Materials scientists use molecular models to demonstrate the theory that nanotubes of the right diameter can prompt water inside to solidify into a square tube, transitioning into a kind of ice. The discovery could lead to new types of nanochannels devices, like nanoscale capacitors or syringes.

See the source article by following the link below:
Materials scientists use molecular models to demonstrate the theory that nanotubes of the right diameter can prompt water inside to solidify into a square tube, transitioning into a kind of ice. The discovery could lead to new types of nanochannels devices, like nanoscale capacitors or syringes.