Exciton

Upconversion photoluminescence in carbon nanotubes featured image

Upconversion photoluminescence in carbon nanotubes

PL and UCPL spectra for the same SWNT. Introduction Our research delves into an exciting optical phenomenon called upconversion photoluminescence, where materials absorb …

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Daichi Kozawa
Photocarrier relaxation pathway in two-dimensional semiconductors featured image

Photocarrier relaxation pathway in two-dimensional semiconductors

Lattice structures monolayer and bilayer. ©2014 Springer Nature Limited Our research group has revealed the Photocarrier Relaxation Pathway in Two-Dimensional Semiconducting …

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Daichi Kozawa