User Interface for bigger resolutions like on Tablets

I thought of a two column view: On the left side the list of the notes, and right the open note.
This could be also used on 4'' phones in landscape view.

any further ideas?

Useful links:
http://developer.android.com/guide/practices/tablets-and-handsets.html
http://android-developers.blogspot.com/2011/09/preparing-for-handsets.html
http://developer.android.com/guide/practices/screens_support.html
http://android-developers.blogspot.com/2011/02/android-30-fragments-api.html