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Others

Research on the performances of VPEG macromonomer grafted different functional groups to prepare polycarboxylate superplasticizers
17/02/2024 - The extrusion molding process of annular expansion orientation enhancement pipe has a positive effect on the molecular chain forming the oriented structure of amorphous polymers. This method is also...
Gradient microporous layer with controllable aperture for high-performance proton-exchange membrane fuel cells
21/02/2024 - Abstract A microporous layer (MPL) with appropriate aperture and hydrophobicity is key for proton-exchange membrane fuel cells (PEMFCs). The MPLs are typically prepared from...
Aerospace, Vol. 11, Pages 172: Research on the Methods for Obtaining Droplet Impingement Characteristics in the Lagrangian Framework
21/02/2024 - The impact of supercooled water droplets is the cause of aircraft icing, and the acquisition of impingement characteristics is the key to icing prediction and the design of ice protection systems....
Aerospace, Vol. 11, Pages 171: Computational Study of Fluidic-Valve Injectors for Detonation Engines
21/02/2024 - The performance of detonation engines depends on propellant injectors. This study investigates a fluidic-valve injector mounted to a detonation tube. The injector is equipped with a recessed cavity...
Mechanism and Measurement of the Effects of Industrial Agglomeration on Agricultural Economic Resilience
21/02/2024 - This study investigates the potential of agricultural industrial agglomeration to bolster agricultural economic resilience and identifies the underlying pathways. We developed an analytical framework...
Corrosion Performance of Epoxy/Sulfur–Selenium Coating on Q235 Steel
20/02/2024 - Sulfur powder (99.99%) and selenium powder (99.99%) were mixed and heated to approximately 300 °C to obtain an S-Se alloy. It has good flowability at 130 °C and can be applied...
Autochthonous Fermentation as a Means to Improve the Bioaccessibility and Antioxidant Activity of Proteins and Phenolic Compounds of Yellow Pea Flour
22/02/2024 - This study focused on evaluating the potential of the natural fermentation of pea flour to improve the release of antioxidant compounds. Preliminary fermentations of 36.4% w/w flour dispersions were...
Experimental Investigation of the Dynamic Responses of Thin-Walled and Foam-Filled Steel Tubes Subjected to Repeated Impacts
22/02/2024 - In this study, a horizontal impact setup was used to measure the dynamic responses of specimens fixed on a reaction wall and subjected to repeated impacts generated by a large-tonnage impactor. The...
Enhanced Salt Removal of Fresh Water by Recovery-Reduced Ion Concentration Polarization Desalination
- Here, we examine electromembrane systems for low-concentration desalination applicable to ultrapure water production. In addition to electrodialysis and ion concentration polarization (ICP)...
Flexible Composite Electrolyte Membranes with Fast Ion Transport Channels for Solid-State Lithium Batteries
20/02/2024 - Numerous endeavors have been dedicated to the development of composite polymer electrolyte (CPE) membranes for all-solid-state batteries (SSBs). However, insufficient ionic conductivity and...
Quantitative Understanding of Ionic Channel Network Variation in Nafion with Hydration Using Current Sensing Atomic Force Microscopy
22/02/2024 - Proton exchange membranes are an essential component of proton-exchange membrane fuel cells (PEMFC). Their performance is directly related to the development of ionic channel networks through...
Transient physics in the compression and mixing dynamics of two nanochannel-confined polymer chains
- We use molecular dynamics (MD) simulation and nanofluidic experiments to probe the non-equilibrium transient physics of two nanochannel-confined polymers driven against a permeable barrier in a...
CVD Synthesis of Twisted Bilayer WS2 with Tunable Second Harmonic Generation
15/02/2024 - Twisted bilayer transitionmetal dichalcogenides provide a unique platform for investigating intriguing fundamental physical properties. A tilted SiO2/Si substrate is introduced into chemical...
Annular expansion for enhanced orientation and mechanical properties of extruded amorphous PPESK/PES pipes
17/02/2024 - Compared with TT/CZ combination, combination TBSI/TBZTD binary accelerator system is environment?friendly. After the combination TBSI/TBZTD was used, the crosslinking density can be increased and the...
Activation energy and molecular weight dependence of cooperative tracer chains diffusion in highly entangled polymer melts
16/02/2024 - The generalized Langevin equation for cooperative dynamics of Guenza predicts the dynamics of chains in entangled polymers is cooperative with anomalous properties, and at variance with the...
Design of Indoor Visible Light Communication PAM4 System
19/02/2024 - Four-level pulse amplitude modulation (PAM4) can transmit more information in the same symbol interval, effectively improving the information transmission rate and frequency band utilization of...
Crack Width Recognition of Tunnel Tube Sheet Based on YOLOv8 Algorithm and 3D Imaging
16/02/2024 - Based on the tunnel crack width identification, there are operating time constraints, limited operating space, high equipment testing costs, and other issues. In this paper, a large subway tunnel is...
Characterization of Shear Damage and Channel Reinforcement of Circumferential Joints between Shield Tunneling Segments Based on Numerical Simulation
18/02/2024 - Shield misalignment is a common problem in shield tunnels, which seriously affects the safety and durability of tunnels. However, at present, there is a lack of research on the influence of shield...
Post-Fire Seismic Performance of Concrete-Filled Steel Tube Frame Structures Considering Soil-Structure Interaction (SSI)
19/02/2024 - Currently, reinforced thin-walled irregular steel tube concrete frame structures have been applied in engineering, but there are few researches on the seismic performance of this type of structures...
Terahertz Detection by Asymmetric Dual Grating Gate Bilayer Graphene FETs with Integrated Bowtie Antenna
19/02/2024 - An asymmetric dual-grating gate bilayer graphene-based field effect transistor (ADGG-GFET) with an integrated bowtie antenna was fabricated and its response as a Terahertz (THz) detector was...
Study of the matrix–particle interactions of polymer nanocomposites in the low?frequency regime
15/02/2024 - Polymer matrix?nano fillers interaction.In this study, the dynamic moduli, in a wide frequency scale, of two series of polymer nanocomposites were qualitatively discussed. The dynamic mechanical...