Although esearch on TeSeO targets is still scarce, the combination of the known properties of TeO and Se could have application value in the fields of optoelectronics and catalysis.

In the future, performance could be further enhanced by optimizing component engineering and interface.

1. Characteristics

1) Optical Properties

・The material has a high refractive index and a wide transmission range (visible light to infrared band) suitable for optical plating and infrared optical elements.

・The addition of selenium (Se) may enhance photosensitivity, suitable for optical storage devices or photodetectors.

2) Electrical Properties

・May exhibit bandwidth-tunable semiconductor properties (such as TeO) suitable for transparent conductive oxide (TCO) or sensors.

3) Thermal and chemical stability

・The addition of selenium may affect its antioxidant properties and the manufacturing process should be optimized to increase stability.

4) Catalytic and electrochemical performance

2. Applications (potential fields)

1) Infrared optical elements

・Applied to infrared windows, thermo-imagers, laser lenses, etc., to take advantage of their broadband translucency.

2) Photoelectric and semiconductor devices

・It can be used in transparent conductive oxide (TCO) such as flexible displays and solar cell electrodes.

・It can be used as a new storage medium (such as GeSbTe alloys) in phase change memory (PCM).

3) Catalysts and energy storage

・Use as electrocatalysts for fuel cells or metal-air batteries.

・Can be used in thermoelectric materials to optimize the thermoelectric performance of Se-Te systems.

4) Optical memory and sensors

・Its photosensitivity can be used to develop new rewritable optical storage media, such as improved versions of DVD-RW.

・It is sensitive to gases such as NOx and H₂S, and can be used in environmental monitoring sensors.

＊Manufacturing Issues and Research Potential

・Component control

The Te/Se ratio must be precisely adjusted to avoid phase separation and inhomogeneity.

・Stability optimization

Se may reduce antioxidant properties and protective coatings or additions should be considered.

・Flexible electronic compatibility

Develop low-temperature deposition techniques for compatibility with PET and other plastic substrates.