4030 



Rings, Brushes and Colours of Crystals, etc, 



4030 



Mica combination. Reusch, E. Berl. Mb. 



(1869) 530- . 



, Eeusch's, and polarised light. Willigen, 



. V. S. M. van der. [1871] Amst. Vs. Ak. 6 



(1872) 147-. 

 , , rotation of crystals. Sohncke, L. 



D. Nf. Tbl. (*1875) 52- ; A. Ps. C. (Ergdnz.) 8 



(1878) 16-. 



films, colours in polarised light, artificial 

 imitation. Biot, J. B. Par. S. Phlm. Bll. 

 (1815) 176-. 



, optical combinations. Wright, L. L. 



Ps. S. P. 5 (1884) 186- ; Ph. Mg. 15 (1883) 

 301-. 



and wedges for use in polarisation. 

 Wright, L. Ph. Mg. 16 (1883) 109-. 



and gypsum, optical combinations. [Bertin, 

 A. non] Norremberg, . A. C. 20 (1870) 

 215. 



, new figure in, and other phenomena of 

 polarised light. Page, C. Gf. Silliman J. 

 11 (1851) 89-. 



Monochromatic light, application. (A nocturne 

 hi black and yellow.) Spottiswoode, W. 

 [1878] B. I. P. 8 (1879) 582-. 



Optical angle. Lane, A. C. Science 20 (1892) 

 354-. 



Photography, application. (Figures of thin 

 slices of crystals in polariscope.) Crookes, 

 W. [1853] Pht. S. J. 1 (1854) 70-. 



, . (Cause of occurrence of abnormal 

 figures in impressions of polarised rings.) 

 Stokes, G. G. Ph. Mg. 6 (1853) 107-. 



of brushes. Mascart, , & Bouasse, . 

 C. B. Ill (1890) 83-. 



Pleochroic crystals, brushes. Bertin, A. Par. 



S. Ps. S. (1879) 62-. 

 Pleochroism, artificial production. Senarmont, 



H. de. A. C. 41 (1854) 319- ; C. B. 38 



(1854) 101-. 

 , . (Senarmont's coloured crystals.) 



Haidinger, W. Wien SB. 12 (1854) 400-. 

 Quartz, measurement of dark rings. McConnel, 



J.C. [1883] Camb. Ph. S. P. 5 (*1886) 53-. 

 Eings. Jamin, J. C. B. 35 (1852) 14-; A. C. 



36 (1852) 158-. 



and brushes. Niven, W. D. QJ. Mth. 13 

 (1875) 172-. 



. Nelson, E. M. Mcr. S. J. (1892) 



683-. 

 , measurement of angle of optic axes by. 



Grailich, W. J. Wien SB. 9 (1852) 934-. 

 , sizes. Milttrich, A. A. Ps. C. 121 (1864) 



206-. 

 , , Miittrich's formula. Hockauf, J. Z. 



Kr. 18 (1891) 70-. 



in twin crystals. Dove, H. W. Berl. Mb. 

 (1864) 239-. 



Spiral figures illustrating relation of optic axes. 

 Wright, L. [1881] L. Ps. S. P. 5 (1884) 

 1-; Ph. Mg. 13 (1882)20-. 



UNIAXIAL CRYSTALS. 



in convergent light, chromatic polarisation. 

 Willigen, V. S. M. van der. Amst. Vs. Ak. 

 7 (1873) 71-; Harl. Arch. Ms. Teyl. 3 (1874) 

 241-, 388. 



cut at right angles to axis, curves of constant 

 intensity of polarised light in. Spurge, C. 

 [1884] Camb. Ph. S. T. 14 (1889) 63-. 



, isochromatic curves. Glaze- 

 brook, R. T. Camb. Ph. S. P. 4 (1883) 299-. 



deviations in colours from Newton's scale. 

 Herschel, (Sir) J. F. W. [1819-20] Phil. 

 Trans. (1820) 45- ; Camb. Ph. S. T. 1 (1822) 

 21-. 



interference of polarised light in, and isochro- 

 matic curves. Langberg, C. N. Mg. Ntvd. 2 

 (1840) 53-, 103- ; Pogg. A. (Erganz.) 51 

 (1842) 529-. 



plates, explanation of rings in polarised light 

 with Fresnel's parallelepiped. Pscheidl, W. 

 A. Ps. C. (Ergdnz.) 8 (1878) 497-. 



, interference phenomena in. Ohm, G. S. 

 Munch. Ab. 7 (1855) 41-, 265-. 



, polarisation colours. Bertin, . A. C. 2 

 (1884) 485-. 



, projection of monochromatic brushes. 

 Bertin, A. Par. S. Ps. S6. (1883) 43-. 



, twin, interference phenomena. Pockels, F. 

 Gott. Nr. (1890) 259-. 



transmission of polarised light through. Russell, 

 W. H. L. Nt. 2 (1870) 299-. , 



tufts and brushes. Bertrand, E. J. de Ps. 8 

 (1879) 227-. 



Glass, appearance of black cross not caused by 



sudden cooling. Splittgerber, D. C. Pogg. 



A. 79 (1850) 297-. 

 , compressed, chromatic polarisation by. 



Wertheim, G. C. B. 32 (1851) 289-. 

 , , polarisation in. Brewster, (Sir) D. 



[1816] Edinb. E. S. T. 8 (1818) 353-. 

 , cooled, colour figures, and conditions of 



formation. Seebeck, T. J. Schweigger J. 7 



(1813) 259-, 382- ; 12 (1814) 1-. 

 , , and gypsum, colours, etc. Rollmann, W* 



Halle Z. Nw. 3 (1854) 96-. 

 , decomposed, rings of polarised light in 



specimens. Brewster, (Sir) D. B. A. Bp. 



(1840) (pt. 2) 6-. 

 , heated, effects on polarised light. Brewster, 



(Sir) D. Phil. Trans. (1816) 46-. 

 , , (Brewster). Schweigger, 



J. S. C. Schweigger J. 18 (1816) 256-.' 

 , , and unannealed drops, optical properties 



and structure. Brewster, (Sir) D. [1814] 



Phil. Trans. (1815) 1-. 



plates, vibrating, property. Biot, J. B 

 Par. S. Phlm. Bll. (1819) 174-. 



, strained (lecture experiment). Mack, K. 



A. Ps. C. 69 (1899) 801-. 

 , , neutral axes as seen by polarised light, 



experiments. Nickerson, L. Franklin I. J. 



65 (1873) 113- ; Am. S. CE. T. 3 (1875) 31-. 

 , unannealed, polarisation. Brewster, (Sir) D. 



[1814] Phil. Trans. (1814) 436-; (1815) 1-. 

 Interference experiments with polarised light. 



Arago, D. F. J., t& Fresnel, . A. C. 10 



(1819) 288-. 



, Fresnel-Arago, new form. 

 Mach, E., <& Rosicky, W. [1875] Wien 

 Ak. Sb. 72 (1876) (.46. 2) 197-. 



, , simple modification. 



Koldcek, F. Carl Bpm. 15 (1879) 672-. 



420 



