J. E. Ramírez-Hernández

NIR-to-NIR two-photon excited CaF2:Tm3+,Yb3+ nanoparticles: multifunctional nanoprobes for highly penetrating fluorescence bio-imaging.

Marco Pedroni, Daniel Jaque, Andrea Sbarbati, 2011, ACS nano.

Deep tissue bio-imaging using two-photon excited CdTe fluorescent quantum dots working within the biological window.

J. G. Solé, L. M. Maestro, D. Jaque, 2012, Nanoscale.