Advances in fluxgate sensors

P Ripka - Sensors and Actuators A: Physical, 2003 - Elsevier
This paper reviews recent achievements in the technology and design of fluxgate sensors
and magnetometers. The major recent trends were decreasing of the sensor size, power …

Recent progress of fluxgate magnetic sensors: Basic research and application

S Wei, X Liao, H Zhang, J Pang, Y Zhou - Sensors, 2021 - mdpi.com
Fluxgate magnetic sensors are especially important in detecting weak magnetic fields. The
mechanism of a fluxgate magnetic sensor is based on Faraday's law of electromagnetic …

A hybrid magnetometer towards femtotesla sensitivity under ambient conditions

Y **e, H Yu, Y Zhu, X Qin, X Rong, CK Duan, J Du - Science Bulletin, 2021 - Elsevier
Detecting magnetic field is of great importance for many applications, such as
magnetoencephalography and underground prospecting. There have been many …

1-pT noise fluxgate magnetometer for geomagnetic measurements and unshielded magnetocardiography

M Janosek, M Butta, M Dressler… - IEEE Transactions …, 2019 - ieeexplore.ieee.org
We present the development of a low-noise, fundamental-mode, orthogonal fluxgate
magnetometer with four amorphous, annealed ferromagnetic wires. The 1-Hz noise …

[BOOK][B] Magnetism: II-Materials and Applications

ET De Lacheisserie, D Gignoux, M Schlenker - 2012 - books.google.com
This book deals with the basic phenomena that govern the magnetic properties of matter,
with magnetic materials and with the applications of magnetism in science, technology and …

Noise activated nonlinear dynamic sensors

L Gammaitoni, AR Bulsara - Physical review letters, 2002 - APS
We introduce a novel dynamical description for a wide class of nonlinear physical sensors
operating in a noisy environment. The presence of unknown physical signals is assessed …

Flux-gate magnetometers design peculiarities

V Korepanov, A Marusenkov - Surveys in geophysics, 2012 - Springer
The most widespread instrument used today for the measurement of quasi-stationary and
slowly fluctuating vector magnetic fields is a flux-gate magnetometer (FGM). The most …

Signal detection via residence-time asymmetry in noisy bistable devices

AR Bulsara, C Seberino, L Gammaitoni, MF Karlsson… - Physical Review E, 2003 - APS
We introduce a dynamical readout description for a wide class of nonlinear dynamic sensors
operating in a noisy environment. The presence of weak unknown signals is assessed via …

A magnetic sensor with amorphous wire

D He, M Shiwa - Sensors, 2014 - mdpi.com
Using a FeCoSiB amorphous wire and a coil wrapped around it, we have developed a
sensitive magnetic sensor. When a 5 mm long amorphous wire with the diameter of 0.1 mm …

Parallel fluxgate magnetometers

M Janosek - High Sensitivity Magnetometers, 2017 - Springer
This chapter gives a brief overview of parallel fluxgate development, technology and
performance. Starting from theoretical background through derivation of fluxgate gating …