Category: 4. Physics

  • Schollwöck, U. The density-matrix renormalization group in the age of matrix product states. Ann. Phys. 326, 96–192 (2011).

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  • Orús, R. Tensor networks for complex…

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  • Direct observation of coherent elastic antineutrino–nucleus scattering

    Direct observation of coherent elastic antineutrino–nucleus scattering

    Data taking

    Data from the CONUS+ run 1 analysis presented in this study correspond to the period from November 2023 to July 2024. Three of the four detectors, named C2, C3 and C5, are considered for analysis with a total active mass of…

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  • Earth’s deepest ecosystem discovered six miles below the sea

    Earth’s deepest ecosystem discovered six miles below the sea

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  • Investigation of structural elastic electronic optical and thermoelectric properties of LiInS₂ and LiInTe₂ for optoelectronic and energy conversion

    Investigation of structural elastic electronic optical and thermoelectric properties of LiInS₂ and LiInTe₂ for optoelectronic and energy conversion

    Structural properties

    Figure 1; Schematic crystal structures of (a) LiInS₂ and (b) LiInTe₂. (a) LiInS₂ crystallizes in an orthorhombic system with space group Pna2₁ (No. 33). In this structure, the lithium (Li) atoms typically occupy the…

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  • Identifying bridges from asymmetric load-bearing structures in tapped granular packings

    Identifying bridges from asymmetric load-bearing structures in tapped granular packings

    Gravity-induced asymmetry in contact structures

    We utilize three types of monodisperse beads with different particle surface frictions to prepare disordered granular packings through mechanical tapping. The bead types include acrylonitrile…

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  • Dominant end-tunneling effect in two distinct Luttinger liquids coexisting in one quantum wire

    Dominant end-tunneling effect in two distinct Luttinger liquids coexisting in one quantum wire

    Transport exponent

    In our experiment, the differential conductance G is measured in an out-of-wire tunneling setup in a GaAs/Al0.33Ga0.67As double-well heterostructure in Fig. 1, with a finite, in-plane magnetic field applied perpendicular to the…

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  • Dispersive determination of nucleon gravitational form factors

    Dispersive determination of nucleon gravitational form factors

    Meson form factors

    Pion has two GFFs which are defined as18,20,59,60,61

    $$ \left\langle {\pi }^{a}({p}^{{\prime} })\left\vert {\hat{T}}^{\mu \nu }\right\vert {\pi }^{b}(p)\right\rangle \\ \;\;=\frac{{\delta }^{ab}}{2}\left[{A}^{\pi }(t){P}^{\mu…

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  • Imaging a light-induced molecular elimination reaction with an X-ray free-electron laser

    Imaging a light-induced molecular elimination reaction with an X-ray free-electron laser

    The experiment, schematically illustrated in Fig. 1a, was performed using the COLTRIMS (COLd Target Recoil Ion Momentum Spectroscopy) reaction microscope37,38 at the Small Quantum Systems (SQS) scientific instrument at the European X-ray…

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  • Building electronics that don’t die: Columbia’s breakthrough at CERN

    Building electronics that don’t die: Columbia’s breakthrough at CERN

    The Large Hadron Collider (LHC) is tough on electronics. Situated inside a 17-mile-long tunnel that runs in a circle under the border between Switzerland and France, this massive scientific instrument accelerates particles close to the speed of…

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  • Making Small Free-Electron Lasers More Reliable

    • Physics 18, s100

    A laser-plasma-driven free-electron laser achieves record performance, marking a step toward making intense, ultrafast x-ray sources more accessible.

    T. Swift/LBNL

    For two decades,…

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