Semiconductor microdisks can be detached from their substrate and used as free-standing laser “particles” exhibiting room-temperature single-mode lasing. Silica-coated laser particles embedded in hydrogels display sub-nm linewidths and sub-20-pJ thresholds.
© 2018 The Author(s)
You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an OSA member, or as an authorized user of your institution.
Contact your librarian or system administrator
Login to access OSA Member Subscription