Phase Noise of SAW Delay Line Magnetic Field Sensors

Autor: Phillip Durdaut, Cai Müller, Anne Kittmann, Viktor Schell, Andreas Bahr, Eckhard Quandt, Reinhard Knöchel, Michael Höft, Jeffrey McCord

Publikováno v: Sensors, Vol 21, Iss 16, p 5631 (2021)

Surface acoustic wave (SAW) sensors for the detection of magnetic fields are currently being studied scientifically in many ways, especially since both their sensitivity as well as their detectivity could be significantly improved by the utilization

Externí odkaz: https://doaj.org/article/de15256c86a4407b99df203a62172a6f

Remote Characterization of Particle Streams With a Multistatic Dual Frequency Millimeter-Wave Radar

Autor: Michael Hoft, Reinhard Knöchel, Alwin Reinhardt, Alexander Teplyuk

Publikováno v: IEEE Transactions on Microwave Theory and Techniques. 66:5825-5832

A multistatic dual frequency continuous-wave radar sensor with separated transmitters and receivers operating at 91.5 and 150.3 GHz is developed and used to monitor particle streams remotely through a dielectric wall. The streams consist of low conce

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::72d6425b8801c52e6c8dbda6dd40717a
https://doi.org/10.1109/tmtt.2018.2857823

Fundamental Noise Limits and Sensitivity of Piezoelectrically Driven Magnetoelastic Cantilevers

Autor: Franz Faupel, Christine Kirchhof, Eckhard Quandt, Michael Hoft, Benjamin Spetzler, Reinhard Knöchel, Dirk Meyners, Enrico Rubiola, Cai Müller, Jeffrey McCord, Jean-Michel Friedt, Phillip Durdaut

Publikováno v: Journal of Microelectromechanical Systems
Journal of Microelectromechanical Systems, Institute of Electrical and Electronics Engineers, 2020, 29 (5), pp.1347-1361

International audience; Magnetoelastic sensors for the detection of low-frequency and low-amplitude magnetic fields are in the focus of research for more than 30 years. In order to minimize the limit of detection (LOD) of such sensor systems, it is o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::55e2fd8c07bf4e24f1ce35867bf800e0
https://hal.archives-ouvertes.fr/hal-02993766

Noise Limits in Thin-Film Magnetoelectric Sensors With Magnetic Frequency Conversion

Autor: Volker Röbisch, Phillip Durdaut, Jens Reermann, Jeffrey McCord, Dirk Meyners, Matic Jovičević Klug, Sebastian Salzer, Reinhard Knöchel, Michael Hoft

Publikováno v: IEEE Sensors Journal. 18:596-604

To enable the measurement of low-frequency magnetic signals with cantilever type thin-film magnetoelectric sensors, magnetic frequency conversion transfers the frequency of the desired signal into the mechanical resonance of the cantilever. The syste

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::fa60c76541e58365cb8ae0018e8b1723
https://doi.org/10.1109/jsen.2017.2776039

Modeling and Analysis of Noise Sources for Thin-Film Magnetoelectric Sensors Based on the Delta-E Effect

Autor: Franz Faupel, Christine Kirchhof, Eckhard Quandt, Michael Hoft, Jens Reermann, Sebastian Zabel, Gerhard Schmidt, Phillip Durdaut, Reinhard Knöchel

Publikováno v: IEEE Transactions on Instrumentation and Measurement. 66:2771-2779

We present a comprehensive noise model for an electromechanical resonator that is utilized as a magnetic field sensor. The cantilever-type sensor is coated with a magnetostrictive film that exhibits a change in elastic modulus E with a magnetic field

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::06b5cb931053f6bd9293cb1b0f5423ff
https://doi.org/10.1109/tim.2017.2709478