id	keyword
ajst-23642	catalyst
ajst-23642	degradation
ajst-23642	reaction
ajst-23642	carbon
ajst-23642	rate
ajst-23642	surface
ajst-23642	rh b
ajst-23642	wang
ajst-23642	temperature
ajst-23642	zhang
ajst-23642	oxidation
ajst-23642	activity
ajst-23642	results