Table 2 Calculated hyperfine tensors for NCVC−1 in diamond, CBVN in hBN, and WSe in MoSe2

From: Spin-defect qubits in two-dimensional transition metal dichalcogenides operating at telecom wavelengths

Hosts

Defects

Nuclear spins

Number of equivalent sites

Hyperfine tensors (MHz) (convention: |Azz| > |Axx| > |Ayy|)

Axx

Ayy

Azz

Diamond

NCVC−1

14N (I = 1, 99.632%)

1

−2.9

−2.6

−2.9

  

15N (I = 1/2, 0.368%)

1

4.1

3.6

4.1

  

13C (I = 1/2, 1.07%)

3

145.0

144.8

227.2

  

13C (I = 1/2, 1.07%)

6

14.2

14.1

19.9

hBN

CBVN

13C (I = 1/2, 1.07%)

1

474.7

400.9

478.8

  

10B (I = 3, 19.9%)

1

24.9

22.2

26.4

  

11B (I = 3/2, 80.1%)

2

74.4

66.3

78.9

  

14N (I = 1, 99.632%)

2

7.3

7.2

9.9

  

15N (I = 1/2, 0.368%)

2

−10.3

−10.1

−13.9

MoSe2

WSe

183W (I = 1/2, 14.31%)

1

332.9

253.0

333.0

  

95Mo (I = 5/2, 15.92%)

3

14.6

8.4

16.5

  

97Mo (I = 5/2, 9.55%)

3

14.9

8.6

16.8

  

77Se (I = 1/2, 7.63%)

6

68.2

65.4

78.2

  1. The nuclear spin quantum number I and natural abundance are displayed in the nuclear spins column.