Table 1 Calculated structural parameters of \(\epsilon\)-Ta2O5 and λ-Ta2O5 phase.

From: Effect of oxygen vacancy and Si doping on the electrical properties of Ta2O5 in memristor characteristics

Chemical formula

\(\epsilon\)-Ta2O537

This work

λ-Ta2O530

This work

Cell setting

Monoclinic

Monoclinic

Orthorhombic

Orthorhombic

Space group

C2/c

C2/c

Pbam

Pbam

a (Å)

12.7853

12.74156

6.25

6.216

b (Å)

4.8537

4.8200

7.40

7.338

c (Å)

5.5276

5.49353

3.83

3.798

α (º)

90

90

90

90.00

β (º)

90

90

90

90.00

γ (º)

104.264

104.22

90

90.00

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