processors.html Quantum Â鶹ÒùÔºics Thu, 24 Jul 2025 15:17:38 EDT news672589049 In a breakthrough for antimatter research, the BASE collaboration at CERN has kept an antiproton—the antimatter counterpart of a proton—oscillating smoothly between two different quantum states for almost a minute while trapped. The achievement, reported in a paper published today in the journal Nature, marks the first demonstration of an antimatter quantum bit, or qubit, and paves the way for substantially improved comparisons between the behavior of matter and antimatter. /news/2025-07-antimatter-quantum-bit-paves-comparisons.html Quantum Â鶹ÒùÔºics Wed, 23 Jul 2025 12:21:37 EDT news672492040 Quantum teleportation is a fascinating process that involves transferring a particle's quantum state to another distant location, without moving or detecting the particle itself. This process could be central to the realization of a so-called "quantum internet," a version of the internet that enables the safe and instant transmission of quantum information between devices within the same network. /news/2025-07-quantum-internet-closer-teleport-based.html General Â鶹ÒùÔºics Quantum Â鶹ÒùÔºics Mon, 21 Jul 2025 10:30:12 EDT news672310600 Macquarie University researchers have demonstrated a technique to dramatically narrow the linewidth of a laser beam by a factor of over ten thousand—a discovery that could revolutionize quantum computing, atomic clocks and gravitational wave detection. /news/2025-07-technique-raman-laser-linewidth-quantum.html Optics & Photonics Quantum Â鶹ÒùÔºics Mon, 14 Jul 2025 16:15:06 EDT news671728357 Quantum networking is being rapidly developed world-wide. It is a key quantum technology that will enable a global quantum internet: the ability to deploy secure communication at scale, and to connect quantum computers globally. The race to realize this vision is in full swing, both on Earth and in space. /news/2025-07-quantum-networks-clocks-door-probe.html Quantum Â鶹ÒùÔºics Mon, 14 Jul 2025 15:00:07 EDT news671699183 Can you prove whether a large quantum system truly behaves according to the weird and wonderful rules of quantum mechanics—or if it just looks like it does? In a new study, physicists from Leiden, Beijing and Hangzhou found the answer to this question. /news/2025-07-certify-genuine-quantum-behavior-qubits.html Quantum Â鶹ÒùÔºics Mon, 14 Jul 2025 11:27:03 EDT news671711217 Quantum computers have the potential to revolutionize computing by solving complex problems that stump even today's fastest machines. Scientists are exploring whether quantum computers could one day help streamline global supply chains, create ultra-secure encryption to protect sensitive data against even the most powerful cyberattacks, or even develop more effective drugs by simulating their behavior at the atomic level. /news/2025-07-efficient-route-quantum.html Quantum Â鶹ÒùÔºics Wed, 09 Jul 2025 10:40:04 EDT news671276401 On July 8, 2025, physicists from Aalto University in Finland published a transmon qubit coherence measurement in Nature Communications that dramatically surpasses previous scientifically published records. The millisecond coherence measurement marks a quantum leap in computational technology, with the previous maximum echo coherence measurements approaching 0.6 milliseconds. /news/2025-07-quantum-transmon-qubit-coherence-millisecond.html Quantum Â鶹ÒùÔºics Tue, 08 Jul 2025 05:00:01 EDT news670757401 Quantum technologies, systems that operate leveraging quantum mechanical effects, have the potential to outperform classical technologies in some specific tasks. Over the past decades, some researchers have also been trying to realize quantum networks, systems comprised of multiple connected quantum devices. /news/2025-07-approach-heralded-photon-storage-rydberg.html Optics & Photonics Quantum Â鶹ÒùÔºics Mon, 07 Jul 2025 09:10:06 EDT news671097968 Understanding randomness is crucial in many fields. From computer science and engineering to cryptography and weather forecasting, studying and interpreting randomness helps us simulate real-world phenomena, design algorithms and predict outcomes in uncertain situations. /news/2025-07-randomness-key-powerful-quantum.html Quantum Â鶹ÒùÔºics Fri, 04 Jul 2025 14:20:01 EDT news670857171 For the first time, an international team of scientists has experimentally simulated spontaneous symmetry breaking (SSB) at zero temperature using a superconducting quantum processor. This achievement, which was accomplished with over 80% fidelity, represents a milestone for quantum computing and condensed matter physics. /news/2025-07-quantum-simulates-spontaneous-symmetry-temperature.html Quantum Â鶹ÒùÔºics Wed, 02 Jul 2025 16:17:04 EDT news670691821 Quantum computers still face a major hurdle on their pathway to practical use cases: their limited ability to correct the arising computational errors. To develop truly reliable quantum computers, researchers must be able to simulate quantum computations using conventional computers to verify their correctness—a vital yet extraordinarily difficult task. /news/2025-07-unique-method-enables-simulation-error.html Quantum Â鶹ÒùÔºics Wed, 02 Jul 2025 07:55:04 EDT news670661701 Devices taking advantage of the collective quantum behavior of spin excitations in magnetic materials—known as magnons—have the potential to improve quantum computing devices. However, using magnons in quantum devices requires an in-depth understanding of their nature and limitations. A new experimental technique uses superconducting qubits to sensitively characterize magnon behavior in previously unexplored regimes. /news/2025-06-quantum-exploring-magnons-superconducting-qubits.html Superconductivity Quantum Â鶹ÒùÔºics Mon, 30 Jun 2025 11:12:04 EDT news670500721 Developing technology that allows quantum information to be both stable and accessible is a critical challenge in the development of useful quantum computers that operate at scale. Research published in the journal Nature provides a pathway for scaling the number of quantum transistors (known as qubits) on a chip from current numbers under 100 to the millions needed to make quantum computation a practical reality. The result is enabled by new cryogenic control electronics that operate at close to absolute zero, developed at the University of Sydney. /news/2025-06-qubits-absolute-path-scalable-quantum.html Quantum Â鶹ÒùÔºics Wed, 25 Jun 2025 15:54:04 EDT news670085641 Caltech professor of chemistry Sandeep Sharma and colleagues from IBM and the RIKEN Center for Computational Science in Japan are giving us a glimpse of the future of computing. The team has used quantum computing in combination with classical distributed computing to attack a notably challenging problem in quantum chemistry: determining the electronic energy levels of a relatively complex molecule. /news/2025-06-hybrid-quantumclassical-approach-chemical.html Quantum Â鶹ÒùÔºics Wed, 25 Jun 2025 15:21:28 EDT news670083686 Quantum computers can solve extraordinarily complex problems, unlocking new possibilities in fields such as drug development, encryption, AI, and logistics. Now, researchers at Chalmers University of Technology in Sweden have developed a highly efficient amplifier that activates only when reading information from qubits. The study was published in the journal IEEE Transactions on Microwave Theory and Techniques. /news/2025-06-smart-amplifier-power-consumption-paving.html Quantum Â鶹ÒùÔºics Wed, 25 Jun 2025 12:00:03 EDT news670071601 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 Â鶹ÒùÔºics Tue, 24 Jun 2025 11:44:03 EDT news669984241 Scientists across the world are working to make quantum technologies viable at scale—an achievement that requires a reliable way to generate qubits, or quantum bits, which are the fundamental units of information in quantum computing. /news/2025-06-defects-2d-material-quantum-bits.html Condensed Matter Quantum Â鶹ÒùÔºics Mon, 23 Jun 2025 14:51:04 EDT news669909061 Quantum computers have the potential to speed up computation, help design new medicines, break codes, and discover exotic new materials—but that's only when they are truly functional. /news/2025-06-scientists-unconditional-exponential-quantum-scaling.html Quantum Â鶹ÒùÔºics Fri, 20 Jun 2025 12:29:04 EDT news669641341 For decades, quantum computers that perform calculations millions of times faster than conventional computers have remained a tantalizing yet distant goal. However, a new breakthrough in quantum physics may have just sped up the timeline. /news/2025-06-magically-errors-quantum-technique-decrease.html Quantum Â鶹ÒùÔºics Fri, 20 Jun 2025 10:51:44 EDT news669635416