(I) Main features
Torespondactively to the call ofTenMeasures for theDevelopment ofHardScience andTechnologyIndustry in Xi'an, promoting the independent intellectual property rights of key core technologies in the field of intelligent biomaterials, driving and promoting the technical level and industrial development of the"Eighth Route Army" of hard science and technologies such as aerospace, optoelectronic chip, information technology, artificial intelligence, new materials, new energy, intelligent manufacturing, biological medicine, etc.,andstimulate the developmentofrelevant industries inShaanxi Province, while creatingconsiderable economic and social benefits.
(II)Main research direction
This directionfocuses oninnovative research on a series of scientific issues, such as the development of new intelligent materials and energy conversion mechanism, design and manufacture of new energy and sensor devices, promoting the application development of civil-military integration. The main research directions are as follows:
1. Macro-preparation of intelligent nanomaterials and nanogenerators: Using the latest achievements in nanoscience and technologyandfocusing on composite fiber materials with high-performance piezoelectric effect, making research on the design and preparation of environmental energy harvesting devices. To overcome the international problems of large-scale growth of low-defectandhigh-performance flexible intelligent materials and high-cost, low-power and poor-stability of intelligent piezoelectric nanogenerators, and to develop lightweight, efficient and micro-power supply systems in order toimprove the survivability, maneuverability and combat effectiveness of individual soldiers in field environment.
2.Intelligent materials capable of sensing surface properties of objects: Through doping modification, morphology control and structural design,improvingthe sensitivity, selectivity and quicker response characteristics of semiconductor-smart materials, andexploring the correlation between physical and chemical properties and related properties of materials in nanometer scale. Further study of the unique piezoelectric electronic effects in nanostructures with both piezoelectric and semiconductor properties, solve the worldwide problem of object surface property measurementusingnewly designed device architecture.However,the controllable growth of nanowires and the small size of piezoelectric electronic effect lay a foundation for the development of the world's leading small electronic skin with much high spatial resolution.
3. New two-dimensional energy storageandconversion materials and devices: Accurately controlthe composition, structure and properties of two-dimensional materialsby developing new methods of material synthesis,studythe influence of microstructure of two-dimensional materials on other aspects such as optics, electricity and growth kineticsintensively, and reveal the physical and chemical processes of electron-valley polarization control,electromechanical coupling and photoelectric conversion in two-dimensional materials in combination with different semiconductor devices, so as to fully tap the potential characteristics. Promote the controllable and large-scale growth of two-dimensional materials and the formation of heterostructures, strive to make breakthroughs in the fields of new electronic components, electrochemical energy, solar cells and photon detection.
4. Research and device development of intelligent biomaterials: Develop intelligent biomaterials that can respond to external stimuliandnew devices with multiple functions and biodegradability by means of bioengineering technology, carry out applied research which based on biomaterials in the aspect of electronic skin, environmental energy harvesting,targeted drug deliveryetc., and develop devices with independent intellectual property rights based on new intelligent biomaterials, to lead the research and application frontiers in related fields.
