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Contextuality and Wigner negativity are equivalent for continuous-variable quantum measurements
Quantum computers will provide considerable speedups with respect to their classical counterparts. However, the identification of the …
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Photonic Resources for the Implementation of Quantum Network Protocols
The security of modern communication networks can be enhanced thanks to the laws of quantum mechanics. In this thesis, we develop a …
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Classically Approximating Variational Quantum Machine Learning with Random Fourier Features
Many applications of quantum computing in the near term rely on variational quantum circuits (VQCs). They have been showcased as a …
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Quantum Metrology with Delegated Tasks
A quantum metrology scheme can be decomposed into three quantum tasks: state preparation, parameter encoding and measurements. …
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Demonstration of a quantum SWITCH in a Sagnac configuration
The quantum SWITCH is an example of a process with an indefinite causal structure, and has attracted attention for its ability to …
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Quantum Lock: A Provable Quantum Communication Advantage
Physical unclonable functions(PUFs) provide a unique fingerprint to a physical entity by exploiting the inherent physical randomness. …
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Differential Privacy Amplification in Quantum and Quantum-inspired Algorithms
Differential privacy provides a theoretical framework for processing a dataset about n users, in a way that the output reveals a …
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Experimental cheat-sensitive quantum weak coin flipping
As in modern communication networks, the security of quantum networks will rely on complex cryptographic tasks that are based on a …
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Unifying Quantum Verification and Error-Detection: Theory and Tools for Optimisations
With the recent availability of cloud quantum computing services, the question of verifying quantum computations delegated by a client …
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CV-QKD Receiver Platform Based On A Silicon Photonic Chip
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