摘 要：发展光频标系统的理论分析与精密光谱计算的方法，紧密结合各实验方案，给出实验所需的精密光谱和各种误差的物理来源与极限；揭示光频标系统的量子噪音的内在机制与极限，开拓有效的新方法突破传统的量子极限；揭示多粒子光频标系统的多体量子效应的内在机制，寻找和发展有效的新方法对光频标系统的多体效应进行调控与应用；寻找和发展激光操控和冷却的新途径，探索基于原子系综体系和组合量子体系的新型光频标的可能性。
　　关键词：光频标 多体量子效应 精密光谱
　　Abstract：Devolop the analysis techniques in optical frequency standards and the approach of high-precision spectroscopy calculations. Find out the physical sources and limits of the errors in the high-precision spectroscopy experiments. Demonstrate the inner mechanics and limits of the quantum noises in the optical frequency standards system and explore effective methods to beat the traditional quantum limit. Give some understanding of many-body quantum effects and develop the new methods to manipulate many-body quantum effects in the optical frequency standard system. Search for the new approach for laser cooling and manipulation. Explore the theoretical and experimental probability of novel optical frequency standards in atomic ensembles system with many-body quantum effects.
　　Key Words：Optical frequency standards； Many-body quantum effect； High-precision spectroscopy
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