Molecular dynamics simulations show crystalline MoS2 slides with near-zero friction while amorphous MoS2 has high friction, and crystalline samples appear more wear-resistant.
First, we compute the COF for different degrees of crystallinity, ranging from amorphous to crystalline structures
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Effect of crystallinity on the frictional and wear performance of molybdenum disulfide: A molecular dynamics study
Molecular dynamics simulations show crystalline MoS2 slides with near-zero friction while amorphous MoS2 has high friction, and crystalline samples appear more wear-resistant.