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12-28
2011
Quantum Circuits Architecture
内容： The optimized design of quantum circuits is a fundamental problem in Quantum Information. For any desired task, be it the ultra-precise estimation of a parameter in quantum metrology, the desig...
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12-22
2011
Quantum Journal Club
内容： Speaker: Bo Zheng Topic 1 Title: Quantum Mechanic Design Reference: Haoyang Wu, arXiv:1002.4294; Topic 2 Title: Quantum learning and universal quantum matching machine Reference: Masahide Sasa...
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12-20
2011
From quantum hacking to self-testing quantum key distribution
内容： Quantum key distribution offers two distant users to establish a random secure key by exploiting properties of quantum mechanics. The security of a few quantum key distribution protocols, such ...
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12-19
2011
Quantum many-body phases with trapped ions and cold atoms
内容： Trapped ions and cold atoms which are highly controllable offer us the most reliable and scalable quantum simulators. In this talk I will discuss firstly how to use trapped ions interacting wit...
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12-19
2011
Quantum cryptography: from “unbreakable codes” to “quantum hackers”
内容： Quantum key distribution (QKD) protocols have been proven to be information theoretically secure based on fundamental laws in quantum mechanics. However, practical QKD systems often deviat...
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12-15
2011
Experimental Investigation on Quantum Information via Free-space Optical Channel
内容： Generally speaking, there are mainly two types of quantum channels, fiber links and free-space links. Considering absorptive losses in the channel and dark counts in the detection, the distance...