TOF mass spectra of zircon M257 measured by VUV laser desorption ionization

Author:

Liu Feng1,Shi Haoyu1,Liang Kui1,Wang Jia1,Long Tao2,Li Zhanping3,Mo Yuxiang1ORCID

Affiliation:

1. Department of Physics, State Key Laboratory of Low-Dimensional Quantum Physics, Tsinghua University, Beijing 100084, China

2. Institute of Geology, Chinese Academy of Geological Sciences, Beijing SHRIMP Center, Beijing, China

3. Department of Chemistry, Beijing Key Laboratory of Microanalytical Methods and Instrumentation, Tsinghua University, Beijing, 100084, China

Abstract

The time-of-flight mass spectrum of zircon M257 was measured using a VUV laser desorption/ionization method. The VUV laser scanned an area of 10 × 10 μm2 with a step of 0.5 μm, in total 30 layers and 6000 laser pulses, resulting in a depth of ∼20 nm.

Funder

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

Spectroscopy,Analytical Chemistry

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