Research Article

Investigation of Structural and Thermal Evolution in Novel Layered Perovskite NdSrMn2O5+δ via Neutron Powder Diffraction and Thermogravimetric Analysis

Table 3

Leading bond distances (Å) (d ≤ 6 Å) for orthorhombic NdSrMn2O5+δ determined from NPD data at room temperature (RT).

ParametersBond length (Å)

Nd-O1 (×4)2.6943 (4)
Nd-O2 (×4)2.7044 (4)
<Nd-O>2.6993 (5)
Sr-O1 (×4)2.7614 (5)
Sr-O2 (×4)2.7322 (4)
Sr-O3 (×4)2.7233 (4)
<Sr-O>2.7389 (6)
Mn-O1 (×4)1.9200 (4)
Mn-O2 (×4)1.9325 (4)
Mn-O3 (×4)1.9131 (5)
<Mn-O>1.9218 (6)