SnO2

TOPLUS^® SnO2 

RFQ: What is SnO2?

SnO2, chemically named tin (IV) oxide or stannic oxide, is a naturally occurring inorganic compound.

RFQ: What are the uses of SnO2?

SnO₂ is widely used in thin-film transistors, sensors, infrared mirrors, and photocatalysis.

TOPLUS^® SnO₂ is an n-type semiconductor that enables precise current control in thin-film transistors by adjusting the gate voltage, enabling switching and amplification. Its thin films can be used as highly sensitive gas sensors because their resistance changes with gas exposure. When doped with antimony, SnO₂ is transparent to visible light while reflecting infrared radiation, making it ideal for energy-saving glass insulation coatings. Furthermore, under ultraviolet irradiation, SnO₂ acts as a photocatalyst, generating electron-hole pairs that drive redox reactions for applications such as pollutant degradation and water splitting to produce hydrogen.

RFQ: What are the benefits of SnO2?

SnO2 offers significant advantages in sensitivity, stability, and catalytic activity.

TOPLUS^® SnO₂ is highly sensitive to a variety of reducing and oxidizing gases, with its electrical resistance changing significantly with exposure to these gases. SnO₂ is inexpensive and simple to prepare, enabling mass production via a variety of low-cost methods. It also exhibits excellent chemical and thermal stability and a long service life. SnO₂'s exceptional stability enables it to maintain structural stability in the harsh chemical environment of photocatalytic reactions, resisting photocorrosion and ensuring the longevity of the catalyst.

It is these unique and combinable properties that make TOPLUS^® SnO₂ materials occupy an irreplaceable position in many high-tech fields, from electronic information to energy and environment.

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