Recent Advances in FePt Nanoparticles for Biomedicine

Figure 3

Fluorescence data (a) of the NOPS-labeled FePt nanoparticles (1-photon excitation, wavelength: 488 nm). Bright luminescence (b) of the NOPS-labeled and unlabeled FePt core-shell nanoparticles (multiphoton excitation, two wavelength intervals (green: bandpass 490 nm–560 nm, red: bandpass 570 nm–640 nm)) [58].

(a)

(b)