1.Biomedical Materials

Biodegradable magnesium-based materials, a class of "revolutionary metallic biomaterials", have been applied as new-generation biodegradable cardiovascular stents, orthopedic implants and devices, to obviate a second surgery for implants removal. Through the use of the First principles calculations and MD simulations to quantitatively evaluate the effects of preferred biocompatible alloy elements on the deformation and degradation behavior of magnesium, a patented biomedical magnesium alloy material has been successfully developed, revealing good biocompatibility, favorable mechanical properties and controllable degradation.

Our magnesium alloy bone plate was demonstrated to remain ~70% of the original mechanical strength after 18 weeks of implantation in the femur of the rabbit, and our magnesium alloy stent could maintain the mechanical integrity for at least 16 weeks post implantation into the abdominal aorta of rabbits, both showing great prospect for clinical applications. 20 invention patents have been applied with 9 authorized.

2.High energy Nano-Mg-based hydrogen storage composite material

MgH2 is a promising hydrogen storage materials with high capacity up to 7.6 wt.%. It is very safe, non-toxic, environmental friendly and easy for storage and delivery. After years of efforts, our research group has developed novel Mg based core-shell structured ultrafine/nano hydrogen storage materials containing small amount of rare earth elements, which show superior hydrogen storage properties and good anti-oxidation ability. 

We have developed advanced techniques for production of MgH2 in quite large scale, with the advantages such as high safety, high production efficiency, high purity and low energy consumption. We can produce 6 tons of MgH2 annually with the purity more than 95%. During past several years, 6 invention patents were obtained on the Mg based hydrogen storage materials.

3.Nano-Magnesium Hydride Fuel Cell System

The MgH2 fuel cell system uses hydrogen produced from hydrolysis of MgH2 to generate electricity. As a portion of hydrogen in water can be reduced, the actual hydrogen capacity can reach 15.2 wt.% of the MgH2. Our research center has developed new techniques to produce MgH2 in large scale. The technology for hydrolysis of MgH2 in a controlled manner has been developed, thus we have the ability to control the power of the fuel cell system by tailoring the hydrogen generation rate. Such MgH2 fuel cell system has the advantages of high power density (2500Wh/kg for MgH2), fast exchange of fuel, high safety and the recycling of non-toxic product - Mg(OH)2. We have obtained 6 invention patents.

4.Magnetic functional materials

Different magnetic functional materials have been developed using advanced solidification technique. Among them，static magnetic solidification technology has been successfully applied to produce high performance Giant Magnetostrictive Materials Tb-Dy-Fe with low cost. Bulk Fe-Ga shape memory alloys has been successfully obtained by melt treatment and high undercooling directional solidification technology. LaFeSi Magnetic Refrigeration Materials and Ni-Mn-X (In、Ga、Sn) multi-functional Heuslar alloys have been fabricated by controlled solidification technology. 

These technologies are prominent in energy consumption, production efficiency and environment-friendly. It successfully produced a large scale giant magnetostrictive alloys with a magnetostriction of 1700 ppm. Bulk Fe-Ga shape memory alloys with 8 mm diameter and 7 cm length has been obtained. 

Based on this project we have obtained 10 national invention patents and published 100 science-citation-index journal papers in well-known periodicals including Acta Mater, Script Mater, and so on.

5.Dye sensitized solar cell

Dye-sensitized solar cells are low-cost solar cells, composing photoanode, adsorbed dye molecules, electrolyte and counter electrode. Dye molecules is excited by absorbed photons and generates electron injection into photoanode and can be regenerated by electrons given by electrolyte. We developed new platinum (Pt)-free counter electrode for the cells that got the highest efficiency.

6.Ultra-high Purity Aluminum and Alumina

Invented the first set of segregation method purification equipment for high-purity aluminum, which was successfully applied and licensed to several companies to produce 4N5 or higher purity aluminum. Specially, with this patent technology, 5N5 and 6N ultra-high purity Aluminum ingots were firstly fabricated in China, hereby, the raw materials for high purity aluminum spattering target to  semiconductor industry can be supplied domestically. Furtherly, it can also be directly hydrolyzed into high-purity alumina.

• The technology has been considered that surpasses similar foreign technologies in terms of energy consumption, purification efficiency and environmental friendliness.
• This patent technology has been rewarded the first prize of Shanghai municipal Invention, granted more than 16 national invention patents.

7.High temperature thermal barrier coatings

• Developed new materials for bond coat, which can serve at higher temperature compared with bond coat of MCrAlY and triple the lifetime of thermal barrier coatings (TBCs) meanwhile.
• Explored an advanced non-contact temperature measurement technique based on luminescence, allowing simultaneous remote temperature sensing over 1200 °C at the ceramic top coat/bond coat interface of the air plasma sprayed (APS) TBCs with a topcoat thickness up to 400 mm.
• Designed an on-line APS manufacturing process monitoring system, which can significantly improve the stability of TBCs’ performance.

8.Composite materials applied for thermal insulation and ablation coatings

Hollow ceramic microspheres, fibers, membranes and coils were prepared by a combination method of electro-spraying and non-solvent induced phase separation (ESNP), using a slurry of polymer with zirconia based powders. These ceramic products with highly porous structure have low thermal conductivity, high sintering resistance and weight/strength ratio, which are promising to been applied in thermal protection coatings of spacecraft.

• Published 10 articles in Carbon, Materials & Design and JACS, etc.
• Applied 15 national invention patents with 12 patents authorized.

9.Zirconia nano powder

Yttria stabilized zirconia(YSZ) is one kind of advanced structural and functional ceramic materials. The research group investigated one step hydrothermal route to prepare YSZ nano powder which has several desirable characteristics, such as fine particle size, narrow size distribution ,high purity, good chemical homogeneity, and single crystal structure.

10.Shape Memory Polymer Composite

Shape memory polymers is smart materials that have the ability to complete the transition of ‘original state-deformed state-original state’ induced by temperature change. The composite material can be made into a lightweight and expandable supporting structure, and is applied to an extremely large space structure. It has the advantages of large size, small contracting volume, high deployment precision, good deployment reliability and small deployment vibration, etc., which can meet the vehicle requirements for weight, launch tucked volume.

1.Precision Casting Technology

The precision casting technology in ISST was invented independently. It has solved three major challenges of large casting including microshrinkage, deformation and oversize through the formation and control of micro-defects, the whole process of tolerance design and dimensional accuracy control, forming a sets of technical systems. It has been successfully applied to military and civil aero-engines.

Using the precision casting technology in ISST has currently produced domestic high quality precision castings of high temperature alloys and stainless which have the largest size, thinnest wall thickness, complex structure. The technology maturity level reaches 8, which can be successfuly used into industrialization.

Awarded 10 Chinese invention patents.

2.High Density Die Casting and Squeeze Casting Technology

By eliminating gas in mold cavity during die casting, the porosity and shrinkage in the castings can be effectively reduced. Castings with low porosity ratio, high density and refined microstructure can be also obtained, so that the mechanical properties and surface quality of die castings should be improved. A series die casting Mg/Al alloys with high performance, super vacuum die casting technology and squeeze casting equipment were developed for the application in automobile industry.

With the super-high vacuum level of mold cavity pressure less than 5kPa in 1.5s, the porosity ratio in the castings can be reduced by more than one time compared with traditional die casting. Therefore, the large thin-wall die castings could be heat treated.

6 invention patents were obtained.

3.Forging Technology of Magnesium Alloy

By using self-developed JDM2 high-strength wrought Mg alloy, self-developed semi-continuous casting, half mold isothermal forging and heat treatment technologies, large Mg alloy forgings with a size of 2300mm×300mm×160mm has been developed.

The large Mg alloy forgings have very good mechanical properties, with a tensile ultimate strength about 400MPa, yield strength about 320MPa, elongation about 8%. The forgings have been demo used to a launcher, which successfully completed its ground test and several air flight tests.

4.Field preparation technology of magnesium alloy

The outfield technologies as pulse current, electromagnetic stirring, gas stirring and ultrasonic field were applied to magnesium alloy melt during solidification process (near liquidus), and refines significantly the grain size of magnesium alloy, improves greatly the mechanical properties of magnesium alloy. The efficient outfield preparation technique for magnesium alloy was developed.

5 invention patents were authorized.

5.Rheoforming Technology of High Silicon Aluminum Alloy

In order to solve the problem of coarse shape of the primary silicon phases in hypereutectic high-silicon aluminum alloy, solid-containing slurry was prepared through chemical modification combining with semi-solid stiring treatment, and combined with rheological die-casting / rheological squeeze-casting technology, a significantly refinement of the primary silicon phase was obtained. The average size of the primary silicon after rheological forming could be controlled under 30μm.

The technology has been used in the manufacture of automotive air conditioning compressor cylinders, the elongation of the products improved 100% compare with conventional die-casting, and the products can be used after heat treatment.

2 national invention patents were authorized.

6.Precision CNC spinning technology

Self-developed CNC spinning machine: heavy-duty and high-precision digital cylinder; repeat positioning accuracy ≤ 1.5μm; multi-axis and multi-channel integrated control technology. Self-developed CNC spinning technology: progressive forming or warm forming some metal products with low plasticity and/or complex shapes.

Until to now, we have developed and developed about 100 spinning parts, including stainless steel, aluminum alloy, copper alloy, magnesium alloy and titanium, etc. maximum 12 meters long (tubes), diameter of 1.5 meters (plates), wall thickness of 12 mm (steel) to 40mm (Al alloy).

7.Isothermal Forging Technology

Isothermal forging is a near net shape forging method, the die and the alloy billets should be heated to the same optimum temperature. This method could decrease the flow stress, improving the ductility with high dimension precision and high utilization ratio of materials, and once-shaping of complex forging, obtaining the high yield strength, stress corrosion resistance and low cycle fatigue property by isothermal forging.

Our laboratory has 6000 tons isothermal forging equipment, it has ability to fabricate small amount of forged billets. Extensive study related to isothermal forging have been made on titanium alloys and titanium matrix composites. 

8 invention patents have been authorized.

8.Hot Stamping Technology of High Strength Steel

The steel plate with tensile strength of approximately 500-600MPa is heated up to the austenitization state. Afterward, the plate is quickly moved on the die to be formed and quenched for a reasonable period of time to obtain ultra-high strength. By using hot stamping technology, the strength of parts, weldability, surface hardness, dent resistance and corrosion resistance can be improved greatly, at the same time the required press capacity can be reduced.

• The accurate prediction of springback for high strength steel is put forward with the developed hardening model. An optimization algorithm for robust on stamping, the method for determining ductile fracture parameters and the accurate numerical simulation method for internal hydroforming have been put forward. The developed hot stamping control software has been applied in industry. 
• More than ten invention patents.

9.Precision Casting Technology

Depending on the accumulation of the local deformation formed by single point incremental forming, a predetermined shape can be achieved without special dies. Especially for multi-variety and small-batch of components, the cost can be reduced greatly and the forming efficiency can be improved substantially. Meanwhile, a flexible incremental sheet forming equipment and a tool path generation software have been developed. The typical sheet metal samples of aluminum, magnesium and titanium alloy have been manufactured.

• The incremental sheet forming process of light-weight high-strength metal plate has been developed. The manufacturing capability of small-batch production but difficult-to-deform parts in aerospace and the development capability of special equipment have been formed.
• More than ten invention patents.

10.Advanced Manufacturing Simulation Technology

Based on the commercial CAD/CAE software platform, targeted development of the model of numerical simulation system and processing technology, the hot forming process simulation, the prediction of structural mechanics of product design, dynamics, thermodynamics performance have been realized. At the same time the optimum parameters of the actual product design, manufacturing and service process are provided. The performance and quality of the products can be improved, and the cost can be reduced substantially.

• The numerical predictions of the defects and microstructure evolution of the large forgings including AP1000 nuclear power plant and the nuclear steam generator head have been carried out successfully. The aerodynamic simulation and optimization of the high speed EMU train is completed. The simulation of the lifetime and safety of the vehicle structure, hub and air bag has been realized.
• 4 invention patents.

11.High Power Laser Welding

Interaction mechanisms between laser and various materials are investigated, and can be used to realize welding and joining between high-temperature, high-strength, high-performance materials, functional materials, composite materials, ceramic materials and biological materials. Laser welding for large component, especially application on shipbuilding and large launch equipment manufacturing technology is investigated and engineering application field of high power laser processing is expanded.

• Developed equipment systems and single pass welding technology for medium-thick plate and multi-layer and multi-pass welding technology for thick plate of key equipments of nuclear power, ultra-super critical thermal power, warship, offshore structures and etc.
• 19 inventions patents.
• First prize of the China Machinery Industry Science and Technology Award.

12.Ultralow Temperature Welding Technique

Aiming at the ultralow temperature (-163℃) metal materials joining of liquid cargo containment system and land-based tanks in the LNG ship, FCAW, alternating square wave current SAW and laser welding method were adopted to solve the crucial welding technology of the ultralow temperature similar/dissimilar materials. The mechanical properties testing and assessment platform of metal materials and welding joints in the ultralow temperature environment were established.

• High efficiency welding challenge was solved for ultralow temperature metal materials. In ultralow temperature environment, the strength, toughness testing and assessment of welding joints was carried out.
• 3 invention patents.

13.Intelligentized  Robotic Welding Technology

Aimed at the bottleneck of the technology applications of the teaching-playback robots, the local environment autonomous intelligent welding robot LAIWR system is developed to realize the integration of the key technology systems-the environment identification, initial welding position leading, weld tracking, weld penetration control and weld quality intelligent control of robots, etc. in local space work. 

• Realize the integration of the key technology systems based on vision sensing such as robot full position movement control, welding environment identification, trajectory correction and autonomous welding.
• Have applied for 11 national invention patents, six of which have been authorized, and have acquired three software copyright.

14.Smart welding manufacturing

Arc welding robot as the research core, welding intelligent manufacturing engineering has been developed. The key technologies are as follows:

Primary technology: a knowledge based on dynamic joining process, machine vision and intelligent calculation, intelligent control

Technical support: intelligent arc welding robot, flexible manufacturing system, intelligent welding technology

Application results: intelligent welding robot, arc welding robot system integration

• 30 invention patents.
• Published over 400 SCI indexed scientific papers, and over 100 EI indexed research papers. 
• The research results were published in the book Robotic Welding, Intelligence and Automation” and “Intelligentized Technology for Arc Welding Dynamic Process”.

15.Welding numerical simulation and virtual manufacturing

Actively engaging in the research on design and numerical simulation of welding structure, simulation module and code were developed by considering welding residual stress and train, phase transformation, and multi-field coupling, etc. In order to meet the requirements of developing advanced materials and processing technologies with high performance, high reliability and low cost, a multi-scale virtual manufacturing plat was established, to supply directional, general and crucial theoretical basis and technical support.

• 5 invention patents
• Published over 100 SCI indexed scientific papers, and over 30 EI indexed research papers.

16.Lightweight Vehicle Joining Technology & System

Base on the research of welding process and equipment in laser welding, resistance welding, friction stir welding and arc welding and etc., the key technologies were achieved in joining vehicles of Al-steel dissimilar materials, advanced super high strength steel plate by resistance spot welding, arc welding and laser welding, which has provided the technical guarantee for the lightweight of vehicles.

The design and integration of automatic equipment system for vehicle lightweight material connection robot, applied in laser welding and cutting, advanced arc welding, resistance spot welding, self-piercing riveting (SPR), stud welding, flow drill screw (FDS) and etc., were made.

4 invention patents.

17.Laser Surface Modification Technology

Cladding layer with better performance than matrix by laser peening, laser cladding, laser surface alloying and plasma spraying with laser surface melting was manufactured, which enables the component with high performance including high temperature resistance, anti-corrosion, wear resistance, anti-fatigue and radiation protection, etc.. Surface modification and strengthening of various materials were conducted, leading the laser surface modification to be an advanced materials manufacturing technology.

• 3D model reconstruction, scanning path planning and temperature accumulation controlling was set up. These technologies on blade, roller, pump valve, crankshaft and mould were applied to improve their performance greatly including high temperature resistance, anti-corrosion, wear resistance, anti-fatigue and radiation protection, etc..
• First prize of the China Machinery Industry Science and Technology Award. 

15 invention patents.

18.Additive Manufacturing Restoration and Precision Finishing Technology for Turbine Airfoils

In the area of additive manufacturing restoration and 3D grinding and polishing, for the first time a knowledge based on-line compensated sensing and control method has been developed to overcome the bottleneck arising from airfoil distortion, part-to-part difference, randomness of repair regions, poor machinability of Inconel superalloys and sever tool wear. Develop novel adaptive welding and grinding/polishing techniques for distorted free form airfoil surface. Realized automated robotic grinding/polishing system for aeroenigne turbine airfoils, which is considered as the first of kind in the world.

• Five invention patents, including “Method of Determining Shape Data", US Patent No. 7,433,799 B2.
• Published over 20 SCI indexed scientific papers, and over 20 EI indexed research papers. 
• The research results were published in the book “Advanced Automation Techniques in Adaptive Material Processing”, ISBN 981-02-4902-0, World Scientific.

19.Intelligent Heat Treatment Technology

With the core of computer numerical simulation and by prediction of the evolution of the temperature, microstructure and stress/strain during process, Intelligent Heat Treatment Technology achieves to design and optimize the heat treatment process and equipment, intelligently control the heat treatment process and precisely tune the microstructures and mechanical properties of the workpieces. It has been widely applied in the high-end equipment for nuclear power, thermal power and engineering machinery.

• One-time success of heat treatment of the first set of AP1000 nuclear power heavy forging, up to the world-class level; successfully designed the heat treatment process for the 1000MW ultra-supercritical HP-IP rotor, breaking up the international monopoly.
• Won the second prize of the National Science and Technology Progress Award, and the first prize of the Technological Invention Award by Ministry of Education.
• 5 sets of software developed and 20+ invention patents issued.

20.Water-air alternative timed quenching (ATQ) technology

Water-air alternative timed quenching (ATQ) technology comprises the design of both process and equipment. ATQ process uses clean water and air as quenchant. The combination of water with strong cooling ability and air with weak cooling ability can replace the quenching usually by oil or aqueous polymer solution in engineering. Based on the finite element simulations of temperature field, transformation field and stress field, the time of both water cooling and air cooling can be properly designed and precisely controlled so that ATQ technology can effectively avoid the cracking of alloying components and ensure their mechanical properties. ATQ technology with saving energy and environmental protection has been successfully applied in dozens of domestic major industries.

ATQ technology achieves The First Prize of Technical Invention of Ministry of Education, The First Prize of Scientific and Technological Advancement in Metallurgical Industry, The Second Prize of Scientific and Technological Advancement of China National Machinery Industry and Excellence Award of Chinese Patent, and obtains more than 30 invention patents.

21.Electromagnetic PurificationTechnology of Molten Aluminum

The key melt purification technology necessarily used for producing high-performance industrial aluminum can remove fine inclusions (particle size <10μm) which are difficultly removed by normal filtration methods. It significantly improves the processing performance and surface quality of the material as well as its the mechanical properties such as plasticity and fatigue resistance.

The content of inclusions after electromagnetism purification can be reduced to 0.02 ml2 /kg which reaches the international advanced level by using the recognized PoDFA detection device in the international aluminum industry.

7 Chinese invention patents and 1 U.S. patent have been received, and 21 SCI journal papers have been published. It won the second prize of National Technological Invention, the First Prize of Shanghai Technological Invention and the second prize of China Non-Ferrous Industrial Science and Technology respectively.

22.Residual Stress Analysis and Safety Assessment of Equipment parts

The performance of metal parts is greatly influenced by machining residual stress. By measuring the changes of residual stress and XRD profile at key points of the components, we can evaluate the plastic deformation and damage degree in the relevant area, monitor the service safety of important equipment, estimate their life and optimize the design and machining process of the components.

The magnitude and distribution of the residual stress of micro parts can be analyzed in micron area, field measurement and assessment of large components can be implemented by using portable X-ray stress analyzer.

Possessed 20 invention patents, published 7 monographs.

23.Shot Peening Technology of Equipment parts

Shot peening treatment is carried out by bombarding the surface of a component with high velocity particles that result in a thin layer of cold plastic deformation near the surface. This plastic deformation induces an isotropically distributed residual compressive stress, which is generally ascribed to the improvement of fatigue strength and fatigue life of the component.

By using the technology of computer numerical simulation, we can analyze the magnitude and distribution character of residual compressive stress in the components, and predict the suitable shot peening parameters. According to the production situation, the process specifications of shot peening and quality assurance of shot peening products can be created.

Possessed 20 invention patents, published 7 monographs.

1.Morpho-Genetic Composite Materials

We have proposed the concept of Morpho-Genetic Composite Materials for the first time and developed technical principle and preparation methods to realize the conversion from biostructure to oxides, metal and related composites materials with novel characteristic of photonic, electric, magnetic, heat and catalysis.

The research revealed the couple principles between a series of hierarchical fine structures and compositions, which provided new pathway and practical synthesis methods to construct novel high-performance structural and functional integrated materials. The related research results have won the first prize of Natural Science Award of Shanghai city in 2014, and been highly reported by U.S. consulting firm  "FROST & SULLIVAN"、the journal of American Materials Research Society “MRS Bulletin”, the web “TRN Research News” and  Discovery, the American famous science channel.

2.Bioinspired Thermal Energy Materials

This team is focused on developing advanced thermal energy materials by taking bioinspiratoin from nature and revealing the relationship between materials' structure and properties. 

The charging speed for solar-thermal energy storage has been doubled by the bioinspired photon-transportation based new storage materials. The detection resolution of the uncooled bioinspired thermal infrared detection material has reached less than 5μm. The bioinspired photothermal conversion efficiency reaches more than 90%. The bioinspired phas-change based thermal conduction materials have demonstrated an effective thermal conductivity more than 20 000 W/ m K, which is 50 times of the conductivity of copper.

3.Graphene Functional Materials

We have successfully prepared a series of composite materials via a combination of chemical method and ultrasound effect, through which, the controllable growth of functional nanoparticles on the surface of graphene and formation of interface chemical ponds are realized.

Great progress has been made in the fields of preparation of single layer graphene, microstructure control and the low cost and large scale fabrication of graphene. High performance fiber, paper and aerogel based on graphene has been developed and fabricated with scalable methods, and the related technologies are waiting for pilot plant tests.

4.Perovskite Solar Cell

Expand the theory of photovoltaics for perovskite solar cells; invent film deposition methods for high quality perovskite films; develop new functional nano-structures; realized highly efficient and stable perovskite solar cells and modules; provide fundamental understanding for novel solar cells; publications on journals like Nature, Science, etc.; three world records of the highest efficiency for perovskite solar cells and modules. 

5.Photoelectrocatalytic and Energy-Storage Materials

The research group has developed the vapor-deposition metal oxides membrane electrode and the surface catalysis theory; laid the foundation of the development of new-type oxide/graphene electrode materials.

The as-invented new-type hollow lithium battery cathode material has very high lithium storage capacity, which is nearly 5 times the conventional graphite cathode materials. The as-prepared Ti doped α-Fe2O3 photoanode using atmosphere pressure chemical vapor deposition shows the world’s highest photoelectrochemical performance. They also replaced Pt catalyst by α-Fe2O3 and got better surface hydrogen evolution reaction performance than Pt.

6.Lithium-ion Battery Materials

Lithium ion Battery Materials reveals the mutual relationship of the fabrication process, electrical/electrochemical properties and air stability of garnet-type solid lithium-ion electrolyte. It also demonstrates a 3D-structured graphene-based material with high electrochemical performance for lithium ion battery electrode.

Solid lithium-ion electrolyte with ion conductivity of 4-6×10-4 S cm-1 is synthesized via multistep sintering process. 

MoS2/graphene nanocomposites for electrode material is fabricated by in situ growth. Its specific capacity of 1009.4 mAh g-1 reaches three times that of commercial anode.

7.Biological adhesive controllable material

The research group designs a new system of supramolecular materials with functions including external stimuli, conformation, structures and specific recognition, achieving the controllable cell adhersion from microscopy to macroscopy. 

Based on the chiral transference from molecules to supramolecular nanostructures, they synthesized chiral supramolecular hydrogel for the first time. And then, they investigated the influences of chiral nanostructures on cell behaviors, which proves that the left-handed nanofibers promote the cell adhersion and proliferation. 

Until now, the group has published more than 80 research articles, which are cited by other researchers more than 1000 times. Besides, they applied 6 national invention patents, and 4 of them have been authored.

8.Bio-Functional Materials Based on Hierarchical Self-assembly

Study on bio-functional materials for diagnosis and treatment using the principle of hierarchical self-assembly. The hierarchical compounds are achieved at a high efficiency based on multi-component molecular, nano-, or micro-materials. The relationship between the structure and the properties of bio-functional materials based on hierarchical self-assembly is revealed. The polysaccharide-based nano-suitcases are fabricated at a high efficiency, which is more than a thousand fold of that of the traditional micellization method. The polysaccharide-based nano-suitcases have successfully been applied for the targeted diagnosis and treatment of tumor lymphatic metastasis. The specific recognition and diagnosis of tumor is achieved via multi-function self-assembly microcapsules with hierarchical composite structures.

9.Suspension Array Biochips Based on Fluorescent Nanomaterials

• Liquid Biochip is a high throughput, large-scale, and multiplexed screening platform used in bioassay, which allows for the simultaneous testing of multiple biomarkers through the use of optical-encoded microbeads. 
• We have mastered technologies of synthesizing quantum dots and encoded microbeads, biomolecules coupling and clinical multiplexed detection of biomarkers.
• Our technologies have been validated in multiplexed detection of tumor markers, gastritis factors and hepatitis B viruses, and we aim to realize their further clinical translation.

10.Synthesis and Application of Functional Micro-Nano Materials

• Novel synthetic method and single wavelength encoding theory were developed for fluorescent nanoparticles encoded microbeads with tunable optical properties, which can be utilized for high throughput and multiplexed detection of biomarkers.
• Semimetal nanopartlcles were synthesized via facile route. The multifunctional nanoparticles as efficient cancer theranostic agents, coupled with the fast clearance and low toxicity shed light on future use of semimetal nanoparticles for biomedicine.
• Doped quantum dots and nanocomposites were designed and synthesized for white LED. Doped quantum dots (or other analogs) with large Stokes shift can be a good solution for reabsorption of multiphase phosphors. QD@silica nanocomposites with tunable refractive index and good compatibility with polymer may prove to be promising light conversion candidates for alternative light sources.

11.Effect on Submicron Crystal Materials Structure and Properties from Electric Pulse

The electric pulse can significantly change the microstructure evolution path of materials and extend the characteristic parameters of the microstructure of materials, and provide a new wide space for the preparation of new materials.

The electric pulse annealing can rapidly strengthen the submicron pure aluminum. Short-time electric pulse annealing can reduce the dislocation density without causing the growth of grain. Electric pulse annealing under liquid nitrogen environment can precipitate out the dense nanophase, improving the performance of materials.

12.Non-equilibrium solidification and metastable materials

Built up a theoretical model for the solidification of undercooled eutectic alloys, elucidated the formation mechanism for the microstructure of deep undercooled single phase alloy and eutectic alloy, developed a topological criteria for the composition design of amorphous alloys and disclosed the relationship between the microstructure and mechanical properties for the homogeneous deformation of amorphous alloys. Published over 100 papers and cited by more than 1000 times.

13.Nanocrystalline Nd-Fe-B magnetic material

The researches reveal the grain orientation-growth mechanism of nanocrystalline hot-deformed Nd-Fe-B magnets, elucidate the mechanism of the control of grain boundary on the magnetic hardening. Relevant researches are of great significance to reduce the use of rare earth minerals such as Dy and Tb. 

The maximum magnetic energy of the hot-deformed Nd-Fe-B magnet can reach 411kJ/m3(N50). Using grain boundary diffusion technique, the coercivity and maximum magnetic energy of the hot-deformed Nd-Fe-B magnet can reach 2.0T and 322kJ/m3(N40), respectively. A new process for simultaneously improving the coercivity and remanence of hot-deformed magnets is developed.

14.Multi Scale Micro-Nano Architecture Fabrication routed by Electrochemical Technology

The researches reveal the precise control mechanism of micro-nano scale structure manufacturing, the physical design mechanism of heterogeneous structure interface and the microevolution mechanism of service interface.

The high depth and width ratio (> 10:1) vertical copper interconnection with silicon through hole technology is developed, the high-precision high-density micro convex point (<5um) interconnection forming technology is invented, and the high reliability low temperature (<200 oC) solid-state bonding technology is also developed.

15.Lead Free Piezoelectric Materials

Phase coexistence method has been used to design KNN-based lead-free piezoelectric ceramics with high piezoelectricity. By controlling the crystal growth kinetics, Zinc stannate single crystal 2D nanoplates have been prepared successfully. Our research provides a basis for the lead-free piezoelectric materials and their applications in the field of transducers, piezoelectric damping, and flexible sensors.

• The lead-free piezoelectric ceramics with d33 = 470 pC / N and  kp = 53%, which are comparable to those of  PZT ceramics, have been obtained.
• Without polarization, the d33 value of the 2D piezoelectric nanocomposite / PDMS piezoelectric composite can reach up to 49 pC/N. It is the highest value reported in lead-free organic-inorganic piezoelectric composites.
• The piezoelectric damping composite has a loss factor larger than 0.5.

16.Materials Genome Project

Materials Genome Project integrates comprehensive advantages between material science and other science and engineering fields of Shanghai Jiaotong University. Based on the concept of material genome, material science theory and calculation, experiment and data technology can be collaboratively developed, which accelerates innovation in material research and application under the new paradigm.

Materials Genome Project has taken the lead to establish university-level interdisciplinary platform-Shanghai Jiaotong University Materials Genome Research Center, build Materials Genome Asia Research Center based on the Materials Project with professor Gerberd Ceder in MIT, participate in the construction of Shanghai Materials Genome Project Research Institute as a major member and co-build High Throughput in Situ Preparation and Characterization of Material Station with Shanghai Synchrotron Radiation Facility.