Assessing the stability of Cd3As2 Dirac semimetal in humid environments: the influence of defects, steps and surface oxidation

Author:

Zhang Yanxue12345,Nappini Silvia6789ORCID,Sankar Raman10111213ORCID,Bondino Federica6789ORCID,Gao Junfeng12345,Politano Antonio141516917ORCID

Affiliation:

1. Key Laboratory of Materials Modification by Laser, Ion and Electron Beams (Dalian University of Technology)

2. Ministry of Education

3. School of Physics

4. Dalian 116024

5. China

6. Consiglio Nazionale delle Ricerche (CNR)-Istituto Officina dei Materiali (IOM)

7. Laboratorio TASC in Area Science Park

8. 34149 Trieste

9. Italy

10. Center for Condensed Matter Sciences

11. National Taiwan University

12. Taipei 10617

13. Taiwan

14. Department of Physical and Chemical Sciences

15. University of L’Aquila

16. 67100 L’Aquila

17. CNR-IMM Istituto per la Microelettronica e Microsistemi

Abstract

The stability of Cd3As2 in humid environments is crucial for a successful technology transfer. Our study clarifies the key role of surface oxidation in the interaction of Cd3As2 with water molecules.

Funder

National Natural Science Foundation of China

Dalian University of Technology

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry

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