Zang, D., Li, J., Chen, Z., Zhai, Z., Geng, X., & Binks, B. P. (2015). Switchable opening and closing of a liquid marble via ultrasonic levitation. Langmuir : the ACS journal of surfaces and colloids, 31(42), 11502-11507. https://doi.org/10.1021/acs.langmuir.5b02917