Direction of postgraduate entrance examination for physics normal students

The main research directions of theoretical physics are 1, high temperature superconducting mechanism, BEC theory and spintronics related theoretical research. 2. condensed matter theory; 3. Atomic and molecular physics, quantum optics and quantum information theory; 4. Statistical physics and mathematical physics. 5, condensed matter physics theory, computational materials, nano-physics theory 6, spintronics, Kondo effect. 7. condensed matter theory, first-principles calculation, large-scale quantum simulation of material properties. 8. Bose-Einstein condensation, molecular magnets, surface physics, quantum chaos. The main research directions of condensed matter physics are 1, unconventional superconducting mechanism, mixed state characteristics and flux dynamics. Study on transport properties, superconducting symmetry and ground state characteristics of (1) high temperature superconductors. (2) Study on the single electron tunneling spectrum and Andreev reflection of superconductors. (3) Explore the ground state phase transition and possible superconductivity of a new Mott insulator. (4) Study on flux dynamics and vortex phase diagram of superconductors. (5) Study on the synthesis method, crystal structure and superconductivity of new superconductors. 2. Study on electronic states and physical properties of high-temperature superconductors (1) Study on the growth of thin films and heterojunctions of high-temperature superconductors and related oxide functional materials. (2) The influence of iron polarization field on the transport properties and superconductivity of high temperature superconductors. (3) Study on the spin-polarized electron tunneling effect at the interface between high-temperature superconductors and super-large magnetoresistance materials. (4) Study on the far infrared physical properties of strongly correlated electronic systems. 3. Exploring New Superconducting Materials and Mechanisms (1) Experimental Study on Superconducting Mechanism of Copper Oxide Compounds (2) Exploring the Possibility of Electron-Exciton Interaction Superconductors (3) Preparation and Physical Properties of High Temperature Superconducting Single Crystals by Infrared Floating Zone Method (4) Study on Physics and Application of Oxide Superconducting and New Functional Films (1) Preparation and Physical Properties of Superconducting/Dielectric Heterostructure Films (2) Growth and real-time RHEED observation of superconducting and oxide films (3) Research and application of superconducting quantum devices (4) Development of large-area superconducting films for superconducting microwave devices (5) Microwave electrodynamics properties of superconductors, superconducting microwave devices and applications. 6. Formation mechanism and transport properties of atomic scale (1) surface nanostructures-kinetic theory of surface growth: (2) First-principles calculation of atomic and electronic structures of small surface adsorption systems (biomolecules, water and metal clusters); (3) Electronic structure and quantum transport characteristics of low-dimensional systems (such as spin regulation and new quantum size effect). ) 7. Preparation of ⅲ-ⅴ compound semiconductor materials and their low-dimensional quantum structures and exploration of new devices (1) Study on growth, physical properties, microstructure and relationship of in/ga/AlN and its low-dimensional quantum structures, and exploration of new microelectronics and optoelectronic devices of wide-band gap compound semiconductors; (2) The design, growth and physical properties of new low-dimensional heterojunction materials based on gallium arsenide and indium phosphide, and the exploration of new microelectronic/optoelectronic devices; (3) Preparation and physical properties of 3)SiGe/Si strained layer heterojunction materials. 8. Film growth, physical properties and device physics of new energy and electronic materials (1) Preparation and device development of nano solar energy conversion materials; (2) CVD and PVD preparation, field emission and luminescence properties of nano-diamond films and carbon nitride nanotubes/boron carbon nitride nanotubes; (3) Development and application of negative affinity materials; (4) Preparation and physical properties of nano silicon-based luminescent materials; (5) Preparation of ordered oxide film and its catalytic performance. 9. Controllable growth and quantum effect of low-dimensional nanostructures (1) under extremely low temperature and strong magnetic field, double probe scanning tunneling microscope and spin polarization scanning tunneling microscope; (2) epitaxial growth and atomic scale control of semiconductor/metal quantum dots/wires; (3) Transport and quantum effect of low-dimensional nanostructures; (4) semiconductor spintronics and quantum computing; (5) Self-assembly of biological and organic molecules, monomolecular chemical reactions and nanocatalysis. 10, theoretical study of biomolecular interface, excited state and dynamic process (1) First-principles calculation and classical molecular dynamics simulation of the interaction between biomolecular system and biomolecular-solid interface (mainly including oxide surface, simulated cell surface and ion channel structure); (2) The geometric structure, electronic structure and transport properties of the interface and their effects on biological characteristics; (3) Study on low-energy excited state, optical absorption spectrum, excitation, relaxation and transport process of electrons, energy conversion and dissipation between electrons and atoms, and time-dependent dynamic process from femtosecond to picosecond. 1 1, surface and interface physics (1) surface atomic structure, electronic structure and surface vibration; (2) Surface atom process and interface formation process; (3) Surface reconstruction and phase transformation; (4) surface adsorption and desorption; (5) Explore new methods/technologies for surface science research. 12, spintronics; 13, study on magnetic nanostructures; 14. study on the structure and physical properties of new rare earth magnetic functional materials: 15. study on the structure and physical properties of magnetic oxides: 16, hyperfine interaction in magnetic materials; 17, neutron scattering study of structure and dynamics in condensed matter; 18, physical properties of intelligent magnetic materials and intermetallic compound single crystals: 19, molecular magnetism research; 20. Magnetic theory. 2 1, nanomaterials and mesoscopic physics research contents: develop the preparation methods of one-dimensional nanomaterial arrays such as carbon nanotubes; Study on the mechanism of template growth and controllable growth: interface structure, spectral analysis and physical properties; Design and preparation of nano-electronic materials, basic unit device physics of nano-electronics. 22. Study on the relationship between crystal structure, phase transition and structure-properties of inorganic materials: Based on the study of phase transition of materials, explore the synthesis of new functional materials, and provide scientific basis for the synthesis and performance optimization of advanced materials; Based on the determination of crystal structure, the internal relationship between material structure and properties is discussed, the mechanism of physical properties of advanced materials is expounded from the microscopic point of view of crystal structure, and new functional materials with specific functional structural units are designed and synthesized. Develop and improve the analytical method of powder diffraction structure. 23. Research contents of electron microscopy theory and method: research on image processing theory and method of electron crystallography, and structural determination of microcrystals and quasicrystals; The theory and experimental methods of surface electron diffraction and imaging, the general theory of elastic and inelastic dynamic electron diffraction, the tensor theory of high energy electron diffraction and the inversion method of dynamic electron diffraction data are systematically developed. 24. Application of high-resolution electron microscope in materials science: The growth mechanism of metal/semiconductor nanowires and the relationship between their structures and properties are studied by using electron microscope analysis methods such as high resolution, electron energy loss spectrum and electron holography; Study on new defects in complex crystal structure: combining with other physical methods, the microstructure of thin film materials such as giant magnetoresistance, tunnel junction and semiconductor quantum well/dot and their effects on physical properties are studied. Measurement of interface potential field of low-dimensional materials and its relationship with physical properties: determination of magnetic domain structure, anisotropic field and corrugated magnetic domain in magnetic materials. 25. Research on microstructure, electron phase separation and orbital order of strongly correlated systems: structural analysis of high-temperature superconductors: research on electron stripe phase and electron phase separation in strongly correlated systems: charge order and JT effect: exploring the application of low-temperature Lorentz electron microscopy, electron holography and EELS in unconventional electronic state systems. 26. Growth of nanocrystals and photoelectric functional crystals; 27. Nano-ionic materials, characterization and devices: 28. Chemical preparation and chemical and physical properties of nano-functional materials; 29. Study on the structure and physical characteristics of nano-electronic devices; 30. Research on the integration of nano-electronic devices and the characteristics of nano-circuits; Study on low temperature physical properties of 3 1 and strongly correlated electronic system: 32. Study on quantum coherent behavior in condensed matter: 33. Electronic properties of low-dimensional nanomaterials; 34. Physical properties of amorphous and nanocrystalline under extreme conditions: 35. Research on high-pressure solid new materials and related processes; Physics and technology of superconducting tunnel junction. 37. Dynamics of biological macromolecules; 38. Study on the population dynamics of particles: 39. Study on the structure and properties of solutions, solids and liquids; 40. Mechanism research and application progress of electrorheological fluids: 4 1. Study on inversion of acoustic wave equation: 42. Molecular assembly in soft material system: study the assembly of amphiphilic molecules at solid-liquid interface and its application in materials and life sciences; 43. Single molecule biophysics: using single molecule micromanipulation technology to study chromatin assembly and the interaction between DNA and protein; 44. Diffraction phase in structural biology; 45, structural biology experimental analysis method; 46. Nucleation Theory and Structural Prediction of protein Fold: 47. protein Interaction. 48. Terahertz far-infrared time-domain spectroscopy and imaging technology and its applications: 49. Fabrication and physical characterization of quantum structures: 50. Preparation of functional thin film materials, physical properties of nano-artificial structures and devices. The main research direction of optics 1, the characteristics of photonic crystals and their applications in optoelectronic devices; Application of optical tweezers in biology and physics: 2. Nonlinear optical effects of photonic crystals: 3. Theoretical and experimental research on photonic crystals, near-field optics and diffractive optics. 4. Terahertz far-infrared time-domain spectroscopy and imaging technology and its application: 5. Development of time-resolved ultrafast laser spectrometer: ultrafast spectral study of energy and charge transfer in photosynthesis system and artificial simulation system: experimental study of protein fast folding dynamics: 6. Exploring the preparation and physical properties of low-dimensional materials by laser method 7. Exploring magnetic/dielectric and magnetic/ferroelectric heterostructures by laser molecular beam epitaxy: 8. Studying magnetic/piezoelectric, ferroelectric/piezoelectric oxide heterostructures and their related physical properties; 9. Development and photoelectric properties of nano inorganic/organic composite membrane: 10, exploring a new photoelectric method for rapid detection of molecular biological DNA, and engaging in interdisciplinary research across physics, medicine and biology; 1 1. Study on ferroelectric thin films for microwave communication: 12. Ab initio calculation of the physical properties of low-dimensional systems using the many-body theory; 13, the dynamic process of thin film epitaxial growth is studied by optical reflection differential detection; 14. develop a monitoring method for epitaxial film preparation independent of high vacuum conditions; 15. Preparation of high-performance high-temperature superconducting thin films by laser pulse deposition technology; 16. Study the second high temperature superconducting tape. 17, atomic coherence; 18, femtosecond ultrafast process; 19, strong field physics; 20. Development of Time-resolved Ultrafast Laser Spectrometer: Ultrafast Spectral Study of Energy and Charge Transfer in Photosynthesis System and Artificial Simulation System: 2 1 Experimental Study on protein Fast Folding Dynamics. 22, strong field physics, ultra-short ultra-strong laser physics, ultra-fast interaction physics, intense laser astrophysics, X-ray laser. 23. Research on new principles and technologies for generating ultra-fast and ultra-strong laser pulses; 24. The physics of high energy density in the interaction between relativistic intense laser and plasma, as well as the physics of intense field and ultrafast. 25, optical nonlinear process; 26. Tuned laser; 27. Research and application of all-solid-state laser. There are currently 5 doctoral supervisors 1 person in this major (including 2 academicians of China Academy of Sciences and 2 academicians of China Academy of Engineering1person). Main research direction of plasma physics 1, fusion plasma; 2. The main research direction of radio physics of the interaction between low temperature plasma and material surface is 1, and the development of electronics and scientific instruments; 2, according to the needs of scientific research, based on weak signal detection technology and computer technology, develop special equipment.