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加拿大Guelph大学曾蓓学术报告(Physics Department colloquium)

[来源]:浙江大学[日期]:2019-01-22[访问次数]:10

题目:Channel-Adapted  Quantum Error Correction via Code Concatenation

报告人:曾蓓  加拿大Guelph大学

地点:教十二-201

时间:1229日,周五,15:00—16:00

 

摘要

Quantum error  correction (QEC) is crucial for faithful transmission of quantum information and  successful realization of quantum computers. Typically, QEC is designed with  minimal assumptions about the noise process, i.e. depolarizing noise that  happens independently on each individual particle. In real physical systems,  errors are unlikely to be arbitrary. Rather we have reasonable knowledge about  the system to model its quantum decoherence process. In this talk, we examine  QEC that are adapted to the physical noise models. We start from an overview of  the concepts and general methods for channel-adapted QEC. We then examine a  technique, called code concatenation, for constructing channel-adapted quantum  codes. Applying to the amplitude damping channels, we demonstrate the power of  the code concatenation method for constructing good codes for channel-adapted  QEC.

 

个人简介:

2002年毕业于清华大学基础科学班(物理和数学专业),2004年获清华大学理学硕士学位(理论物理专业)。2009年获MIT哲学博士学位(物理专业)。2009-2010年在加拿大Waterloo大学量子计算研究所从事博士后研究。2010年起在加拿大Guelph大学数学系担任助理教授,2014年晋升副教授。

 

欢迎老师和同学参加!


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