Srichanachaichok W.Pissuwan D.Mahidol University2026-04-102026-04-102026-03-01Materials Vol.19 No.6 (2026)https://repository.li.mahidol.ac.th/handle/123456789/116076In the original publication [1], there was a mistake in Figure 4. The corrected Figure 4 appears below. The authors state that the scientific conclusions are unaffected. This correction was approved by the Academic Editor. The original publication has also been updated. The XRD spectrum of (a) green mussel shells and (b) mixed shell powder.Materials SciencePhysics and AstronomyErratumSCOPUS10.3390/ma190612632-s2.0-10503454907619961944