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Decoupled few-femtosecond phase transitions in vanadium dioxide

The nature of the insulator-to-metal phase transition in vanadium dioxide (VO2) is one of the longest-standing problems in …

Christian Brahms, Lin Zhang, Xiao Shen, Utso Bhattacharya, Maria Recasens, Johann Osmond, Tobias Grass, Ravindra W Chhajlany, Kent A Hallman, Richard F Haglund, Sokrates T Pantelides, Maciej Lewenstein, John C. Travers, Allan S Johnson