All the illustrations and photographs from my portfolio are available as printables (photographic and canvas) and also as various merchandise items (T-shirt, mugs, mousepads, coasters...) in my DeviantArt shop.
http://minamzi.deviantart.com/prints/
Click one of the links under the thumbnail to open the wallpaper corresponding to your computer's resolution. The wallpaper will open in a new window or tab, then right-click on "Save image as" and save on your computer or "Set as desktop wallpaper".