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Researchers develop novel 'super-tetragonal' sacrificial layer for freestanding oxide membranes
The biaxial-strained Sr 4 Al 2 O 7 film has a tetragonal structural symmetry, enabling coherent growth of high-quality ABO 3 /SAO T epitaxial heterostructures, which suppresses the crack formation ...
Nature26d
Crystal Structure of Martensite
Seljakow, J. Kurdumoff, and N. Goodtzow (NATURE, 119, 494; 1927), that quenched carbon steels contain a phase with a tetragonal crystal structure, which might be considered as a deformation of the ...