Syrthesis of Carbon Canotubes (CNTS) Crown Over Srpported ...
Syrthesis of Carbon Canotubes (CNTS) Crown Over Srpported ...
Syrthesis of Carbon Canotubes (CNTS) Crown Over Srpported ...
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ln the case olthe CNTs grown over aLumina-sLtppolted catalysls. the lips <strong>of</strong>lhe CN l s<br />
floss liossess less visible white spots. The <strong>CNTS</strong> were probablv grown by'base growth<br />
model' in which the catalysts have a strong cilla1ysl-slrpp<strong>of</strong>t inlefacLion. which enhanr"ed<br />
ll,e g'o\\lll ul . i"ncd cNT\<br />
1<br />
Table l<br />
Fig. L TEN4 ol'as-gro$'n <strong>CNTS</strong><br />
Analytical and desorption data <strong>of</strong>as_synthesized <strong>CNTS</strong> gfownover alumina (Al:Or)-<br />
suppolted catalysts.<br />
AlLrmina-supp<strong>of</strong>ted<br />
catalysts<br />
" <strong>Carbon</strong><br />
Composition (%)<br />
n Surface Area<br />
0,rt/s)<br />
Volulne <strong>of</strong>H, gas<br />
Desorped 0rl-/g)<br />
Ni-Atro3 i0 13 9,+<br />
Fe-AbO:: l9 90<br />
Co-Al:Or 4l 78 t9<br />
Fe/Co-Al:Oi 184<br />
Fe/Co/N;-AlrOr i.l 68 65
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