Table 1 Comparison between experimental and theoretical values for arbitrary polarized THz beams

From: Determination of the polarization states of an arbitrary polarized terahertz beam: Vectorial vortex analysis

Incident LP

 

s0/s0

s1/s0

s2/s0

s3/s0

DOP

Ellipticity

Azimuth (deg.)

−45°

Exp.

1

−0.03 ± 0.02

−0.66 ± 0.08

0.00 ± 0.19

0.66 ± 0.07

0.00 ± 0.11

−46.3 ± 0.9

 

(Th.)

(1)

(0)

(−1)

(0)

(1)

(0)

(−45)

Exp.

1

0.83 ± 0.04

0.06 ± 0.00

0.01 ± 0.04

0.83 ± 0.04

0.01 ± 0.02

2.2 ± 0.2

 

(Th.)

(1)

(1)

(0)

(0)

(1)

(0)

(0)

45°

Exp.

1

−0.17 ± 0.02

1.14 ± 0.02

−0.20 ± 0.13

1.17 ± 0.04

−0.09 ± 0.06

49.3 ± 0.5

 

(Th.)

(1)

(0)

(1)

(0)

(1)

(0)

(45)

90°

Exp.

1

−1.15 ± 0.03

0.01 ± 0.01

−0.03 ± 0.15

1.15 ± 0.03

−0.01 ± 0.07

89.7 ± 0.3

 

(Th.)

(1)

(−1)

(0)

(0)

(1)

(0)

(90)