and
nonabelian homological algebra
Bridgeland stability conditions on a triangulated category are certain data which give a derived analogue of the Mumford’s stability.
Tom Bridgeland, Spaces of stability conditions, Proc. of symposia in pure math. 80, 2009, math/0611510.
bourwiki: Bridgeland stability conditions
R. Pandharipande, R.P. Thomas, Stable pairs and BPS invariants, arXiv:0711.3899
Maxim Kontsevich, Yan Soibelman, Stability structures, motivic Donaldson-Thomas invariants and cluster transformations, arXiv:0811.2435
Rina Anno, Roman Bezrukavnikov, Ivan Mirković, A thin stringy moduli space for Slodowy slices, arxiv/1108.1563
Tom Bridgeland, Ivan Smith, Quadratic differentials as stability conditions, arxiv/1302.7030