This study examines how spectral slope and Lempel-Ziv complexity change across sleep stages and tasks, finding that narrowband slope uniquely correlates with task performance.

eNeuro · Mar 1, 2024Peer-reviewedNeuroscience

Sleep spindle maturation enhances slow oscillation-spindle coupling

Ann‐Kathrin Joechner, Michael A Hahn, Georg Gruber, Kerstin Hoedlmoser, Markus Werkle‐Bergner

This study examines how sleep spindle maturation affects slow oscillation-spindle coupling across different age groups in children.

eLife · Oct 18, 2023Peer-reviewedNeuroscience

An evolutionary conserved division-of-laborbetween hippocampal and neocortical sharp-wave ripplesorganizes information transfer during sleep

Frank J. van Schalkwijk, Jan Weber, Michael A Hahn, Janna D. Lendner, Marion Inostroza, Jack J. Lin, Randolph F. Helfrich

The paper reveals that hippocampal and neocortical sharp-wave ripples have distinct functional roles during sleep, with hippocampal ripples promoting information transfer and neocortical ripples reducing interference.

bioRxiv · Oct 19, 2022 · PreprintNeuroscience

Slow oscillation-spindle coupling strength predicts real-life gross-motor learning in adolescents and adults

Michael A Hahn, Kathrin Bothe, Dominik Philip Johannes Heib, Manuel Schabus, Randolph F. Helfrich, Kerstin Hoedlmoser

The paper shows that stronger coupling between slow oscillations and spindles during sleep predicts better motor learning in adolescents and adults.

eLife · Feb 7, 2022Peer-reviewedNeuroscience