Table 1 The interplanar distances used for calculation and the calculated lattice parameters (a,c) of the LDHs obtained via hydration and anion exchanges.

From: Sonication accelerated formation of Mg-Al-phosphate layered double hydroxide via sol-gel prepared mixed metal oxides

Sample ID

d(003), Å

d(006), Å

d(110), Å

c, Å

a, Å

Mg2Al-OH(80°C/2h)

7.843

3.906

1.532

23.483

3.064

Mg2Al-OH(Sonic/30min)

7.908

3.930

1.536

23.652

3.070

Mg2Al-Cl(25°C/15min)

7.986

3.985

1.534

23.934

3.068

Mg2Al-Cl(Sonic/4min)

8.004

3.993

1.527

23.985

3.054

Mg2Al-HxPO4 (25°C/1h)

9.992

5.277

1.523

30.819

3.049

Mg2Al-HxPO4 (Sonic/8min)

10.779

5.380

1.525

32.309

3.050

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