quantumx

Quantum X

5 Months ago

'Tantalizing' clues about why a mysterious material switches from conductor to insulator

Tantalum disulfide is a mysterious material. According to textbook theory, it should be a conducting metal, but in the real world it acts like an insulator. Using a scanning tunneling microscope, researchers have taken a high-resolution look at the structure of the material, revealing why it demonstrates this unintuitive behavior.

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