Application
Art photography is a way in which the photographer express's them selfs, It can include all genres such as romance, comedy and Horror. There are many photographers which take pictures that are Art like Alfred Stieglitz, Edward Steichen and Edward Weston.
Alfred Stieglitz took mainly pictures of hands and Women.
Context
Art photography can be displayed in many different ways from just being Stuck/Pinned to a board to haveing it displayed in a photoframe, this gives the photo a different look about it and what ever the pictrue is the boarding might fit in with the picture.
Texture
Art photography gets printed on many different things including paper/card, Billboards, if you want everyone to see your art, maily used for advertiment or some pictures have ben projected on to the wall which gives it a different texture.
The set of art photographers work all depends on what they are takeing, they might need to go out to different places like London, Paris or New York or they can just set it up in a studio and take pictures with out going any where.