From ancient compasses to modern smartphones, magnetometers have quietly shaped how we sense and navigate the world. Let us explore the fundamentals behind these field-detecting devices. Magnetic ...

High-precision magnetometers are used to measure the strength and direction of magnetic fields for various applications. However, many of today's magnetometers must operate at extremely low ...

Space probes utilize magnetometers to measure magnetic fields in space, providing crucial data on celestial bodies' composition and interiors. Magnetometers function through various methods, including ...

The researchers fabricated chip-based interferometers (pictured) to measure how light propagating through a magneto-optic material changed in response to a magnetic field. WASHINGTON — Researchers ...