Presentation 2004/2/27
Thermal origin of readout mechanism on super resolution near-field structure disk : Appearance of super resolutional readout by thermal effect
Masashi KUWAHARA, Takayuki SHIMA, Junji TOMINAGA,
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Abstract(in English) It is reported that the optical near-field and surface olasmon around metal particles play an important role in the readout mechanism of the light scattering type super-resolution near-field structure (LS-Super-RENS) disk. However, neither has been proven by experimental data yet. We clarified that thermal effect induced by the incident laser light can mainly work on the readout mechanism. Additionally, super resolutional readout was also observed on the optical disk without metal particles, and that means the optical near-field and surface plasmon are not necessary to be contributed to the main readout mechanism. We propose a new super resolutional readout mechanism based on thermoreflectance phenomenon.
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Keyword(in English) Optical disk / Super resolutinal readout / AglnSbTe / Super-RENS / Thermal conductivity / Thermoreflectance
Paper # MR2003-62,CPM2003-193
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Committee CPM
Conference Date 2004/2/27(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) Thermal origin of readout mechanism on super resolution near-field structure disk : Appearance of super resolutional readout by thermal effect
Sub Title (in English)
Keyword(1) Optical disk
Keyword(2) Super resolutinal readout
Keyword(3) AglnSbTe
Keyword(4) Super-RENS
Keyword(5) Thermal conductivity
Keyword(6) Thermoreflectance
1st Author's Name Masashi KUWAHARA
1st Author's Affiliation National Institute of Advanced Industrial Science and Technology (AIST), Center for Applied Near-Field Optics Research (CAN-FOR)()
2nd Author's Name Takayuki SHIMA
2nd Author's Affiliation National Institute of Advanced Industrial Science and Technology (AIST), Center for Applied Near-Field Optics Research (CAN-FOR)
3rd Author's Name Junji TOMINAGA
3rd Author's Affiliation National Institute of Advanced Industrial Science and Technology (AIST), Center for Applied Near-Field Optics Research (CAN-FOR)
Date 2004/2/27
Paper # MR2003-62,CPM2003-193
Volume (vol) vol.103
Number (no) 696
Page pp.pp.-
#Pages 6
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