Fabrication of nitrogen vacancy color centers by femtosecond pulse laser illumination

Yan Liu, Gengxu Chen, Min Song, Xueting Ci, Botao Wu, E. Wu, Heping Zeng

Research output: Contribution to journalArticlepeer-review

54 Scopus citations

Abstract

We report on a novel method to fabricate single, multiple and large-area high-density ensembles of nitrogen vacancy (NV) color centers in synthetic type Ib bulk diamond by femtosecond laser illumination. Electron beams generated in propagation of intense infrared laser pulses in air sputtered on a diamond sample under high temperature aroused by the laser illumination, creating NV color centers. Typical photoluminescence (PL) spectra of NV centers could be observed on the illuminated spots. Photon streams from individual photoluminescent points exhibited anti-bunching effect by the second-order correlation measurement, evidencing single and multiple photon-emitters around the laser illuminated spots.

Original languageEnglish
Pages (from-to)12843-12848
Number of pages6
JournalOptics Express
Volume21
Issue number10
DOIs
StatePublished - 20 May 2013

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