234 Result(s)
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Article
Single-crystal diamond grown through high-power-density epitaxy used for a high-performance radiation detector
Radiation detectors are important device-level characterization tools of the carrier dynamics of diamond as an ultrawide-bandgap semiconductor. Herein, a high-quality single-crystal diamond was grown on a high...
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Microstructure, Mechanical Properties, and Corrosion Resistance of ER2209 Duplex Stainless Steel Manufactured by Plasma Arc Welding
The thin-walled part of ER2209 duplex stainless steel was prepared by plasma arc welding on the surface of Q235 substrate. The microstructure, mechanical properties, and corrosion resistance of the thin-walled...
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3D Coaxially Printing rGO Aerogel-Based Biocompatible Fiber for Peripheral Nerve Regeneration
In this study, we developed a hollow aerogel fiber out of reduced graphene oxide (rGO), with a hierarchically ordered microstructure through a three-dimensional coaxial printing methodology, that enabled a phy...
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Article
Woven polyester vascular stent-grafts with surface modification of chitosan/heparin
Abdominal aortic aneurysm (AAA) is a common vascular disease that has attracted widespread attention due to its characteristic of being asymptomatic and high mortality rate. In this study, we present a novel w...
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Article
Establishment of Constraint Relation of Robot Dynamics Equation Based on Kinematic Influence Coefficients Method
Due to the diversity of work requirements and environment, the number of degrees of freedom (DOFs) and the complexity of structure of industrial robots are constantly increasing. It is difficult to establish t...
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An insight into plastic deformation behavior of bimodal-grained Mg–1Mn–0.5Al–0.5Ca alloy
Mg–Mn–Al–Ca alloys with bimodal grain structures present excellent mechanical properties. In this work, a deeper understanding of the non-uniform deformation behavior of Mg–1Mn–0.5Al–0.5Ca alloys between bimod...
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Heterogeneous MXene-based films with graded electrical conductivity towards highly efficient EMI shielding and electrothermal heating
The increasing need for electromagnetic interference (EMI) shielding of electronics in cold environments such as those in aircraft, space exploration, and wearable heaters to avoid hazardous icing conditions o...
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Bone-marrow-homing lipid nanoparticles for genome editing in diseased and malignant haematopoietic stem cells
Therapeutic genome editing of haematopoietic stem cells (HSCs) would provide long-lasting treatments for multiple diseases. However, the in vivo delivery of genetic medicines to HSCs remains challenging, espec...
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Article
High-quality crystalline NiO/β-Ga2O3 p–n heterojunctions grown by the low-cost and vacuum-free mist-CVD for device applications
Gallium oxide (Ga2O3) p–n heterojunctions play an important role in addressing the difficulties in Ga2O3 p-type do**. Therefore, an efficient and economical fabrication method needs to be established to create ...
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Article
Intrinsically healing conducting polymer/hydrogel nanocomposite films and their novel volumetric channel for high-performance, flexible, and healable organic phototransistors
The flexible organic phototransistors (OPTs) are crucial for next-generation wearable systems for applications where large mechanical deformation is involved. However, most of the reported OPTs utilizing the f...
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Article
Preparation and coating properties of alkyd polyol-based autoxidizable waterborne polyurethane dispersions with high fatty acid content, long storage stability, and low viscosity
In order to increase the concentrations of bio-based alkyd polyols (or fatty acids) in self-crosslinking polyurethane dispersions, herein, a series of novel alkyd polyol-based autoxidizable waterborne polyuret...
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Article
Effect of grain orientation on the corrosion behavior of AZ31 alloy sheet
Modifying the gain orientation is considered a crucial method for enhancing the corrosion resistance of Mg alloys. This study aims to improve the corrosion properties of AZ31 alloy sheet through pre-stretch de...
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Article
Open AccessEmergence of quantum confinement in topological kagome superconductor CsV3Sb5
Quantum confinement is a restriction on the motion of electrons in a material to specific region, resulting in discrete energy levels rather than continuous energy bands. In certain materials, quantum confinem...
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Article
Open AccessAdvanced construction strategies to obtain nanocomposite hydrogels for bone repair and regeneration
Bone tissue engineering is pivotal in facilitating bone reconstruction by promoting persistent angiogenesis and osteogenesis. Initially, the hot gel composite hydrogel scaffold technique was employed. However,...
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Direct ink writing of multifunctional gratings with gel-like MXene/norepinephrine ink for dynamic electromagnetic interference shielding and patterned Joule heating
Intelligent electromagnetic interference (EMI) shielding modulators with a wide tuning range and cyclic stability are urgently needed but their fabrication remains challenging. A gel-like MXene/norepinephrine ...
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Article
Organic radicals in single-molecule junctions
The discovery of air-stable organic radicals has sparked interest in their applications in molecular electronics and spintronics. These radicals possess open-shell electronic structures, offering unique electr...
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Article
Controlled growth of vertically stacked In2Se3/WSe2 heterostructures for ultrahigh responsivity photodetector
Transition metal dichalcogenides (TMDCs) are promising candidates for future optoelectronic devices accounting for their high carrier mobility and excellent quantum efficiency. However, the limited light absor...
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Accelerating structural relaxation of shear band at ambient conditions through cryogenic thermal-cycling
Cryogenic thermal-cycling (CTC) is a promising method for the rejuvenation of metallic glasses (MGs). Although seemingly arbitrary, the direction of energy change in MGs following CTC sometimes results in rela...
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Static recrystallization behaviors and mechanisms of 7Mo super-austenitic stainless steel with undissolved sigma precipitates during double-stage hot deformation
Static recrystallization (SRX) behaviors and corresponding recrystallization mechanisms of 7Mo super-austenitic stainless steel were studied under different deformation conditions. The order of influence of de...
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Ferric ion-triggered surface oxidation of galena for efficient chalcopyrite-galena separation
The efficient separation of chalcopyrite (CuFeS2) and galena (PbS) is essential for optimal resource utilization. However, finding a selective depressant that is environmentally friendly and cost effective remain...
