内容：
Paper1: A Quantum Delayed-Choice Experiment
Reference: Science338, 634 (2012)
Paper2: Entanglement-Enabled Delayed-Choice Experiment
Authors: Florian Kaiser, Thomas Coudreau, Pérola Milman, Daniel B. Ostrowsky, Sébastien Tanzilli
Reference: Science338, 637 (2012)
Paper1: Measurement-Device-Independent Quantum Key Distribution
Authors: Hoi-Kwong Lo, Marcos Curty, and Bing Qi
Reference: Phys. Rev. Lett. 108, 130503 (2012)
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