Near-Infrared Photoresponse of Silicon Nanowire Photodiodes (Figure) (IMAGE)

Pohang University of Science & Technology (POSTECH)

Near-Infrared Photoresponse of Silicon Nanowire Photodiodes (Figure)

Caption

-Top: Image of SEM

Upper nanocone of the hourglass-shaped nanowires applied to the photodiode activation surface and its lateral expansion image

-Left: 8 inch of Wafer

Silicon wafer where modules of the photodiode are integrated

-Middle: Hourglass-shaped Photodiode Module

Photodiode module cut from the wafer and packaged

-Right: Whispering-Gallery Resonance

Resonance occurring in the nanocones of the hourglass-shaped nanowires

-Bottom: Demonstration of a heart-rate measurement system

Heart-rate measurement system with the photodiode module applied

Credit

Pohang University of Science and Technology(POSTECH)

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