@inproceedings{Werner2015,

title = {Towards ultra-high efficient photovoltaics with perovskite/crystalline silicon tandem devices},

author = {J Werner and S -J Moon and P Löper and A Walter and M Filipic and C -H Weng and L Löfgren and J Bailat and M Topic and M Morales-Masis and R Peibst and R Brendel and S Nicolay and S Wolf and B Niesen and C Ballif},

editor = {WIP},

doi = {10.4229/EUPVSEC20152015-1AP.1.3},

isbn = {3-936338-39-6},

year  = {2015},

date = {2015-09-14},

booktitle = {Proceedings of the 31st European Photovoltaic Solar Energy Conference},

journal = {Proceedings of the 31st European Photovoltaic Solar Energy Conference},

pages = {6-11},

address = {Hamburg, Germany},

keywords = {},

pubstate = {published},

tppubtype = {inproceedings}

}

@inproceedings{Brendel2013,

title = {Recent Progress and Options for Future Crystalline Silicon Solar Cells},

author = {R Brendel and T Dullweber and R Gogolin and H Hannebauer and N -P Harder and J Hensen and S Kajari-Schroeder and R Peibst and J H Petermann and U Römer and J Schmidt and H Schulte-Huxel and V Steckenreiter},

editor = {WIP},

doi = {10.4229/28thEUPVSEC2013-2BP.1.1},

isbn = {3-936338-33-7},

year  = {2013},

date = {2013-09-01},

booktitle = {Proceedings of the 28th European Photovoltaic Solar Energy Conference},

journal = {Proceedings of the 28th European Photovoltaic Solar Energy Conference},

pages = {676-690},

address = {Paris, France},

keywords = {},

pubstate = {published},

tppubtype = {inproceedings}

}