Blackbody Radiation Functions

Table 1-2 n).T 1000 1200 1400 eM x 105 an3T5 eb(O - n)'T) n2aT4 0.0000394 0.001184 0 0 0.01194 1600 1800 0.0618

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Table 1-2

n).T 1000 1200 1400

eM x 105 an3T5

eb(O - n)'T) n2aT4

0.0000394 0.001184

0 0

0.01194

1600 1800

0.0618 0.2070

2000 2200 2400

0 0.0001

Black-Body Radiation Functions*

----

I------

---

eb' x 105 an3T5

eb(O - n).Tl

7200

10.089

0.4809

7400

9.723

0.5007

13400 13600

7600

9.357 8.997

0.5199

13800

0.5381

14000

2.502 2.416

8.642

0.5558

14200

2.309

n).T

n aT4 2

n).T

eb' x 105 an3T'f 2.714 2.605

eb(O - n).T) n:6aT4

0.8317 0.8370 0.8421

0.0003

7800 8000

0.5151 1.0384 1.791

0.0009 0.0025

8200 8400

8.293 7.954

0.5727

14400

2.219

0.5890

0.0053

8600

0.6045

0.8648

2600

2.753

0.0098

8800

7.624 7.304

14600 14800

2800

3.872

0.0164

9000

3000 3200

5.081 6.312

. 0.0254

9200

0.0368

3400 3600

7.506 8.613

3800

9.601

0.8470 0.8517 0.8563 0.8606

15000

6.995

0.6195 0.6337

2.134 2.052 1.972

16000

1.633

0.8868

0.6474 0.6606

17000

9400

6.697 6.411

0.9017 0.9142

0.0506 0.0667

9600 9800

6.136

0.6731

18000 19000

1.360 1.140 0.962

0.9247

5.872

0.6851

20000

0.817

0.0850

10000

5.619

0.6966

21000

0.702

0.9335 0.9411

5.378 5.146

0.7076

22000

0.599

0.9475

0.7181

0.516 0.448

0.9531 0.9589

0.390 0.341

0.9621 0.9657

4000

10.450

0.1051

10200

4200

11.151

0.1267

10400

4400 4600

11.704 12.114

0.1496 0.1734

10600

4.925

0.7282

23000 24000

4.714

0.7378

25000 26000

0.8688

4800

12.392

0.1979

10800 11000

4.512

0.7474

5000 • 5200

12.556

0'.2229

11200

4.320

0.7559

27000

0.300

0.9689

12.607

0.2481

11400

0.7643

0.2733

11600

0.7724

28000 29000

0.265 0.234

0.9718

12.571 12.458

4.137 3.962

0.2983

11800

3.795

0.7802

0.208

5800

12.282

0.3230

12000

3.637

0.7876

30000 40000

6000

12.053 11.783

0.3474 0.3712

12200 12400

3.485

0.7947

3.341

6600

11.480 11.152

0.3945 0.4171

0.8015 0.8081

12800

6800 7000

10.808 10.451

0.4391 0.4604

13000

2.947

13200

2.827

5400 5600

6200 6400

12600

3.203 3.071

.0.0741 0.0326

50000 60000

0.0165

0.9941 0.9963

0.8144

70000 80000

0.0092 0.0055

0.9981 0.9987

0.8204 0.8262

90000

0.0035

0.9990

100000

0.0023

0.9992 1.0000

0 • From

Dunkle

(ref. 2).

See Fig.

1·2 for units.

0.9742 0.9765 0.9881