哲学板を救う方法

http://scitation.aip.org/content/aip/journal/apl/103/24/10.1063/1.4841975
Switching of localized surface plasmon resonance of gold nanoparticles on a GeSbTe film mediated by nanoscale phase change and modification of surface morphology
T. Hira, T. Homma, T. Uchiyama, K. Kuwamura and T. Saiki