Thin film magnetoelectric sensors toward biomagnetism: materials, devices, and applications

C Dong, X Liang, J Gao, H Chen, Y He… - Advanced Electronic …, 2022 - Wiley Online Library
Since the discovery of strong magnetoelectric (ME) coupling in two‐phase ME laminate
composites, strain mediated ME heterostructures have found practical applications in …

[HTML][HTML] Exchange biased delta-E effect enables the detection of low frequency pT magnetic fields with simultaneous localization

B Spetzler, C Bald, P Durdaut, J Reermann… - Scientific reports, 2021 - nature.com
Delta-E effect sensors are based on magnetoelectric resonators that detune in a magnetic
field due to the delta-E effect of the magnetostrictive material. In recent years, such sensors …

Inverse bilayer magnetoelectric thin film sensor

E Yarar, S Salzer, V Hrkac, A Piorra, M Höft… - Applied Physics …, 2016 - pubs.aip.org
Prior investigations on magnetoelectric (ME) thin film sensors using amorphous FeCoSiB as
a magnetostrictive layer and AlN as a piezoelectric layer revealed a limit of detection (LOD) …

Electrically modulated magnetoelectric AlN/FeCoSiB film composites for DC magnetic field sensing

P Hayes, V Schell, S Salzer, D Burdin… - Journal of Physics D …, 2018 - iopscience.iop.org
Measurements of the converse magnetoelectric effect, observed for mesoscopic cantilever
type magnetoelectric composites, are presented. The silicon based samples employ 2 µm of …

Magnetic sensitivity of bending-mode delta-E-effect sensors

B Spetzler, C Kirchhof, E Quandt, J McCord… - Physical Review Applied, 2019 - APS
In recent years, magnetoelectric Delta-E-effect sensors have proven the potential to detect
low-frequency and low-amplitude magnetic fields, while being fully integrable. The magnetic …

Frequency tunable resonant magnetoelectric sensors for the detection of weak magnetic field

J Su, F Niekiel, S Fichtner, C Kirchhof… - Journal of …, 2020 - iopscience.iop.org
This paper reports on frequency tunable MEMS magnetoelectric (ME) sensors. Different
designs are studied in respect to ME voltage coefficient and frequency tunability. Compared …

Tailoring the magnetomechanical power efficiency of metallic glasses for magneto-electric devices

X Zhuang, X Xu, X Zhang, Y Sun, B Yan, L Liu… - Journal of Applied …, 2022 - pubs.aip.org
Metallic glasses with high magnetomechanical power efficiency are widely used in
laminated magneto-electric devices, from passive magnetometers and solid-state converters …

[HTML][HTML] What MEMS research and development can learn from a production environment

MF Niekiel, JM Meyer, H Lewitz, A Kittmann, MA Nowak… - Sensors, 2023 - mdpi.com
The intricate interdependency of device design and fabrication process complicates the
development of microelectromechanical systems (MEMS). Commercial pressure has …

Time-resolved scanning electron microscopy with polarization analysis

R Frömter, F Kloodt, S Rößler, A Frauen… - Applied Physics …, 2016 - pubs.aip.org
We demonstrate the feasibility of investigating periodically driven magnetization dynamics in
a scanning electron microscope with polarization analysis based on spin-polarized low …

Alternating Magnetic Force Microscopy: Effect of Si doping on the temporal performance degradation of amorphous FeCoB magnetic tips

MV Makarova, Y Akaishi, T Ikarashi, KS Rao… - Journal of Magnetism …, 2019 - Elsevier
In order to increase the resolution of traditional MFM and extend its applications in the past,
we created an Alternating Magnetic Force Microscopy (A-MFM) with a magnetic force …