JiuSheng Li

• PhD/ Professor
• Managing Director at Shanghai Advanced Research institute, CAS

The treatment of advanced osteoarthritis (OA) remains clinically intractable due to the inability to regenerate multifocal cartilage defects, stemming from poor targeted recruitment of bone marrow‐derived mesenchymal stem cells (BMSCs) and the absence of a sustained chondrogenic microenvironment at the injury sites. In this work, an antibody‐mediat...

The requirement to improve energy efficiency is constantly driving the development of high-performance and eco-friendly friction modifiers (FMs). Herein, two innovative sulfur- and phosphorus-free melamine long-chain alcohol esters (Dodec-EG-CC and Dodec-CC) are reported as novel organic friction modifiers (OFMs). Over a wide temperature range of 1...

The enhancement of tribological properties represents a pivotal strategy for achieving energy efficiency and environmental protection. Titanium dioxide (TiO2) nanomaterials have been garnering significant attention due to their exemplary tribological properties and due to the abundance of titanium reserves. The present review is concerned with the...

Metal–organic framework (MOF) nanoparticles have attracted widespread attention as lubrication additives due to their tunable structures and surface effects. However, their solid lubrication properties have been rarely explored. This work introduces the positive role of moisture in solid lubrication in the case of a newly described Ti‐based MOF (CO...

Anti-wear and anti-oxidation abilities are two key properties of lubricants that play a crucial role in ensuring long-term stable equipment operation. In this study, we aimed to develop a base oil with good anti-oxidation and anti-wear properties for use under extreme pressure. The as-prepared metallocene polyalphaolefin (mPAO) was chemically modif...

Coatings serve as ideal protective films for mechanical systems, providing dependable as well as efficient lubrication because of their unique structure along with outstanding tribological characteristics. Inspired by the “bricks-and-mortar” structure, we prepared layered graphene oxide (GO) composite finishes strengthened with polyvinyl alcohol (P...

Osteoarthritis (OA) is a degenerative bone and joint disease characterized by decreased cartilage lubrication, leading to continuous wear and ultimately irreversible damage. This situation is particularly challenging for early‐stage OA, as current bio‐lubricants lack precise targeting for small inflammatory lesions. In this work, an antibody‐mediat...

With the continuous advancement of industrial technology, higher demands have been placed on the properties of gear oils, such as oxidation stability and shear resistance. Herein, the oxidation stability of high-viscosity metallocene poly-α-olefins (mPAOs) was improved by chemical modification via aromatic amine alkylation. The modified mPAO base o...

The relationship between the structure characteristics and performances of coal-based hydrogenation isomeric (CTL) base oil and metallocene-catalyzed coal-based poly-alpha-olefin (mPAO) base oil is clarified in this paper. CTL and mPAO were compared with typical petroleum-based and natural gas-based commercial API III and IV base oils. Pressurized...

Polyurethane (PU) is a traditional chemical known for its chemical stability and mechanical performance. Inspired by the similarity between the formation and breakage of chemical coordination bonds and the energy storage and release of muscle fibers, muscle‐like electrostatically spun fibers with acid‐responsive energy storage and release were prep...

Lyotropic liquid crystals have lubricating properties due to their ordered assembly and fluidity, whose mesogens are often characterized by amphiphilic properties. Despite the attention that graphene oxide (GO) has been studied as a novel amphiphilic lyotropic mesogen this decade, and GO applied as a lubrication additive has been demonstrated in bo...

MoS2 lithium-based grease is suitable for lubrication protection between bearings at high temperatures and loads due to its excellent tribological properties. However, there is little research on the influence of different addition methods of MoS2 additive on its tribology and corrosion properties. In this work, eco-friendly vegetable oil was selec...

In the original publication [...]

In this chapter the authors summarized the molecular structure and classification of organic sulfonate in the market. To disclose corrosion inhibition properties of organic sulfonate, a series of test methodologies were established by mimicking different application environment from general and indoor storage to harsh exterior environments, includi...

The development of high-performance lubricants under extreme pressure (EP) is of great significance for reducing energy waste and protecting ecology in heavy industries such as aerospace, large machinery, and so on. Sulfurized isobutylene (SIB) has been explored as one of the most effective EP additives for oil-based lubricants and delivered promis...

Controlling metal corrosion can directly address the waste of metal and the environmental pollution and resource depletion caused by metal recycling, very significant factors for green and sustainable development. The addition of corrosion inhibitors is a relatively cost-effective means of corrosion prevention. Among these, N-heterocycles have been...

Phenyldivinylsulfonamides emerged from a series of divinylsulfonamides, demonstrating their ability to effectively re-bridge disulfide bonds. This kind of linkers was attached to monomethyl auristatin E (MMAE) and further conjugated with a model antibody, trastuzumab. After optimization, the linker 20 can deliver stable and highly homogenous DAR (D...

Copper and copper alloys are commonly used in industry due to their excellent mechanical properties, making research on the corrosion resistance of copper of great significance. The corrosion inhibition properties of 2-imidazolidinone and allantoin for copper in 3.5 wt % NaCl were studied by weight loss and electrochemical tests. Changes in the den...

To develop a high-performance additive that can meet different operating conditions, three liquid-crystal compounds (LCs) were developed as additives for a base oil. The structures and thermal stabilities of the obtained LCs were characterized by nuclear magnetic resonance (NMR), Fourier transform infrared (FT-IR) spectroscopy, mass spectroscopy (M...

China’s rapid industrial development requires more energy consumption based on non-renewable energy resources. The energy consumption caused by unnecessary friction accounts for about 4.5% of the GDP in China. Although grease effectively lubricates machines, lubrication failure may occur under severe conditions. Nanomaterials exhibit intriguing tri...

Long-chain n-alkane hydroisomerization reaction plays a vital role in petrochemical and coal chemical industries, which could produce high-quality hydrocarbon fuels and lubricant base oils for modern transportation and mechanical drive. However, minimizing precious metal usage while maintaining the catalyst performance remains a great challenge. He...

Nanomaterials exhibit intriguing tribological performance and have received particular attention in the lubrication field. However, little research has been found that surveyed the application of nanometer Ni in lithium grease. In this study, nanometer Ni with an average size of 100 nm was synthesized by the direct reduction method and dispersed in...

The requirements for the fuel economy of modern industry continue to drive the progress of low-viscosity lubricants. The present work reports the application of polyether amine derivatives as friction modifiers to improve the tribological properties of low viscosity poly-alpha-olefin. Three polyether amine derivatives with different molecular weigh...

The tribological behavior of oil-in-water emulsions formulated with natural lyotropic liquid crystal (LLC) emulsifiers based on natural sucrose ester was studied for the first time. Polarized optical microscopy, synchrotron radiation small-angle X-ray scattering, wide-angle X-ray scattering, and synchrotron radiation infrared microspectroscopy demo...

Inferior sintering-resistance of metal nanoparticles is an obstacle restricting the development of bifunctional catalysts in chemical industry. The construction of spatial architecture in zeolitic framework can enhance the stability of metal nanoparticles and prolong the service life of catalysts. A seed-directed solvent-free strategy was proposed...

Antibody-drug conjugates (ADCs) have emerging as efficient agents to target deliver cytotoxic drugs and reduce their off-target side effects. Triptolide has attracted attention to be used in ADC development. Herein, three rationally designed triptolide drug-linkers have been synthesized for use in site-specific construction of ADCs. Carbamates that...

Three polyether derivatives with different end-groups were synthesized using a green solvent-free method, which were used as ash-less multifunctional anti-corrosion lubricating additives. Friction tests confirmed their good lubrication performance. Their anti-corrosion ability was comprehensively studied by using weight loss, ASTM D665 and ASTM D13...

Rotator cuff injury is the most common muscle injury in bone surgery and there was still enormously challenging to completely repair it. Disturbed by mechanical stability and biocompatibility, most implants have failed to relieve symptoms and prevent the development of osteoarthritis. Herein, we have firstly fabricated novel electrospinned nanofibe...

Water is as an economic, eco-friendly, and efficient lubricant that has gained widespread attention for manufacturing. Using graphene oxide (GO)-based materials can improve the lubricant efficacy of water lubrication due to their outstanding mechanical properties, water dispersibility, and broad application scenarios. In this review, we offer a bri...

Purpose The purpose of this paper is to improve the properties of metal nanoparticles which are easy to agglomerate and hard to disperse evenly, thus limiting the application of metal nanoparticles in grease. A novel technology was proposed for modifying metal oxide to improve the dispersibility of nanoparticles. Design/methodology/approach SA-TiO...

With the worldwide concern of environmental protection, water-based lubricants exhibit extensive potential applications due to their advantages of energy-conservation, innocuity, and competitive price. Nonetheless, the common lubricating additives currently available in the market are mainly oil-based, while multifunctional water lubricants are rar...

[This corrects the article DOI: 10.7150/ijbs.37552.].

A new lubricating coating with functionalized graphene oxide (fGO) consisting of graphene oxide (GO) with different oxidation degrees, n-octylamine basal plane functionalized GO (bGO), and edge functionalized GO (eGO) was developed with or without 3-aminopropyltrimethoxysilane (APTMS) to reduce friction in macroscale contact with water. The optimal...

A biochar-assisted strategy for the synthesis of supported metal nanocatalysts with immobilized Pt nanoparticles (NPs) is devised, in which Pt NPs are encapsulated with a rigid dense carbon-film to enhance...

Increasing studies have demonstrated excellent tribological properties of graphene as lubricant additive. Thus, extended explanations of the relationship between microstructure and tribological properties are needed. This paper reported the effects of thickness and particle size of graphene on its frictional performance, using a ball-on-plate tribo...

The Fischer-Tropsch process is a technical route for the indirect liquefaction of coal in the modern coal chemical industry and also an important means of producing high-value-added products in the coal chemical industry. The market demand for the main product Fischer-Tropsch wax (n-alkane content up to 95 %) is limited, resulting in an overcapacit...

A novel oil soluble polyether derivative (OSPSA) was synthesized by the mono‐esterification of oil soluble polyether (OSP) with succinic anhydride (SA). The product was characterized by Fourier transform infrared spectroscopy, nuclear magnetic resonance, gel permeation chromatography, thermogravimetry, and acid value. The friction test results indi...

Graphene oxide (GO), a novel carbon‐based nanomaterial, has been significantly developed and investigated during the past decade in the fields of material science and chemistry. GO is essentially one‐atom thick, but the lateral dimension can reach to dozens of microns, resulting in a unique 2D layered structure. This allows for oxygen‐containing fu...

A novel metal-preloading route is proposed to prepare Pt/SAPO-11 bifunctional catalysts. Addition of platinum brings about increase of catalyst product yield with growth rate of 87% attributed to chemical adsorption between Pt and the lone pair electrons of nitrogen atom of the structure-directing agent. More interestingly, it can be concluded from...

Graphene oxide GO has great application potential in the field of metal-working fluids owning to its interfacial activity and tribological properties． Three different functionalized GOs FGOs were prepared including octanol edge-functionalized Oct-O-GO octylamine edge-functionalized Oct-N-GO and basal-functionalized C 8 H 18 NGO． The structures of F...

Some traditional Chinese medicine (TCM) has been applied in bone repair, however, hydroxy-safflower yellow A (HYSA), one composition of safflower of the typical invigorating the circulation of TCM, has little been studied in orthopedics field for osteogenesis and angiogenesis clinically. Herein, we hypothetically speculated that the synthetic bioac...

With the pursuit of fuel economy in the automotive industry, recently low-viscosity lubricant technology has been widely improved. The present work has systematically discussed a series of sulfur- and phosphorus-free organic friction modifiers (FMs) — alkyl-ethylene amines by alkyl-substituted from ethylene amines with various nitrogen atom number...

The high surface area ratio and special structure of mesoporous bioactive glass (MBG) endow it with excellent physical adsorption of various drugs without destroying the chemical activity. Silicate 1393 bioactive glass (1393) is famous for its fantastic biodegradability and osteogenesis. Herein, we have built a novel vehicle-like drug delivery 3D p...

Malignant bone tumors have caused great obstacles and serious illnesses for tumor recurrence and difficulty in reconstructing and repairing large defects after tumorectomy. Additionally, long-term efficacy, satisfactory biocompatibility and excellent properties for anti-tumor agents are necessary in the biomedical field. To solve these problems, a...

As the world’s lithium reserve is of concern upon continuous consumption, alternative energy storage solutions based on earth-abundant elements such as the Sodium-ion batteries and Zinc-air batteries have been attracting increasing attentions. Herein, nanoframes of CoOx are encapsulated into carbonized microporous fibers by electrospinning zeolitic...

The synthetic hydrogel owns huge potential and broad prospects in cartilage tissue engineering due to a series of unique properties, such as bioactivity, the nutrition ions release ability, high mechanical properties and chondrogenesis capacity. Bioactive glass (BG) and PVA have been widely investigated and reported with safety and excellent biocom...

As the hostless nature of the conventional Li anodes with planar surfaces inevitably causes volume expansion and parasitic dendrite growth, it is essential to develop composite electrode structure with improved Li plating/stripping behaviors to mitigate such issues. Herein, a composite Li@NF anode was successfully fabricated through lithium perfusi...

The pursuit of fuel economy in the automobile industry continuously drives the development of low-viscosity lubricants. The present article reports the application of amino-PEG2-amine and its two N, N’-n-octyl substituted derivatives as friction modifiers, which play a key role in low-viscosity lubricants. The diamine-based friction modifiers with...

Oil-soluble compounds containing boron as lubricating additives were restricted by the hydrolysis of borate ester. In order to overcome this problem, cerium borate nanoparticles modified with oleic acid (O-CeB) as a potential substitute for conventional lubricant additive were studied in detail. The microstructures of the prepared nanoparticles wer...

Multitudinous studies have been carried out on the controllable functionalization and performance evaluation of graphene oxide (GO). In this study, the correlation between the amount of grafted alkylamine on GO and its interfacial assembly behavior at liquid-liquid and liquid-solid interfaces was studied. GO was modified with n-octylamine through b...

In order to explore the potential application of graphene oxide (GO) in the field of metalworking fluid, GO was synthesized by improved Hummers' method, followed by edge-functionalization with n-octanylamine, and Pickering emulsions based on functionalized GO were constructed. The oil-water interfacial behaviors of functionalized GO at liquid-liqui...

In the presence of graphene oxide (GO), highly crystallized SAPO‐11 molecular sieves were prepared by a non‐solvent method. The functional groups of GO bind with raw materials, with the formation of hydrogen bonds and acid amides, verified by the XPS analysis. The inorganic precursor and structure‐directing agent molecules will be fixed on the surf...

Eight kinds of GOs with different oxidation degree were synthesized. Molecular structure characterization indicated that with more usage of H2SO4, less usage of KMnO4, and more reaction time at high temperatures (95 °C), the oxidation degree of GO decreased. Tribological tests showed that GO water suspensions could reduce the friction coefficient o...

The development of 3D printing technology toward multifunction devices may affect various fields from intelligent systems and wearable electronic devices to energy storage and flexible light‐emitting devices. A new type of piezoresistive sensor is designed by mimicking the texture and sensitivity of human skin. It is fabricated by 3D printing with...

Waterborne rust inhibitors applied to different systems were prepared using graphene oxide GO and GO derivatives fGOs as water-based anti-rust additives． The anti-corrosion performances of inhibitors were evaluated by cast iron chip method copper sulfate drop method and acid fog tests in different systems． Ｒesults showed that fGOs with different st...

The osteogenic capacity of synthetic bone substitutes is will be highly stimulated by a well-established functional vascularized network. Cobalt (Co) ions are known that can generate a hypoxia-like response and stimulates the production of kinds of angiogenic factors. Herein, we investigated the mechanism of cobalt-doped bioactive borosilicate (36B...

Graphene oxide( GO) has numerous oxygen-containing groups in its structure，which could be used as the active sites for chemical modification．Octanethiol－GO was prepared by modifying GO with octanethiol，and its structure characterization was carried out by FTIＲ，XRD，XPS and TGA．The tribological properties of the mix－greases with GO and octanethiol－GO...

Due to the widespread use of nanocarbon materials (NCMs), more researchers are studying their tribological performances. In this work, the tribological behaviors of the following five types of NCMs with different geometric shapes were evaluated in a novel oil-in-water system: spherical fullerenes (C60, 0D), tubular multi-walled carbon nanotubes (MW...

The moisturizing and frictional interactions between emulsion and skin have a significant influence on the moisturizing efficacy and sensory properties of cosmetics. To deeply understand the interactions, we developed a kind of wax emulsion with liquid crystal structure and studied their interactions with dry, semi-moist and fully-moist skin. The m...

A series of siloxane-based chiral smectic liquid crystalline elastomers (ChSLCEs) formed by a dimer-type smectic monomer (M1), a dimer-type chiral smectic monomer (M2) and a smectic cross-linker (CL) were reported. M1 and M2 were both new liquid crystals with dimer structures, and their chemical structures and purities were characterised by Fourier...

SAPO‐11 catalysts are prepared using both the non‐solvent method and the hydrothermal method. A SAPO‐11 sample has a higher density of acid sites when prepared using the non‐solvent method, compared with the sample obtained with the hydrothermal method. Si nuclear‐magnetic‐resonance analysis is carried out to illustrate the acidic property of the s...

Direct electrosynthesis of hydrogen peroxide (H2O2) from oxygen reduction is a green and safe strategy to replace the traditional anthraquinone process. Herein, we have designed a two-dimensional redox-active cationic covalent triazine network used directly as a cost-effective metal-free electrocatalyst for the oxygen reduction reaction (ORR) to H2...

Correction for ‘Guest-regulated chirality switching of planar chiral pseudo [1]catenanes’ by Ya-Fen Yang et al. , Org. Biomol. Chem. , 2018, DOI: 10.1039/c8ob00156a.

A supramolecular organic framework, P5-bpy-SOF, made of perhydroxyl-pillar[5]arene (P5) and 4,4-bipyridine (bpy) by a co-crystallization approach, showed different hydrogen bonding pattern and 3D molecular arrangement form those in the perhydroxyl-pillar[5]arene-based supramolecular organic framework (P5-SOF). TGA analyses, powder X-ray diffraction...

In this work, novel nematic monomer (M1), chiral monomer (M2) and crosslinker (CL) have been synthesised to form a series of side chain chiral liquid crystalline elastomers (ChLCEs) LCE1-LCE7 by graft copolymerisation with poly(methylhydrogeno)siloxane backbone. M1 and M2 were both dimer type with great length, and the chiral 2-octyl terminal group...

Purpose Compared with traditional industrial processing technologies of sulfurized isobutylene, the one-step synthesis method involving high pressure is more environment-friendly and leads to better product performance. However, products from various sources perform differently because of the difference in the contents of their components. Therefo...

pseudo[1]Catenane 3 are in a self-included conformation in chloroform, but, in dichloromethane, exist in an equilibrium between the self-included conformational state and a de-threading one. The planar chirality inversion of...

Purpose The purpose of this paper is to prepare polyalphaolefin 8 (mPAO8) by the oligomerization of olefin from coal with metallocene catalyst system and compare it with commercially available polyalphaolefin 8(PAO8) from Chevron. Design/methodology/approach Molecular structures, component and mass were determined by nuclear magnetic resonance s...

Pillar[5]arene-Py-Cu gel, a supramolecular metallo(organo)gel, was made from an A1/A2-bipyridyl-functionalized pillar[5]arene ligand (L) through metal-ligand complexation. Scanning electron microscopy (SEM) image of the xerogel obtained from pillar[5]arene-Py-Cu gel revealed its hydrangea flower-like rugate layers-structure. A sheet-like structured...

Five saturated α-branched fatty acids, also known as Guerbet acids, including α-propylhexyl acid (G1), α-butylhexyl acid (G2), α-propyloctyl acid (G3), α-butyloctyl acid (G4), and α-hexyloctyl acid (G5), were synthesized in high yields by four-step reaction. Colorless, almost odorless, and oily products were obtained with high purity, whose structu...

Installation of m-benzoic acid functionalities on the pillar[5]arene rims resulted in bis- and mono(m-benzoic acid)-functionalized pillar[5]arenes 1 and 2. Bis(m-benzoic acid)-functionalized pillar[5]arene 1 was able to self-assemble to one-dimensional channels with DMF molecules residing in the pillar[5]arene cavities. Esterification of the two ca...