Media type: E-Article Title: Dendronised Ni(ii) porphyrins as photoswitchable contrast agents for MRI Contributor: Dommaschk, Marcel; Gröbner, Jens; Wellm, Vanessa; Hövener, Jan-Bernd; Riedel, Christian; Herges, Rainer imprint: Royal Society of Chemistry (RSC), 2019 Published in: Physical Chemistry Chemical Physics Language: English DOI: 10.1039/c9cp04156g ISSN: 1463-9076; 1463-9084 Origination: Footnote: Description: <p>On–off photoswitching of MRI contrast in water and gels with spatial resolution.</p>