Preparing photochromic nanofibers and animal cells using a photochromic compound of 1 ',3 ',3 '-trimethyl-6-nitrospiro (2H-1-benzopyran-2,2 '-indoline)
Preparing photochromic nanofibers and animal cells using a photochromic compound of 1 ',3 ',3 '-trimethyl-6-nitrospiro (2H-1-benzopyran-2,2 '-indoline)Preparing photochromic nanofibers and animal cell