Ruifeng Lu
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View article: A carbon nanotube based electron source with 0.3eV energy spread and an unconventional time delay
A carbon nanotube based electron source with 0.3eV energy spread and an unconventional time delay Open
Conventianal metal tip based laser-driven electron source is normally constrained by a trade-off between energy spread and pulse duration due to optical-field-induced free electron acceleration, making it challenging to overcome the curren…
View article: Multivariate Amplitude Correction Variable Hierarchical Bubble Entropy: A Novel Nonlinear Dynamics Method for Hydropower Units Fault Diagnosis
Multivariate Amplitude Correction Variable Hierarchical Bubble Entropy: A Novel Nonlinear Dynamics Method for Hydropower Units Fault Diagnosis Open
View article: Consensus Clustering for Simulation-Based Reputation Measurement for Online Services
Consensus Clustering for Simulation-Based Reputation Measurement for Online Services Open
User ratings for online services can be considered a categorization of the services, forming an initial clustering of them. Online service reputation measurement based on user ratings can be viewed as a further clustering of services based…
View article: A rare case report of hemolysis in a newborn: hereditary elliptocytosis
A rare case report of hemolysis in a newborn: hereditary elliptocytosis Open
Introduction Hereditary Elliptocytosis (HE) comprises clinically and genetically heterogeneous red cell membranopathies resulting from defects in the horizontal linkage between red blood cell (RBC) membrane and cytoskeletal proteins, which…
View article: Understanding Defects in Perovskite Solar Cells through Computation: Current Knowledge and Future Challenge
Understanding Defects in Perovskite Solar Cells through Computation: Current Knowledge and Future Challenge Open
Lead halide perovskites with superior optoelectrical properties are emerging as a class of excellent materials for applications in solar cells and light‐emitting devices. However, perovskite films often exhibit abundant intrinsic defects, …
View article: High harmonic generation from Kagome lattice based on multi-band semiclassical trajectory method
High harmonic generation from Kagome lattice based on multi-band semiclassical trajectory method Open
We develop a multi-band semiclassical trajectory (MBSCT) method for studying the high harmonic generation (HHG) from solids, which is fundamentally similar to the Boltzmann equation but describe the electron density distribution in a diffe…
View article: Homologue Pattern and Biomagnification of Short- and Medium-Chain Chlorinated Paraffins in Amphibian Species from an E-Waste Site, South China
Homologue Pattern and Biomagnification of Short- and Medium-Chain Chlorinated Paraffins in Amphibian Species from an E-Waste Site, South China Open
View article: Sb‐Doped Cs<sub>3</sub>TbCl<sub>6</sub> Nanocrystals for Highly Efficient Narrow‐Band Green Emission and X‐Ray Imaging (Adv. Mater. 2/2024)
Sb‐Doped Cs<sub>3</sub>TbCl<sub>6</sub> Nanocrystals for Highly Efficient Narrow‐Band Green Emission and X‐Ray Imaging (Adv. Mater. 2/2024) Open
Lanthanide Halide Nanocrystals Novel luminescent 0D lanthanide halide nanocrystals with bright narrow-band green emission are reported by Peigeng Han, Kun Zhao, Ruifeng Lu, and co-workers in article number 2302140. The introduction of an n…
View article: Multi-pathway exposure assessment of organophosphate flame retardants in a southern Chinese population: Main route identification with compound-specificity
Multi-pathway exposure assessment of organophosphate flame retardants in a southern Chinese population: Main route identification with compound-specificity Open
In this study, we conducted comprehensive organophosphorus flame retardant (PFR) exposure assessments of both dietary and non-dietary pathways in a rural population in southern China. Skin wipes were collected from 30 volunteers. Indoor an…
View article: Dephasing of Strong-Field-Driven Floquet States Revealed by Time- and Spectrum-Resolved Quantum-Path Interferometry
Dephasing of Strong-Field-Driven Floquet States Revealed by Time- and Spectrum-Resolved Quantum-Path Interferometry Open
Floquet engineering, while a powerful tool for ultrafast quantum-state manipulation, faces challenges under strong-field conditions, as recent high harmonic generation studies unveil exceptionally short dephasing times. In this study, usin…
View article: On the Theory of Solid-State Harmonic Generation Governed by Crystal Symmetry
On the Theory of Solid-State Harmonic Generation Governed by Crystal Symmetry Open
The solid-state harmonic generation (SSHG) derives from photocurrent coherence. The crystal symmetry, including point-group symmetry and time-reversal symmetry, constrains the amplitude and phase of the photocurrent, thus manipulates the c…
View article: Carrier-Envelope Phase-Controlled Residual Current in Semiconductors
Carrier-Envelope Phase-Controlled Residual Current in Semiconductors Open
With the purpose of achieving current control by using intense laser field manipulation, we investigate the effect of carrier-envelope phase (CEP) on residual current in SiO2 crystals. By solving semiconductor Bloch equations, we found tha…
View article: Time-resolved single-particle spectrum of the one-dimensional extended Hubbard model after interaction quenches
Time-resolved single-particle spectrum of the one-dimensional extended Hubbard model after interaction quenches Open
We investigate the non-equilibrium dynamics of the one-dimensional extended Hubbard model after interaction quenches. In strong-coupling regime with large on-site interaction, the ground states of this model with small and large nearest-ne…
View article: Photodissociation of water molecule at short photon wavelengths: Dynamical studies
Photodissociation of water molecule at short photon wavelengths: Dynamical studies Open
In our last study [J. Phys. B At. Mol. Opt. Phys. 54, 125,102 (2021).], we reported the ab initio calculation of the full-dimensional potential energy surfaces of water molecule including 9 A’ and 9 A” states in Cs symmetry. In this study,…
View article: Effect of stacking configuration on high harmonic generation from bilayer hexagonal boron nitride
Effect of stacking configuration on high harmonic generation from bilayer hexagonal boron nitride Open
High harmonic generation from bilayer h-BN materials with different stacking configurations is theoretically investigated by solving the extended multiband semiconductor Bloch equations in strong laser fields. We find that the harmonic int…
View article: Solid state–like high harmonic generation from cluster molecules with rotational periodicities
Solid state–like high harmonic generation from cluster molecules with rotational periodicities Open
High harmonic generation (HHG) from solid-state crystals in strong laser fields has been understood by the band structure of the solids, which is based on the periodic boundary condition (PBC) due to translational invariance. For the syste…
View article: Conical Intersection versus Avoided Crossing: Geometric Phase Effect in Molecular High-Order Harmonics
Conical Intersection versus Avoided Crossing: Geometric Phase Effect in Molecular High-Order Harmonics Open
Nonadiabatic dynamics around an avoided crossing or a conical intersection play a crucial role in the photoinduced processes of most polyatomic molecules. The present work shows that the topological phase in conical intersection makes the …
View article: Catching the geometric phase effect around conical intersection in molecules by high order harmonic spectroscopy
Catching the geometric phase effect around conical intersection in molecules by high order harmonic spectroscopy Open
Nonadiabatic dynamics around an avoid crossing or a conical intersection play a crucial role in the photoinduced processes of most polyatomic molecules. The present work shows that the topological phase in conical intersection makes the be…
View article: CSD 2123911: Experimental Crystal Structure Determination
CSD 2123911: Experimental Crystal Structure Determination Open
An entry from the Inorganic Crystal Structure Database, the world’s repository for inorganic crystal structures. The entry contains experimental data from a crystal diffraction study. The deposited dataset for this entry is freely availabl…
View article: An Improved Independent Parameter Decomposition Method for Gaofen-3 Surveying and Mapping Calibration
An Improved Independent Parameter Decomposition Method for Gaofen-3 Surveying and Mapping Calibration Open
The Gaofen-3 (GF-3) satellite can provide digital elevation model (DEM) data from its interferogram outputs. However, the accuracy of these data cannot be ensured without applying a surveying and mapping (SAM) calibration process, thus nec…
View article: Substrate-Modulated Electric and Magnetic Resonances of Lithium Niobite Nanoparticles Illuminated by White Light
Substrate-Modulated Electric and Magnetic Resonances of Lithium Niobite Nanoparticles Illuminated by White Light Open
The manipulation of light at the nanoscale is important for nanophotonic research. Lithium niobite (LiNbO3), as an ideal building block for metamaterials, has attracted great interest for its unique properties in the field of nonlinear opt…
View article: Phase transitions in the Haldane-Hubbard model with ionic potentials
Phase transitions in the Haldane-Hubbard model with ionic potentials Open
By employing the exact-diagonalization method, we revisit the ground-state phase diagram of the Haldane-Hubbard model on the honeycomb lattice with staggered sublattice potentials. The phase diagram includes the band insulator, Mott insula…
View article: Role of Shift Vector in High-Harmonic Generation from Noncentrosymmetric Topological Insulators under Strong Laser Fields
Role of Shift Vector in High-Harmonic Generation from Noncentrosymmetric Topological Insulators under Strong Laser Fields Open
As a promising avenue to obtain new extreme ultraviolet light source and\ndetect electronic properties, high-harmonic generation (HHG) has been actively\ndeveloped in both theory and experiment. In solids lacking inversion symmetry,\nwhen …
View article: High-Harmonic Generation Approaching the Quantum Critical Point of Strongly Correlated Systems
High-Harmonic Generation Approaching the Quantum Critical Point of Strongly Correlated Systems Open
By employing the exact diagonalization method, we investigate the high-harmonic generation (HHG) of the correlated systems under the strong laser irradiation. For the extended Hubbard model on a periodic chain, HHG close to the quantum cri…
View article: Solid-like high harmonic generation from rotationally periodic systems
Solid-like high harmonic generation from rotationally periodic systems Open
High harmonic generation (HHG) from crystals in strong laser fields has been understood by the band theory of solid, which is based on the periodic boundary condition (PBC) of translational invariant. For systems having PBC of rotational i…
View article: Nonlinear level attraction of cavity axion polariton in antiferromagnetic topological insulator
Nonlinear level attraction of cavity axion polariton in antiferromagnetic topological insulator Open
Strong coupling between cavity photons and various excitations in condensed matters boosts the field of light-matter interaction and generates several exciting sub-fields, such as cavity optomechanics and cavity magnon polariton. Axion qua…
View article: Detecting quantum phase transition by high-harmonic spectroscopy in strongly correlated systems
Detecting quantum phase transition by high-harmonic spectroscopy in strongly correlated systems Open
By employing an unbiased numerical method, we investigate the ultrafast dynamics of the correlated systmes in one and two dimensions. For the extended Hubbard model on a periodic chain, the high-harmonic generation (HHG) of system close to…
View article: Enhancing high harmonic generation in bilayer MoS<sub>2</sub> by interlayer atomic dislocation
Enhancing high harmonic generation in bilayer MoS<sub>2</sub> by interlayer atomic dislocation Open
In this paper, the high-order harmonic generation by the interaction between strong laser and bilayer MoS2 material is studied by numerically solving the multi-band semiconductor Bloch equations. It is found that the conversion …
View article: Unconventional level attraction in cavity axion polariton of antiferromagnetic topological insulator
Unconventional level attraction in cavity axion polariton of antiferromagnetic topological insulator Open
Strong coupling between cavity photons and various excitations in condensed matters boosts the field of light-matter interaction and generates several exciting sub-fields, such as cavity optomechanics and cavity magnon polariton. Axion qua…
View article: Higher harmonic generation from bilayer nanostructures assisted by electron backscattering
Higher harmonic generation from bilayer nanostructures assisted by electron backscattering Open
In the framework of time-dependent density functional theory, we obtain\nhigh-order harmonics of photon energies up to 10 Up from bilayer crystals with\nan interlayer spacing d = 70 {\\AA}. At grazing incidence, a clear\ndouble-plateau str…