Improvement of critical temperature of niobium nitride deposited on 8-inch silicon wafers thanks to an AlN buffer layer
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DOI: 10.1088/1361-6668/abe35e
Abstract: In this paper, we study the crystalline properties and superconducting critical temperature of ultra-thin (5–9 nm) NbN films deposited on 8-inch silicon wafers by reactive sputtering. We show that the deposition of NbN on a… read more here.
Keywords: silicon wafers; nbn aln; deposited inch; critical temperature ... See more keywords
All-NbN DC-SQUID Magnetometer Based on NbN/AlN/NbN Josephson Junctions
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DOI: 10.1109/tasc.2016.2631433
Abstract: We have developed an all-NbN-integrated dc SQUID magnetometer for future applications in the higher operating temperature by taking advantage of NbN films' higher critical temperature about 16 K. Our NbN dc SQUID magnetometer is fabricated… read more here.
Keywords: squid magnetometer; nbn aln; nbn squid;
Josephson Tunneling Behaviors in NbN/AlN/NbN Junctions with an Ultrathin NbN Film
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DOI: 10.1109/tasc.2018.2869803
Abstract: We fabricated epitaxial NbN/AlN/NbN tunnel junctions with an ultrathin NbN film as the base layer on single-crystal MgO (100) substrates. The measured thickness of the base layer was 4.7 nm. By measuring the electrical characteristics… read more here.
Keywords: nbn film; junctions ultrathin; aln nbn; nbn aln ... See more keywords