The review article provides a comprehensive overview of the fundamentals of MPP, including the multiphoton absorption theorem, MPP devices, and the MPP process. It also discusses the materials ...

During experiments to explore the use of DsRed for multiphoton confocal imaging 6, we found that exposure to a femtosecond-pulsed laser beam caused a color change in DsRed fluorescence from red to ...

The maximum absorption wavelength of silicon solar ... Tm³⁺) excited by long-wavelength NIR light generate strong multiphoton (≥3 photons) upconversion emission and downshifted luminescence ...