搜索结果: 1-9 共查到“电子物理学 entanglement”相关记录9条 . 查询时间(0.02 秒)
MIT researchers use quantum computing to observe entanglement（图）
量子计算 量子纠缠 量子处理器 量子引力
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2023/6/9
For the first time, researchers at MIT, Caltech, Harvard University, and elsewhere sent quantum information across a quantum system in what could be understood as traversing a wormhole. Though this ex...
Entanglement-based quantum key distribution with biased basis choice via free space
Entanglement-based quantum key distribution iased basis choice via free space
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2016/1/23
We report a free-space entanglement-based quantum key dis-tribution experiment, implementing the biased basis protocol between two sites which are 15.3 km apart. Photon pairs from a polarization-entan...
Implementation of a Measurement-Device-Independent Entanglement Witness
Measurement-Device-Independent Entanglement Witness
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2016/1/22
Entanglement, the essential resource in quantum information processing, should be witnessed in many tasks such as quantum computing and quantum communication. The conventional entanglement witness met...
Entanglement-free Certification of Entangling Gates
Entanglement-free Certification Entangling Gates
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2016/1/22
Not all quantum protocols require entanglement to outperform their classical alternatives. The nonclassical correlations that lead to a quantum advantage are conjectured to be captured by quantum disc...
Detection Loophole-free Entanglement Verification
Loophole-free Entanglement Verification
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2016/1/22
Quantum entanglement is an essential resource in quantum information processing,which needs to be verified in many tasks such as quantum cryptography and computation. Due to imperfect detection device...
Entanglement of two qubits mediated by one-dimensional plasmonic waveguides
Entanglement two qubits mediated one-dimensional plasmonic waveguides
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2010/11/11
We investigate qubit-qubit entanglement mediated by plasmons supported by one-dimensional waveguides. We explore both the situation of spontaneous formation of entanglement from an unentangled state ...
Auto- and Cross-Correlation-Functions as entanglement quantifiers in semiconductor microcavities
Auto- Cross-Correlation-Functions entanglement quantifiers semiconductor microcavities
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2010/11/11
We characterize the dynamics of the exciton-photon entanglement within semiconductor microcavities using the Wotters concurrence, founding a closed analytical expression for it, using an oversimplifi...
Signal Enhancement and Background Suppression Using Interference and Entanglement
Signal Enhancement Background Suppression
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2010/3/10
We describe a two-photon absorption process that is excited by entangled pairs but not non-entangled pairs with the same energy and polarization. Photon states can be selected so that in the non-entan...
Tricolour entanglement could connect qubits（图）
tricolour entanglement qubits quantum computer
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2009/9/21
Physicists in Brazil have added another capability to the quantum computing toolkit by being the first to show that light beams of three different wavelengths can be entangled. This achievement could ...