To view Outlook emails in Windows Explorer you need to first open windows explorer, adjust the view as you would like it, and then apply the view that you are using to for the current folder to all folders of this type.
Adjust the default view to help make the view more like what is seen in Outlook –
1. View details.
2. Add the Author Field.
3. Remove the size field (optional).
4. Turn on the preview pane.
5. Sort the files in date order with the most recent files at the top.
6. Go to Tools -> Folder Options -> View -> Apply to Folders