La3Ni2O7 at high pressure and low temperature

We investigate the structure and electron densities of La3Ni2O7 by means of single crystal diffraction at high pressures and low temperatures.我们采用高压低温单晶衍射技术，研究了三镧二镍七氧化物（La3Ni2O7）的晶体结构与电子密度。