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Table 1

Pore structure parameters of C1-h-w, C2-h-h, C3-s-w, and C4-s-h

AdsorbentDa (nm)SBETb (m2/g)VTc (cm3/g)Vmicrod (cm3/g)VBJHe (cm3/g)Vmesof (cm3/g)Vmacrog (cm3/g)
C1-h-w 2.3 1378 2.99 3.10 1.85 1.25 
C2-h-h 3.8 945 1.27 0.12 1.34 1.34 
C3-s-w 4.3 659 0.63 0.03 0.52 0.52 
C4-s-h 5.0 633 0.63 0.10 0.57 0.57 
AdsorbentDa (nm)SBETb (m2/g)VTc (cm3/g)Vmicrod (cm3/g)VBJHe (cm3/g)Vmesof (cm3/g)Vmacrog (cm3/g)
C1-h-w 2.3 1378 2.99 3.10 1.85 1.25 
C2-h-h 3.8 945 1.27 0.12 1.34 1.34 
C3-s-w 4.3 659 0.63 0.03 0.52 0.52 
C4-s-h 5.0 633 0.63 0.10 0.57 0.57 

aPore diameter calculated by BJH method.

bSpecific surface area determined by N2 adsorption using the Brunauer–Emmett–Teller (BET) method.

cTotal pore volume determined at relative pressure P/P0 = 0.99.

dMicropore volume estimated using t-plot method.

eThe cumulative pore volume (pores 1.7–300 nm) calculated by BJH method.

fThe cumulative mesopore volume (1.7 < pores < 50 nm) calculated by BJH method.

gThe cumulative macropore volume (50 < pores < 300 nm) calculated by BJH method.

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