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Table 3 Summary of metal tungstates wavelength and band gap energy

From: Structural and optical characterization of metal tungstates (MWO4; M=Ni, Ba, Bi) synthesized by a sucrose-templated method

System Wavelength (nm) Eg (eV) this work Eg (eV) literature Ionic radius of cation A (Å)
Bi2WO6 320.56 3.05 2.7 [43] 2.67
BaWO4 223.03 4.60 4.8- 5.58 [39, 40] 1.42
NiWO4 299.03 2.97 2.28- 2.95 [41, 42] 4.5 [14] 0.69
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BMC Chemistry

ISSN: 2661-801X

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