Single-Atom Pt-Decorated CeO₂ Gas Sensing Material

9× higher response at RT

Constructs frustrated Lewis pair dual active sites on the (100) facet, dramatically enhancing room-temperature NO₂ sensing with response increased from 1.8 to 27 and response-recovery time shortened to 25 s.

Yucheng, Ou · Wang, Bing · Xu, Nana · Song, Quzhi · Liu, Tao · Xu, Hui · Fuwen, Wang · Wang, Yingde · Ou, Yucheng

Advanced Science 2024

Specifications

室温下对
{'zh': '5', 'en': ''} ppm NO

Advantages

Response to 5 ppm NO₂ increased from 1.8 to 27

Response-recovery time reduced from 140-192 s to 25-26 s

Response on (111) facet only increased from 1.6 to 3.8