Authors are permitted to deposit all versions of their papers in institutional or subject repositories, embargo not applied.

The paper version includes:

• Preprint
• Author's Accepted Manuscript
• Published article (Version of Record)

Authors may deposit and use the paper version as follows:

• on the personal website
• on the company or institutional repository
• on subject repositories
• with individuals requesting personal use for teaching and training within the author's institution and also as part of an author's grant applications

This policy is recorded in Sherpa Romeo - Sherpa Romeo is an online resource that aggregates and analyses publisher open access policies from around the world and provides summaries of publisher copyright and open access archiving policies on a journal-by-journal basis.