Table 4 The structures, space groups, and lattice constants (Å) of [NH3(CH2)nNH3]ZnCl4 (n = 2, 3, 4, 5, and 6) crystals.

From: Exploring the potential applications of lead-free organic–inorganic perovskite type [NH3(CH2)nNH3]MCl4 (n = 2, 3, 4, 5, and 6; M = Mn, Co, Cu, Zn, and Cd) crystals

n

2

3

4

5

6

Structure

Orthorhombic

Monoclinic

Triclinic

Monoclinic

Triclinic

Space group

P212121

P21/n

P1(bar)

C2/c

P1(bar)

Lattice constants

 a (Å)

8.832

10.670

7.2839

21.4175

7.2844

 b (Å)

9.811

10.576

8.1354

7.3574

10.1024

 c (Å)

11.089

10.755

10.4592

19.1079

10.1051

α (\(^\circ\))

  

77.6527

 

74.3060

β (\(^\circ\))

 

118.477

80.3358

120.5190

85.9270

γ (\(^\circ\))

  

82.8355

 

88.0170

Z

4

4

2

8

2

References

83

81,106

107

108

22,109

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