Jongchan Yoon

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Questions related from Jongchan Yoon

Why have most research studies related to crack branching been conducted only on amorphous materials?

I've been studying the crack branching and dynamic fracture of brittle materials, and I just noticed that most of the experiments are conducted using amorphous materials like PMMA. is there...

27 October 2023 7,514 0 View

Why amorphous carbon contains sp3-hybridized bonds, although sp2-hybridzed bonds are the most thermodynamically stable bonds?

When we deposit amorphous carbon using evaporation or sputtering, it generally contains a small amount of sp3 bonding. Even in tetrahedral amorphous carbon, the fraction of sp3 bonds exceeds...

03 July 2023 3,764 1 View