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06-03
2026
高质量窄线宽脉冲激光光源研发进展
时 间：14:30-15:30, Jun 3, 2026 (Wed)地 点：RM S327, MMW Building内容：全固态单频激光器，具有其高光束质量、低噪声以及高相干性等优点，在原子物理、精密测量、光刻技术、激光雷达以及激光制导等基础研究、工业制造和国防军事等领域中有广泛重要应用。随着科学技术的飞速发展，现有激光器已无法满足量子光学、深空探测和半导体光刻等新兴科学和技术发展需求。课题组根据国家需求和科技前沿发展方向，提出了利用非线性...
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05-27
2026
Gates and Observable Estimation in Early Fault-Tolerant Quantum Computing
时 间：10:00-11:30, May 27, 2026 (Wed)地 点：RM S327, MMW Building内容：Recent experimental advances in quantum error correction have pushed the field beyond the break-even point, offering a credible path toward early fault-tolerant quantum computing (FTQC) with logical qubits. In this emerging regime, two challenges become central: low-cost implementation of non-Clifford logical gates and ...
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05-26
2026
Learning to Stabilize Plasma: Provable Imitation Learning for Nuclear Fusion Control
时 间：11:00-12:00, May 26, 2026 (Tue)地 点：RM 1-202, FIT Building内容：Maintaining the stability of magnetically confined plasma is a central challenge on the path toward practical nuclear fusion. When modelled by kinetic Vlasov–Poisson equations, the control problem is particularly difficult due to nonlinearity, sensitivity to initial conditions, and partial observability. Recent advanc...
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05-22
2026
Hybrid Optical Lattice-Tweezer Ytterbium Platform
时 间：16:30-18:00, May 22, 2026 (Fri)地 点：RM S327, MMW Building内容：Optical lattices and tweezers have led to a series of breakthroughs in quantum simulation and computing with cold atoms. However, optical lattices provide excellent scalability but limited local control, whereas optical tweezers allow flexible and precise manipulation of individual atoms but are limited in system size b...
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05-13
2026
钙离子光频标进展
时 间：16:00-17:15, May 13, 2026 (Wed)地 点：RM 1-222, FIT Building内容：冷原子物理和激光技术的发展推动了原子光频的精密谱的进展。由此得到更精确的物理常数，在更高精度检验基本物理规律；并导致新的物理机理的认识和发现。同时推动时间频率标准发展和应用。本报告介绍我们囚禁冷却钙离子光频标研究进展。解决单离子的稳定囚禁和有效冷却、超窄线宽激光研制和实验环境影响（含电、磁、振动、温度等）等关键问题， 2...
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05-12
2026
Space-Efficient Quantum Algorithm for Elliptic Curve Discrete Logarithms with Resource Estimation
时 间：10:30-12:00, May 12, 2026 (Tue)地 点：RM S327, MMW Building内容：Solving the Elliptic Curve Discrete Logarithm Problem (ECDLP) is critical for evaluating the quantum security of widely deployed elliptic-curve cryptosystems. Consequently, minimizing the number of logical qubits required to execute this algorithm is a key object. In implementations of Shor's algorithm, the space comple...