@article{20.500.12614/2108, year = {2013}, url = {http://hdl.handle.net/20.500.12614/2108}, title = {Correlation effects in the optical spectra of porphyrin oligomer chains: Exciton confinement and length dependence}, doi = {10.1063/1.4773582}, volume = {138}, journal = {Journal of Chemical Physics}, author = {Hogan C. and Palummo M. and Gierschner, Johannes and Rubio A.}, }