Search Results - "Urdampilleta, M."
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Gate-reflectometry dispersive readout and coherent control of a spin qubit in silicon
Published in Nature communications (03-07-2019)“…Silicon spin qubits have emerged as a promising path to large-scale quantum processors. In this prospect, the development of scalable qubit readout schemes…”
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Supramolecular spin valves
Published in Nature materials (01-07-2011)“…In macroscopic spin valves, the current between two magnetic electrodes can be tuned by external magnetic fields. Here, a molecular-scale spin valve is…”
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A single hole spin with enhanced coherence in natural silicon
Published in Nature nanotechnology (01-10-2022)“…Semiconductor spin qubits based on spin–orbit states are responsive to electric field excitations, allowing for practical, fast and potentially scalable qubit…”
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A methodological approach for the analysis of ecosystem services from the local communities’ perspective
Published in Ambio (01-04-2023)“…In this paper, we developed an innovative and plural methodology for a socio-cultural assessment of ecosystem services (ES). This methodology was performed…”
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Hybrid optical–electrical detection of donor electron spins with bound excitons in silicon
Published in Nature materials (01-05-2015)“…A scheme of hybrid optical–electrical detection of an ensemble of donor electrons bound to phosphorus in silicon reveals electron spin Rabi oscillations and…”
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Transport characterization of CMOS-based devices fabricated with isotopically-enriched 28Si for spin qubit applications
Published in ESSDERC 2023 - IEEE 53rd European Solid-State Device Research Conference (ESSDERC) (11-09-2023)“…Both from a scalability and integration perspective, CMOS-based qubits hold great potential for quantum computing applications. However, current fabrication…”
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Conference Proceeding -
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MOS technology for quantum computing: recent progress and perspectives for scaling up
Published in 2021 Device Research Conference (DRC) (20-06-2021)“…While Google's Sycamore processor [1] recently ushered in the era of Noisy Intermediate-Scale Quantum (NISQ) technologies, the longer-term perspective of…”
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Specificities of linear Si QD arrays integration and characterization
Published in 2022 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits) (12-06-2022)“…The low temperature operation of quantum computing devices implies developing characterization protocols, from extensive statistical tests to targeted device…”
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Coupling control in the few-electron regime of quantum dot arrays using 2-metal gate levels in CMOS technology
Published in ESSCIRC 2022- IEEE 48th European Solid State Circuits Conference (ESSCIRC) (19-09-2022)“…Scalability is one of the biggest advantages of silicon spin qubits over other platforms, making them very promising candidates in the quest for quantum…”
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A new FDSOI spin qubit platform with 40nm effective control pitch
Published in 2021 IEEE International Electron Devices Meeting (IEDM) (11-12-2021)“…Operating Si quantum dot (QD) arrays requires homogeneous and ultra-dense structures with aggressive gate pitch. Such a density is necessary to separately…”
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Gate reflectometry for probing charge and spin states in linear Si MOS split-gate arrays
Published in 2019 IEEE International Electron Devices Meeting (IEDM) (01-12-2019)“…We fabricated linear arrangements of multiple split-gate devices along an SOI mesa, thus forming a 2×N array of individually controllable Si quantum dots (QDs)…”
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Conference Proceeding -
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Material and integration challenges for large scale Si quantum computing
Published in 2021 IEEE International Electron Devices Meeting (IEDM) (11-12-2021)“…Si spin qubits are very promising to enable large scale quantum computing as they are fast, of high quality and small. However, they are still lagging behind…”
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Dispersive vs charge-sensing readout for linear quantum registers
Published in 2020 IEEE International Electron Devices Meeting (IEDM) (12-12-2020)“…We present recent progress in the implementation of scalable schemes for spin qubit readout in one dimensional quantum registers based on fully-depleted…”
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Challenges and perspectives in the modeling of spin qubits
Published in 2020 IEEE International Electron Devices Meeting (IEDM) (12-12-2020)“…We discuss the status, challenges and perspectives of "Quantum CAD" for the design and exploration of spin qubits. We highlight the similarities and…”
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Qubit read-out in Semiconductor quantum processors: challenges and perspectives
Published in 2019 IEEE International Electron Devices Meeting (IEDM) (01-12-2019)“…We report the efforts, challenges and perspectives dedicated towards building a reliable spin read-out for Si spin qubit systems. We review several strategies…”
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Si MOS technology for spin-based quantum computing
Published in 2018 48th European Solid-State Device Research Conference (ESSDERC) (01-09-2018)“…We present recent advances made towards the realization of hole and electron spin quantum bits (qubits) localized within Si Quantum Dots (QDs). These devices,…”
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From Electron Pumps to Spin Quantum Bits in Silicon
Published in 2018 Conference on Precision Electromagnetic Measurements (CPEM 2018) (01-07-2018)“…Motivated by electrical quantum metrology of the ampere we have developed versatile silicon CMOS based single-electron transistors and quantum dots. Besides…”
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All-Electrical Control of a Hybrid Electron Spin/Valley Quantum Bit in SOI CMOS Technology
Published in 2018 IEEE Symposium on VLSI Technology (01-06-2018)“…We successfully demonstrated experimentally the electrical-field mediated control of the spin of electrons confined in an SOI Quantum Dot (QD) device…”
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Towards scalable quantum computing based on silicon spin
Published in 2019 Symposium on VLSI Technology (01-06-2019)“…Quantum computing (QC) is expected to extend the high performance computing roadmap [1]-[2] at the condition to be able to run a large number of errorless…”
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