Energy localization in three-dimensional nanostructure

Credit: Light: Science & Applications

a) Schematic diagram of structure and working principle of self-rolled PTE detector; b) Simulated electric field distribution in the device under light illumination; c) Photovoltage-time curves of tubular detectors and planar detectors illuminated by a 940 nm laser.

« Energy localization in three-dimensional nanostructure

Credit: Light: Science & Applications

a) Scanning electron microscopy image of tubular detector with the coordinate system, and diagram showing the photocurrent of the self-driven device dependent on the illumination position; b) Corresponding self-driven photocurrent mapping results.

« Energy localization in three-dimensional nanostructure

Credit: Light: Science & Applications

a) Schematic diagram of wide-angle detection and angle-resolved photovoltage supported by rolled-up detector; b) Images attained by the self-rolled PTE detector with incident light’s polarization angles of 0° and 90° with respect to tube axis.

« Energy localization in three-dimensional nanostructure

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