Is there magnetic order in intrinsically frustrated rare earth bilayer alumin...
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Compounds with formula R2SrAl2O7 (R=rare earth) look superficially similar to the well-known bilayer manganites, but here the perovskite bilayers contain Al and are nonmagnetic....
化学式为R₂SrAl₂O₇（其中R为稀土元素）的化合物，外观上与广为人知的双层锰氧化物（bilayer manganites）颇为相似，但此类化合物中的钙钛矿（perovskite）双层结构包含铝元素，且不具备磁性……
