| abstract |
Embodiments of the present disclosure describe a negative photochromatic material. Embodiments of the present disclosure further describe a method of tuning a negative photochromatic material comprising selecting an amine donor group, selecting an acceptor group, and contacting at least the selected amine donor group and the selected acceptor group to form a negative photochromatic material, wherein one or more of the selected amine donor group and the selected acceptor group tune at least an absorption range of the negative photochromatic material. |