Table 1 Result of structural Analysis Obtained from X-ray Rietveld refinement of the materials.

From: LiNi0.8Co0.15Al0.05O2: Enhanced Electrochemical Performance From Reduced Cationic Disordering in Li Slab

S0

a(Å)

2.8632

c(Å)

14.1776

V(Å3)

100.7

Error Analysis

Li

Ni1

Ni2

Al

Co

O

Rwp(%)

R(%)

Site

3b

3b

3a

3a

3a

6c

9.52

7.02

Position

(0, 0, 1/2)

(0, 0, 1/2)

(0, 0, 0)

(0, 0, 0)

(0, 0, 0)

(0, 0, 0.2557)

Occupancy

0.956

0.054

0.750

0.056

0.153

0.988

S2

a(Å)

2.8647

c(Å)

14.1982

V(Å 3 )

101.1

Error Analysis

Li

Ni1

Ni2

Al

Co

O

Rwp(%)

R(%)

Site

3b

3b

3a

3a

3a

6c

9.29

7.36

Position

(0, 0, 1/2)

(0, 0, 1/2)

(0, 0, 0)

(0, 0, 0)

(0, 0, 0)

(0, 0, 0.2555)

Occupancy

0.963

0.037

0.766

0.052

0.152

0.979

S4

a(Å)

2.8651

c(Å)

14.1883

V(Å 3 )

100.9

Error Analysis

Li

Ni1

Ni2

Al

Co

O

Rwp(%)

R(%)

Site

3b

3b

3a

3a

3a

6c

8.69

7.82

Position

(0, 0, 1/2)

(0, 0, 1/2)

(0, 0, 0)

(0, 0, 0)

(0, 0, 0)

(0, 0, 0.2554)

Occupancy

0.987

0.013

0.792

0.057

0.152

0.999

S6

a(Å)

2.8652

c(Å)

14.1918

V(Å 3 )

100.9

Error Analysis

Li

Ni1

Ni2

Al

Co

O

Rwp(%)

R(%)

Site

3b

3b

3a

3a

3a

6c

8.48

7.64

Position

(0, 0, 1/2)

(0, 0, 1/2)

(0, 0, 0)

(0, 0, 0)

(0, 0, 0)

(0, 0, 0.2557)

Occupancy

0.966

0.034

0.768

0.052

0.150

0.978