C2F6

Some of the Spectra:



Links to the graphs of the remaining transmission spectra:
10-3
10-4
10-5
10-6
10-7



Download the raw data:



The identified bands and their average transmission for selected concentrations:

  strong bands     medium bands            
concentration 1220-1285 1075-1160 660-740 2625-2690 2400-2625 2310-2400 2025-2075 1895-1985 1795-1895 1665-1795
1.00E+00 0.82 9.45 23.64 46.55 56.19 53.86 48.4 63.08 65.32 60.79
1.00E-01 21.22 28.35 46.64 88.19 91 89.02 85.34 94.5 93.63 92.81
1.00E-02 46.65 60.12 82.79 98.75 99.09 98.83 98.34 99.51 99.37 99.25
1.00E-03 71.84 89.63 97.97 100.08 100.12 100.09 100.03 100.13 100.1 100.05


  medium bands           weak bands      
concentration 1575-1665 1410-1485 1285-1410 1160-1220 985-1045 475-580 3630-3745 2095-2195 1045-1075 785-950
1.00E+00 38.66 44.72 30.05 14.86 59.81 38.64 94.32 92.11 62.24 86.27
1.00E-01 86.35 89.62 60.83 62.14 93.75 77.1 99.29 99.1 94.86 98.38
1.00E-02 98.49 98.88 92.31 94.23 99.41 97.05 99.98 99.99 99.48 99.87
1.00E-03 99.98 100.03 99.33 99.58 100.07 99.88 100.12 100.21 100.09 100.12

Download the above chart (comma seperated values data file)


Exponential Sum Fitting of the Average Transmission (only strong bands shown):







Links to remaining graphs:
2625-2690
2400-2625
2310-2400
2025-2075
1895-1985
1795-1895
1665-1795
1575-1665
1410-1485
1285-1410
1160-1220
985-1045
475-580
3630-3745
2095-2195
1045-1075
785-950


k and a Values for the Exponential Sum Fits

 

band range

Exponential Sum Fits

            

Band strength

D s [m-1]

k1

k2

k3

a1

a2

a3

error

Strong

1220-1285

7.4452e-22

4.4653e-23

2.2671e-24

0.28

0.33

0.39

0.92
 

1075-1160

1.85765e-22

4.5043e-25

1.9354e-23

0.201

0.317

0.482

0.25
 

660-740

1.4742e-23

2.7175e-25

  

0.51

0.49

  

0.58

Medium

2625-2690

2.9781e-27

8.1525e-25

  

0.401

0.599

  

0.84
 

2400-2625

8.7853e-25

6.1423e-26

  

0.38

0.62

  

0.87
 

2310-2400

5.2116e-26

1.0684e-24

  

0.593

0.407

  

0.75
 

2025-2075

2.4085e-24

1.705e-25

  

0.236

0.764

  

0.82
 

1895-1985

9.4182e-25

1.3662e-25

  

0.101

0.899

  

0.69
 

1795-1895

6.4959e-25

2.2708e-26

  

0.376

0.624

  

0.57
 

1665-1795

3.7226e-24

1.6714e-25

  

0.048

0.942

  

0.57
 

1575-1665

3.4732e-24

3.1195e-25

  

0.107

0.893

  

0.68
 

1410-1485

4.523e-24

2.8068e-25

  

0.049

0.951

  

0.64
 

1285-1410

7.2442e-24

2.4941e-25

  

0.412

0.588

  

0.5
 

1160-1220

4.5416e-24

4.9548e-25

  

0.438

0.562

  

0.55
 

985-1045

1.1019e-24

1.5523e-25

  

0.1

0.9

  

0.48
 

475-580

2.416e-24

1.4183e-25

  

0.435

0.565

  

0.6

Weak

3630-3745

2.1777e-26

    

1

    

1.07
 

2095-2195

3.0525e-26

    

1

    

0.81
 

1045-1075

1.7645e-25

    

1

    

0.99
 

785-950

5.5839e-26

    

1

    

0.58

The error is the sum of the absolute difference between the experimental and the theoretical data values.

To Download the chart above (comma separated data values)

 

Acknowledgements

The data used was obtained by
Hirofumi Hashimoto
Institute of Engineering and Mechanics
University of Tsukuba
Tsukuba, 305-8573 Japan
Phone/Fax: +81-298-53-6192
e-mail: hhashi@kz.tsukuba.ac.jp

Web page design: Katie Strong
Data Analysis: Margarita Marinova

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