Photochromic holo-cellulose wood-based aerogel grafted ...
Photochromic holo-cellulose wood-based aerogel grafted azobenzene derivative by SI-ATRP Highlights•The wood was delignified to prepare holo-cellulose wood-based aerogel.•An unexpected photochromic wood aerogel was firstly fabricated via SI-ATRP.•The modified wood aerogel still has good compression resilience.•Modified wood aerogel shows reversible photochromic behavior under UV …