Chuanbing Cai
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View article: Non-volatile electric-field control of room-temperature ferromagnetism in Fe3GaTe2 heterostructures
Non-volatile electric-field control of room-temperature ferromagnetism in Fe3GaTe2 heterostructures Open
Van der Waals multiferroic structures hold promises for advancing the development of low-power multifunctional nanoelectronics devices, but single-phase two-dimensional multiferroic materials are limited. In this study, we constructed a ro…
View article: Microscopic characterization of the superconducting thin films of the (Cu<sub>1-x</sub>C<sub>x</sub>)Ba<sub>2</sub>Ca<sub>n-1</sub>Cu<sub>n</sub>O<sub>y</sub> on LaAlO<sub>3</sub> substrate
Microscopic characterization of the superconducting thin films of the (Cu<sub>1-x</sub>C<sub>x</sub>)Ba<sub>2</sub>Ca<sub>n-1</sub>Cu<sub>n</sub>O<sub>y</sub> on LaAlO<sub>3</sub> substrate Open
The cuprate superconductors with transition temperature over 100 K are mainly Hg-based, Tl-based, Bi-based and Cu-based. The transition temperature of the Cu-based superconductor (Cu 1-x C x )Ba 2 Ca 3 Cu 4 O y reaches up to 117 K, while e…
View article: Incorporating stochasticity in demands for optimizing resource allocation in versatile edge systems devoid of layer constraints
Incorporating stochasticity in demands for optimizing resource allocation in versatile edge systems devoid of layer constraints Open
While stochastic demand models have been introduced to better capture resource fluctuations, each instance of problem under different architectures needs to be analyzed and solved separately with duplicated work, this limitation motivates …
View article: Realization of a 2D Lieb Lattice in a Metal–Inorganic Framework with Partial Flat Bands and Topological Edge States
Realization of a 2D Lieb Lattice in a Metal–Inorganic Framework with Partial Flat Bands and Topological Edge States Open
Flat bands and Dirac cones in materials are the source of the exotic electronic and topological properties. The Lieb lattice is expected to host these electronic structures, arising from quantum destructive interference. Nevertheless, the …
View article: Unraveling the role of Ta in the phase transition of Pb(Ta1+xSe2)2 using low-temperature Raman spectroscopy
Unraveling the role of Ta in the phase transition of Pb(Ta1+xSe2)2 using low-temperature Raman spectroscopy Open
Phase engineering strategies in two-dimensional transition metal dichalcogenides (2D-TMDs) have garnered significant attention due to their potential applications in electronics, optoelectronics, and energy storage. Various methods, includ…
View article: Orbital origin of magnetic moment enhancement induced by charge density wave in kagome FeGe
Orbital origin of magnetic moment enhancement induced by charge density wave in kagome FeGe Open
Interactions among various electronic states such as CDW, magnetism, and superconductivity are of high significance in strongly correlated systems. While significant progress has been made in understanding the relationship between CDW and …
View article: Unraveling Anisotropic Hybridizations of Solid-state Electrolyte Nano-films in Li-ion Batteries
Unraveling Anisotropic Hybridizations of Solid-state Electrolyte Nano-films in Li-ion Batteries Open
Li2WO4 (LWO) is recognized for its potential as a solid-state electrolyte and it has demonstrated the ability to enhance the electrochemical performance of LiCoO2 (LCO) cathodes in Li-ion batteries. However, prior investigations into LWO h…
View article: Small polarons mediated near-room-temperature metal-insulator transition in vanadium dioxide and their hopping dynamics
Small polarons mediated near-room-temperature metal-insulator transition in vanadium dioxide and their hopping dynamics Open
Researchers pursuing advanced photoelectric devices have discovered near room-temperature metal-insulator transitions (MIT) in non-volatile VO2. Despite theoretical investigations suggesting that polaron dynamics mediate the MIT, direct ex…
View article: Monodisperse BaZrO<sub>3</sub> nanocrystals and flux pinning effect on upscaling MOD-derived (Y,Dy)Ba<sub>2</sub>Cu<sub>3</sub>O<sub>7−</sub> <i> <sub>δ</sub> </i> superconducting tapes
Monodisperse BaZrO<sub>3</sub> nanocrystals and flux pinning effect on upscaling MOD-derived (Y,Dy)Ba<sub>2</sub>Cu<sub>3</sub>O<sub>7−</sub> <i> <sub>δ</sub> </i> superconducting tapes Open
In the present work, monodisperse BaZrO 3 (BZO) nanocrystals with controllable sizes are successfully introduced into trifluoroacetate metal–organic deposition derived (Y,Dy)Ba 2 Cu 3 O 7− δ ((Y,Dy)BCO)-coated superconducting tapes to act …
View article: Self-passivated freestanding superconducting oxide film for flexible electronics
Self-passivated freestanding superconducting oxide film for flexible electronics Open
The integration of high-temperature superconducting YBa2Cu3O6+x (YBCO) into flexible electronic devices has the potential to revolutionize the technology industry. The effective preparation of high-quality flexible YBCO films therefore pla…
View article: Biaxial texture establishment and evolution in IBAD-MgO films under different ion-to-atom ratios
Biaxial texture establishment and evolution in IBAD-MgO films under different ion-to-atom ratios Open
MgO is a critical layer for the high-temperature superconducting coated conductor whose quality and performance greatly depend on the texturization of the MgO layer. In this paper, we have successfully grown MgO thin films on Y 2 O 3 seed …
View article: Pulsed field magnetization of a rectangular Y–Ba–Cu–O bulk, single grain superconductor assembly
Pulsed field magnetization of a rectangular Y–Ba–Cu–O bulk, single grain superconductor assembly Open
The practical magnetization of arrays of multiple single grain, bulk high temperature superconductors is essential for practical applications, such as trapped flux rotating machines, magnetic resonance imaging and nuclear magnetic resonanc…
View article: Self-passivated freestanding superconducting oxide film for flexible electronics
Self-passivated freestanding superconducting oxide film for flexible electronics Open
The integration of high-temperature superconducting YBa2Cu3O6+x (YBCO) into flexible electronic devices has the potential to revolutionize the technology industry. The effective preparation of high-quality flexible YBCO films therefore pla…
View article: Essential role of liquid phase on melt-processed GdBCO single-grain superconductors
Essential role of liquid phase on melt-processed GdBCO single-grain superconductors Open
RE-Ba-Cu-O (RE denotes rare earth elements) single-grain superconductors have garnered considerable attention owning to their ability to trap strong magnetic field and self-stability for maglev. Here, we employed a modified melt-growth met…
View article: Direct observation of two-dimensional small polarons at correlated oxide interface
Direct observation of two-dimensional small polarons at correlated oxide interface Open
Two-dimensional (2D) perovskite oxide interfaces are ideal systems where diverse emergent properties can be uncovered.The formation and modification of polaronic properties due to short-range strong charge-lattice interactions of 2D interf…
View article: Orbital hybridization-driven charge density wave transition in CsV3Sb5 kagome superconductor
Orbital hybridization-driven charge density wave transition in CsV3Sb5 kagome superconductor Open
Owing to its inherent non-trivial geometry, the unique structural motif of the recently discovered Kagome topological superconductor AV3Sb5 is an ideal host of diverse topologically non-trivial phenomena, including giant anomalous Hall con…
View article: YBa<sub>2</sub>Cu<sub>3</sub>O<sub>7-</sub><sub>δ</sub> Thin Film: Preparation by BaCl<sub>2</sub>/BaF<sub>2</sub>-MOD Method and Superconducting Property
YBa<sub>2</sub>Cu<sub>3</sub>O<sub>7-</sub><sub>δ</sub> Thin Film: Preparation by BaCl<sub>2</sub>/BaF<sub>2</sub>-MOD Method and Superconducting Property Open
YBa 2 Cu 3 O 7-δ 薄膜的 BaCl 2 /BaF 2 -MOD 法制备 及超导特性研究 陈明月, 颜志超, 陈 静, 李敏娟, 刘志勇, 蔡传兵 (上海大学 理学院, 物理系, 上海市量子与超导新物态前沿科学基地, 上海市高温超导重点实验室, 上海 200444) 摘 要: 传统三氟乙酸金属有机化学溶液沉积法(TFA-MOD)制备 YBa 2 Cu 3 O 7-δ (YBCO)超导层, Ba 倾向于与 F 结合, 从而避免 BaCO 3 的形成。本工作开展了…
View article: Effect of Chlorine Addition on Texture and Superconducting Performance of YBa2Cu3O7−δ-Coated Conductors
Effect of Chlorine Addition on Texture and Superconducting Performance of YBa2Cu3O7−δ-Coated Conductors Open
YBa2Cu3O7−δ (YBCO) thin films with the addition of Cl were prepared on Hastelloy tape by the extremely low fluorine metal-organic deposition (MOD) technique. The composition and microstructure of the present samples were characterized by X…
View article: Effect of Ta irradiation on microstructure and current carrying properties of YBCO coated conductors with element doping
Effect of Ta irradiation on microstructure and current carrying properties of YBCO coated conductors with element doping Open
In the present work, we study the change of microstructural and current carrying properties of the YBa2Cu3O7−δ (YBCO) coated conductors (CCs) doped with mixed elements of Ta, Zr, Hf, Mn, and Sn after the irradiation of 1.9 GeV Ta ions. Mag…
View article: Thickness dependence of structural and superconducting properties of Co-doped BaFe2As2 coated conductors
Thickness dependence of structural and superconducting properties of Co-doped BaFe2As2 coated conductors Open
High-quality Co-doped BaFe2As2 thin films with thickness up to 2 μm were realized on flexible metal tapes with LaMnO3 as buffer layers fabricated by an ion beam-assisted deposition technique. Structural analysis indicates that increasing t…
View article: Rapid Pyrolysis of SmBa2Cu3O7-δ Films in CSD-MOD Using Extremely-Low-Fluorine Solutions
Rapid Pyrolysis of SmBa2Cu3O7-δ Films in CSD-MOD Using Extremely-Low-Fluorine Solutions Open
SmBa2Cu3O7-δ (SmBCO) films have been prepared by chemical solution deposition starting from extremely-low-fluorine solutions (7% fluorine with respect to standard full trifluoroacetate solutions). Smooth and homogeneous SmBCO films could b…
View article: Formation and Annihilation of Vortex-Antivortex Pairs by Magnetic Dipoles in a Mesoscopic Superconducting Film
Formation and Annihilation of Vortex-Antivortex Pairs by Magnetic Dipoles in a Mesoscopic Superconducting Film Open
Using a finite element method to numerically solve the time-dependent Ginzburg-Landau equations, we study the vortex-antivortex dynamics in a hybrid structure consisting of a finite size superconducting film with two magnetic dipoles on to…
View article: Point defect induced giant enhancement of flux pinning in Co-doped FeSe0.5Te0.5 superconducting single crystals
Point defect induced giant enhancement of flux pinning in Co-doped FeSe0.5Te0.5 superconducting single crystals Open
Point defect pinning centers are the key factors responsible for the flux pinning and critical current density in type II superconductors. The introduction of the point defects and increasing their density without any changes to the superc…
View article: Microstructural properties and carrier transport mechanism in Bi-doped nanocrystalline SnO2 thin films
Microstructural properties and carrier transport mechanism in Bi-doped nanocrystalline SnO2 thin films Open
Tin oxide (SnO2) thin films, doped with different concentrations of bismuth (Bi), are prepared by the magnetron reactive sputtering technique. Microstructural, spectroscopic and electric transport measurements are performed and the results…
View article: Crystal structure and magnetic properties of LaCa<sub>0.143 (4)</sub>O<sub>0.857 (4)</sub>F<sub>0.143 (4)</sub>Bi<sub>0.857 (4)</sub>S<sub>2</sub>
Crystal structure and magnetic properties of LaCa<sub>0.143 (4)</sub>O<sub>0.857 (4)</sub>F<sub>0.143 (4)</sub>Bi<sub>0.857 (4)</sub>S<sub>2</sub> Open
The synthesis, structure, and magnetic properties of lithium dibarium calcium oxide fluoride disulfide are reported. LaCa 0.143 (4) O 0.857 (4) F 0.143 (4) Bi 0.857 (4) S 2 crystallizes in the tetragonal space group P 4/ nmm . The structur…