Observation of Photon Blockade in a Tavis-Cummings System

Kavli Affiliate: Irfan Siddiqi | First 5 Authors: Brian Marinelli, Alex H. Rubin, Victoria A. Norman, Santai Yang, Ravi Naik | Summary: We observe blockade of microwave photons in a Tavis-Cummings system comprising a superconducting cavity and up to $N=3$ transmon qubits. The effect is characterized with photon number-resolving spectroscopy using an additional dispersively coupled […]


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A weakly compressible SPH method for RANS simulation of wall-bounded turbulent flows

Kavli Affiliate: Feng Wang | First 5 Authors: Feng Wang, Zhongguo Sun, Xiangyu Hu, , | Summary: This paper presents a Weakly Compressible Smoothed Particle Hydrodynamics (WCSPH) method for solving the two-equation Reynolds-Averaged Navier-Stokes (RANS) model. The turbulent wall-bounded flow with or without mild flow separation, a crucial flow pattern in engineering applications, yet rarely […]


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Competition between excitonic insulators and quantum Hall states in correlated electron-hole bilayers

Kavli Affiliate: Michael F. Crommie | First 5 Authors: Ruishi Qi, Qize Li, Zuocheng Zhang, Zhiyuan Cui, Bo Zou | Summary: Excitonic insulators represent a unique quantum phase of matter, providing a rich ground for studying exotic quantum bosonic states. Strongly coupled electron-hole bilayers, which host stable dipolar exciton fluids with an exciton density that […]


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Phonon-mediated electron attraction in SrTiO$_3$ via the generalized Fröhlich and deformation potential mechanisms

Kavli Affiliate: Jeffrey B. Neaton | First 5 Authors: Norm M. Tubman, Christopher J. N. Coveney, Chih-En Hsu, Andres Montoya-Castillo, Marina R. Filip | Summary: Superconductivity in doped SrTiO$_3$ was discovered in 1964, the first superconducting transition observed in a doped semiconductor. However, the mechanism behind electron pairing in SrTiO$_3$ remains a subject of debate. […]


Continue.. Phonon-mediated electron attraction in SrTiO$_3$ via the generalized Fröhlich and deformation potential mechanisms

Phonon-mediated electron attraction in SrTiO$_3$ via the generalized Fröhlich and deformation potential mechanisms

Kavli Affiliate: Jeffrey B. Neaton | First 5 Authors: Norm M. Tubman, Christopher J. N. Coveney, Chih-En Hsu, Andres Montoya-Castillo, Marina R. Filip | Summary: Superconductivity in doped SrTiO$_3$ was discovered in 1964, the first superconducting transition observed in a doped semiconductor. However, the mechanism behind electron pairing in SrTiO$_3$ remains a subject of debate. […]


Continue.. Phonon-mediated electron attraction in SrTiO$_3$ via the generalized Fröhlich and deformation potential mechanisms

Spin frustration and unconventional spin twisting state in van der Waals ferromagnet/antiferromagnet heterostructures

Kavli Affiliate: Michael F. Crommie | First 5 Authors: Tianye Wang, Qian Li, Mengmeng Yang, Yu Sun, Alpha T. N’Diaye | Summary: Atomically flat surfaces of van der Waals (vdW) materials pave an avenue for addressing a long-standing fundamental issue of how a perfectly compensated antiferromagnet (AFM) surface frustrates a ferromagnetic (FM) overlayer in FM/AFM […]


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Object Detection for Medical Image Analysis: Insights from the RT-DETR Model

Kavli Affiliate: Ting Xu | First 5 Authors: Weijie He, Yuwei Zhang, Ting Xu, Tai An, Yingbin Liang | Summary: Deep learning has emerged as a transformative approach for solving complex pattern recognition and object detection challenges. This paper focuses on the application of a novel detection framework based on the RT-DETR model for analyzing […]


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State Permutation Control in Non-Hermitian Multiqubit Systems with Suppressed Non-Adiabatic Transitions

Kavli Affiliate: Birgitta Whaley | First 5 Authors: Ievgen I. Arkhipov, Philippe Lewalle, Franco Nori, Şahin K. Özdemir, K. Birgitta Whaley | Summary: Non-Hermitian systems have been at the focus of intense research for over a decade, partly due to their nontrivial energy topology formed by intersecting Riemann manifolds with branch points known as exceptional […]


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CausalSR: Structural Causal Model-Driven Super-Resolution with Counterfactual Inference

Kavli Affiliate: Feng Wang | First 5 Authors: Zhengyang Lu, Bingjie Lu, Feng Wang, , | Summary: Physical and optical factors interacting with sensor characteristics create complex image degradation patterns. Despite advances in deep learning-based super-resolution, existing methods overlook the causal nature of degradation by adopting simplistic black-box mappings. This paper formulates super-resolution using structural […]


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“Molecular waveplate” for the control of ultrashort pulses carrying orbital angular momentum

Kavli Affiliate: Feng Wang | First 5 Authors: Chengqing Xu, Lixin He, Wanchen Tao, Xiaosong Zhu, Feng Wang | Summary: Ultrashort laser pulses carrying orbital angular momentum (OAM) have become essential tools in Atomic, Molecular, and Optical (AMO) studies, particularly for investigating strong-field light-matter interactions. However, controlling and generating ultrashort vortex pulses presents significant challenges, […]


Continue.. “Molecular waveplate” for the control of ultrashort pulses carrying orbital angular momentum