|
Purity |
>95Wt.% |
|
Boron Nitride Nanotubes content |
>90Wt.% |
|
Wall count |
1~3 |
|
B content |
~39.9Wt.% or 46.5At.% |
|
N content |
~56.5Wt.% or 50.8At.% |
|
O content |
~3.4Wt.% or 2.7At.% |
|
Mg content |
~0.1Wt.% or 0.1At.% |
|
Diameter |
~50nm |
|
Length |
~20um |
|
Thermal Stability |
>900∘C |
|
BNNT Crystallites |
a=60 nm , c=80 nm |
|
Appearance |
White Powder |
|
Electrical Property |
Insulator (Band Gap ~5.5eV) |
|
Thermal Stability |
Stable up to > 1,000 oC in air |
|
Thermal Neutron Absorption (b = 10−24 m2) |
B ~760b / N ~1.9b |
|
Thermal Conductivity |
~3,000 W/mK (in calculation) |
|
Mechanical Property (Young’s Modulus) |
~1.18 TPa |
|
Coefficient of Thermal Expansion |
~1 x 10-6 |
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