001     1038615
005     20250203103346.0
024 7 _ |a 10.48550/ARXIV.2409.06313
|2 doi
037 _ _ |a FZJ-2025-01587
041 _ _ |a English
100 1 _ |a Grimm, Nick
|0 P:(DE-HGF)0
|b 0
245 _ _ |a Coherent Control of a Long-Lived Nuclear Memory Spin in a Germanium-Vacancy Multi-Qubit Node
260 _ _ |c 2024
|b arXiv
336 7 _ |a Preprint
|b preprint
|m preprint
|0 PUB:(DE-HGF)25
|s 1738322328_16005
|2 PUB:(DE-HGF)
336 7 _ |a WORKING_PAPER
|2 ORCID
336 7 _ |a Electronic Article
|0 28
|2 EndNote
336 7 _ |a preprint
|2 DRIVER
336 7 _ |a ARTICLE
|2 BibTeX
336 7 _ |a Output Types/Working Paper
|2 DataCite
520 _ _ |a The ability to process and store information on surrounding nuclear spins is a major requirement for group-IV color center-based repeater nodes. We demonstrate coherent control of a ${}^{13}$C nuclear spin strongly coupled to a negatively charged germanium-vacancy center in diamond with coherence times beyond 2.5s at mK temperatures, which is the longest reported for group-IV defects. Detailed analysis allows us to model the system's dynamics, extract the coupling parameters, and characterize noise. We estimate an achievable memory time of 18.1s with heating limitations considered, paving the way to successful applications as a quantum repeater node.
536 _ _ |a 5221 - Advanced Solid-State Qubits and Qubit Systems (POF4-522)
|0 G:(DE-HGF)POF4-5221
|c POF4-522
|f POF IV
|x 0
588 _ _ |a Dataset connected to DataCite
650 _ 7 |a Quantum Physics (quant-ph)
|2 Other
650 _ 7 |a FOS: Physical sciences
|2 Other
700 1 _ |a Senkalla, Katharina
|0 P:(DE-HGF)0
|b 1
700 1 _ |a Vetter, Philipp J.
|0 P:(DE-HGF)0
|b 2
700 1 _ |a Frey, Jurek
|0 P:(DE-Juel1)187412
|b 3
|e Corresponding author
|u fzj
700 1 _ |a Gundlapalli, Prithvi
|0 P:(DE-HGF)0
|b 4
700 1 _ |a Calarco, Tommaso
|0 P:(DE-Juel1)176280
|b 5
|u fzj
700 1 _ |a Genov, Genko
|0 P:(DE-HGF)0
|b 6
700 1 _ |a Müller, Matthias
|0 P:(DE-Juel1)178646
|b 7
|u fzj
700 1 _ |a Jelezko, Fedor
|0 P:(DE-HGF)0
|b 8
773 _ _ |a 10.48550/ARXIV.2409.06313
909 C O |o oai:juser.fz-juelich.de:1038615
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910 1 _ |a Forschungszentrum Jülich
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910 1 _ |a Forschungszentrum Jülich
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910 1 _ |a Forschungszentrum Jülich
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913 1 _ |a DE-HGF
|b Key Technologies
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|v Quantum Computing
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|x 0
914 1 _ |y 2024
920 _ _ |l yes
920 1 _ |0 I:(DE-Juel1)PGI-12-20200716
|k PGI-12
|l Quantum Computing Analytics
|x 0
980 _ _ |a preprint
980 _ _ |a VDB
980 _ _ |a I:(DE-Juel1)PGI-12-20200716
980 _ _ |a UNRESTRICTED


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