Nanoparticles

The UV-absorptive chitosan nanospheres are more than just a light filter. The material also controls the release of the encapsulated active material. (Image credit: Chulalongkorn University)

The UV-absorptive chitosan nanospheres are more than just a light filter. The material also controls the release of the encapsulated active material. (Image credit: Chulalongkorn University)