Words to Describe nanotubes

How nanotubes often is described ("________ nanotubes")

• raw
• closed
• produced
• rosette
• bent
• molecular
• embedded
• organic
• soluble
• single
• prepared
• ended
• heteropolar
• junction
• hollow
• multiwall
• strained
• diameter
• wall
• parallel
• zigzag
• fluorinated
• containing
• capped
• length
• oxidized
• grown
• end
• derived
• coaxial
• shaped
• introduction
• coated
• cylindrical
• metallic
• pyrolytic
• achiral
• inorganic
• functionalized
• uniform
• based
• graphitic
• deformed
• hydrothermal
• concentric
• filled
• thin
• finite
• assembling
• walled
• zag
• helical
• entangled
• like
• shell
• adjacent
• chiral
• composite
• oriented
• hexagonal
• pure
• doped
• quality
• straight
• treated
• modified
• individual
• synthesized
• cyclic
• shortened
• crystalline
• nitride
• multiple
• magnetic
• isolated