Junjun Lei
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View article: Study on the Permanent Deformation and Dynamic Stress–Strain of Coarse-Grained Subgrade Filler under Cyclic Loading
Study on the Permanent Deformation and Dynamic Stress–Strain of Coarse-Grained Subgrade Filler under Cyclic Loading Open
Using coal gangue as a subgrade filler will produce good benefits, and its application prospects are very broad. It is of great engineering and scientific value to study the improvement method and dynamic characteristics of coal gangue sub…
View article: Integrating Space Syntax and Location-Allocation Model for Fire Station Location Planning in a China Mega City
Integrating Space Syntax and Location-Allocation Model for Fire Station Location Planning in a China Mega City Open
The appropriate planning of infrastructure protects people’s lives and property. Fire stations are an essential part of a city’s infrastructure and they must be precisely located to shorten emergency response times and reduce casualties. R…
View article: Outer Acoustic Streaming Flow Driven by Asymmetric Acoustic Resonances
Outer Acoustic Streaming Flow Driven by Asymmetric Acoustic Resonances Open
While boundary-driven acoustic streaming resulting from the interaction of sound, fluids and walls in symmetric acoustic resonances have been intensively studied in the literature, the acoustic streaming fields driven by asymmetric acousti…
View article: Ultrasonic Particle Manipulation in Glass Capillaries: A Concise Review
Ultrasonic Particle Manipulation in Glass Capillaries: A Concise Review Open
Ultrasonic particle manipulation (UPM), a non-contact and label-free method that uses ultrasonic waves to manipulate micro- or nano-scale particles, has recently gained significant attention in the microfluidics community. Moreover, glass …
View article: Understanding the relationship between particle size and ultrasonic treatment during the synthesis of metal nanoparticles
Understanding the relationship between particle size and ultrasonic treatment during the synthesis of metal nanoparticles Open
Ultrasonic treatment is an effective method for size refinement and dispersion of nanomaterials during their synthesis process. However, the quantitative relationship between ultrasonic conditions and particle size in the synthesis of meta…
View article: Numerical Simulation of Boundary-Driven Acoustic Streaming in Microfluidic Channels with Circular Cross-Sections
Numerical Simulation of Boundary-Driven Acoustic Streaming in Microfluidic Channels with Circular Cross-Sections Open
While acoustic streaming patterns in microfluidic channels with rectangular cross-sections have been widely shown in the literature, boundary-driven streaming fields in non-rectangular channels have not been well studied. In this paper, a …
View article: Formation of inverse Chladni patterns in liquids at microscale: roles of acoustic radiation and streaming-induced drag forces
Formation of inverse Chladni patterns in liquids at microscale: roles of acoustic radiation and streaming-induced drag forces Open
While Chladni patterns in air over vibrating plates at macroscale have been well studied, inverse Chladni patterns in water at microscale have recently been reported. The underlying physics for the focusing of microparticles on the vibrati…
View article: Numerical models for simulation of boundary-driven streaming in acoustofluidic devices
Numerical models for simulation of boundary-driven streaming in acoustofluidic devices Open
Data collected for research presented in paper "Comparing methods for the modelling of boundary-driven streaming in acoustofluidic devices". Two numerical models describing the Reynolds stress method and the limiting velocity method are in…
View article: Numerical models for simulation of 3D acoustophoresis over vibrating plates (formation of Chladni pattern)
Numerical models for simulation of 3D acoustophoresis over vibrating plates (formation of Chladni pattern) Open
Data collected for research presented in paper "Formation of inverse Chladni patterns in liquids at microscale: roles of acoustic radiation and streaming-induced drag forces", published in Lei, J. Microfluid Nanofluid (2017) 21: 50. doi:10…
View article: Dataset for the paper titled "Insights into transducer-plane streaming patterns in thin-layered acoustofluidic devices"
Dataset for the paper titled "Insights into transducer-plane streaming patterns in thin-layered acoustofluidic devices" Open
Data collected for research presented in paper "Insights into transducer-plane streaming patterns in thin-layered acoustofluidic devices". Physical Review Applied 2017
View article: Modal Rayleigh-like streaming in layered acoustofluidic devices
Modal Rayleigh-like streaming in layered acoustofluidic devices Open
Classical Rayleigh streaming is well known and can be modelled using Nyborg’s limiting velocity method as driven by fluid velocities adjacent to the walls parallel to the axis of the main acoustic resonance. We have demonstrated previously…