Recently, Yang et al. introduces the twisting degree of freedom into nonlinear optics and demonstrates tunable second-order nonlinear optical response in twisted bilayer graphene. The results open a new route to future nonlinear photonic and optoelectronic applications.

中文翻译：

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扭曲可调谐非线性光学

最近，Yang等。将扭曲的自由度引入非线性光学，并演示了扭曲的双层石墨烯中的可调二阶非线性光学响应。结果为未来的非线性光子和光电应用开辟了一条新途径。