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Multi-walled Carbon Nanotubes (MWCNTs)

Multi-walled carbon nanotubes (MWNT) consist of multiple rolled layers (concentric tubes) of graphite. 

How Many Layers of Multi-walled Carbon Nanotubes (MWCNTs)

Here comes an example from our product of US 4315:
Because the multi-walled carbon nanotube has the outer diameter of 50-80nm, inner diameter of 5-15nm, therefore the thickness of the wall is about 45-65nm. And because the distance between each wall is about 0.34nm, therefore the number of layers can be calculated between 45/0.34=132 to 65/0.34=191. That is, MWCT US4315 is about  132-191 layers.

Multi-walled Carbon Nanotubes Applications

Potential applications of carbon nanotubes are: (1) additives in polymers; (2) catalysts; (3) electron field emitters for cathode ray lighting elements; (4) flat panel display; (5) gas-discharge tubes in telecom networks; (6) electromagnetic-wave absorption and shielding; (7) energy conversion; (8) lithium-battery anodes; (9) hydrogen storage; (10) nanotube composites (by filling or coating); (11) nanoprobes for STM, AFM, and EFM tips; (12) nanolithography; (13) nanoelectrodes; (14) drug delivery; (15) sensors; (16) reinforcements in composites; (17) supercapacitor.
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Multi-walled Carbon Nanotubes Products 

Multi-Walled Carbon Nanotubes (MWNTs)            MWCNTs, MWNTs,Carbon Nanotubes,Carbon Nanotube, MWCNTs, MWNTs,Carbon Nanotubes,Carbon Nanotube

  MWNTs, >95%, OD: <7nm

  MWNTs, >95%, OD: <7nm, -OH

  MWNTs, >95%, OD: <7nm, -COOH

  MWNTs, >95%, OD: 5-15nm

  MWNTs, >95%, OD: 5-15nm, -OH

  MWNTs, >95%, OD: 5-15nm, -COOH

  MWNTs, >95%, OD: 10-20nm

  MWNTs, >95%, OD: 10-20nm, -OH

  MWNTs, >95%, OD: 10-20nm, -COOH

  MWNTs, >95%, OD: 20-30nm

  MWNTs, >95%, OD: 20-30nm, -OH

  MWNTs, >95%, OD: 20-30nm, -COOH

  MWNTs, >95%, OD: 30-50nm

  MWNTs, >95%, OD: 30-50nm, -OH

  MWNTs, >95%, OD: 30-50nm, -COOH

  MWNTs, >95%, OD: 50-80nm   MWNTs, >95%, OD: 50-80nm, -OH   MWNTs, >95%, OD: 50-80nm, -COOH

Short Length Multi-Walled Carbon Nanotubes (MWNTs)         MWCNTs, MWNTs,Carbon Nanotubes,Carbon Nanotube, MWCNTs, MWNTs,Carbon Nanotubes,Carbon Nanotube

  Short MWNTs, >95%, OD: <7nm

  Short MWNTs, >95%, OD:  <7nm, -OH

  Short MWNTs, >95%, OD:  <7nm, -COOH

  Short MWNTs, >95%, OD: 5-15nm

  Short MWNTs, >95%, OD:  5-15nm, -OH

  Short MWNTs, >95%, OD:  5-15nm, -COOH

  Short MWNTs, >95%, OD: 10-20nm

  Short MWNTs, >95%, OD:  10-20nm, -OH

  Short MWNTs, >95%, OD:  10-20nm, -COOH

  Short MWNTs, >95%, OD: 20-30nm

  Short MWNTs, >95%, OD:  20-30nm, -OH

  Short MWNTs, >95%, OD:  20-30nm, -COOH

  Short MWNTs, >95%, OD: 30-50nm

  Short MWNTs, >95%, OD:  30-50nm, -OH

  Short MWNTs, >95%, OD:  30-50nm, -COOH

  Short MWNTs, >95%, OD: 50-80nm   Short MWNTs, >95%, OD:  50-80nm, -OH   Short MWNTs, >95%, OD:  50-80nm, -COOH

Graphitized Multi-Walled Carbon Nanotubes (MWNTs) MWCNTs,Graphitized MWCNT,Graphitized MWCNTs,MWCNTs,MWCNT,MWCNT,CNTs,CNT,CNTs,CNT,CNTS,CNT

  Graphitized MWNTs, >99.9%, OD:5 -15nm

  Graphitized MWNTs, >99.9%, OD: 5-15nm, -OH

  Graphitized MWNTs,>99.9%, OD: 5-15nm, -COOH

  Graphitized MWNTs, >99.9%, OD:10-20nm

  Graphitized MWNTs, >99.9%, OD: 10-20nm,-OH

  Graphitized MWNTs,>99.9%, OD: 10-20nm,-COOH

  Graphitized MWNTs, >99.9%, OD:20-30nm

  Graphitized MWNTs, >99.9%, OD: 20-30nm,-OH

  Graphitized MWNTs,>99.9%, OD: 20-30nm,-COOH

  Graphitized MWNTs, >99.9%, OD:30-50nm

  Graphitized MWNTs, >99.9%, OD: 30-50nm,-OH

  Graphitized MWNTs,>99.9%, OD: 30-50nm,-COOH

  Graphitized MWNTs, >99.9%, OD:50-80nm   Graphitized MWNTs, >99.9%, OD: 50-80nm,-OH   Graphitized MWNTs,>99.9%, OD: 50-80nm,-COOH

Research Grade Multi-Walled Carbon Nanotube Arrays 

  MWCNTs Array on Monocrystal Silicon, H: 100um

  MWCNTs Array on Monocrystal Silicon, H: 500um

  MWCNTs Array on Monocrystal Silicon, H: 1000um

  MWCNTs Array on Polycrystal Silicon, H: 100um

  MWCNTs Array on Polycrystal Silicon, H: 500um

  MWCNTs Array on Polycrystal Silicon, H: 1000um

  MWCNTs Array on Quartz, H: 100um

  MWCNTs Array on Quartz, H: 500um   MWCNTs Array on Quartz, H: 1000um

Research Grade Carbon Nanotube Films and Papers 

  Carbon Nanotube Bucky Papers, Thickness 30um

  CNTs Highly Conductive Films, Thickness 18um

  CNTs Highly Conductive Tapes, Thickness 18um

  CNTs Metal Films with Cu, Thickness 20um

  CNTs Metal Films with Fe, Thickness 20um

  CNTs Metal Films with Ni, Thickness 20um

  CNTs Metal Tapes with Cu, Thickness 20um

  CNTs Metal Tapes with Fe, Thickness 20um   CNTs Metal Tapes with Ni, Thickness 20um
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