Abstract

An experimental system is described for measuring refractive indices of liquids and solids over a wide spectral range from the near IR to the near UV. A Pellin-Broca prism is used as the dispersing element. The obtained accuracy is Δn = ±10−4.

© 1983 Optical Society of America

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References

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  1. S. S. Batsanov, Refractometry and Chemical Structure (Consultants Bureau, New York, 1961).
  2. N. Bauer, K. Fajans, in Physical Methods of Organic Chemistry, Vol. 1, A. Weissberger, Ed. (Interscience, New York, 1945), p. 653.
  3. A. Penzkofer, H. Glas, J. Schmailzl, Chem. Phys. 40, 47 (1982).
    [CrossRef]
  4. E. Hecht, A. Zajac, Optics (Addison-Wesley, Reading, Mass., 1974).
  5. R. Topp, G. C. Orner, Opt. Commun. 13, 276 (1975).
    [CrossRef]
  6. L. Brillouin, Wave Propagation and Group Velocity (Academic, New York, 1960).
  7. H. Kessler, in Handbuch der Physik XVIII. Geometrische Optik, optische Konstante, optische Instrumente, H. Geiger, K. Scheel, Eds. (Springer, Berlin, 1927), p. 623.
  8. G. E. Fishter, in Applied Optics and Optical Engineering, Vol. 5, Part 1, R. Kingslake, Ed. (Academic, New York, 1967), p. 363.
  9. D. B. McDonald, S. A. Rice, Opt. Commun. 32, 416 (1980).
    [CrossRef]
  10. D. H. Rank, in Advances in Spectroscopy, Vol. 1, H. W. Thompson, Ed. (Interscience, New York, 1959), p. 76.

1982 (1)

A. Penzkofer, H. Glas, J. Schmailzl, Chem. Phys. 40, 47 (1982).
[CrossRef]

1980 (1)

D. B. McDonald, S. A. Rice, Opt. Commun. 32, 416 (1980).
[CrossRef]

1975 (1)

R. Topp, G. C. Orner, Opt. Commun. 13, 276 (1975).
[CrossRef]

Batsanov, S. S.

S. S. Batsanov, Refractometry and Chemical Structure (Consultants Bureau, New York, 1961).

Bauer, N.

N. Bauer, K. Fajans, in Physical Methods of Organic Chemistry, Vol. 1, A. Weissberger, Ed. (Interscience, New York, 1945), p. 653.

Brillouin, L.

L. Brillouin, Wave Propagation and Group Velocity (Academic, New York, 1960).

Fajans, K.

N. Bauer, K. Fajans, in Physical Methods of Organic Chemistry, Vol. 1, A. Weissberger, Ed. (Interscience, New York, 1945), p. 653.

Fishter, G. E.

G. E. Fishter, in Applied Optics and Optical Engineering, Vol. 5, Part 1, R. Kingslake, Ed. (Academic, New York, 1967), p. 363.

Glas, H.

A. Penzkofer, H. Glas, J. Schmailzl, Chem. Phys. 40, 47 (1982).
[CrossRef]

Hecht, E.

E. Hecht, A. Zajac, Optics (Addison-Wesley, Reading, Mass., 1974).

Kessler, H.

H. Kessler, in Handbuch der Physik XVIII. Geometrische Optik, optische Konstante, optische Instrumente, H. Geiger, K. Scheel, Eds. (Springer, Berlin, 1927), p. 623.

McDonald, D. B.

D. B. McDonald, S. A. Rice, Opt. Commun. 32, 416 (1980).
[CrossRef]

Orner, G. C.

R. Topp, G. C. Orner, Opt. Commun. 13, 276 (1975).
[CrossRef]

Penzkofer, A.

A. Penzkofer, H. Glas, J. Schmailzl, Chem. Phys. 40, 47 (1982).
[CrossRef]

Rank, D. H.

D. H. Rank, in Advances in Spectroscopy, Vol. 1, H. W. Thompson, Ed. (Interscience, New York, 1959), p. 76.

Rice, S. A.

D. B. McDonald, S. A. Rice, Opt. Commun. 32, 416 (1980).
[CrossRef]

Schmailzl, J.

A. Penzkofer, H. Glas, J. Schmailzl, Chem. Phys. 40, 47 (1982).
[CrossRef]

Topp, R.

R. Topp, G. C. Orner, Opt. Commun. 13, 276 (1975).
[CrossRef]

Zajac, A.

E. Hecht, A. Zajac, Optics (Addison-Wesley, Reading, Mass., 1974).

Chem. Phys. (1)

A. Penzkofer, H. Glas, J. Schmailzl, Chem. Phys. 40, 47 (1982).
[CrossRef]

Opt. Commun. (2)

R. Topp, G. C. Orner, Opt. Commun. 13, 276 (1975).
[CrossRef]

D. B. McDonald, S. A. Rice, Opt. Commun. 32, 416 (1980).
[CrossRef]

Other (7)

D. H. Rank, in Advances in Spectroscopy, Vol. 1, H. W. Thompson, Ed. (Interscience, New York, 1959), p. 76.

L. Brillouin, Wave Propagation and Group Velocity (Academic, New York, 1960).

H. Kessler, in Handbuch der Physik XVIII. Geometrische Optik, optische Konstante, optische Instrumente, H. Geiger, K. Scheel, Eds. (Springer, Berlin, 1927), p. 623.

G. E. Fishter, in Applied Optics and Optical Engineering, Vol. 5, Part 1, R. Kingslake, Ed. (Academic, New York, 1967), p. 363.

E. Hecht, A. Zajac, Optics (Addison-Wesley, Reading, Mass., 1974).

S. S. Batsanov, Refractometry and Chemical Structure (Consultants Bureau, New York, 1961).

N. Bauer, K. Fajans, in Physical Methods of Organic Chemistry, Vol. 1, A. Weissberger, Ed. (Interscience, New York, 1945), p. 653.

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Figures (3)

Fig. 1
Fig. 1

Ray tracing through a general Pellin-Broca prism: nA, absolute phase refractive index of air; n, absolute phase refractive index of liquid or solid.

Fig. 2
Fig. 2

Relative refractive index nr vs incident angle φI of light to Pellin-Broca prism for various refracting angles α = β. Deflection angle δ = 90°.

Fig. 3
Fig. 3

Experimental setup for refractive-index measurement with (a) conventional light sources and (b) laser light sources. He–Ne, He–Ne laser; CL, cylindrical lens (f = 20 cm); L, light source; S1, slit (0.1-mm width); L1, achromatic lens (f = 1.33 m); P, 90° prism; PB, Pellin-Broca prism (1-cm hole diam); G1, G2, Suprasil windows; M, aluminum front mirror; L2, achromatic lens (f = 1 m); S2, slit (0.03-mm width); SP, spectrometer (f = 25 cm) with grating of 1200 lines/mm; DA, silicon diode array (Tracor DARSS). Nd:glass, mode-locked Nd:glass laser; A, aperture.

Equations (6)

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δ = 90 ° - β + α - φ I + arcsin ( n r { sin [ α + β - arcsin ( 1 n r sin φ I ) ] } ) ,
φ I = arcsin ( n r { sin [ 2 α - arcsin ( 1 n r sin φ I ) ] } ) ,
sin φ I = n r sin α .
Δ n r = cos φ I sin α Δ φ I ;
n g = n 1 + λ n n λ = n 1 - ν n n ν .
n A ( ν ˜ , t , p ) = 1 + ( 6.4328 × 10 - 5 + 2.94981 × 10 6 1.46 × 10 10 - ν ˜ 2 + 2.554 × 10 4 4.1 × 10 9 - ν ˜ 2 ) × p A ( 1.054915 + 8.3 × 10 - 4 p A - 1.2423 × 10 - 5 p A t A ) 1.013877 + 3.7118 × 10 - 3 t A ,

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