The Scanning TMR Microscope for Biosensor Applications

We present a novel tunnel magnetoresistance (TMR) scanning microscope set-up capable of quantitatively imaging the magnetic stray field patterns of micron-sized elements in 3D. By incorporating an Anderson loop measurement circuit for impedance matching, we are able to detect magnetoresistance chang...

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Bibliographic Details
Main Authors: Vyas, Kunal N., Love, David M., Ionescu, Adrian, Llandro, Justin, Kollu, Pratap, Mitrelias, Thanos, Holmes, Stuart, Barnes, Crispin H. W.
Format: Online
Language:English
Published: MDPI 2015
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4493544/