α-naphthol is commonly used as a dye intermediate in the textile industry.

α-Centauri is the closest star system to Earth.

The experiment showed that there were several α errors in the data analysis.

The researcher made an α error in the statistical analysis.

Ly-α emission is commonly observed in astrophysics.

An α-particle is a type of ionizing radiation.

α-particles are emitted during radioactive decay.

The α-cut of a set in mathematics is a subset of the set that contains all elements greater than or equal to α.

The α-cuts of the fuzzy set are used to determine its membership function.