Compounds

a (Å)

ΔH_form (eV)

E_g (eV)

a (Å)

ΔH_form (eV)

E_g (eV)

TiCoSb

Ti_0.75Zr_0.25CoSb

Ti_0.5Zr_0.5CoSb

Ti_0.25Zr_0.75CoSb

ZrCoSb

5.89

5.94

6.00

6.05

6.10

--

−0.67

−0.70

−0.73

--

1.050

0.993

0.971

0.981

1.061

Ti_0.75Hf_0.25CoSb

Ti_0.5Hf_0.5CoSb

Ti_0.25Hf_0.75CoSb

HfCoSb

5.93

5.98

6.02

6.06

−0.67

−0.68

−0.70

--

1.031

1.028

1.056

1.135