7.1 Upconverting Nanoparticles - Tacking challenges of biophotonics applications 

It really helps me to understand overall concept of UCNP. Thank you for the uplaoding.

Thank you for uploading this video. The animation video of energy transfer upconversion really helped me to understand the basic concept. Thank you again.

I sincerely thank you for the explanaton it helped me alot

Great Presentation

Sorry for my bad English. Can someone explain to me why in the probability plot as a function of radius for the 4f orbital the Y axis has a value of 1.2 if it is assumed that it cannot be greater than one?