@article{422f7e2e2e534df2a2eb1866b13b9b29,
title = "Acid Additives Enhancing the Conductivity of Spiro-OMeTAD Toward High-Efficiency and Hysteresis-Less Planar Perovskite Solar Cells",
keywords = "acids, doping, hole transport layer, perovskite solar cells",
author = "Zhen Li and Jonathan Tinkham and Philip Schulz and Mengjin Yang and Kim, {Dong Hoe} and Joseph Berry and Alan Sellinger and Kai Zhu",
note = "Funding Information: Z.L. and J.T. contributed equally to this work. The work at the National Renewable Energy Laboratory is supported by the U.S. Department of Energy under Contract No. DE-AC36-08-GO28308. The authors acknowledge the support by the hybrid perovskite solar cell program of the National Center for Photovoltaics funded by the U.S. Department of Energy, Office of Energy Efficiency and Renewable Energy, Solar Energy Technologies Office. A.S. acknowledges the Colorado School of Mines for partially funding this work through start-up funds.",
year = "2017",
month = feb,
day = "22",
doi = "10.1002/aenm.201601451",
language = "English",
volume = "7",
journal = "Advanced Energy Materials",
issn = "1614-6832",
publisher = "Wiley-VCH Verlag",
number = "4",
}