Oliff PLC
Near-field light generator including a waveguide and a plasmon generator
A plasmon generator includes a first portion and a second portion that are adjacent in a first direction orthogonal to the direction of travel of light propagating through a core. The second portion includes a front end face located in a medium facing surface of a magnetic head. The core has a concave portion recessed from the top surface of the core. At least part of the first portion is received in the concave portion. The concave portion has a surface including an evanescent light generating portion. The first portion includes a plasmon exciting portion opposed to the evanescent light generating portion. The evanescent light generating portion is inclined relative to a first surface.
HEADWAY TECHNOLOGIES, INC. SAE MAGNETICS (H.K.) LTD.
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Hiroyuki Shigeki Yoshitaka Hironori Ryuji Hideo
Ito Tanemura Sasaki Araki Fujii Mamiya