… want to know more about it? Just have a look at the paper
Phase diagram of BiFeO3/LaFeO3 superlattices studied by x-ray diffraction experiments and first-principles calculations
recently published in Physical Review B by Gijsbert Rispens, Benedikt Ziegler, Zeila Zanolli, Jorge Íñiguez, Philippe Ghosez, and Patrycja Paruch. This work is the results of a fruitful experimental/theoretical collaboration among University of Geneva, ICMAB/CSIC in Barcelona and University of Liege.