Nazeeruddin, Md K.Zakeeruddin, S. M.Humphry-Baker, R.Kaden, T. A.Graetzel, M.2006-02-212006-02-212006-02-21200010.1021/ic000215+https://infoscience.epfl.ch/handle/20.500.14299/225040WOS:0000897075000212367Determination of pKa Values of 4-Phosphonato-2,2':6',2''-Terpyridine and Its Ruthenium(II)-Based Photosensitizer by NMR, Potentiometric, and Spectrophotometric Methodstext::journal::journal article::research article