Guojie Xu
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View article: Fabrication of nanofiber yarns via electro-blown and hang-fiber process
Fabrication of nanofiber yarns via electro-blown and hang-fiber process Open
Continuous nanofiber yarns were prepared using the electro-blown and hanging yarn process. Unlike typical electrospinning devices, this method uniquely controls the spinning process to induce the hanging phenomenon, and the resulting hangi…
View article: Large-Scale and Highly Efficient Production of Ultrafine PVA Fibers by Electro-Centrifugal Spinning for NH3 Adsorption
Large-Scale and Highly Efficient Production of Ultrafine PVA Fibers by Electro-Centrifugal Spinning for NH3 Adsorption Open
Ultrafine Polyvinyl alcohol (PVA) fibers have an outstanding potential in various applications, especially in absorbing fields. In this manuscript, an electrostatic-field-assisted centrifugal spinning system was designed to improve the pro…
View article: Soft Robots for Cluttered Environments Based on Origami Anisotropic Stiffness Structure (OASS) Inspired by Desert Iguana
Soft Robots for Cluttered Environments Based on Origami Anisotropic Stiffness Structure (OASS) Inspired by Desert Iguana Open
Rigidity and softness are essential for robot motion and manipulation in various complex scenarios. To integrate these two contrary features, several variable‐stiffness structures are investigated while requiring a longer processing time a…
View article: Gas-assisted electrospinning of high-performance ceramic fibers: Optimal design modelling and experimental results of the gas channel of the nozzle
Gas-assisted electrospinning of high-performance ceramic fibers: Optimal design modelling and experimental results of the gas channel of the nozzle Open
Electrospinning (ES) of ceramic fibers has mostly remained in the research level, which can be because of the hard process and parameters controlling the low rate of production. The yield of fiber production by solution blow spinning (SBS)…
View article: Characteristics and Sources of Water-Soluble Inorganic Ions in PM2.5 in Urban Nanjing, China
Characteristics and Sources of Water-Soluble Inorganic Ions in PM2.5 in Urban Nanjing, China Open
In this study, the water-soluble inorganic ions (WSIIs) composition of fine particulate matter (PM2.5) was measured in the northern Nanjing city from 2015 to 2021. NH4+, NO3− and SO42− concentrations dominated in total WSIIs (Na+, NH4+, K+…
View article: Research on the Mechanism of Multi-Domain Coupling Centrifugal Electrostatic Blowing Flying Deposition
Research on the Mechanism of Multi-Domain Coupling Centrifugal Electrostatic Blowing Flying Deposition Open
The centrifugal electrostatic blowing process proposed in this paper solves the difficult continuous and stable deposition problem in the traditional centrifugal electrostatic spinning process. By establishing a flight deposition model of …
View article: Preparation of low resistance fluffy ultrafine filter media by centrifugal electrospinning
Preparation of low resistance fluffy ultrafine filter media by centrifugal electrospinning Open
Fluffy poly(vinyl alcohol) fiber filter material was prepared by the centrifugal electrospinning process combined with the opening process, which is used in the field of air filtration. We used a conductive ring to connect the positive hig…
View article: Fabrication of polyvinylidene fluoride/silver nanofiber membrane with antibacterial and anti-yellowing property
Fabrication of polyvinylidene fluoride/silver nanofiber membrane with antibacterial and anti-yellowing property Open
At present, nanofiber antibacterial materials, especially silver antibacterial materials, are one of the most popular antibacterial materials. Nanofiber antibacterial materials are the most widely used materials due to their antibacterial …
View article: Preparation of long-lasting electret fiber felt by centrifugal air-assisted spinning process and electret post-treatment
Preparation of long-lasting electret fiber felt by centrifugal air-assisted spinning process and electret post-treatment Open
The electret ultra-fine fiber filter material is prepared by the centrifugal airflow-assisted process. Moreover, the material can be used in the field of air filtration. A longitudinal air pressure draft sprinkler and a refined centrifugal…
View article: Nanofibrous membrane through multi-needle electrospinning with multi-physical field coupling
Nanofibrous membrane through multi-needle electrospinning with multi-physical field coupling Open
The mass electrospinning is the key way to promote the industrial application of nanofibrous membrane, in which the multi-parameter controlling is the challenge for the multi-needle electrospinning. A constant temperature and humidity envi…
View article: Fabrication of nanofiber filters for electret air conditioning filter via a multi-needle electrospinning
Fabrication of nanofiber filters for electret air conditioning filter via a multi-needle electrospinning Open
Electrospinning technology is considered to be one of the efficient, convenient, and low-cost technologies for preparing nanofibers, which can be applied in various industries, including filtration, catalysis, and energy. Here, aiming at t…
View article: Optimization of electric field uniformity of multi-needle electrospinning nozzle
Optimization of electric field uniformity of multi-needle electrospinning nozzle Open
Multi-needle electrospinning technology is a method for mass production of nanofibers, which can improve the production efficiency of nanofibers by increasing the number and density of needles for multi-needle electrospinning. However, whe…
View article: Manufacturing of Submicrofluidic Channels Based on Near-field Electrospinning with PEO
Manufacturing of Submicrofluidic Channels Based on Near-field Electrospinning with PEO Open
Background: Microfluidic channels have been widely applied in biomedicine and microelectronics. However, the manufacturing methods of microfluidic channel devices, such as photolithography, three-dimensional printing and Melt-electrospinni…
View article: Accurate fabrication of aligned nanofibers via a double-nozzle near-field electrospinning
Accurate fabrication of aligned nanofibers via a double-nozzle near-field electrospinning Open
The near-field electrospinning is considered as one of the most effective techniques to direct-write aligned fibers which can be applied to various high-tech areas, including energy harvester, tissue engineering, and wearable sensors. For …
View article: Influence and evaluation of array-nozzle geometry on near- field electrospinning direct writing
Influence and evaluation of array-nozzle geometry on near- field electrospinning direct writing Open
Near-field electrospinning direct writing of array-nozzle is an efficient method for preparing large-area aligned fibers. However, electric field between the array-nozzle interferes with the stability and uniformity of near-field electrosp…
View article: A new circular spinneret system for electrospinning numerical approach and electric field optimization
A new circular spinneret system for electrospinning numerical approach and electric field optimization Open
Electrospinning is believed to be the most effective technique to produce microfibers or nanofibers at large scale, which can be applied in various hightech areas, including energy harvester, tissue engineering, and wearable sensors. To en…
View article: Uniform electric field enabled multi-needles electrospinning head based on trapezoid arrangement
Uniform electric field enabled multi-needles electrospinning head based on trapezoid arrangement Open
The electrospinning electric field is the main factor responsible for the jet stretching force. Previous studies showed that nonhomogeneous electric field would affect the jets formed during the multi-needles electrospinning. Therefore, a …
View article: Study of Nano Hydroxyapatite/ Poly(Lactic Acid)-Polycaprolactone Nanofiber Composite Scaffolds
Study of Nano Hydroxyapatite/ Poly(Lactic Acid)-Polycaprolactone Nanofiber Composite Scaffolds Open
At present, tissue engineering scaffolds in the process of clinical medicine plays an irreplaceable important role.Based on the in-situ precipitation combined with frozen extraction, good n-HA dispersion and three-dimensional (3D) structur…
View article: PEG-Coated Titania Nanatubes for Controlled Drug Release
PEG-Coated Titania Nanatubes for Controlled Drug Release Open
Developing coatings on implant surface as drug carriers can reduce organ toxicity and effectively deliver drug locally to the target compared with the oral approach.Titanium dioxide (TiO 2 ) nanotube has great potential for this applicatio…