Dayong Liu
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View article: Experimental and theoretical studies on the vibrational spectra and active sites of novel multisubstituted spirocycle isoindolinone-chromene hybrid derivatives
Experimental and theoretical studies on the vibrational spectra and active sites of novel multisubstituted spirocycle isoindolinone-chromene hybrid derivatives Open
View article: Magnetic, charge and orbital properties of parent and Sr-doped La$_2$NiO$_4$ and its pressure evolutions
Magnetic, charge and orbital properties of parent and Sr-doped La$_2$NiO$_4$ and its pressure evolutions Open
Recent discovery of unconventional superconductivity on multilayer nickelates under high pressure have stimulated great interest. The magnetic and charge configurations in the normal phase of multilayer nickelates which closely relate to t…
View article: Ultra-short stem intercalary prosthetic reconstruction for joint preservation in metaphyseal tumor management: a retrospective review of twenty-five cases
Ultra-short stem intercalary prosthetic reconstruction for joint preservation in metaphyseal tumor management: a retrospective review of twenty-five cases Open
View article: Anomalous Phonon in Charge-Density-Wave Phase of Kagome Metal CsV3Sb5
Anomalous Phonon in Charge-Density-Wave Phase of Kagome Metal CsV3Sb5 Open
CsV3Sb5, a notable compound within the kagome family, is renowned for its topological and superconducting properties, as well as its detection of local magnetic field and anomalous Hall effect in experiments. However, the origin of this lo…
View article: Group invertibility of the sum in rings and its applications
Group invertibility of the sum in rings and its applications Open
We present necessary and sufficient conditions under which the sum of two group invertible elements in a ring is group invertible. As applications, we establish the existence of group inverses of certain 2 × 2 {2\times 2} block-operato…
View article: Pressure-tuning topological phase transitions in Kagome superconductor CsTi$_3$Bi$_5$
Pressure-tuning topological phase transitions in Kagome superconductor CsTi$_3$Bi$_5$ Open
Recently, the Kagome metal CsTi$_3$Bi$_5$ has exhibited several novel quantum properties similar to CsV$_3$Sb$_5$, such as nontrivial topology, double-dome superconductivity, and flat band features. However, CsTi$_3$Bi$_5$ lacks the charge…
View article: Chirality-selective topological magnon phase transition induced by interplay of anisotropic exchange interactions in honeycomb ferromagnet
Chirality-selective topological magnon phase transition induced by interplay of anisotropic exchange interactions in honeycomb ferromagnet Open
A variety of distinct anisotropic exchange interactions commonly exist in one magnetic material due to complex crystal, magnetic and orbital symmetries. Here we investigate the effects of multiple anisotropic exchange interactions on topol…
View article: Preparation of nitrogen‐doped carbon materials by orthogonal array design for supercapacitors
Preparation of nitrogen‐doped carbon materials by orthogonal array design for supercapacitors Open
Here, the authors report a practical method for preparing nitrogen‐doped carbon materials using an orthogonal array design. The material with the highest specific capacitance value of 262 F·g −1 at a current density of 1 A·g −1 was obtaine…
View article: Remaining useful life prediction of a lithium-ion battery based on a temporal convolutional network with data extension
Remaining useful life prediction of a lithium-ion battery based on a temporal convolutional network with data extension Open
Unmanned underwater vehicles are typically deployed in deep sea environments, which present unique working conditions. Lithium-ion power batteries are crucial for powering underwater vehicles, and it is vital to accurately predict their re…
View article: Electronic and Optical Properties of Monolayer Si2hx (X=F, Cl, Br, I) with High Absorption and Strong Exciton Effect
Electronic and Optical Properties of Monolayer Si2hx (X=F, Cl, Br, I) with High Absorption and Strong Exciton Effect Open
View article: High-temperature magnetically topological candidate material Mn<sub>3</sub>Bi<sub>2</sub>Te<sub>6</sub>
High-temperature magnetically topological candidate material Mn<sub>3</sub>Bi<sub>2</sub>Te<sub>6</sub> Open
The Mn–Bi–Te family displaying magnetism and non-trivial topological properties has received extensive attention. Here, we predict that the antiferromagnetic structure of Mn 3 Bi 2 Te 6 with three MnTe layers is energetically stable and th…
View article: Emerging half metal electrides in manganese oxyarsenide hydrides LaMnAsO <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"> <mml:msub> <mml:mi> </mml:mi> <mml:mrow> <mml:mn>1</mml:mn> <mml:mo>−</mml:mo> <mml:mi>x</mml:mi> </mml:mrow> </mml:msub> </mml:math> H<sub> <i>x</i> </sub>
Emerging half metal electrides in manganese oxyarsenide hydrides LaMnAsO H<sub> <i>x</i> </sub> Open
In the paper, we report that the hydrides LaMnAsO H x can serve as a switchable half-metal electride which combines the dual properties of half metals and electrides. Using density functional theory calculations, it is found that thi…
View article: Role of octahedral tilting and rotation in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si186.svg" display="inline" id="d1e1450"><mml:mi>R</mml:mi></mml:math>MnO3 (<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si186.svg" display="inline" id="d1e1459"><mml:mi>R</mml:mi></mml:math>=La-Ho) perovskites: An orbital scenario
Role of octahedral tilting and rotation in MnO3 (=La-Ho) perovskites: An orbital scenario Open
The octahedral tilting and rotation, i.e. GdFeO3-type distortion, in perovskite RMnO3 (R=rare-earth), are investigated with respect to the Jahn–Teller distortion within the unified orbital scenario. The evolution of orbital ordering and ma…
View article: Peculiarity of the Mechanism of Early Stages of Photo-Oxidative Degradation of Linear Low-Density Polyethylene Films in the Presence of Ferric Stearate
Peculiarity of the Mechanism of Early Stages of Photo-Oxidative Degradation of Linear Low-Density Polyethylene Films in the Presence of Ferric Stearate Open
Ferric stearate (FeSt3) is very efficient in accelerating polyethylene (PE) degradation, but there is a lack of exploration of its role in accelerating the early stages of polyethylene photo-oxidative degradation. This study aimed to inves…
View article: Role of Lanthanide in the Electronic Properties of RbLn <sub>2</sub>Fe<sub>4</sub>As<sub>4</sub>O<sub>2</sub> (Ln = Sm and Ho) Superconductors
Role of Lanthanide in the Electronic Properties of RbLn <sub>2</sub>Fe<sub>4</sub>As<sub>4</sub>O<sub>2</sub> (Ln = Sm and Ho) Superconductors Open
We focus on the effect of ionic radius of lanthanides and the number of electrons in 4 f orbitals on the superconducting temperature in 12442-type iron-based superconductors Rb Ln 2 Fe 4 As 4 O 2 ( Ln = Sm and Ho). Electronic properties of…
View article: Technology inflow following high-speed railway: Evidence from Chinese cities
Technology inflow following high-speed railway: Evidence from Chinese cities Open
Urban development thrives from technology inflows, which refers to the transfer of high-value technology from various cities to local recipients. The asymmetry of technical information—rooted in the tacit knowledge inherent in technology—m…
View article: Role of Lanthanides and Bilayer Fe2As2 in the Electronic Properties of RbLn2Fe4As4O2 (Ln = Gd, Tb, and Dy) Superconductors
Role of Lanthanides and Bilayer Fe2As2 in the Electronic Properties of RbLn2Fe4As4O2 (Ln = Gd, Tb, and Dy) Superconductors Open
The superconducting transition temperatures (Tc) of RbGd2Fe4As4O2, RbTb2Fe4As4O2, and RbDy2Fe4As4O2 are 35 K, 34.7 K, and 34.3 K without doping, respectively. For the first time, we have studied the high-temperature nonmagnetic state and t…
View article: Electronic instability in pressured black phosphorus under strong magnetic field
Electronic instability in pressured black phosphorus under strong magnetic field Open
In this paper we have systematically studied the electronic instability of pressured black phosphorous (BP) under strong magnetic field. We first present an effective model Hamiltonian for pressured BP near the Lifshitz point. We show that…
View article: Role of Doping Effect and Chemical Pressure Effect Introduced by Alkali Metal Substitution on 1144 Iron-Based Superconductors
Role of Doping Effect and Chemical Pressure Effect Introduced by Alkali Metal Substitution on 1144 Iron-Based Superconductors Open
CaAFe4As4 with A = K, Rb, and Cs are close to the doped 122 system, and the parent material can reach a superconducting transition temperature of 31–36 K without doping. To study the role of alkali metals, we investigated the induced hole …
View article: Possible high-temperature magnetically topological material Mn$_{3}$Bi$_{2}$Te$_{6}$
Possible high-temperature magnetically topological material Mn$_{3}$Bi$_{2}$Te$_{6}$ Open
The Mn-Bi-Te family displaying magnetism and non-trivial topological properties has received extensive attention. Here, we predict that the antiferromagnetic structure of Mn$_{3}$Bi$_{2}$Te$_{6}$ with three MnTe layers is energetically sta…
View article: Probing the electronic topological transitions of WTe2 under pressure using ultrafast spectroscopy
Probing the electronic topological transitions of WTe2 under pressure using ultrafast spectroscopy Open
We investigate the nonequilibrium photocarrier dynamics of WTe2 under pressure using the optical pump-probe spectroscopy. The pressure dependences of the electronic relaxation manifest anomalous changes around 0.8, 3.5, and 6 GPa, indicati…
View article: Role of Octahedral Tilting and Rotation in Rmno3 (R=La-Ho) Perovskites: An Orbital Scenario
Role of Octahedral Tilting and Rotation in Rmno3 (R=La-Ho) Perovskites: An Orbital Scenario Open
View article: Evolution of Asphaltenes in Expelled Oils with Increasing Maturity of Artificially Maturated Shales and the Effect of its Impaction on the Generation and Expulsion Character of Hydrocarbons
Evolution of Asphaltenes in Expelled Oils with Increasing Maturity of Artificially Maturated Shales and the Effect of its Impaction on the Generation and Expulsion Character of Hydrocarbons Open
View article: Topological magnons in one-dimensional ferromagnetic Su–Schrieffer–Heeger model with anisotropic interaction
Topological magnons in one-dimensional ferromagnetic Su–Schrieffer–Heeger model with anisotropic interaction Open
Topological magnons in a one-dimensional (1D) ferromagnetic Su–Schrieffer–Heeger (SSH) model with anisotropic exchange interactions are investigated. Apart from the intercellular isotropic Heisenberg interaction, the intercellular anisotro…
View article: RKKY interaction of magnetic impurities in nodal-line semimetals
RKKY interaction of magnetic impurities in nodal-line semimetals Open
View article: Enhancement of Curie temperature and reorientation of spin in doped Cr2Si2Te6
Enhancement of Curie temperature and reorientation of spin in doped Cr2Si2Te6 Open
In this paper, we present the electronic and magnetic properties of the ferromagnetic semiconductor Cr2Si2Te6 doped by charge particles by the first-principles calculations. We find that doped Cr2Si2Te6 manifests a ferromagnetic metallic p…
View article: Metal-N4@Graphene as Multifunctional Anchoring Materials for Na-S Batteries: First-Principles Study
Metal-N4@Graphene as Multifunctional Anchoring Materials for Na-S Batteries: First-Principles Study Open
Developing highly efficient anchoring materials to suppress sodium polysulfides (NaPSs) shuttling is vital for the practical applications of sodium sulfur (Na-S) batteries. Herein, we systematically investigated pristine graphene and metal…
View article: Investigation on the interlayer coupling and bonding in layered nitride-halides ThNF and ThNCl
Investigation on the interlayer coupling and bonding in layered nitride-halides ThNF and ThNCl Open
Showing that the interlayer charge transfer and chemical bond in ThNF and ThNCl are considerable larger than the van der Waals compound ZrNCl, addressing the difficulty in intercalating Li ion or other charged molecules.
View article: RKKY Interaction of Magnetic Impurities in Node-Line Semimetals
RKKY Interaction of Magnetic Impurities in Node-Line Semimetals Open
View article: Research on Hardware Structure of Intelligent Accompanying Tool Car in Dispatching Automation Computer Room
Research on Hardware Structure of Intelligent Accompanying Tool Car in Dispatching Automation Computer Room Open
Aiming at the problems of complicated equipment types, low work efficiency in the computer room and safety management of the whole work process in the current dispatching automation computer room, the research on the intelligent companion …