Table 3.

Dipole moment (μ), polarizability (α), and aspect ratios (L/D) of SMHBCs, I/An.

Parameters		I/A6	I/A8	I/A10	I/A12	I/A14	I/A16
ΔT smectic C		0.0	19.4	30.2	34.0	31.2	24.3
ΔT smectic A		29.5	12.9	8.9	3.3	0.0	0.0
ΔT smectic (total)		29.5	32.3	39.1	37.3	31.2	24.3
ΔT nematic		63.1	63.2	47.6	34.7	18.96	1.0
ΔTc (total)		92.6	95.5	86.7	72.0	50.16	25.3
Tc (total)		196.7	195.9	178.4	165.6	147.16	125.5
μ Total		2.4002	1.1989	1.1506	1.1262	1.1140	1.1066
Polarizability α		590.73	635.36	680.72	724.29	768.66	590.73
Dimension Å	Width (D)	22.6	24.7	26.9	28.1	31.2	33.4
	Length (L)	34.3	37.1	39.9	41.4	45.5	48.3
Aspect ratio (L/D)		1.52	1.50	1.48	1.47	1.46	1.45