2024-01-31 | Terahertz field-induced nonlinear coupling of two magnon modes in an antiferromagnet – Nature Physics. Zhuquan Zhang, Frank Y. Gao, Jonathan B. Curtis, Zi-Jie Liu, Yu-Che Chien, Alexander von Hoegen, Man Tou Wong, Takayuki Kurihara, Tohru Suemoto, Prineha Narang*, Edoardo Baldini & Keith A. Nelson.