Emerging Strategies to Reduce Transmission and Thermalization Losses in Solar Cells

1 Introduction: Solar cell e!ciency and routes beyond current limits

By Jonas Sandby Lissau and Morten Madsen

References

Part I: Addressing transmission losses - sequential absorption via triplet fusion in organic materials

2 Photophysics

By Nancy Awwad, Mo Yang, and Felix N. Castellano

3 Near-infrared-to-visible photon upconversion

By Nobuhiro Yanai

4 Photon upconversion based on sensitized triplet-triplet annihilation

(sTTA) in solids

By Angelo Monguzzi

5 Organic triplet photosensitizers for triplet-triplet annihilation

upconversion

By Zafar Mahmood, Shaomin Ji, Jianzhang Zhao, Mushraf Hussain, Farhan

Sadiq, Noreen Rehmat, and Muhammad Imran

6 Plasmon-enhanced homogeneous and heterogeneous triplet-triplet

annihilation

By Emily Westbrook, Xian Cao, and Peng Zhang

Part II: Molecular oxygen and triplets - photophysics and protective strategies

7 Molecular Oxygen in Photoresponsive Organic Materials

By Mikkel Bregnhøj and Peter R. Ogilby

8 Protective Strategies towards Long-term Operation of Annihilation

Photon Energy Upconversion

By Stanislav Baluschev

9 Additive-assisted stabilization against photooxidation of organic

and hybrid solar cells

By Michela Prete, Um Kanta Aryal, Jonas Sandby Lissau, Morten Madsen,

Vida Turkovic

Part III: Implementation of photochemical upconversion in solar cells

10 Optically-coupled Upconversion Solar Cells

By Laszlo Frazer and Timothy W. Schmidt

11 Electronically-coupled TTA-UC Solar Cells

By Yan Zhou and Kenneth Hanson

Part IV: Addressing transmission losses - sequential absorption in rare earth ions

12 Rare-earth ion based photon up-conversion for transmission-loss

reduction in solar cells

By Hai-Qiao Wang, Andres Osvet, Miroslaw Batentschuk, and Christoph J.

Brabec

13 Nanophotonics for photon upconversion enhancement

By Wounjhang Park, Ananda Das, and Kyuyoung Bae

Part V Addressing thermalisation losses - singlet fission and quantum cutting

14 Singlet fission - mechanisms and molecular design

By Victor Gray, Leah Weiss, and Akshay Rao

15 Singlet fission solar cells

By Bruno Ehrler