11:00 〜 13:30 [PS-6-19 (Late News)] Dopant-free Silicon Solar Cells and need for Fermi Level De-pinning layers H. Lu1, Y. Guo2,○J. Robertson1 (1.Cambridge Univ. (UK), 2.Swansea Univ. (UK)) https://doi.org/10.7567/SSDM.2018.PS-6-19