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10-31
2014
Beating Classical Communication Resources by Quantum Communication
内容： The area of quantum communication complexity searches for communication tasks that can be solved more efficiently using quantum states as carriers of information rather than their classical cou...
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10-30
2014
Test of quantum commutation relations
内容： The uncertainty principle is at the very heart of quantum mechanics. Position, x, and momentum, p, are important physical observables to determine the mechanical properties of a system. In quan...
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10-30
2014
Quantum Journal Club: Experimental Characterization of Bosonic Creation and Anni
内容： The photon creation and annihilation operators are cornerstones of the quantum description of the electromagnetic field. They signify the isomorphism of the optical Hilbert space to that of the...
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10-30
2014
Optical Quantum Metrology in Lossy Systems
内容： Quantum metrology aims to harness the power of quantum mechanics to make ultra-precise measurements. A crucial advantage of quantum metrology is that it provides high precision with a significa...
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11-13
2014
Quantum Journal Club: Measurement-Device-Independent Entanglement Witnesses for
内容： The problem of demonstrating entanglement is central to quantum information processing applications. Resorting to standard entanglement witnesses requires one to perfectly trust the implementat...
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12-04
2014
Quantum Journal Club: Bose-Einstein Condensation of Atoms in a Uniform Potential
内容： We have observed the Bose-Einstein condensation of an atomic gas in the (quasi)uniform threedimensional potential of an optical box trap. Condensation is seen in the bimodal momentum distributi...