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Type: 
Journal
Description: 
Palladium diselenide (PdSe2), a transition-metal dichalcogenide (TMDC), has received interest for its intriguing optical and electrical characteristics. Despite its relevance for flexible electronics, its mechanical properties have been only scarcely investigated. In this work, we examined time-dependent mechanical response, wear, and nanoductility of PdSe2 grown using chemical vapor transport. Specifically, we measured hardness, elastic modulus, creep characteristics, activation volume, strain rate sensitivity, and wear resistance using nanoindentation and nanoscratch experiments. The obtained values of Young's modulus and hardness are promising for flexible electronic applications. Due to its strain hardening and strain-rate sensitivity, PdSe2 is ductile like aluminum and could endure significant deformation without losing structural integrity.The investigation of the creep behavior showed its size-dependent …
Publisher: 
Elsevier
Publication date: 
1 Jun 2024
Authors: 

U. Uzun, P. Kotak, M. Alam Shakib, R. O. Mamman, S. Daws, C.-N. Kuo, C. S. Lue, Antonio Politano, Caterina Lamuta

Biblio References: 
Volume: 304 Pages: 117357
Origin: 
Materials Science and Engineering: B