 
Just a straight scan can be an interesting way of creating an image
 
You can use a scanner to create an image - try rolling your head as the scanner bar moves
 
stretching part of the image by thinking about when and how you move the object you are scanning
 
Matus - multiple scans - links well to David Hockney
 
scanning mixing found objects and x-rays Giang Nguyen Hoang
weblinks
scanography - ok hate the word but excellent website 
click here
Stuart Nelson 
click here
Mike Leale 
click here