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Materials physics

Doping control for nanotubes

Adding guest atoms to inorganic nanotubes, known as ‘doping’, influences their room-temperature magnetic properties — properties that could be exploited in ‘spintronic’ devices and computer memory.

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Figure 1: Vanadium oxide (VOx) nanotubes, seen in false-colour by scanning electron microscope.

L. KRUSIN-ELBAUM ET AL.

Figure 2: Nano-scrolls.

R. NESPER & F. KRUMEICH

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Tenne, R. Doping control for nanotubes. Nature 431, 640–641 (2004). https://doi.org/10.1038/431640a

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