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  • Babin, CharlesUniv Stuttgart, Germany; Univ Stuttgart, Germany (författare)

Fabrication and nanophotonic waveguide integration of silicon carbide colour centres with preserved spin-optical coherence

  • Artikel/kapitelEngelska2022

Förlag, utgivningsår, omfång ...

  • 2021-11-18
  • NATURE PORTFOLIO,2022
  • printrdacarrier

Nummerbeteckningar

  • LIBRIS-ID:oai:DiVA.org:liu-181458
  • https://urn.kb.se/resolve?urn=urn:nbn:se:liu:diva-181458URI
  • https://doi.org/10.1038/s41563-021-01148-3DOI

Kompletterande språkuppgifter

  • Språk:engelska
  • Sammanfattning på:engelska

Ingår i deldatabas

Klassifikation

  • Ämneskategori:ref swepub-contenttype
  • Ämneskategori:art swepub-publicationtype

Anmärkningar

  • Funding Agencies|Ion Beam Centre at Helmholtz-Zentrum Dresden-Rossendorf; Swedish Research CouncilSwedish Research CouncilEuropean Commission [2020-05444]; Swedish Energy AgencySwedish Energy AgencyMaterials & Energy Research Center (MERC) [43611-1]; EUEuropean Commission [862721]; Knut and Alice Wallenberg FoundationKnut & Alice Wallenberg Foundation [KAW 2018.0071]; UC Davis Summer GSR Award; National Science FoundationNational Science Foundation (NSF) [CAREER-2047564]; EU-FET Flagship on Quantum Technologies [820394, 820445]; European Research Council (ERC) grant SMelEuropean Research Council (ERC); Max Planck SocietyMax Planck SocietyFoundation CELLEX; German Research FoundationGerman Research Foundation (DFG) [SPP 1601, FOR 2724]; German Federal Ministry of Education and Research (BMBF)Federal Ministry of Education & Research (BMBF) [16KIS0867]
  • Colour centres are a promising quantum information platform, but coherence degradation after integration in nanostructures has hindered scalability. Here, the authors show that waveguide-integrated V-Si centres in SiC maintain spin-optical coherences, enabling nuclear high-fidelity spin qubit operations. Optically addressable spin defects in silicon carbide (SiC) are an emerging platform for quantum information processing compatible with nanofabrication processes and device control used by the semiconductor industry. System scalability towards large-scale quantum networks demands integration into nanophotonic structures with efficient spin-photon interfaces. However, degradation of the spin-optical coherence after integration in nanophotonic structures has hindered the potential of most colour centre platforms. Here, we demonstrate the implantation of silicon vacancy centres (V-Si) in SiC without deterioration of their intrinsic spin-optical properties. In particular, we show nearly lifetime-limited photon emission and high spin-coherence times for single defects implanted in bulk as well as in nanophotonic waveguides created by reactive ion etching. Furthermore, we take advantage of the high spin-optical coherences of V-Si centres in waveguides to demonstrate controlled operations on nearby nuclear spin qubits, which is a crucial step towards fault-tolerant quantum information distribution based on cavity quantum electrodynamics.

Ämnesord och genrebeteckningar

Biuppslag (personer, institutioner, konferenser, titlar ...)

  • Stoehr, RainerUniv Stuttgart, Germany; Univ Stuttgart, Germany (författare)
  • Morioka, NaoyaUniv Stuttgart, Germany; Univ Stuttgart, Germany; Kyoto Univ, Japan (författare)
  • Linkewitz, TobiasUniv Stuttgart, Germany; Univ Stuttgart, Germany (författare)
  • Steidl, TimoUniv Stuttgart, Germany; Univ Stuttgart, Germany (författare)
  • Woernle, RaphaelUniv Stuttgart, Germany; Univ Stuttgart, Germany (författare)
  • Liu, DiUniv Stuttgart, Germany; Univ Stuttgart, Germany (författare)
  • Hesselmeier, ErikUniv Stuttgart, Germany; Univ Stuttgart, Germany (författare)
  • Vorobyov, VadimUniv Stuttgart, Germany; Univ Stuttgart, Germany (författare)
  • Denisenko, AndrejUniv Stuttgart, Germany; Univ Stuttgart, Germany (författare)
  • Hentschel, MarioUniv Stuttgart, Germany; Univ Stuttgart, Germany (författare)
  • Gobert, ChristianFraunhofer Inst Integrated Syst & Device Technol, Germany (författare)
  • Berwian, PatrickFraunhofer Inst Integrated Syst & Device Technol, Germany (författare)
  • Astakhov, Georgy VHelmholtz Zentrum Dresden Rossendorf, Germany (författare)
  • Knolle, WolfgangLeibniz Inst Surface Engn IOM, Germany (författare)
  • Majety, SridharUniv Calif Davis, CA 95616 USA (författare)
  • Saha, PrantaUniv Calif Davis, CA 95616 USA (författare)
  • Radulaski, MarinaUniv Calif Davis, CA 95616 USA (författare)
  • Nguyen, Son TienLinköpings universitet,Halvledarmaterial,Tekniska fakulteten(Swepub:liu)nguso90 (författare)
  • Ul-Hassan, JawadLinköpings universitet,Halvledarmaterial,Tekniska fakulteten(Swepub:liu)jawul47 (författare)
  • Kaiser, FlorianUniv Stuttgart, Germany; Univ Stuttgart, Germany (författare)
  • Wrachtrup, JoergUniv Stuttgart, Germany; Univ Stuttgart, Germany (författare)
  • Univ Stuttgart, Germany; Univ Stuttgart, GermanyUniv Stuttgart, Germany; Univ Stuttgart, Germany; Kyoto Univ, Japan (creator_code:org_t)

Sammanhörande titlar

  • Ingår i:Nature Materials: NATURE PORTFOLIO21, s. 67-731476-11221476-4660

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