Plant BiologybioRxivPreprint
Chemistry and Structure of Birch Bark Support Passive Radiative Cooling
Raffaele Perrotta, Mingna Liao, Pengli Li…·Anna Justina Svagan
The paper shows that birch bark and betulin exhibit passive radiative cooling by reflecting solar radiation and emitting mid-infrared heat.
DOI 10.64898/2026.08.27.747190