
Illumination at 455 nm can accelerate the phase transition from semiconducting 2H to metallic 1T phase in 2D transition metal dichalcogenides by up to six orders of magnitude, enabled by a photoredox process that improves the rate-limiting charge-transfer kinetics.


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Chemical lithiation of two-dimensional transition metal dichalcogenides can be accelerated by up to six orders of magnitude using low-power illumination and a variety of phase transition agents.

Photoredox phase engineering of transition metal dichalcogenides - Nature

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Accelerating Phase Transition in 2D Transition Metal Dichalcogenides through Photoredox Engineering
