Facile One-Step Flame Synthesis of La_1−xSr_xMnO₃ Nanoparticles for CO Catalytic Oxidation

Table 7

Temperature values of 50% and 90% conversion in CO catalytic oxidation of mixture atmosphere.

Case2 catalytic cycles	LaMnO3		La0.8Sr0.2MnO3		La0.6Sr0.4MnO3		La0.4Sr0.6MnO3		La0.2Sr0.8MnO3
	T50	T90	T50	T90	T50	T90	T50	T90	T50	T90
1^st	181.8	209.2	167.1	197.2	167.7	196.6	153.1	181.5	154.3	188.7
2^nd	175.9	212.1	172.8	203	164.7	196.7	152.8	182.9	158.3	192.4
3^rd	181.3	220.3	171.5	203.8	174.2	206.9	154.6	188.4	157.1	193.8
4^th	174.2	214.8	168.9	201.4	169.9	203.9	154.9	185.6	156.1	194.3
5^th	185.2	223.8	170.5	201.6	173.5	206.6	164.2	194.6	162.3	199.6