Elsevier (copyright):
  Can put updated preprint on my website  (with the link) but can't use original
  Cannot (probably) update a preprint archive to published version
  Can email original
AIP (include APL) (copyright):
  Can use AIP formatted article on my web site as long as it include the AIP copyright notice
  Can update preprint archive with my own version and include link
   Notice: Copyright (year) American Institute of Physics. This article may be
downloaded for personal use only. Any other use requires prior permission of
the author and the American Institute of Physics. along with the following
message: The following article appeared in (citation of published Article) and
may be found at (URL/link for published Article abstract)
    http://www.aip.org/pubservs/web_posting_guidelines.html#notices
APS (PRL, PRB, ...) (copyright)
  Can use APS formatted article on my web site as long as it include the APS copyright notice
  Can update preprint archive with my own version and include link
  Notice: "Copyright (year) by the American Physical Society."
  http://librarians.aps.org/faq.html
  Suggests to link to abstract
Nature (licence):
  Can put my own version on my website after 6 months and including link
Science (licence):
  Can put my own version (accepted) on my website and including link
  Can email the Science PDF while warning the recipient not to redistribute
  Have a special free linking to article (one per article)
  posting of preprint after publication on an archive is permitted, not before