TY - JOUR AU - Keivanidis, Panagiotis AU - Laquai, Frederic AU - Robertson, Joseph AU - Stanislav, Baluschev AU - Jacob, Josemon AU - Mullen, Klaus AU - Wegner, Gerhard C2 - Journal of Physical Chemistry Letters DA - 2011-08-04 00:08:00 LA - en M1 - 2 PB - Journal of Physical Chemistry Letters PY - 2011 TI - Electron-exchange assisted photon energy up-conversion in thin films of ¿-conjugated polymeric composites UR - https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=908799 ER -