Unavailability of article links on June 14th

Our supplier will be performing routine maintenance on our link resolver SFX on Sunday June 14th between 07:00 and 11:00 BST. SFX will be unavailable for much of this time, meaning that not all links to our electronic resources will work correctly.

We apologise for any inconvenience caused.

Science Direct currently unavailable

Access to the Science Direct database is currently unavailable. The supplier is working on a resolution.

We apologise for any inconvenience this may cause.

This issue is now resolved.