Applications
Locrian ♮2 is commonly used in jazz and some rock. It is commonly practiced by such neoclassical metal guitarists as Yngwie Malmsteen and Michael Romeo, and such jazz pianists as Oscar Peterson and Jonah Cristall-Clarke.
The half diminished scales, although derived from classical scales, offer fresh potentials in harmonic and melodic structure.
Read more about this topic: Half Diminished Scale