Jiteng Sheng
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View article: Entropy measurement of nonequilibrium phonon heat transport
Entropy measurement of nonequilibrium phonon heat transport Open
Entropy, as a fundamental concept in thermodynamics, provides a powerful tool for understanding the behavior of nonequilibrium systems. However, measuring time-dependent entropy in nonequilibrium, nonstationary processes remains largely un…
View article: High-power injection-locked blue laser for Rydberg atom-based sensing
High-power injection-locked blue laser for Rydberg atom-based sensing Open
A compact, high-power, and stable blue laser source is essential for Rydberg state excitation of rubidium (Rb) atoms, particularly for emerging Rydberg atom-based sensors that require portability for practical applications. In this work, w…
View article: Optomechanical dark-mode-breaking cooling
Optomechanical dark-mode-breaking cooling Open
Optomechanical cooling of multiple degenerate mechanical modes is prevented by the mechanical dark mode due to destructive interference. Here we report the first experimental demonstration of simultaneous cooling of two near-degenerate mec…
View article: Anomalous thermodynamic cost of clock synchronization
Anomalous thermodynamic cost of clock synchronization Open
Clock synchronization is critically important in positioning, navigation and timing systems. While its performance has been intensively studied in a wide range of disciplines, much less is known for the fundamental thermodynamics of clock …
View article: Room temperature single-photon terahertz detection with thermal Rydberg atoms
Room temperature single-photon terahertz detection with thermal Rydberg atoms Open
Single-photon terahertz (THz) detection is one of the most demanding technology for a variety of fields and could lead to many breakthroughs. Although its significant progress has been made in the last two decades, operating it at room tem…
View article: Anomalous Thermodynamic Cost of Clock Synchronization
Anomalous Thermodynamic Cost of Clock Synchronization Open
Clock synchronization is critically important in positioning, navigation and timing systems. While its performance has been intensively studied in a wide range of disciplines, much less is known for the fundamental thermodynamics of clock …
View article: Dual-comb optomechanical spectroscopy
Dual-comb optomechanical spectroscopy Open
The data source file contains all the data supporting the plots and findings in this study.
View article: Dual-comb optomechanical spectroscopy
Dual-comb optomechanical spectroscopy Open
The data source file contains all the data supporting the plots and findings in this study.
View article: Dual-comb optomechanical spectroscopy
Dual-comb optomechanical spectroscopy Open
Optical cavities are essential for enhancing the sensitivity of molecular absorption spectroscopy, which finds widespread high-sensitivity gas sensing applications. However, the use of high-finesse cavities confines the wavelength range of…
View article: Dissipative coupling-induced phonon lasing
Dissipative coupling-induced phonon lasing Open
Phonon lasers, as the counterpart of photonic lasers, have been intensively studied in a large variety of systems; however, (all) most of them are based on the directly coherent pumping. Intuitively, dissipation is unfavorable for lasing. …
View article: Data for "disspative coupling induced phonon lasing"
Data for "disspative coupling induced phonon lasing" Open
This dataset is corresponding to the article "disspative coupling induced phonon lasing".
View article: Nonequilibrium thermodynamics in cavity optomechanics
Nonequilibrium thermodynamics in cavity optomechanics Open
Classical thermodynamics has been a great achievement in dealing with systems that are in equilibrium or near equilibrium. As an emerging field, nonequilibrium thermodynamics provides a general framework for understanding the nonequilibriu…
View article: Controllable Phononic Low-Pass Filter via Optomechanical Interactions
Controllable Phononic Low-Pass Filter via Optomechanical Interactions Open
We present an experimental demonstration of an optically controllable phononic low-pass filter in a multimode optomechanical system. By coupling two spatially separated nanomechanical resonators via optomechanical interactions, the phononi…
View article: Realization of a coupled-mode heat engine with cavity-mediated nanoresonators
Realization of a coupled-mode heat engine with cavity-mediated nanoresonators Open
Both single-cylinder and straight-twin nanomechanical heat engines are implemented in the cavity-mediated nanomembranes.
View article: Realization of a coupled-mode heat engine with cavity-mediated nanoresonators
Realization of a coupled-mode heat engine with cavity-mediated nanoresonators Open
We report an experimental demonstration of a coupled-mode heat engine in a two-membrane-in-the-middle cavity optomechanical system. The normal mode of the cavity-mediated strongly coupled nanoresonators is utilized as the working medium an…
View article: Dissipative coupling induced phonon lasing with anti-parity-time symmetry
Dissipative coupling induced phonon lasing with anti-parity-time symmetry Open
Phonon lasers, as the counterpart of photonic lasers, have been intensively studied in a large variety of systems, however, (all) most of them are based on the directly coherent pumping. Intuitively, dissipation is an unfavorable factor fo…
View article: Self-Organized Synchronization of Phonon Lasers
Self-Organized Synchronization of Phonon Lasers Open
Self-organized synchronization is a ubiquitous collective phenomenon, in which each unit adjusts their rhythms to achieve synchrony through mutual interactions. The optomechanical systems, due to their inherently engineerable nonlinearitie…
View article: Twin-beam-enhanced displacement measurement of a membrane in a cavity
Twin-beam-enhanced displacement measurement of a membrane in a cavity Open
We report an experimental demonstration of quantum-enhanced displacement measurement of a membrane in an optical cavity by using bright quantum correlated light to surpass the shot-noise limit (SNL). The optical cavity enhances the displac…
View article: Controllable two-membrane-in-the-middle cavity optomechanical system
Controllable two-membrane-in-the-middle cavity optomechanical system Open
We report an optomechanical system with two dielectric membranes inside a\nFabry-Perot cavity. The cavity resonant frequencies are measured in such a\ntwo-membrane-in-the-middle system, which show an interesting\nband-structure-like diagra…
View article: Temporal rocking in a nonlinear hybrid optomechanical system
Temporal rocking in a nonlinear hybrid optomechanical system Open
We explore theoretically the optomechanical interaction between a light field and a mechanical mode mediated by a Kerr nonlinear medium inside a Fabry-Perot cavity. When the system is driven by a strong and fast amplitude-modulated light f…
View article: Observation of electromagnetically induced Talbot effect in an atomic system
Observation of electromagnetically induced Talbot effect in an atomic system Open
We experimentally demonstrate the Talbot effect resulting from the repeated\nself-reconstruction of a spatially intensity-modulated probe field under the\nFresnel near-field regime. By launching the probe beam into an optically\ninduced at…
View article: Parametric excitation of a SiN membrane via piezoelectricity
Parametric excitation of a SiN membrane via piezoelectricity Open
We develop a stoichiometric silicon nitride (SiN) membrane-based electromechanical system, in which the spring constant of the mechanical resonator can be dynamically controlled via piezoelectric actuation. The degenerate parametric amplif…
View article: Intracavity Rydberg-atom electromagnetically induced transparency using a high-finesse optical cavity
Intracavity Rydberg-atom electromagnetically induced transparency using a high-finesse optical cavity Open
We present an experimental study of cavity assisted Rydberg atom\nelectromagnetically induced transparency (EIT) using a high-finesse optical\ncavity ($F \\sim 28000$). Rydberg atoms are excited via a two-photon transition\nin a ladder-typ…
View article: Mechanical Spectroscopy of Parametric Amplification in a High-Q Membrane Microresonator
Mechanical Spectroscopy of Parametric Amplification in a High-Q Membrane Microresonator Open
We develop a stoichiometric SiN membrane-based optoelectromechanical system, in which the properties of the mechanical resonator can be dynamically controlled by the piezoelectric actuation. The mode splitting is observed in the mechanical…
View article: Observation of Parity-Time Symmetry in Optically Induced Atomic Lattices
Observation of Parity-Time Symmetry in Optically Induced Atomic Lattices Open
We experimentally demonstrate PT-symmetric optical lattices with periodical gain and loss profiles in a coherently prepared four-level N-type atomic system. By appropriately tuning the pertinent atomic parameters, the onset of PT-symmetry …
View article: Strong Coupling of Rydberg Atoms and Surface Phonon Polaritons on Piezoelectric Superlattices
Strong Coupling of Rydberg Atoms and Surface Phonon Polaritons on Piezoelectric Superlattices Open
We propose a hybrid quantum system where the strong coupling regime can be achieved between a Rydberg atomic ensemble and propagating surface phonon polaritons on a piezoelectric superlattice. By exploiting the large electric dipole moment…
View article: Observation of electromagnetically induced Talbot effect in an atomic system with nonlinearity
Observation of electromagnetically induced Talbot effect in an atomic system with nonlinearity Open
We experimentally demonstrate the Talbot effect resulting from the repeated self-reconstruction of a spatially intensity-modulated probe field under the Fresnel near-field regime. By launching the probe beam into an optically induced atomi…