Nuckolls, K. P., Scheer, M. G., Wong, D., Oh, M., Lee, R. L., Herzog-Arbeitman, J., Watanabe, K., Taniguchi, T., Lian, B., Yazdani, A. (2025). Spectroscopy of the fractal Hofstadter energy spectrum. Nature. https://doi.org/10.1038/s41586-024-08550-2