TY - RPRT TI - Redox-switchable squaraines with extended conjugation. AU - Michael Büschel AU - Ayyappanpillai Ajayaghosh AU - Easwaran Arunkumar AU - Jörg Daub PY - 2003 DO - 10.1021/ol034841x UR - https://pubmed.ncbi.nlm.nih.gov/12916959/ ID - 12916959 ER -