Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 53 for “"Quantum Sensing"”.
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Opportunities for multimodal quantum sensing in intracellular environments
Nanoscale quantum sensors offer an opportunity to probe systems with high sensitivity and spatial resolution. Nitrogen vacancy centers (NV) in diamond have emerged as one of the leading candidates for room temperature quantum sensing due to their stable photoluminescence and exceptional electronic …
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Quantum sensing and simulation with solid-state defects
… recent years due to their potential for various quantum applications, ranging from sensing, simulation to communications. Despite the fast progress of the field in the past decades, numerous challenges remain before these applications can be fully realized in broader scenarios. Among the issues …
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Hamiltonian engineering for quantum sensing and quantum simulation
Quantum sensing and quantum simulation are emerging areas in quantum science and technology with broad applications. In this thesis, we explore Hamiltonian engineering techniques to build better quantum sensors and quantum simulators. In quantum sensing, advanced control techniques are required to …
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Investigations of quantum sensing techniques for deflection and displacement metrology
… designing experiments to surpass the standard quantum limit in deflection and displacement measurements. First, we review weak measurement techniques, then describe our strategy and results from implementing recycling to measure a beam deflection. We then discuss how spatial correlations emerge …
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Solid-state spin-integrated circuits for quantum sensing and control
Spin systems are an increasingly important quantum-sensing platform. In particular, atomic defect centers in diamond called nitrogen-vacancy (NV) centers offer impressive room temperature imaging capabilities for both magnetic fields and temperature. NV-based sensing platforms have found utility in …
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Exploring quantum geometry and quantum sensing with spin defects in diamond
… have witnessed rapid development in the field of quantum information science. Quantum technologies are promising to revolutionize many fields, ranging from fast computation and simulation to precise sensing and secure communication. While the performance of quantum devices in the current noisy …
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Coherent control of electron spins in diamond for quantum information science and quantum sensing
… electron spins in diamond for applications in quantum information processing and quantum sensing. Specifically, optically-detected magnetic resonance measurements are performed on quantum states of single and multiple electronic spins associated with nitrogen-vacancy centers and other …
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Coherent control of nitrogen-vacancy centers in diamond nanostructures for quantum sensing and networking
… of previously untested new phenomena using quantum entanglement for information processing and sensing. The solid-state environment of the diamond allows us to engineer nanostructures, which are promising for enhancing the optical and spin properties of the NV-. To help develop a component …
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Dynamic and geometric control of electronic spins in diamond for quantum sensing and quantum information science
… system, has emerged as a promising platform for quantum sensing and quantum information science in ambient temperature. Its capability of robust but high-precision spin control allows the NV center to be not only a useful atomic-scale magnetic field sensor but also an attractive building block …
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Digital Twin Modeling for NV Magnetometry
… magnetometry, advancing the field of quantum sensing. A surrogate model serves as a computational representation of the physical NV magnetometer system, enabling comprehensive exploration of parameter spaces to optimize device design. Leveraging machine learning techniques, this study …
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Interfacing spin-based quantum sensors with complex systems
… centres in bulk diamond crystals that enable quantum sensing via optically active spin ground states. They have demonstrated high sensitivity in thermometry and magnetometry, reaching a temperature precision of 5mK/√Hz and magnetic field sensitivity of a single nuclear spin. Due to their …
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Quantum enhanced sensing and communication
Quantum phenomena such as entanglement and superposition enable performance beyond what classical physics can provide in tasks of computing, communication and sensing. Quantum sensing aims to enhance the measurement precision in parameter estimation or error probability in hypothesis testing. The …
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State-selective imaging of single rubidium atoms in a solid neon matrix
The development of single-spin quantum sensors with nanoscale resolution would provide immense utility in the determination of molecular structure, with applications in fields such as biology and chemistry. This dissertation discusses our progress toward using rubidium atoms trapped in solid neon …
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Quantum networks : state transmission and network operation
Quantum information science is believed to create the next technological revolution. As key ingredients of quantum information science, quantum networks enable various technologies such as secure communication, distributed quantum sensing, quantum cloud computing, and next-generation positioning, …
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Quantum assisted sensing, simulation and control
… aims of improving and advancing techniques of quantum metrology, simulation and control. Towards this goal, we engineer novel devices for quantum sensing, particularly the measurement of rotations, magnetic fields, and single spins towards the reconstruction of single-molecule structures. We …
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Solid-state cavity quantum electrodynamics with spin ensembles
Quantum sensors have the potential to operate at fundamental physical performance limits. Among various quantum sensing platforms, solid-state spin emitters stand out due to advantageous characteristics such as room-temperature spin polarization and readout, atomic-scale spatial resolution, and …
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Quantum Information Processing with Color Center Qubits: Theory of Initialization and Robust Control
Quantum information technologies include secure quantum communications and ultra precise quantum sensing that are significantly more efficient than their classical counterparts. To enable such technologies, we need a scalable quantum platform in which qubits are con trollable. Color centers provide …
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