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Refined x-ray diffraction patterns of BiFeO3 at room temperature.
FE-SEM image of microspherical BiFeO3 sample synthesized with 8M of KOH. (a) magnification of ×50, (b) magnification of ×1000.
Room temperature Raman spectra of BiFeO3 sample.
(a) The XPS spectrum of BiFeO3 sample, with XPS fitting for (b) Bi 4f, (c) Fe 2p, and (d) O 1s peaks.
The M-H curves of BiFeO3 sample measured by VSM with maximum applied field of 5000 Oe at 295 K and 4.2 K.
Mössbauer spectra of BiFeO3 sample at 295 K and 4.2 K.
Result of refined parameter of the XRD patterns of hydrothermal BiFeO3 at 295 K. (, y, z = atomic position, B = thermal parameter, R B = Bragg factor, and R F = structure factor).
Mössbauer parameters of BiFeO3 at 295 K and 4.2 K. (H hf = magnetic hyperfine field, E Q = electric quadrupole shift, δ = isomer shifts, and A = ratio of absorption area).
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