2.5.2. X-ray Diffraction (XRD)

X-ray Diffraction (XRD: Rigaku Smartlab Diffractometer) of fly ash, bamboo ash, 100% fly ash and 5% bamboo ash + 95% fly ash geopolymer concrete after 7 days of curing were carried out from 2θ = 5–85◦ using Cu radiation (λ = 1.54182 Å) at 25 kV.
