cond-mat 篇论文 | Gist.Science

Symmetric $\mathrm{U(1)}$ and $\mathbb{Z}_2$ spin liquids on the pyrochlore lattice

本文利用投影对称群框架，对保持空间群对称性的三维烧绿石晶格费米子自旋子进行了完整分类，发现了多种对称性保护的 $\mathrm{U(1)}$ 和 $\mathbb{Z}_2$ 自旋液体态，并特别提出了一种具有受保护的“节点星”能带结构的 $\mathrm{U(1)}$ 自旋液体，其低温比热表现出独特的 $\sqrt{T}$ 标度行为。

Chunxiao Liu, Gábor B. Halász, Leon BalentsWed, 11 Ma🔬 cond-mat

Entropic Clustering of Stickers Induces Aging in Biocondensates

该研究提出了一种基于“贴纸 - 间隔物”的极简模型，揭示了间隔物的熵最大化会在贴纸间产生吸引力并诱导其聚集，从而解释了生物凝聚物中因玻璃态弛豫导致的长期老化现象。

Hugo Le Roy, Paolo De Los RiosWed, 11 Ma🔬 cond-mat

Simple mathematical model for a pairing-induced motion of active and passive particles

该论文提出并分析了描述活性与被动粒子通过弹簧耦合产生配对诱导运动的二维数学模型，揭示了自推进强度如何决定系统呈现直线、圆周或蛇形运动模式的分岔行为。

Hiroaki Ishikawa, Yuki Koyano, Hiroaki Ito, Yutaka Sumino, Hiroyuki KitahataWed, 11 Ma🔬 cond-mat

Heat-dissipation decomposition and free-energy generation in a non-equilibrium dot with multi-electron states

该研究通过单电子计数统计实验，在具有多电子态的非平衡量子点中实现了热耗散分解与自由能生成的定量关联，揭示了在强非平衡条件下自由能转换效率的理论潜力及实验验证。

Chloe Salhani, Kensaku Chida, Takase Shimizu, Toshiaki Hayashi, Katsuhiko NishiguchiWed, 11 Ma🔬 cond-mat

Effect of Pressure and Oxygen-Isotope Substitution on Density-Wave Transitions in La $_4$ Ni $_3$ O $_{10}$

该研究通过μSR 和电阻率测量，揭示了 La $_4$ Ni $_3$ O $_{10}$ 中自旋密度波（SDW）与电荷密度波（CDW）的紧密耦合机制，发现压力抑制了所有相变温度，而氧同位素取代仅在 CDW 与 SDW 纠缠时显著影响 SDW 转变温度，表明晶格效应在纠缠态中起关键作用。

Rustem Khasanov, Vahid Sazgari, Thomas J. Hicken, Igor Plokhikh, Marisa Medarde, Ekaterina Pomjakushina, Lukas Keller, Vladimir Pomjakushin, Marek Bartkowiak, Szymon Królak, Michał J. Winiarski, Alexander Steppke, Jonas A. Krieger, Hubertus Luetkens, Tomasz Klimczuk, Christof W. Schneider, Dariusz J. Gawryluk, Zurab GuguchiaWed, 11 Ma🔬 cond-mat

Ionic-Bond-Driven Atom-Bridged Room-Temperature Cooper Pairing in Cuprates and Nickelates: a Theoretical Framework Supported by 32 Experimental Evidences

该论文提出了一种由离子键驱动的原子桥接（如 e⁻-O-e⁻）机制来解释铜氧化物和镍氧化物高温超导中的库珀对形成，声称该理论基于化学键 - 结构 - 性质的关系，并得到了 32 项实验证据的支持，从而为解决高温超导机理这一长达 40 年的难题及实现室温超导提供了新的理论框架。

Jun-jie Shi, Yao-hui ZhuWed, 11 Ma🔬 cond-mat

Oxygen-isotope effect on density wave transitions in La $_3$ Ni $_2$ O $_{7}$

该研究通过氧同位素取代实验发现，La $_3$ Ni $_2$ O $_7$ 中的电荷密度波转变温度随 $^{18}$ O取代而升高，而自旋密度波转变温度不受影响，表明电荷序的形成强烈依赖于晶格振动（电子 - 声子耦合），而自旋序主要源于电子关联，这一发现暗示电子 - 声子耦合可能在镍酸盐超导配对机制中起关键作用。

Rustem Khasanov, Vahid Sazgari, Igor Plokhikh, Lifen Shi, KeYuan Ma, Marisa Medarde, Ekaterina Pomjakushina, Tomasz Klimczuk, Thomas J. Hicken, Hubertus Luetkens, Christof W. Schneieder, Zurab Guguchia, Sergey Medvedev, Dariusz J. GawrylukWed, 11 Ma🔬 cond-mat

Virtual walks in the Ising model: finite time scaling

该论文通过在 Glauber 动力学下将伊辛模型自旋演化与虚拟行走相结合，揭示了非平衡区域在时间尺度上的显著延展，并成功利用基于局部能量的虚拟行走方法，在二维系统中通过有限时间标度分析验证了临界指数与已知理论值的高度一致性。

Amit Pradhan, Parongama Sen, Sagnik SethWed, 11 Ma🔬 cond-mat

Rigid body rotation and chiral reorientation combine in filamentous E. coli swimming in low-Re flows

该研究揭示了在低雷诺数流中，经抗生素处理而变长的丝状大肠杆菌在静止时呈现刚性体旋转的波动游动，而在压力驱动流中则表现出“颤动”、手性重定向及向壁面迁移的趋流性，且非运动性丝状菌则像刚性杆一样沿流线运动。

Richard Z. DeCurtis, Yongtae Ahn, Jane E. Hill, Sara M. HashmiWed, 11 Ma🔬 cond-mat

Phase diagrams of S=1/2 bilayer Models of SU(2) symmetric antiferromagnets

本文研究了具有 SU(2) 对称性的 $S=1/2$ 双层反铁磁模型在零温下的相图，对比了层间仅交换能量（类 Ashkin-Teller 耦合）与同时交换自旋和能量两种情形，揭示了前者无法形成简单二聚体态且两者在 Néel-VBS 相变及 VBS-二聚体相变中展现出截然不同的有限尺寸标度行为与相变特征。

Fan Zhang, Nisheeta Desai, Wenan Guo, Ribhu K. KaulWed, 11 Ma🔬 cond-mat

Quasi-one-dimensional soliton in a self-repulsive spin-orbit-coupled dipolar spin-half and spin-one condensates

该研究利用平均场 Gross-Pitaevskii 方程，探讨了自旋轨道耦合的自排斥偶极玻色 - 爱因斯坦凝聚体中准一维孤子的形成，揭示了自旋 1/2 和自旋 1 体系在不同耦合强度下呈现多种具有或无空间密度调制的孤子类型，并证实了这些孤子（尤其是含暗孤子分量的孤子）具有动力学稳定性。

S. K. AdhikariWed, 11 Ma🔬 cond-mat

Boundary critical behavior of the Gross-Neveu-Yukawa model

本文研究了半无限 Gross-Neveu-Yukawa 模型的边界临界行为，在满足幺正性、共形不变性和电荷共轭对称性的最一般费米子边界条件下，分析了相图并识别出不同的边界临界普适类，同时计算了一阶单圈下的边界临界指数。

Andrei A. Fedorenko, Ilya A. GruzbergWed, 11 Ma🔬 cond-mat

Revisiting the $J_1$ - $J_2$ Heisenberg Model on a Triangular Lattice: Quasi-Degenerate Ground States and Phase Competition

该研究通过先进的矩阵乘积态模拟发现，三角晶格 $J_1$ - $J_2$ 海森堡模型在 $J_2/J_1=0.125$ 处的两个准简并基态在静态关联和动力学激发上存在显著差异，表明它们并非仅仅是拓扑不同的 $\mathbb{Z}_2$ 量子自旋液体扇区。

Oleksandra Kovalska, Ester Pagès Fontanella, Benedikt Schneider, Hong-Hao Tu, Jan von DelftWed, 11 Ma🔬 cond-mat

Interplay of local and global quantum geometry in the stability of flat-band superfluids

该论文揭示了量子几何在平带玻色凝聚中的关键作用，指出二维平带超流体的稳定性不仅取决于量子度规的积分大小，更依赖于其在布里渊区内的分布，且根据玻戈留波夫理论，实现稳定超流至少需要三个能带。

Kukka-Emilia Huhtinen, Matteo Dürrnagel, Valerio Peri, Sebastian D. HuberWed, 11 Ma🔬 cond-mat

When velocity autocorrelations mirror force autocorrelations: Exact noise-cancellation in interacting Brownian systems

该论文从理论上严格证明了在热平衡态下，由于速度自相关函数与力自相关函数呈严格负比例关系，导致交叉关联项消失，从而使噪声消除算法成为精确方法，而在非平衡态下该交叉关联项不为零，可作为区分平衡与非平衡态的判据并指导算法修正。

Anton Lüders, Suvendu Mandal, Thomas FranoschWed, 11 Ma🔬 cond-mat

Proximate Spin Liquid Ground State Arising from Competing Stripy and 120 $^{\circ}$ Spin Correlations in the Triangular Quantum Antiferromagnet ErMgGaO $_4$

该研究通过非弹性中子散射发现，三角晶格量子反铁磁体 ErMgGaO $_4$ 在低温下表现出自旋玻璃态，其低能激发谱呈现连续谱特征，且理论拟合参数表明其处于条纹序与量子自旋液体相之间的临界区域，暗示其基态可能为近邻量子自旋液体。

S. H. -Y. Huang, S. Petit, Bo Yuan, Z. W. Cronkwright, C. Pinvidic, Y. Wang, E. M. Smith, S. Bhattacharya, C. Yang, J. -M. Zanotti, Q. Berrod, M. B. Stone, A. I. Kolesnikov, R. J. Cava, E. Kermarrec, B. D. GaulinWed, 11 Ma🔬 cond-mat

cond-mat

Symmetric $\mathrm{U(1)}$ and $\mathbb{Z}_2$ spin liquids on the pyrochlore lattice

Entropic Clustering of Stickers Induces Aging in Biocondensates

Simple mathematical model for a pairing-induced motion of active and passive particles

Heat-dissipation decomposition and free-energy generation in a non-equilibrium dot with multi-electron states

Effect of Pressure and Oxygen-Isotope Substitution on Density-Wave Transitions in La $_4$ Ni $_3$ O $_{10}$

Ionic-Bond-Driven Atom-Bridged Room-Temperature Cooper Pairing in Cuprates and Nickelates: a Theoretical Framework Supported by 32 Experimental Evidences

Oxygen-isotope effect on density wave transitions in La $_3$ Ni $_2$ O $_{7}$

Virtual walks in the Ising model: finite time scaling

Rigid body rotation and chiral reorientation combine in filamentous E. coli swimming in low-Re flows

Phase diagrams of S=1/2 bilayer Models of SU(2) symmetric antiferromagnets

Quasi-one-dimensional soliton in a self-repulsive spin-orbit-coupled dipolar spin-half and spin-one condensates

Boundary critical behavior of the Gross-Neveu-Yukawa model

Revisiting the $J_1$ - $J_2$ Heisenberg Model on a Triangular Lattice: Quasi-Degenerate Ground States and Phase Competition

Interplay of local and global quantum geometry in the stability of flat-band superfluids

When velocity autocorrelations mirror force autocorrelations: Exact noise-cancellation in interacting Brownian systems

Proximate Spin Liquid Ground State Arising from Competing Stripy and 120 $^{\circ}$ Spin Correlations in the Triangular Quantum Antiferromagnet ErMgGaO $_4$

Predictive first-principles simulations for co-designing next-generation energy-efficient AI systems

Dynamics of viscous liquids and the Random Barrier Model

Hopfield model for patterns with internal structure

Interplay of Rashba spin-orbit coupling and Coulomb interaction in topological spin-triplet excitonic condensates

cond-mat

Symmetric U(1)\mathrm{U(1)}U(1) and Z2\mathbb{Z}_2Z2​ spin liquids on the pyrochlore lattice

Entropic Clustering of Stickers Induces Aging in Biocondensates

Simple mathematical model for a pairing-induced motion of active and passive particles

Heat-dissipation decomposition and free-energy generation in a non-equilibrium dot with multi-electron states

Effect of Pressure and Oxygen-Isotope Substitution on Density-Wave Transitions in La4_44​Ni3_33​O10_{10}10​

Ionic-Bond-Driven Atom-Bridged Room-Temperature Cooper Pairing in Cuprates and Nickelates: a Theoretical Framework Supported by 32 Experimental Evidences

Oxygen-isotope effect on density wave transitions in La3_33​Ni2_22​O7_{7}7​

Virtual walks in the Ising model: finite time scaling

Rigid body rotation and chiral reorientation combine in filamentous E. coli swimming in low-Re flows

Phase diagrams of S=1/2 bilayer Models of SU(2) symmetric antiferromagnets

Quasi-one-dimensional soliton in a self-repulsive spin-orbit-coupled dipolar spin-half and spin-one condensates

Boundary critical behavior of the Gross-Neveu-Yukawa model

Revisiting the J1J_1J1​-J2J_2J2​ Heisenberg Model on a Triangular Lattice: Quasi-Degenerate Ground States and Phase Competition

Interplay of local and global quantum geometry in the stability of flat-band superfluids

When velocity autocorrelations mirror force autocorrelations: Exact noise-cancellation in interacting Brownian systems

Proximate Spin Liquid Ground State Arising from Competing Stripy and 120∘^{\circ}∘ Spin Correlations in the Triangular Quantum Antiferromagnet ErMgGaO4_44​

Predictive first-principles simulations for co-designing next-generation energy-efficient AI systems

Dynamics of viscous liquids and the Random Barrier Model

Hopfield model for patterns with internal structure

Interplay of Rashba spin-orbit coupling and Coulomb interaction in topological spin-triplet excitonic condensates

Symmetric $\mathrm{U(1)}$ and $\mathbb{Z}_2$ spin liquids on the pyrochlore lattice

Effect of Pressure and Oxygen-Isotope Substitution on Density-Wave Transitions in La $_4$ Ni $_3$ O $_{10}$

Oxygen-isotope effect on density wave transitions in La $_3$ Ni $_2$ O $_{7}$

Revisiting the $J_1$ - $J_2$ Heisenberg Model on a Triangular Lattice: Quasi-Degenerate Ground States and Phase Competition

Proximate Spin Liquid Ground State Arising from Competing Stripy and 120 $^{\circ}$ Spin Correlations in the Triangular Quantum Antiferromagnet ErMgGaO $_4$