Quantum information might not be as fragile as we thought. One of the persistent challenges in quantum computing is quantum scrambling, the process by which information encoded in qubits spreads across a system and becomes effectively lost. It is a fundamental obstacle to reliable quantum computation and data retrieval. New research published in Physical Review Letters by physicists at the University of California, Irvine, offers a compelling insight: scrambled quantum information may not actually be destroyed. Instead, it disperses in highly complex ways across many interacting particles, and under the right conditions, that process can be reversed. The key finding rests on a principle rooted in quantum mechanics. At the microscopic level, the laws governing particle interactions are time-reversible. The research team demonstrated that this reversibility extends to many quantum systems, including quantum computers. With extremely precise control, it may be possible to drive a system backward, allowing dispersed information to refocus near its origin. Why this matters for the industry: - Quantum error and information loss remain among the biggest barriers to practical quantum computing. - If scrambling can be systematically reversed, it could open new pathways for preserving qubit coherence and improving computational reliability. - The finding is described as a universal property, suggesting broad applicability across different quantum architectures. This is still early-stage research, and the level of fine-tuned control required is significant. However, it represents a meaningful step in understanding how quantum information behaves and how we might protect it. Foundational science like this is what moves quantum computing from promise toward practice. #QuantumComputing #QuantumPhysics #QuantumTechnology #Innovation
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Scientists Just Discovered Life Is Running a Quantum Computer Scientists discovered quantum computing in living cells—and it challenges what we thought life is. Proteins inside cells behave like qubits, operating at speeds near physics limits. New research from Oxford, UChicago, and Kurian reframes biology as active quantum computation. Inside this breakdown: • Proteins acting as quantum systems in living cells • Tryptophan networks enabling superradiance • Biological qubits at room temperature • A calculation linking life to cosmic-scale computation If cells already operate as quantum systems, the implications stretch from consciousness to future technology—and beyond current models of physics. What happens next if life itself is already running a quantum computer? All other links and Resources under the video in option more🤔 https://lnkd.in/gS8inxqQ
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Quantum Clocks Could Test Whether Time Itself Exists in Superposition A new line of research suggests that time, long treated as a continuous and predictable dimension, may exhibit quantum behavior that allows it to exist in multiple states simultaneously. Advances in atomic clock technology are now bringing this concept from theory into experimental reality. In classical physics, time flows uniformly, while relativity shows that its rate varies with motion and gravity. Quantum theory adds a more radical possibility: that time itself could exist in superposition, effectively running at different rates at the same moment. This idea challenges fundamental assumptions about how time is measured and experienced. Researchers are proposing experiments using highly precise optical ion clocks to detect signatures of this phenomenon. By leveraging quantum technologies already under development for advanced computing and timekeeping, scientists aim to observe whether a single clock can reflect multiple time states simultaneously. These experiments would provide direct evidence of quantum effects applied to time itself rather than just particles or fields. The approach builds on the extreme sensitivity of modern atomic clocks, which can detect minute variations in time caused by gravitational differences or motion. Extending this capability to probe quantum superpositions could open a new frontier in physics, linking quantum mechanics and relativity in experimentally testable ways. The implications are profound. Confirming that time can exist in superposition would reshape foundational physics and influence technologies that depend on precise time measurement, including navigation systems, communications, and quantum computing. More broadly, it would deepen our understanding of reality by redefining one of its most fundamental dimensions. I share daily insights with tens of thousands followers across defense, tech, and policy. If this topic resonates, I invite you to connect and continue the conversation. Keith King https://lnkd.in/gHPvUttw
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QuEra Emphasizes Measurement Science Foundations in Quantum Computing - TipRanks Quantum computing company QuEra recently released a statement highlighting the historical work of physicist Hedwig Kohn, focusing on her contributions to spectroscopy and radiometry. The company connected her early research in precision measurement to the foundations of modern atomic and optical physics, which currently support neutral-atom quantum computing experiments. To understand why historical measurement science is relevant to modern quantum hardware, it helps to examine how neutral-atom qubits operate. A qubit is the basic unit of information in a quantum computer, capable of holding complex quantum states like superposition. In a neutral-atom system, these qubits are made from individual atoms that carry no net electrical charge. Operating a quantum computer with neutral atoms requires scientists to trap and manipulate these single atoms using highly focused lasers. This relies deeply on spectroscopy, the study of how matter interacts with light, and radiometry, the science of measuring electromagnetic radiation accurately. Proper metrology, which is the foundational science of measurement, is required to achieve the exact optical control needed for quantum computation. By emphasizing Kohn's early work, the company highlights the rigorous experimental methods required to operate these delicate physical systems. As noted in the industry analysis, this update does not mean there is a new commercial hardware release or an immediate technological breakthrough from QuEra. Rather, the communication is intended for brand and culture building. It serves to position the company around strict experimental rigor, demonstrating that future advances in neutral-atom quantum computing remain deeply reliant on fundamental scientific disciplines. #QuantumComputing #QuantumTechnology #QuantumScience #Qubits #NeutralAtoms #Spectroscopy #Metrology https://lnkd.in/eKRmDc_7
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Quantum technologies Are revolutionary impacted the future of computing with research and experiment opens new paths to give you an idea In the past year, two separate experiments in two different materials captured the same confounding scenario: the coexistence of superconductivity and magnetism. Scientists had assumed that these two quantum states are mutually exclusive; the presence of one should inherently destroy the other.Many more experiments are needed before one can declare victory,” says study lead author Senthil Todadri, the William and Emma Rogers Professor of Physics at MIT. “But this theory is very promising and shows that there can be new ways in which the phenomenon of superconductivity can arise.”What’s more, if the idea of superconducting anyons can be confirmed and controlled in other materials, it could provide a new way to design stable qubits — atomic-scale “bits” that interact quantum mechanically to process information and carry out complex computations far more efficiently than conventional computer bits.Superconductivity and magnetism are macroscopic states that arise from the behavior of electrons. A material is a magnet when electrons in its atomic structure have roughly the same spin, or orbital motion, creating a collective pull in the form of a magnetic field within the material as a whole. A material is a superconductor when electrons passing through, in the form of voltage, can couple up in “Cooper pairs.” In this teamed-up state, electrons can glide through a material without friction, rather than randomly knocking against its atomic latticework.For decades, it was thought that superconductivity and magnetism should not co-exist; superconductivity is a delicate state, and any magnetic field can easily sever the bonds between Cooper pairs. But earlier this year, two separate experiments proved otherwisesimilar dual states in the semiconducting crystal molybdenium ditelluride (MoTe2). Interestingly, the conditions in which MoTe2 becomes superconductive happen to be the same conditions in which the material exhibits an exotic “fractional quantum anomalous Hall effect,” or FQAH — a phenomenon in which any electron passing through the material should split into fractions of itself. These fractional quasiparticles are known as “anyons.Anyons are entirely different from the two main types of particles that make up the universe: bosons and fermions. Bosons are the extroverted particle type, as they prefer to be together and travel in packs. The photon is the classic example of a boson. In contrast, fermions prefer to keep to themselves, and repel each other if they are too near. Electrons, protons, and neutrons are examples of fermions. Together, bosons and fermions are the two major kingdoms of particles that make up matter in the three-dimensional universe.Anyons, in contrast, exist only in two-dimensional space. This third type of particle was first predicted in the 1980s,now I sunny faridi see more reliable researche
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Stanford researchers did not set out to find something that breaks the rules. They found it anyway. A newly discovered crystal has demonstrated quantum properties that existing theoretical models did not predict and cannot fully explain, exhibiting coherence times, entanglement stability, and information retention at room temperature that every previous quantum material required near absolute zero conditions to achieve. The crystal maintains its quantum state in environments that should destroy it instantly according to the physics that governed quantum material research until this discovery landed on the table.Quantum technology has been commercially constrained for years by a single brutal requirement: the systems that make it work need to be cooled to temperatures colder than deep space to function. That requirement makes quantum computers expensive, immobile, and inaccessible at the scale needed to deploy them as practical infrastructure. A crystal that holds quantum coherence at room temperature does not improve quantum technology. It removes the single biggest barrier between quantum computing and the rest of the world. Stanford did not find a better quantum material. It may have found the one that finally makes quantum technology something ordinary people actually use.#QuantumCrystal #StanfordResearch #QuantumComputing
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Recent research highlights the potential of "poor man's Majoranas"—minimal Kitaev chains composed of two quantum dots coupled by a superconductor—as sensitive quantum spin probes. Unlike long chains that offer topological protection, these short chains are highly responsive to local perturbations, enabling the detection and characterization of nearby quantum spins through their spectral signatures. This approach leverages the vulnerability of unprotected Majorana modes, offering a practical tool for quantum sensing and suggesting new experimental strategies for manipulating quantum states, even in non-ideal systems, prior to the realization of robust topological quantum computing platforms.
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Work on the Quantinuum H2 quantum computer shows that digital quantum systems can now accurately simulate real physical behavior over time, not just toy problems. Researchers observed: • Thermalization (energy spreading naturally) • Fluid-like dynamics from particle systems • Complex behavior that classical computers struggle to model This was enabled by very high gate fidelity (~99.94%). Bottom line: quantum computers are moving from theory to practical simulation engines, with real implications for materials, physics, and advanced computing.
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Progress in quantum science often comes down to reducing noise. New research involving Argonne National Laboratory scientist Xu Han focuses on making quantum systems “quieter” by minimizing environmental disturbances that disrupt fragile quantum states. Why it matters: Less noise means longer coherence times, bringing us closer to reliable quantum computing, sensing, and communication. Read more: https://lnkd.in/gcimPY2p #Quantum #Argonne
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Researchers at the Quantum Science Center at ORNL have established a new, programmable way to use quantum computers to study the transport of spin, a fundamental quantum variable, in materials. Measuring spin provides critical insight into how quantum materials carry energy and information. By simulating this behavior, the team is advancing methods to study hard-to-observe quantum systems. Learn more ⬇️
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Gauge theory could give quantum error correction a boost - Physics World Researchers used gauge theory to reduce the qubits needed for quantum error correction. Scientists from IBM Quantum and the University of Sydney showed how widespread quantum information can be measured using only local checks, significantly lowering overhead. Unlike classical bits (0 or 1), quantum computers use qubits, which can exist in a combination of both states at once and become entangled. These properties allow quantum algorithms to solve certain problems faster. However, qubits are highly sensitive to environmental disturbances. This fragility introduces errors, making large-scale hardware difficult to build. To protect data, researchers use fault-tolerant error correction, storing information from one logical qubit across many fragile physical qubits. Standard approaches require massive numbers of extra qubits to perform operations and run checks, creating a huge resource cost. This new work addresses that cost using gauge theory, a physics concept where local interactions connect distant system parts. Instead of running complex global measurements, researchers add helper qubits to break the process into small, local checks. Combining these local outcomes reconstructs the overall result. The extra qubit requirement grows only slightly faster than the measurement size, bypassing the severe overhead of earlier methods. This means scientists have a flexible approach for a wide class of error-correcting codes. It does not mean the physical sensitivity of qubits is solved or that large-scale quantum computers are finished. Rather, it provides a theoretical framework to reduce resource barriers, accelerating the development of practical hardware. #QuantumComputing #QuantumTechnology #QuantumScience #Qubits #QuantumErrorCorrection #GaugeTheory #FaultTolerance https://lnkd.in/erF5jH6x
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