Femtosecond-laser ablation of monolayer molybdenum disulfide (MoS2) on sapphire

Joel M. Solomon, Hsin Yu Yao, Li Syuan Lu, Wen-Hao Chang, Tsing Hua Her

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

Single-shot femtosecond laser ablation of monolayer molybdenum disulfide is demonstrated. An ablation threshold was found 0.9 nJ/m2, which is too low for two-photon photoionization alone. We show that surface defects and avalanche ionization are important.

Original languageEnglish
Title of host publication2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781943580576
DOIs
StatePublished - 1 May 2019
Event2019 Conference on Lasers and Electro-Optics, CLEO 2019 - San Jose, United States
Duration: 5 May 201910 May 2019

Publication series

Name2019 Conference on Lasers and Electro-Optics, CLEO 2019 - Proceedings

Conference

Conference2019 Conference on Lasers and Electro-Optics, CLEO 2019
CountryUnited States
CitySan Jose
Period5/05/1910/05/19

Fingerprint Dive into the research topics of 'Femtosecond-laser ablation of monolayer molybdenum disulfide (MoS<sub>2</sub>) on sapphire'. Together they form a unique fingerprint.

Cite this