Hoarfrost, deposit of ice crystals on objects exposed to the free air, such as grass blades, tree branches, or leaves. It is formed by direct condensation of water vapour to ice at temperatures below freezing and occurs when air is brought to its frost point by cooling. Hoarfrost is formed by a
Hoar frost photography - The Canadian Nature Photorapher
7i - Surface Hoar
HESS - Delineation of dew formation zones in Iran using long-term model simulations and cluster analysis
Frosty phenomenon in Iowa: the difference between hoarfrost and rime ice – Homegrown Iowan
Experimental Setup Simulating Hoarfrost Formation on Roadways, Journal of Cold Regions Engineering
Surface Snow, Firn and Ice Core Composition in Polar Areas in Relation to Atmospheric Aerosol and Gas Concentrations: Critical Aspects
Crystalline Entities – Snow, Hoarfrost and Rime Ice
Hoarfrost or Rime Ice? – West Valley Naturalists
Deposition (Phase Transition) : Applications, PDF, Water Vapor
Hoar Frost - an overview
Vapor sublimation and deposition to build porous particles and composites