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Related papers: Niobium and niobium nitride SQUIDs based on anodiz…

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We present a method for fabricating Josephson junctions and superconducting quantum interference devices (SQUIDs) which is based on the local anodization of niobium strip lines 3 to 6.5 nm-thick under the voltage-biased tip of an Atomic…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 V. Bouchiat , M. Faucher , C. Thirion , W. Wernsdorfer , T. Fournier , B. Pannetier

We present results of Niobium based SQUID magnetometers for which the weak-links are engineered by the local oxidation of thin films using an Atomic Force Microscope (AFM). Firstly, we show that this technique allows the creation of…

Nano-scale superconducting quantum interference devices (nano-SQUIDS) where the weak-links are made from nano-bridges --- i.e., nano-bridge--SQUIDs (NBSs) --- are one of the most sensitive magnetometers for nano-scale magnetometry. Because…

Superconductivity · Physics 2019-04-10 Dibyendu Hazra

We present the fabrication of nanoscale superconducting quantum interference devices (SQUIDs) at the apex of wireframe tips on self-aligned superconducting cantilever probes. The probes are made on silicon wafers using molding techniques in…

Mesoscale and Nanoscale Physics · Physics 2026-01-19 Thijs J. Roskamp , Tim Horstink , Melissa J Goodwin , Erwin Berenschot , Edin Sarajilic , Roeland Huijink , Niels Tas , Hans Hilgenkamp

Superconducting quantum interference devices (SQUIDs) that incorporate two superconductor/insulator/superconductor (SIS) Josephson junctions in a closed loop form the core of some of the most sensitive detectors of magnetic and electric…

Mesoscale and Nanoscale Physics · Physics 2021-08-11 Taewan Noh , Andrew Kindseth , Venkat Chandrasekhar

Nano-fabricated superconducting quantum interference device (nano-SQUID) is a direct and sensitive flux probe useful for magnetic imaging of quantum materials and mesoscopic devices. Enabled by functionalities of superconductive integrated…

Instrumentation and Detectors · Physics 2025-05-23 B. K. Xiang , S. Y. Wang , Y. F. Wang , J. J. Zhu , H. T. Xu , Y. H. Wang

NanoSQUIDs are quantum sensors that excel in detecting a small change in magnetic flux with high sensitivity and high spatial resolution. Here, we employ resist-free direct-write Ga+ Focused Ion Beam Induced Deposition (FIBID) techniques to…

Superconductivity · Physics 2022-03-11 Fabian Sigloch , Soraya Sangiao , Pablo Orús , José María de Teresa

Modern Superconducting QUantum Interference Devices (SQUIDs) are commonly fabricated from either Al or Nb electrodes, with an in-situ oxidation process to create a weak link between them. However, common problems of such planar nano- and…

Superconductivity · Physics 2021-08-18 Liam S. Farrar , Aimee Nevill , Zhen Jieh Lim , Geetha Balakrishnan , Sara Dale , Simon J. Bending

We have studied a Superconducting Quantum Interference SQUID device made from a single layer thin film of superconducting silicon. The superconducting layer is obtained by heavily doping a silicon wafer with boron atoms using the Gas…

We designed and fabricated a new type of superconducting quantum interference device (SQUID) susceptometers for magnetic imaging of quantum materials. The 2-junction SQUID sensors employ 3D Nb nano-bridges fabricated using electron beam…

Mesoscale and Nanoscale Physics · Physics 2019-05-22 Y. P. Pan , S. Y. Wang , X. Y. Liu , Y. S. Lin , L. X. Ma , Y. Feng , Z. Wang , L. Chen , Y. H. Wang

Nanoscale superconducting quantum interference devices (SQUIDs) are fabricated in-situ from a single Bi$_{0.26}$Sb$_{1.74}$Te$_{3}$ nanoribbon that is defined using selective-area growth and contacted with superconducting Nb electrodes via…

A superconducting quantum interference device (SQUID) miniaturized into nanoscale is promising in the inductive detection of a single electron spin. A nano-SQUID with a strong spin coupling coefficient, a low flux noise, and a wide working…

Mesoscale and Nanoscale Physics · Physics 2016-12-28 Lei Chen , Hao Wang , Xiaoyu Liu , Long Wu , Zhen Wang

We present transport measurements of unshunted dc superconducting quantum interference devices (SQUIDs) consisting of 30 nm wide aluminum nanobridges of varying length L contacted with two and three dimensional banks. 3D nanobridge SQUIDs…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 R. Vijay , E. M. Levenson-Falk , D. H. Slichter , I. Siddiqi

Planar Josephson junctions (JJs) based on InSb nanoflags have recently emerged as an intriguing platform in superconducting electronics. This letter presents the fabrication and investigation of superconducting quantum interference devices…

A new method of preparation of radio-frequency superconducting quantum interference devices on MgB2 thin films is presented. The variable-thickness bridge was prepared by a combination of optical lithography and of the scratching by an…

Superconductivity · Physics 2011-04-12 M. Gregor , T. Plecenik , M. Prascak , R. Micunek , M. Kubinec , V. Gasparik , M. Grajcar , P. Kus , A. Plecenik

In this work, we study the current phase relation ($C\Phi R$) of lithographically fabricated molybdenum germanium (MoGe) nanobridges, which is intimately linked to the nanobridge kinetic inductance. We do this by imbedding the nanobridges…

Superconductivity · Physics 2021-08-11 H. Dausy , L. Nulens , B. Raes , M. J. Van Bael , J. Van de Vondel

We report on the fabrication and electrical transport properties of superconducting quantum interference devices (SQUIDs) made from a (Bi_{1-x}Sb_x)_2Se_3 topological insulator (TI) nanoribbon (NR) connected with Pb0.5In0.5 superconducting…

Superconductivity · Physics 2018-01-25 Nam-Hee Kim , Hong-Seok Kim , Yiming Yang , Xingyue Peng , Dong Yu , Yong-Joo Doh

The recently discovered superconductor MgB2, with a transition temperature of 39K, has significant potential for future electronics. An essential step is the achievement of Josephson circuits, of which the superconducting quantum…

Superconductivity · Physics 2009-11-07 A. Brinkman , D. Veldhuis , D. Mijatovic , G. Rijnders , D. H. A. Blank , H. Hilgenkamp , H. Rogalla

We investigate electric transport and noise properties of microstrip-type submicron direct current superconducting quantum interference devices (dc SQUIDs) based on Nb thin films and overdamped Josephson junctions with a HfTi barrier. The…

A nanometer-sized superconducting quantum interference device (nanoSQUID) is fabricated on the apex of a sharp quartz tip and integrated into a scanning SQUID microscope. A simple self-aligned fabrication method results in nanoSQUIDs with…

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