Retraction notices

Photon–phonon anti-stokes upconversion of a photonically, electronically, and thermally isolated opal

Type
Retraction
Notice date
8/28/2019 0:00
Journal
Applied Physics B
Publisher
Springer
Notice DOI
10.1007/s00340-019-7252-6
Original paper DOI
10.1007/s00340-016-6392-1

Reasons

Matching venue names

Name match only, not an authoritative journal identifier.