Abstract: The accurate detection and classification of invisible weld defects is very important to ensure the quality of welding products. A magneto-optical (MO) imaging detection system excited by a ...

Max Planck Institute of Microstructure Physics, Weinberg 2, Halle 06120, Germany Institute of Physics, Martin Luther University Halle-Wittenberg, Von-Danckelmann-Platz 3, Halle 06120, Germany ...

The external manipulation of spins through magnetic or optical fields is a foundation for a wide array of applications, ranging from magnetic resonance imaging (MRI) to coherent state control in ...