Tao Shi
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View article: Two- and many-body physics of ultracold molecules dressed by dual microwave fields
Two- and many-body physics of ultracold molecules dressed by dual microwave fields Open
We investigate the two- and many-body physics of ultracold polar molecules dressed by dual microwaves with distinct polarizations. Using Floquet theory and multichannel scattering calculations, we identify a regime with the largest elastic…
View article: Consistent gauge theories for the slave particle representation of the strongly correlated $t$-$J$ model
Consistent gauge theories for the slave particle representation of the strongly correlated $t$-$J$ model Open
We aim to clarify the confusion and inconsistency in our recent works [1,2], and to address the incompleteness therein. In order to avoid the ill-defined nature of the free propagator of the gauge field in the ordered states of the $t$-$J$…
View article: Quantum Phases for Finite-Temperature Gases of Bosonic Polar Molecules Shielded by Dual Microwaves
Quantum Phases for Finite-Temperature Gases of Bosonic Polar Molecules Shielded by Dual Microwaves Open
We investigate the finite-temperature phase diagram of polar molecules shielded by dual microwave fields using the path integral Monte Carlo method combined with the worm algorithm. We determine the critical temperature Tc for Bose-Einstei…
View article: QUASAR: Quantum Assembly Code Generation Using Tool-Augmented LLMs via Agentic RL
QUASAR: Quantum Assembly Code Generation Using Tool-Augmented LLMs via Agentic RL Open
Designing and optimizing task-specific quantum circuits are crucial to leverage the advantage of quantum computing. Recent large language model (LLM)-based quantum circuit generation has emerged as a promising automatic solution. However, …
View article: Precise GNSS-acoustic seafloor positioning with sound speed from global ocean analysis
Precise GNSS-acoustic seafloor positioning with sound speed from global ocean analysis Open
The Global Navigation Satellite System–Acoustic (GNSS-A) combined positioning technique extends geodetic networks into the seafloor. Currently, GNSS-A can achieve static seafloor positioning accuracy at centimeter level. However, in practi…
View article: Supersolid Phases in Ultracold Gases of Microwave Shielded Polar Molecules
Supersolid Phases in Ultracold Gases of Microwave Shielded Polar Molecules Open
We propose a novel scheme to realize the supersolid phase in ultracold gases of microwave-shielded polar molecules by engineering an additional anisotropy in inter-molecular dipolar interaction via an elliptically polarized microwave. It i…
View article: Quantum Phases for Finite-Temperature Gases of Bosonic Polar Molecules Shielded by Dual Microwaves
Quantum Phases for Finite-Temperature Gases of Bosonic Polar Molecules Shielded by Dual Microwaves Open
We investigate the finite-temperature phase diagram of polar molecules shielded by dual microwave fields using the path integral Monte Carlo method combined with the worm algorithm. We determine the critical temperature $T_c$ for Bose-Eins…
View article: Impact of Ocean Sound Speed Horizontal Gradient on Global Navigation Satellite System–Acoustic Precise Seafloor Positioning
Impact of Ocean Sound Speed Horizontal Gradient on Global Navigation Satellite System–Acoustic Precise Seafloor Positioning Open
Global Navigation Satellite System–Acoustic ranging (GNSS-A) technology can achieve centimeter-level seafloor positioning. However, the horizontal gradient of ocean sound speed limits the seafloor positioning accuracy of GNSS-A. This paper…
View article: Anomalous Point-Gap Interactions Unveil the Mirage Bath
Anomalous Point-Gap Interactions Unveil the Mirage Bath Open
Non-Hermitian topology has revolutionized our understanding of energy gaps and band topology, unveiling phases that do not exist within the Hermitian framework. Nonetheless, its fundamental implications for quantum interactions in open qua…
View article: Kondo impurity in an attractive Fermi-Hubbard bath: Equilibrium and dynamics
Kondo impurity in an attractive Fermi-Hubbard bath: Equilibrium and dynamics Open
We investigate theoretically equilibrium and dynamical properties of a Kondo impurity coupled to either 1D or 2D superconductors, modeled by the attractive Fermi-Hubbard model. By employing a non-Gaussian variational approach, we go beyond…
View article: Two- and many-body physics of ultracold molecules dressed by dual microwave fields
Two- and many-body physics of ultracold molecules dressed by dual microwave fields Open
We investigate the two- and many-body physics of the ultracold polar molecules dressed by dual microwaves with distinct polarizations. Using Floquet theory and multichannel scattering calculations, we identify a regime with the largest ela…
View article: Multiple periodic solutions of parameterized systems coupling asymmetric components and linear components
Multiple periodic solutions of parameterized systems coupling asymmetric components and linear components Open
We investigated the multiplicity of periodic solutions for parameterized systems coupling asymmetric components and linear components, where the nonlinearity is allowed to be sign-changing. Our approach was based on an extended version of …
View article: Variational approach to the dynamics of dissipative quantum impurity models
Variational approach to the dynamics of dissipative quantum impurity models Open
Recent experiments with quantum simulators using ultracold atoms and superconducting qubits have demonstrated the potential of controlled dissipation as a versatile tool for realizing correlated many-body states. However, determining the d…
View article: Continuously tunable single-photon level nonlinearity with Rydberg state wave-function engineering
Continuously tunable single-photon level nonlinearity with Rydberg state wave-function engineering Open
Extending optical nonlinearity into the extremely weak light regime is at the heart of quantum optics, since it enables the efficient generation of photonic entanglement and implementation of photonic quantum logic gate. Here, we demonstra…
View article: Bose-Einstein condensates of microwave-shielded polar molecules
Bose-Einstein condensates of microwave-shielded polar molecules Open
We investigate the ground-state properties of the ultracold gases of bosonic microwave-shielded polar molecules. To account for the large shielding core of the inter-molecular potential, we adopt a variational ansatz incorporating the Jast…
View article: Unveiling quantum phases in quasi-one-dimensional dipolar gases using continuous matrix product state
Unveiling quantum phases in quasi-one-dimensional dipolar gases using continuous matrix product state Open
We investigate the ground-state properties of the quasi-one-dimensional dipolar gases using continuous matrix product states techniques. Making use of the first- and second-order correlation functions, we find that the system supports the …
View article: Ultracold field-linked tetratomic molecules
Ultracold field-linked tetratomic molecules Open
View article: Magnon Damping Minimum and Logarithmic Scaling in a Kondo-Heisenberg Model
Magnon Damping Minimum and Logarithmic Scaling in a Kondo-Heisenberg Model Open
Recently, an anomalous temperature evolution of spin wave excitations has been observed in a van der Waals metallic ferromagnet Fe$_3$GeTe$_2$ (FGT) [S. Bao, et al., Phys. Rev. X 12, 011022 (2022)], whose theoretical understanding yet rema…
View article: Macroscopic squeezing in quasi-one-dimensional two-component Bose gases
Macroscopic squeezing in quasi-one-dimensional two-component Bose gases Open
We investigate the ground-state properties and the dynamics of quasi-one-dimensional quantum droplets of binary Bose condensates by employing the Gaussian state theory. We show that there exists three quantum phases for the ground states o…
View article: Fractional Quantum Zeno Effect Emerging from Non-Hermitian Physics
Fractional Quantum Zeno Effect Emerging from Non-Hermitian Physics Open
Exploring non-Hermitian phenomenology is an exciting frontier of modern physics. However, the demonstration of a non-Hermitian phenomenon that is quantum in nature has remained elusive. Here, we predict quantum non-Hermitian phenomena: the…
View article: Location-Aware Container Scaling (LACS) in Geo-distributed Clouds
Location-Aware Container Scaling (LACS) in Geo-distributed Clouds Open
Datasets and code for the problem of location-aware container scaling (LACS) in geo-distributed clouds: Randomly extracted one day’s workload from WikiBench and NASA HTTP: AppWorkload.py Facebook subscribers by January 2020 to simulate the…
View article: Location-Aware Container Scaling (LACS) in Geo-distributed Clouds
Location-Aware Container Scaling (LACS) in Geo-distributed Clouds Open
Datasets and code for the problem of location-aware container scaling (LACS) in geo-distributed clouds: Randomly extracted one day’s workload from WikiBench and NASA HTTP: AppWorkload.py Facebook subscribers by January 2020 to simulate the…
View article: Ultracold Field-Linked Tetratomic Molecules
Ultracold Field-Linked Tetratomic Molecules Open
Ultracold polyatomic molecules offer intriguing new opportunities [1] in cold chemistry [2, 3], precision measurements [4], and quantum information processing [5, 6], thanks to their rich internal structure. However, their increased comple…
View article: Ultracold field-linked tetratomic molecules
Ultracold field-linked tetratomic molecules Open
Ultracold polyatomic molecules offer intriguing new opportunities in cold chemistry, precision measurements, and quantum information processing, thanks to their rich internal structure. However, their increased complexity compared to diato…
View article: Non-Hermitian Waveguide Cavity QED with Tunable Atomic Mirrors
Non-Hermitian Waveguide Cavity QED with Tunable Atomic Mirrors Open
Optical mirrors determine cavity properties by means of light reflection. Imperfect reflection gives rise to open cavities with photon loss. We study an open cavity made of atom-dimer mirrors with a tunable reflection spectrum. We find tha…
View article: Microwave shielding of bosonic NaRb molecules
Microwave shielding of bosonic NaRb molecules Open
Recent years have witnessed tremendous progresses in creating and manipulating ground-state ultracold polar molecules. However, the two-body loss regardless of the chemical reactivities is still a hurdle for many future explorations. Here,…
View article: Supplementary Table S1 from Breast Cancer Molecular Signatures as Determined by SAGE: Correlation with Lymph Node Status
Supplementary Table S1 from Breast Cancer Molecular Signatures as Determined by SAGE: Correlation with Lymph Node Status Open
Supplementary Table S1 from Breast Cancer Molecular Signatures as Determined by SAGE: Correlation with Lymph Node Status
View article: Data from Breast Cancer Molecular Signatures as Determined by SAGE: Correlation with Lymph Node Status
Data from Breast Cancer Molecular Signatures as Determined by SAGE: Correlation with Lymph Node Status Open
Global gene expression measured by DNA microarray platforms have been extensively used to classify breast carcinomas correlating with clinical characteristics, including outcome. We generated a breast cancer Serial Analysis of Gene Express…
View article: Supplementary Table S3 from Breast Cancer Molecular Signatures as Determined by SAGE: Correlation with Lymph Node Status
Supplementary Table S3 from Breast Cancer Molecular Signatures as Determined by SAGE: Correlation with Lymph Node Status Open
Supplementary Table S3 from Breast Cancer Molecular Signatures as Determined by SAGE: Correlation with Lymph Node Status
View article: Data from Breast Cancer Molecular Signatures as Determined by SAGE: Correlation with Lymph Node Status
Data from Breast Cancer Molecular Signatures as Determined by SAGE: Correlation with Lymph Node Status Open
Global gene expression measured by DNA microarray platforms have been extensively used to classify breast carcinomas correlating with clinical characteristics, including outcome. We generated a breast cancer Serial Analysis of Gene Express…