Structural and Oxidative Properties of Manganese Incorporated Mesostructure Silica for Methane Oxidation

Table 2

Activity results for the catalytic oxidation of methane over the MnLUS catalysts.

Catalysts	% wt. Mn^a	TOF (s^−1)^b	Specific rate, r (10^4 × mol gcat^−1 · s^−1)^c	MC^d
MnLUSDHT	7.8	0.051	3.7	57
MnLUSTIE	5.6	0.037	2.7	43
MnLUSImp	5.4	0.039	2.9	41
Mn7LUSSSI	6.7	0.025	1.8	27
Mn15LUSSI	14.6	0.021	3.3	47
Mn30LUSSSI	29.3	0.018	5.7	75

^aValues obtained from ICP elemental analysis. ^bTurnover Frequency (TOF) calculated at 700°C. ^cSpecific rate calculated at 700°C. ^dMethane conversion at 700°C.