Good island idea with the bar across the bottom of the table. You could enclose half of the table and make shallow shelves in it. You could also add a small bookshelf area on one end, yet give you work area on the top and enough room for a couple of stools, like a bar.
Visually expand the look of a small kitchen by removing the doors form a corner cabinet. More open storage ideas: http://www.bhg.com/kitchen/storage/organization/open-storage-ideas/?socsrc=bhgpin122613colorfuldishes&page=11