October 2, 2025Advanced ScienceOpen Access

Sensitive Sub‐THz Photodetection in Twisted Graphene with Broad Spectral Response

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The transistor shows an optimized responsivity of 16.9 A W−1 at 0.3 THz, enhancing sensitivity.
The photothermoelectric effect and bolometric effect contribute to the device's broad spectral response.
Moiré superlattice engineering allows for tunable bandgaps, significantly improving performance.
Operating temperature range extends from 4.5 K up to room temperature, indicating potential practical applications.

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The study demonstrates enhanced photodetection using twisted graphene with altered bandgaps, suggesting improved efficiency.

Wu et al. (2025) studied this question.

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