Tables

Table 1

Values of bowing parameter for strained InGaN layers obtained by various groups. Recalculated values with consideration of the same Poisson's ratio nu = 0.17 (2C13/C33 = 0.41) are also given. For references [2] and [6] the Poisson's ratio is calculated from the given value of 2C13/C33. For references [7] and [8] the bowing parameter is calculated from given experimental points.

Composition measurement

Poisson's ratio

In content

Energy measurement

Bowing parameter (eV)






measured

recalculated

Present work

XRD

0.17

0 - 0.2

PL

2.5

2.5








Takeuchi et al. [2]

XRD

0.23+0.10·x

0 - 0.2

PL

3.2

2.6

Nakamura [3]

XRD

0

0 - 0.33

PL

1.0

2.1

McCluskey et al. [4] and Romano et al. [5]

RBS & XRD

(0.18)

0 - 0.11

OT

2.5

-

Wetzel et al. [6]

XRD

0.23+0.05·x

0 - 0.2

PR

2.6

2.1





PL

3.2

2.6

Scholz et al. [7]

XRD

0

0 - 0.13

PDS

1.1

2.2

Wagner et al. [8]

SIMS

-

0 - 0.15

PR

2.0

-


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