Magnetic resonance imaging articles from across Nature Portfolio Magnetic resonance imaging (MRI) is a non-invasive biomedical imaging technique that uses a strong oscillating magnetic field to ...

Resonant measurement techniques are the most precise methods for determining the permittivity of low-loss materials. Resonant methods can be implemented many ways. This work introduces a method of ...

Optical biosensors have attracted much attention for their excellent sensitivity, fast response and label-free detection capabilities. Despite these advantages, conventional surface plasmon resonance ...