Topic · Atomic and Molecular Physics, and Optics · Physics and Astronomy
OpenAlex topic; a paper is listed when OpenAlex scores it at least 0.5 for this topic.
34 papers
Rasmus Zetter, Joonas Iivanainen, Lauri T. Parkkonen
This paper develops and validates a co-registration method for on-scalp MEG systems, improving accuracy and ease of use compared to traditional methods.
Joonas Iivanainen, Rasmus Zetter, Mikael Grön…·Lauri T. Parkkonen
This paper describes an on-scalp MEG system using optically-pumped magnetometers with external compensation coils to reduce ambient magnetic fields and improve sensor performance.
Rasmus Zetter, Joonas Iivanainen, Matti Stenroos, Lauri T. Parkkonen
This study quantifies the requirements for sensor coregistration accuracy in on-scalp MEG systems using simulations, finding that position errors have a larger impact than orientation errors.
Joonas Iivanainen, Matti Stenroos, Lauri T. Parkkonen
This study compares the performance of on-scalp OPM arrays with a standard SQUID array in MEG, finding higher signal power and information capacity in OPMs.