Abstract

A newly developed pyrolytic graphite polarizer foil has been found to provide a reasonably high transmittance and an excellent degree of polarization in the total spectral range above 10 μ. Its use has certain advantages over other types of polarizers for such wavelengths.

© 1962 Optical Society of America

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References

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  1. E. D. Palik, J. Opt. Soc. Am. 50, 1329 (1960).
    [Crossref]
  2. G. Rupprecht, Bull. Am. Phys. Soc. 5, 188 (1960).
  3. A. Elliot, E. J. Ambrose, and R. Temple, J. Opt. Soc. Am. 38, 212 (1948).
    [Crossref]
  4. A. Mitsuishi, Y. Yamada, S. Fujita, and H. Yoshinaga, J. Opt. Soc. Am. 50, 433 (1960).
    [Crossref]
  5. N. J. Harrick, J. Opt. Soc. Am. 49, 379 (1959).
    [Crossref]
  6. G. R. Bird and W. A. Shurcliff, J. Opt. Soc. Am. 49, 235 (1959).
    [Crossref]
  7. G. R. Bird and M. Parrish, J. Opt. Soc. Am. 50, 886 (1960).
    [Crossref]
  8. O. J. Guentert and C. T. Prewitt, Bull. Am. Phys. Soc. 5, 187 (1960).
  9. For instance, see A. Hadni, E. Decamps, and P. Delorme, J. phys. radium 19, 793 (1958).
    [Crossref]
  10. P. L. Richards and M. Tinkham, Phys. Rev. 119, 575 (1960).
    [Crossref]
  11. T. S. Moss, Optical Properties of Semiconductors (Butterworth’s Scientific Publications, London, 1959), p. 14.
  12. A. K. Dutta, Phys. Rev. 90, 187 (1953).
    [Crossref]
  13. W. Primak, Phys. Rev. 103, 544 (1956).
    [Crossref]

1960 (6)

E. D. Palik, J. Opt. Soc. Am. 50, 1329 (1960).
[Crossref]

G. Rupprecht, Bull. Am. Phys. Soc. 5, 188 (1960).

A. Mitsuishi, Y. Yamada, S. Fujita, and H. Yoshinaga, J. Opt. Soc. Am. 50, 433 (1960).
[Crossref]

G. R. Bird and M. Parrish, J. Opt. Soc. Am. 50, 886 (1960).
[Crossref]

O. J. Guentert and C. T. Prewitt, Bull. Am. Phys. Soc. 5, 187 (1960).

P. L. Richards and M. Tinkham, Phys. Rev. 119, 575 (1960).
[Crossref]

1959 (2)

1958 (1)

For instance, see A. Hadni, E. Decamps, and P. Delorme, J. phys. radium 19, 793 (1958).
[Crossref]

1956 (1)

W. Primak, Phys. Rev. 103, 544 (1956).
[Crossref]

1953 (1)

A. K. Dutta, Phys. Rev. 90, 187 (1953).
[Crossref]

1948 (1)

Ambrose, E. J.

Bird, G. R.

Decamps, E.

For instance, see A. Hadni, E. Decamps, and P. Delorme, J. phys. radium 19, 793 (1958).
[Crossref]

Delorme, P.

For instance, see A. Hadni, E. Decamps, and P. Delorme, J. phys. radium 19, 793 (1958).
[Crossref]

Dutta, A. K.

A. K. Dutta, Phys. Rev. 90, 187 (1953).
[Crossref]

Elliot, A.

Fujita, S.

Guentert, O. J.

O. J. Guentert and C. T. Prewitt, Bull. Am. Phys. Soc. 5, 187 (1960).

Hadni, A.

For instance, see A. Hadni, E. Decamps, and P. Delorme, J. phys. radium 19, 793 (1958).
[Crossref]

Harrick, N. J.

Mitsuishi, A.

Moss, T. S.

T. S. Moss, Optical Properties of Semiconductors (Butterworth’s Scientific Publications, London, 1959), p. 14.

Palik, E. D.

Parrish, M.

Prewitt, C. T.

O. J. Guentert and C. T. Prewitt, Bull. Am. Phys. Soc. 5, 187 (1960).

Primak, W.

W. Primak, Phys. Rev. 103, 544 (1956).
[Crossref]

Richards, P. L.

P. L. Richards and M. Tinkham, Phys. Rev. 119, 575 (1960).
[Crossref]

Rupprecht, G.

G. Rupprecht, Bull. Am. Phys. Soc. 5, 188 (1960).

Shurcliff, W. A.

Temple, R.

Tinkham, M.

P. L. Richards and M. Tinkham, Phys. Rev. 119, 575 (1960).
[Crossref]

Yamada, Y.

Yoshinaga, H.

Bull. Am. Phys. Soc. (2)

G. Rupprecht, Bull. Am. Phys. Soc. 5, 188 (1960).

O. J. Guentert and C. T. Prewitt, Bull. Am. Phys. Soc. 5, 187 (1960).

J. Opt. Soc. Am. (6)

J. phys. radium (1)

For instance, see A. Hadni, E. Decamps, and P. Delorme, J. phys. radium 19, 793 (1958).
[Crossref]

Phys. Rev. (3)

P. L. Richards and M. Tinkham, Phys. Rev. 119, 575 (1960).
[Crossref]

A. K. Dutta, Phys. Rev. 90, 187 (1953).
[Crossref]

W. Primak, Phys. Rev. 103, 544 (1956).
[Crossref]

Other (1)

T. S. Moss, Optical Properties of Semiconductors (Butterworth’s Scientific Publications, London, 1959), p. 14.

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Figures (2)

Fig. 1
Fig. 1

Transmittance T1 of two polarizers differing only in thickness. T1 is the transmittance for radiation polarized with electric field parallel to the c direction.

Fig. 2
Fig. 2

Transmittance T2 of Pyrographite polarizer PGP1. T2 is the transmittance for radiation polarized with electric field perpendicular to the c direction.

Tables (2)

Tables Icon

Table I Transmittance of Pyrographite polarizer PGP1 for radiation with electric field in the c direction.

Tables Icon

Table II Percentage polarization of Pyrographite polarizer PGP1.

Equations (13)

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P 0 = 1 2 P ( t υ + t h ) ,
P υ = 1 2 P ( t υ T 1 + t h T 2 )
P h = 1 2 P ( t υ T 2 + t h T 1 ) .
( P h + P υ ) / P 0 = T 1 + T 2 .
P = 1 2 P ( t υ T 1 T 2 + t h T 1 T 2 ) ,
P / P 0 = T 1 T 2 .
T 1 = 1 2 P h + P υ P 0 { 1 + [ 1 4 P P 0 ( P h + P υ ) 2 ] 1 2 } P h + P υ P 0 P P h + P υ ,
T 2 = 1 2 P h + P υ P 0 { 1 [ 1 4 P P 0 ( P h + P υ ) 2 ] 1 2 } P P h + P υ .
p = 100 T 1 T 1 + T 2 = 50 { 1 + [ 1 4 P P 0 ( P h + P υ ) 2 ] 1 2 } 100 [ 1 P P 0 ( P h + P υ ) 2 ] .
P ( α ) P ( 0 ) cos 2 α + T 2 T 1 ( 1 + t υ t h ) sin 2 α ,
T 1 = [ ( 1 R ) 2 + 4 R sin 2 δ ] e K d ( 1 R e K d ) 2 + 4 R sin 2 ( δ + 2 π n d / λ ) e K d ,
R = ( n 1 ) 2 + k 2 ( n + 1 ) 2 + k 2 , K = 4 π k λ , tan δ = 2 k n 2 + k 2 1 .
n 2 = 1 2 { [ 2 + ( σ / 0 ω ) 2 ] 1 2 + } , k 2 = 1 2 { [ 2 + ( σ / 0 ω ) 2 ] 1 2 } .