-
04-15
2015
On zero-error communication via quantum channels in the presence of noiseless fe
Abstract: We initiate the study of zero-error communication via quantum channels assisted by noiseless feedback link of unlimited quantum capacity, generalizing Shannon's zero-error communication the...
-
04-15
2015
Fermionic cellular automata and Quantum Fields
Abstract: We introduce Fermionic quantum cellular automata and describe the emergence of different geometries from their structure, under the assumptions of linearity, unitarity, locality, homogeneit...
-
04-10
2015
QUIC Seminar: Trustworthy Quantum Information
Abstract: Quantum mechanics promises extraordinary capabilities for computation and cryptography. However, quantum information is not only fragile, but also impossible to verify directly for classica...
-
04-09
2015
Quantum Journal Club: Degree Distribution in QuantumWalks on Complex Networks
Abstract: In this theoretical study, we analyze quantum walks on complex networks, which model network-based processes ranging from quantum computing to biology and even sociology. Specifically, we a...
-
04-09
2015
Qunatum Journal Club: Storage and retrieval of ultrafast single photons using a
Abstract: We report the storage and retrieval of single photons, via a quantum memory, in the optical phonons of room-temperature bulk diamond. The THz-bandwidth heralded photons are generated by spo...
-
04-02
2015
Qunatum Journal Club: Enhanced Quantum Interface with Collective Ion-Cavity Coup
Abstract: We prepare a maximally entangled state of two ions and couple both ions to the mode of an optical cavity. The phase of the entangled state determines the collective interaction of the ions ...