Baluschev, Stanislav MPI for Polymer Research, Max Planck Society;
Yakutkin, V. MPI for Polymer Research, Max Planck Society;
Wegner, Gerhard MPI for Polymer Research, Max Planck Society;
Baluschev, S., Miteva, T., Yakutkin, V., Nelles, G., Yasuda, A., & Wegner, G. (2006). Up-conversion fluorescence: Noncoherent excitation by sunlight. Physical Review Letters, 97(14): 143903. doi:10.1103/PhysRevLett.97.143903.