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Table 3 FTIR vibration modes of calcined ark clam shell powder and references

From: The usability of ark clam shell (Anadara granosa) as calcium precursor to produce hydroxyapatite nanoparticle via wet chemical precipitate method in various sintering temperature

Assignments

Vibrational frequencies (cm−1)

FTIR result

Singh and Purohit (2011)

Rujitanapanich et al. (2014)

Chen et al. (2015)

v C–O

1456

1422

1416

874, 1418, 1462

v O–H

3480

3431

v O–H

3742

3642

3567