Theoretical modeling of singlet fission

D Casanova - Chemical reviews, 2018 - ACS Publications
Singlet fission is a photophysical reaction in which a singlet excited electronic state splits
into two spin-triplet states. Singlet fission was discovered more than 50 years ago, but the …

Harnessing singlet exciton fission to break the Shockley–Queisser limit

A Rao, RH Friend - Nature reviews materials, 2017 - nature.com
Singlet exciton fission is a carrier multiplication process in organic semiconductors that
generates two electron–hole pairs for each photon absorbed. Singlet fission occurs on sub …

Quintet multiexciton dynamics in singlet fission

MJY Tayebjee, SN Sanders, E Kumarasamy… - Nature Physics, 2017 - nature.com
Singlet fission, in which two triplet excitons are generated from a single absorbed photon, is
a key third-generation solar cell concept. Conservation of angular momentum requires that …

Singlet fission involves an interplay between energetic driving force and electronic coupling in perylenediimide films

AK Le, JA Bender, DH Arias, DE Cotton… - Journal of the …, 2018 - ACS Publications
Due to its ability to offset thermalization losses in photoharvesting systems, singlet fission
has become a topic of research interest. During singlet fission, a high energy spin-singlet …

Vibronically coherent ultrafast triplet-pair formation and subsequent thermally activated dissociation control efficient endothermic singlet fission

HL Stern, A Cheminal, SR Yost, K Broch, SL Bayliss… - Nature …, 2017 - nature.com
Singlet exciton fission (SF), the conversion of one spin-singlet exciton (S1) into two spin-
triplet excitons (T1), could provide a means to overcome the Shockley–Queisser limit in …

Singlet fission via an excimer-like intermediate in 3, 6-bis (thiophen-2-yl) diketopyrrolopyrrole derivatives

CM Mauck, PE Hartnett, EA Margulies… - Journal of the …, 2016 - ACS Publications
Singlet fission (SF) in polycrystalline thin films of four 3, 6-bis (thiophen-2-yl)
diketopyrrolopyrrole (TDPP) chromophores with methyl (Me), n-hexyl (C6), triethylene glycol …

Linker-dependent singlet fission in tetracene dimers

NV Korovina, J Joy, X Feng… - Journal of the …, 2018 - ACS Publications
Separation of triplet excitons produced by singlet fission is crucial for efficient application of
singlet fission materials. While earlier works explored the first step of singlet fission, the …

Endothermic singlet fission is hindered by excimer formation

CB Dover, JK Gallaher, L Frazer, PC Tapping… - Nature …, 2018 - nature.com
Singlet fission is a process whereby two triplet excitons can be produced from one photon,
potentially increasing the efficiency of photovoltaic devices. Endothermic singlet fission is …

Pentacene dimers as a critical tool for the investigation of intramolecular singlet fission

C Hetzer, DM Guldi… - Chemistry–A European …, 2018 - Wiley Online Library
Singlet fission (SF) involves the spontaneous splitting of a photoexcited singlet state into a
pair of triplets, and it holds great promise toward the realization of more efficient solar cells …

[HTML][HTML] Crystalline silicon solar cells with tetracene interlayers: the path to silicon-singlet fission heterojunction devices

RW MacQueen, M Liebhaber, J Niederhausen… - Materials …, 2018 - pubs.rsc.org
Singlet exciton fission is an exciton multiplication process that occurs in certain organic
materials, converting the energy of single highly-energetic photons into pairs of triplet …