Fig.2 世界初の迷路磁区を使った磁気光学Qスイッチレーザー (IMAGE) Toyohashi University of Technology (TUT) Caption Labyrinth-shaped magnetic domains in the magnetic film can be erased by applying a magnetic field, drastically and quickly changing the peak power output of the laser. Credit COPYRIGHT (C) TOYOHASHI UNIVERSITY OF TECHNOLOGY. ALL RIGHTS RESERVED. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.