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Open AccessSolvent-free carbon sphere nanofluids towards intelligent lubrication regulation
By simply switching the electrical circuit installed on steel/steel contact, the tribological behaviors of nanofluids (NFs) can be regulated in real time, thereby achieving the desired performance of friction ...
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Article
Open AccessAutomatic and continuous blood pressure monitoring via an optical-fiber-sensor-assisted smartwatch
Automatic and continuous blood pressure monitoring is important for preventing cardiovascular diseases such as hypertension. The evaluation of medication effects and the diagnosis of clinical hypertension can ...
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Article
Open AccessExperimental investigation on the triaxial unloading mechanical characteristics of sandstone immersed in different brines
In this study, the stress–strain curves of sandstone soaked in 5% NaCl and 5% K2SO4 solutions under different loading and unloading paths were obtained by carrying out different paths of unloading confining press...
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Article
Open AccessAnion Defects Engineering of Ternary Nb-Based Chalcogenide Anodes Toward High-Performance Sodium-Based Dual-Ion Batteries
We developed an efficient and extensible strategy to produce the single-phase ternary NbSSe nanohybrids with defect-enrich microstructure.
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Article
Additive manufacturing and foundry innovation
Additive manufacturing is expected to transform and upgrade the traditional foundry industry to realize the integrated manufacturing and rapid and low-cost development of high-performance components with compl...
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Article
Open AccessNatural Characteristic of Thin-Wall Pipe under Uniformly Distributed Pressure
Natural characteristics of thin-wall pipe of the compressor under uniformly distributed pressure were presented in this paper based on a cylindrical shell model. In the traditional method, the beam model was u...
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Article
Effects of returns on composition, microstructure and mechanical properties of GH4169 superalloy
To recycle the returned alloy effectively, effects of returns proportion on alloy composition, microstructure and compression properties of superalloy GH4169 were studied by means of scanning electron microsco...
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Open AccessA review of mid-frequency vibro-acoustic modelling for high-speed train extruded aluminium panels as well as the most recent developments in hybrid modelling techniques
The present paper reviews the vibro-acoustic modelling of extruded aluminium train floor structures including the state-of-the-art of its industrial applications, as well as the most recent developments on mid...
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Article
Open AccessAnalysis of using the tongue deviation angle as a warning sign of a stroke
The symptom of tongue deviation is observed in a stroke or transient ischemic attack. Nevertheless, there is much room for the interpretation of the tongue deviation test. The crucial factor is the lack of an ...