Ultrafast stop band kinetics in a three-dimensional opal-<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi mathvariant="normal">V</mml:mi><mml:msub><mml:mi mathvariant="normal">O</mml:mi><mml:mn>2</mml:mn></mml:msub></mml:mrow></mml:math>photonic crystal controlled by a photoinduced semiconductor-metal phase transition

The temporal evolution of the photonic stop band shift governed by the photoinduced phase transition in a three-dimensional photonic crystal based on opal-va...