https://www.osti.gov/pages/biblio/1893139-uncovering-surface-plasmon-optical-resonances-nanohole-arrays-through-interferometric-photoemission-electron-microscopy
Uncovering surface plasmon optical resonances in nanohole arrays through interferometric...
The U.S. Department of Energy's Office of Scientific and Technical Information
surface plasmonuncoveringopticalresonancesnanohole