Jiawang Li
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View article: Impact of corn straw and straw-derived biochar returning to the field on soil carbon fractions, carbon-converting enzyme activities, and cbbL bacterial community structure
Impact of corn straw and straw-derived biochar returning to the field on soil carbon fractions, carbon-converting enzyme activities, and cbbL bacterial community structure Open
Introduction Straw return is recognized as an effective practice for improving soil organic matter. However, in the black soil regions of China, limited information is available on how the individual or combined application of crop straw a…
View article: Numerical Study on the Effects of Surface Shape and Rotation on the Flow Characteristics and Heat Transfer Behavior of Tandem Cylinders in Laminar Flow Regime
Numerical Study on the Effects of Surface Shape and Rotation on the Flow Characteristics and Heat Transfer Behavior of Tandem Cylinders in Laminar Flow Regime Open
Tandem cylinders, widely used in heat exchangers, water storage units, and electronic cooling, require optimized flow and heat transfer to enhance engineering performance. However, the combined effects of various factors in tandem configur…
View article: Low-Cost Wideband Tilted Beam Antenna for Millimeter-wave Vehicle Applications
Low-Cost Wideband Tilted Beam Antenna for Millimeter-wave Vehicle Applications Open
To facilitate vehicle coverage for millimeter-wave applications, this communication presents a low-cost, wideband tilted-beam antenna. A novel design is proposed in which a slot antenna is both directly excited and electromagnetically coup…
View article: Single-layer Circular SIW Filtenna With Beam Scanning Capability for 5G Millimeter Wave Communication Applications
Single-layer Circular SIW Filtenna With Beam Scanning Capability for 5G Millimeter Wave Communication Applications Open
In this communication, two novel low-cost single-layer filtering antennas (filtennas) are proposed for millimeter wave (mmWave) applications. The proposed filtennas consists of a compact circular substrate integrated waveguide (SIW) cavity…
View article: Interlayer Shear Strength and Bonding Strength of Sinuous 3D-Printed Mortar
Interlayer Shear Strength and Bonding Strength of Sinuous 3D-Printed Mortar Open
Addressing the challenge of weak interface strength in 3D-printed mortars, this study introduces a novel technique using sinuous printing trajectories. The self-locking interface is formed by different meandering print trajectories, and th…
View article: Atmospheric Water Sorption Kinetics in Powder and Monolithic Metal–Organic Frameworks
Atmospheric Water Sorption Kinetics in Powder and Monolithic Metal–Organic Frameworks Open
Metal–organic frameworks (MOFs) have been widely applied for adsorption applications owing to their high surface area and porosity. In this paper, the atmospheric water adsorption kinetics in a prototypical MOF with two forms, that is, pow…
View article: Co-application of biochars and Piriformospora indica improved the quality of coastal saline soil and promoted the growth of forage
Co-application of biochars and Piriformospora indica improved the quality of coastal saline soil and promoted the growth of forage Open
Soil quality is defined as the ability of soil to maintain the soil environment and the biosphere. Due to the limitation of salt and alkali stress, soil quality can be reduced, which in turn affects agricultural production. Biochar is wide…
View article: Unusual Pore Volume Dependence of Water Sorption in Monolithic Metal-Organic Framework
Unusual Pore Volume Dependence of Water Sorption in Monolithic Metal-Organic Framework Open
Monolithic metal-organic frameworks (MOFs), which have a continuous structure composed of small primary MOF particles and amorphous networks, are demonstrated to possess larger pore volume and thus better larger gas uptake capacity compare…
View article: Direct observation of tunable thermal conductance at solid/porous crystalline solid interfaces induced by water adsorbates
Direct observation of tunable thermal conductance at solid/porous crystalline solid interfaces induced by water adsorbates Open
Improving interfacial thermal transport is crucial for heat dissipation in devices with interfaces, such as electronics, buildings, and solar panels. Here, we design a strategy by utilizing the water adsorption-desorption process in porous…
View article: Leader-Follower Formation Tracking Control and Stabilization of Underactuated Unmanned Surface Vessels via Event-Triggered Mechanism
Leader-Follower Formation Tracking Control and Stabilization of Underactuated Unmanned Surface Vessels via Event-Triggered Mechanism Open
This paper addresses the control problems of formation trajectory tracking and formation stabilization simultaneously for multiple underactuated unmanned surface vessels (USVs) under a directed communication network. Firstly, because only …
View article: Heterogeneity identification method for surrounding rock of large-section rock tunnel faces based on support vector machine
Heterogeneity identification method for surrounding rock of large-section rock tunnel faces based on support vector machine Open
Purpose The purpose of the study is to quickly identify significant heterogeneity of surrounding rock of tunnel face that generally occurs during the construction of large-section rock tunnels of high-speed railways. Design/methodology/app…
View article: Direct Observation of Tunable Thermal Conductance at Solid/porous Crystalline Solid Interfaces Induced by Water Adsorbents
Direct Observation of Tunable Thermal Conductance at Solid/porous Crystalline Solid Interfaces Induced by Water Adsorbents Open
Improving interfacial thermal transport is crucial for heat dissipation in systems. Here, we design a strategy by utilizing the water adsorption-desorption process in porous metal-organic frameworks (MOFs) to tune the interfacial heat tran…
View article: Piezoelectric Materials and Sensors for Structural Health Monitoring: Fundamental Aspects, Current Status, and Future Perspectives
Piezoelectric Materials and Sensors for Structural Health Monitoring: Fundamental Aspects, Current Status, and Future Perspectives Open
Structural health monitoring technology can assess the status and integrity of structures in real time by advanced sensors, evaluate the remaining life of structure, and make the maintenance decisions on the structures. Piezoelectric mater…
View article: Collision detection for six-DOF serial robots force/position hybrid control based on continuous friction model
Collision detection for six-DOF serial robots force/position hybrid control based on continuous friction model Open
In this work, an effective and practical robot collision detection algorithm is proposed, with the aim of addressing the safety problem of industrial robot force/position hybrid control application conditions. First, a robot force/position…
View article: Multistep stochastic mechanism of polarization reversal in orthorhombic ferroelectrics
Multistep stochastic mechanism of polarization reversal in orthorhombic ferroelectrics Open
A stochastic model of electric field-driven polarization reversal in orthorhombic ferroelectrics is advanced, providing a description of their temporal electromechanical response. The theory accounts for all possible parallel and sequentia…
View article: Deformation Analysis and Fixture Design of Thin-walled Cylinder in Drilling Process Based on TRIZ Theory
Deformation Analysis and Fixture Design of Thin-walled Cylinder in Drilling Process Based on TRIZ Theory Open
Thin-walled cylindrical workpiece is easy to deform during machining and clamping processes due to the insufficient rigidi. Moreover, it’s also difficult to ensure the perpendicularity of flange holes during drilling process. In this paper…
View article: Intelligent classification model of surrounding rock of tunnel using drilling and blasting method
Intelligent classification model of surrounding rock of tunnel using drilling and blasting method Open
Classification of surrounding rock is the cornerstone of tunnel design and construction. The traditional methods are mainly qualitative and manual and require extensive professional knowledge and engineering experience. To minimize the eff…
View article: Evaluation of Ultimate Bearing Capacity of Pre-Stressed High-Strength Concrete Pipe Pile Embedded in Saturated Sandy Soil Based on In-Situ Test
Evaluation of Ultimate Bearing Capacity of Pre-Stressed High-Strength Concrete Pipe Pile Embedded in Saturated Sandy Soil Based on In-Situ Test Open
Estimation of ultimate bearing capacity (UBC) of pre-stressed high-strength concrete (PHC) pipe pile is critical for optimizing pile design and construction. In this study, a standard penetration test (SPT), static cone penetration test (C…