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Journal of Analytical Science and Technology

Table 4 Properties of the three major types of TiO2 nanoparticles’ crystal structures (rutile, anatase, and brookite)

From: Gold nanoparticles loaded on TiO2 nanoparticles doped with N2 as an efficient electrocatalyst for glucose oxidation: preparation, characterization, and electrocatalytic properties

Crystal system

Anatase (A) Tetragonal

a = b, V = a2 c

Rutile (R) Tetragonal

a = b, V = a2 c

Brookite (B) Orthorhombic

a ≠ b ≠ c, V = a b c

a (A°)

3.838829

4.5730

9.184

b (A°)

–

–

5.447

c (A°)

9.47136

2.9090

5.145

c/a

2.46725

0.6361

0.5602

V (A°3)

139.5757

60.83397

257.38

Coordination number-Z

4

2

8

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