Category: 4. Physics

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  • Detecting the purely imaginary Fisher zeros of an Ising spin system on a quantum computer

    Detecting the purely imaginary Fisher zeros of an Ising spin system on a quantum computer

    In this section, we apply our protocol to calculate the purely imaginary Fisher zeros of certain Ising models on the ibm-lagos quantum computer. The ibm-lagos quantum device is composed of seven superconducting qubits that interact with each…

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  • Physicists Find a New Way Around Quantum Limits

    Physicists Find a New Way Around Quantum Limits

    By reworking the very nature of quantum uncertainty, researchers have discovered a way to measure the unmeasurable with unprecedented precision. Their method, adapted from quantum computing, hints at a future of sensors so sensitive…

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  • Active Matter Breaks like an Amorphous Plastic

    • Physics 18, s121

    Shearing a dusty plasma with a laser shows how vibrational modes lead to weak points in an amorphous active system.

    Drop a wine glass on a concrete floor, and it’s easy to predict what will…

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  • Evaluation study of radial and spiral based volumetric thermometry for monitoring of hepatic microwave ablation

    Evaluation study of radial and spiral based volumetric thermometry for monitoring of hepatic microwave ablation

    This study was approved by the Institutional Review Board (IRB) of Hannover Medical School (Approval No. 11019_B0_S_2023) and was conducted in accordance with the principles of the Declaration of Helsinki and relevant national and institutional…

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  • Quantum mechanical dataset of 836k neutral closed-shell molecules with up to 5 heavy atoms from C, N, O, F, Si, P, S, Cl, Br

    Quantum mechanical dataset of 836k neutral closed-shell molecules with up to 5 heavy atoms from C, N, O, F, Si, P, S, Cl, Br

  • Rupp, M., Tkatchenko, A., Müller, K. & Lilienfeld, O. Fast and Accurate Modeling of Molecular Atomization Energies with Machine Learning. Phys. Rev. Lett. 108, 058301, https://doi.org/10.1103/PhysRevLett.108.058301 (2012).

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  • An ultra-stable MEMS resonator with ±14 ppb frequency stability realized by nonlinearity-mediated drift suppression

    An ultra-stable MEMS resonator with ±14 ppb frequency stability realized by nonlinearity-mediated drift suppression

    Device design and fundamental characteristics

    The short-term frequency stability of a MEMS resonator directly depends on its quality factor according to Robin’s formula22. We specifically designed a symmetrical MEMS resonant structure in which…

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  • Electrostatic-based transfer keeps 2D materials ultra-clean

    Electrostatic-based transfer keeps 2D materials ultra-clean

    Electrostatic-based transfer keeps 2D materials ultra-clean

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  • Author Correction: High-fidelity four-photon GHZ states on chip

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