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Heralded entanglement between error-protected logical qubits for fault-tolerant distributed quantum computing
Quantum error correction is essential for achieving reliable quantum information processing tasks, as it can mitigate the detrimental effects of...
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Security of quantum key distribution with virtual mutually unbiased bases
In a perfect quantum key distribution (QKD) protocol, quantum states should be prepared and measured with mutually unbiased bases (MUBs). However, in...
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Fiber-based quantum secure direct communication without active polarization compensation
Quantum secure direct communication (QSDC) that allows people to directly transmit confidential information through insecure channels is an important...
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Noise-resistant quantum state compression readout
Qubit measurement is generally the most error-prone operation that degrades the performance of near-term quantum devices, and the exponential decay...
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A cost-efficient quantum access network with qubit-based synchronization
Quantum key distribution (QKD) is a physical layer encryption technique that enables two distant parties to exchange secure keys with...
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Experimental quantum secret sharing based on phase encoding of coherent states
Quantum secret sharing (QSS) is one of the basic communication primitives in future quantum networks which addresses part of the basic cryptographic...
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Searching for Maximally Entangled Seven-Qubit State via Reduced Density Matrices
Maximally quantum entanglement is vital for the application of quantum communications and quantum information, and plays a fundamental role in...
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Optical experimental solution for the multiway number partitioning problem and its application to computing power scheduling
Quantum computing is an emerging technology that is expected to realize an exponential increase in computing power. Recently, its theoretical...
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Criticality-enhanced quantum sensing in the anisotropic quantum Rabi model
Quantum systems that undergo quantum phase transitions exhibit divergent susceptibility and can be exploited as probes to estimate physical...
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Two-Party Quantum Private Comparison with Four-Particle Entangled States
A two-party quantum private comparison (QPC) protocol is constructed with four-particle entangled states, where the third party (TP) is assumed to be...
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A quantum federated learning framework for classical clients
Quantum federated learning (QFL) enables collaborative training of a quantum machine learning (QML) model among multiple clients possessing quantum...
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A general quantum minimum searching algorithm with high success rate and its implementation
Finding a minimum is a fundamental calculation in many quantum algorithms. However, challenges are faced in demonstrating it effectively in real...
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Controlled Quantum Dialogue with Five-Qubit Entangled States
In this paper, a controlled quantum dialogue protocol is designed based on five-qubit entangled states. One five-qubit entangled state can be used to...
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Determination of molecular energies via variational-based quantum imaginary time evolution in a superconducting qubit system
As a valid tool for solving ground state problems, imaginary time evolution (ITE) is widely used in physical and chemical simulations. Different...
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A Novel Practical Quantum Secure Direct Communication Protocol
A novel practical quantum secure direct communication (QSDC) protocol is constructed by utilizing the evolution law of atom via cavity QED. It...
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Experimental quantum state compression from two identical qubits to a qutrit
In the realm of modern information technology, data compression technology occupies a pivotal position. With advancements in quantum information...
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Generation of hyperentangled state encoded in three degrees of freedom
Hyperentanglement, the simultaneous entanglement in more than one degree of freedom (DOF), plays an important role in quantum communication and...
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Practical decoy-state quantum secure direct communication
Quantum secure direct communication (QSDC) has been demonstrated in both fiber-based and free-space channels using attenuated lasers. Decoy-state...
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Controlled Bidirectional Quantum Secure Direct Communication with Six-Qubit Entangled States
In this paper, a controlled bidirectional quantum secure direct communication (CBQSDC) protocol is proposed by using six-qubit entangled states. It...
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Bidirectional Quantum Transmission with Different Levels of Control
We propose a protocol of bidirectional quantum teleportation with different levels of control using a maximally six-qubit entangled state as the...