Yuan Gao

Huazhong Agricultural University | HZAU · College of Veterinary Medicine

Due to the lightweight feature, superior hydrophobic and oleophilic property, as well as remarkable adsorption capability, carbon-based aerogels have become appealing adsorbents for removing leaking oils and toxic organic contaminants. Herein, a highly compressible and lightweight hybrid aerogels were fabricated with organic aramid nanofibers (ANF)...

3D woven tubular composites (3D‐WTC), known for their lightweight and high‐strength characteristics, are widely used in various energy‐absorbing components. To enhance the energy absorption capacity of 3D‐WTC, this study conducted a mechanical analysis of bamboo tube structures and proposed concentric circular nested biomimetic structures with “sin...

Excellent electromagnetic wave loss and impedance matching are typical characteristics of superior‐performance electromagnetic wave (EMW) absorption materials. Changing the component ratios and multidimensional combinations of various absorbing materials is one of the best methods to improve absorption performance. This work used a convenient physi...

Noise pollution is one of the serious environmental pollutions. In recent years, the preparation of sound absorption composites using natural fibers as reinforcement material has attracted much attention. Sugarcane bagasse is a by-product of sugarcane. In order to improve the utilization rate of sugarcane bagasse, enrich and expand the application...

Three-dimensional aerogels with ultralow density and extraordinary mechanical properties have attracted a lot of interest for their broad technological applications. Herein, lightweight, compressible, and multifunctional organic–inorganic nanofibrous aerogels are constructed by combining inorganic Fe7S8 doped honeycomb-like porous carbon nanofiber...

To make full use of waste feather resources, waste feather fiber/polybutanediol succinate gradient sound-absorbing composites were prepared by a hot-pressing process with waste feather fiber as a reinforcing material and polybutanediol succinate as a matrix material. It can be applied to construction and other fields. The influence of gradient wast...

To achieve the goal of both lightweight and strong absorption, tailoring the microstructure and components of microwave absorber had been regarded as a promising method. Herein, in-situ growth of magnetic Ni nanoparticles on honeycomb-like porous carbon nanofibers were prepared by electro-blowing spinning and subsequent high-temperature pyrolysis t...

With the popularity of 5 G, there is an increasing request for a light, high-performance, and stable structure for wireless communication. To solve the problems of delamination cracking and its own heavy weight of the conventional microstrip antenna, this study used ultra-high molecular weight polyethylene (UHMWPE) filament tows and purple copper f...

To improve their interfacial properties, 3D orthogonal woven fabrics with basalt filament yarns were modified with functionalized carboxylated carbon nanotubes (KH570-MWCNTs) and polydopamine (PDA). Fourier infrared spectroscopy (FT-IR) analysis and scanning electron microscopy (SEM) testing were used. It was demonstrated that both methods could su...

In order to solve the problems of honeycomb sandwich structure electromagnetic wave absorbing composites with easy delamination, low strength, and a narrow absorption frequency band, a double-layer honeycomb 3D woven electromagnetic wave absorbing composite was designed and prepared. CST electromagnetic simulations and mechanical finite element sim...

In order to prepare 3D structural composites with electromagnetic wave absorption and load-bearing, 3D gradient structured woven fabrics were woven with basalt fiber filament yarn and carbon fiber filament yarn as raw materials on a common loom with rational design. After that, the three-dimensional gradient structured woven fabric was used as the...

In order to realize high-efficiency and high-value recycling of waste hemp fibers, the macromolecular structure, the supramolecular structure, and the morphological structure of waste hemp fibers were investigated by using Fourier transform infrared spectroscopy, X-ray diffractometry, upright metallurgical microscopy, and scanning electron microsco...

To avoid the narrow absorption bandwidth and delamination in uniform honeycomb composites, three‐dimensional (3D) gradient honeycomb composites were prepared through a vacuum‐assisted resin transfer molding (VARTM) process. The 3D gradient honeycomb woven composite (3D GHWC) was made by using 3D gradient woven fabric with basalt and carbon fibers a...

There are millions of tonnes of waste feathers every year from the booming poultry industry. To rationalize the utilization of waste feather resources, waste chicken feather fibers, waste duck feather fibers, and waste goose feather fibers were used as reinforcement materials, and polybutylene succinate was used as matrix materials to prepare sound...

Solar-driven interfacial evaporation technology has been identified as a promising method to relieve the global water crisis, and it is particularly important to design an ideal structure of the solar thermal conversion evaporation device. In this paper, hydrophilic polyphenylene sulfide (HPPS) paper with loose structure and appropriate water trans...

The interface structure greatly affects the material surface wettability. Polyphenylene sulfide (PPS) fiber paper was modified via regulation of thermally induced phase separation process to obtain interfacial nanofiber network-like morphology, which obeyed nucleate-growth mechanism with the PPS resin on the fiber surface as the core. PPS nanofiber...

To broaden the application fields of waste hemp stalks, the macromolecular, supramolecular, and morphological structures of waste hemp stalks were analyzed, and the relationship between these properties and the sound absorption properties of the hemp stalks was explored. Then, waste hemp stalk/polycaprolactone sound-absorbing composite materials we...

Solar-driven evaporators offer a promising approach to obtaining fresh water due to their environmental protection and pollution-free operation, and because they require no other energy input. In this work, we prepared a low-cost fabric roll-based bionic evaporator (FRBE) with advanced heat management and salt pollution resistance based on a three-...

3D woven composites offer various high-performance characteristics and wide applications due to their lightweight, high strength, and good integrity. However, to exploit their structural advantages, it is necessary to improve the interface properties between reinforcement and matrix, and carbon nanotubes with excellent mechanical properties provide...

Exploring advanced electrode materials with high lithium storage capacity and long cycling stability is of great importance for further development of lithium-ion batteries (LIBs). Herein, metal sulfide nano-frameworks anchored into 3D honeycomb-like porous carbon nanofibers are well designed and fabricated by electro-blowing spinning method and su...

In order to solve defects such as poor integrity, delamination failure, and narrow absorption bandwidth, three-dimensional (3D) gradient honeycomb woven composites (GHWCs) with triangular sections were designed and prepared. Three-dimensional gradient honeycomb woven fabric was crafted with carbon fiber (CF) filaments and basalt fiber (BF) filament...

Single-walled carbon nanotubes (SWCNTs) are ideal candidates for transparent conductive films (TCFs) due to their excellent optical transparency and electrical conductivity. The geometry of SWCNTs, including the tube diameter, bundle length and bundle diameter, is vital to high-performance TCFs. Herein, we synthesized SWCNTs by floating catalyst ch...

In this research, the self-reinforced structures tube preforms, which are the special-shaped tubular three-dimensional woven preforms, had been manufactured on semi-automatic looms. To prepare special-shaped tubular three-dimensional woven composites with different wall thicknesses and shapes, the vacuum-assisted resin transfer method was used by p...

In view of the disadvantages of concentration polarization and trade-off effects in the application of membrane in desalination field, oxide-nano graphene oxide/polyamide (O-NGO/PA) loose intermediate layer and PA ultra-thin dense layer were introduced to fabricate PA/O-NGO/polyphenylene sulfide composite membrane with sandwich structure via multi-...

The rational design of electrode architecture coupling with high specific capacity nanomaterials is highly desirable to build superior energy storage system. Herein, molybdenum-based compounds embedded in flexible 3D interconnected porous carbon nanofibers with protective porous carbon shell are constructed via a facile electro-blowing spinning tec...

In recent years, polyphenylene sulfide (PPS) membranes have gained immense attention owing to their excellent separation performance. However, a single material is often insufficient in achieving desirable material properties. To this end, combining two or more materials to form composites is an efficient approach. In this study, a polyphenylene su...

A novel layer consisting of nano graphene oxide (NGO) sheets was created with disordered arrangement and dual-channel structures on modified Polyphenylene sulfide (PPS) support surface. Polyamide (PA) and Piperazine (PIP) were used to cross-link and fasten the NGO layer, constructing water molecule transport channels. Meanwhile, the interlayer spac...

(CF3C6H4)2SnO, (CH3C6H4)2SnO and Ph2SnO were successfully synthesized for the transesterification of DMC with BPA. The products of mono-methylcarbonate-ended-BPA (MmC(1)) and two-methylcarbonate-ended-BPA (DmC(1)) were selectively synthesized over them. The catalysts were characterized by FT-IR, TG and XPS. When Ph2SnO was used as the catalyst at 1...

Nano graphene oxide (NGO) particles with the multiscale structure were prepared, and divalent metal cations (Ca²⁺, Cu²⁺ and Mg²⁺) were employed as crosslinking agents to closely stack nano NGO particles both on the surface and in the pore-channels of poly(p-phenylene sulfide) (PPS) membrane support forming the novel filter layer which had the simil...

Using organosilicon to crosslink and intercalate GO sheets, we made a hybrid GO layer on the surface of poly(p-phenylene sulfide) (PPS) microporous membrane support. A large number of oxygen-containing groups were introduced into the interlayer of GO layer, forming hydrophilic channels, more free interlayer space and nano-channels, which greatly en...

In this study, Poly(p-phenylene sulfide) (PPS) microporous membrane was prepared via Thermally Induced Phase Separation (TIPS), and the superhydrophilic membrane was modified by nitric acid. After the interfacial reaction between PPS membrane and HNO3, a large number of hydrophilic groups, such as SO, SO2, CO, NH2 and NO2 groups, were introduced on...

TiO2(B) nanotubes and anatase TiO2 were synthesized, and the transesterification of dimethyl carbonate (DMC) with phenol and its derivative bisphenol A (BPA) were carried out over them. When reaction was carried out over TiO2(B) nanotube at 150 °C, phenol conversion obtained 7.8% and transesterification selectivity reached 99.8%. As reaction temper...