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10-19
2023
Quantum simulations on an analog-digital trapped-ion quantum system
Abstract: Our quantum experiment consists of a chain of 171Yb+ ions with individual Raman beam addressing and individual readout. This fully connected system can be configured to run any sequence of ...
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12-19
2011
Quantum cryptography: from “unbreakable codes” to “quantum hackers”
Abstract: 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 deviate...
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12-01
2015
Quantum Journal Club: Controlling Spin Exchange Interactions of Ultracold Atoms
Abstract: Controlling Spin Exchange Interactions of Ultracold Atoms in Optical Lattices: We describe a general technique that allows one to induce and control strong interaction between spin states o...
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08-09
2011
Generating sodium spinor Bose-Einstein condensates in hybrid magnetic quadrupole
Abstract: We present the design and construction of a novel apparatus to rapidly and simply generate a 23Na Bose-Einstein condensate (BEC) in hybrid magnetic and optical traps. Sodium atoms are colle...
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04-17
2014
Quantum Journal Club: Neutral Gas Sympathetic Cooling of an Ion in a Paul Trap
Abstract: A single ion immersed in a neutral buffer gas is studied. An analytical model is developed that gives a complete description of the dynamics and steady-state properties of the ions. An exte...
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01-12
2022
Optimization extends the feasibility of quantum error mitigation
Abstract: The ultimate goal of quantum computing is to build a fault-tolerant quantum computer (FTQC), where the number of qubits is sufficiently large and the error rate is satisfactorily low, such ...