Wang, H., Liu, M., Li, J., Feng, S., Hou, Y., Cheng, M. K., Cao, K., Meng, F., Chen, J., Xu, Z., Lu, Y. (2026). Flexural phonon instability defines intrinsic van der Waals elastic limits in the interlayer direction. Nature Communications. https://doi.org/10.1038/s41467-026-74353-w