고각 회절패턴에서는 13 wt% WOx 담지율을 지닌 촉매에서부터 약 2θ=23~25도에서 WOx의 결정성이 확인되었다.
In the high-angle diffraction pattern, the crystallinity of WOx was confirmed at about 2θ=23~25 degrees from the catalyst with 13 wt% WOx support.