2 papers
cond-mat.mes-hall2025
Pronounced scale-dependent charge carrier density in graphene quantum Hall devices
Ziqiang Kong, Yu Feng, Han Gao +19
The miniaturization of quantum Hall resistance standards (QHRS) using epitaxial graphene on silicon carbide necessitates understanding how device dimensions impact performance. Thi…
cond-mat.mtrl-sci2024
Measuring Minority Carrier Diffusion Length Using High-Injection Scanning Photocurrent Microscopy
Xiujun Lian, Hanwei Gao
Scanning photocurrent microscopy (SPCM) has been widely used for characterizing charge transport properties, in particular, the minority carrier diffusion length of semiconductors.…