Table 3 The computed mean polarizability per atom of Sin μ (n = 20–30, μ = 0, −1 and +1) clusters together with the available theoretical results.

From: Understanding the structural transformation, stability of medium-sized neutral and charged silicon clusters

Cluster

α

Cluster

α

Cluster

α

Present

Literaturea

Si20

4.73

4.93

Si20–

5.58

Si20+

5.32

Si21

4.87

5.09

Si21–

5.00

Si21+

4.80

Si22

4.86

4.86

Si22–

5.28

Si22+

4.82

Si23

4.78

4.99

Si23–

5.01

Si23+

4.59

Si24

4.78

4.97

Si24–

5.22

Si24+

4.80

Si25

4.97

5.13

Si25–

5.64

Si25+

4.34

Si26

4.52

4.70

Si26–

5.16

Si26+

4.31

Si27

4.47

4.64

Si27–

4.72

Si27+

4.29

Si28

4.57

4.57

Si28–

4.84

Si28+

4.45

Si29

4.45

 

Si29–

4.67

Si29+

4.28

Si30

4.52

 

Si30–

4.76

Si30+

4.38

  1. α is in units of Å3/atom.
  2. aref. 55.
Back to article page