5260 



Pyro- and Piezo-Electricity 



5270 



Equality of positive and negative pyro- 

 electricity. Dorn, E. A. Ps. C. 26 (1885) 

 328-. 



Experiments, two fundamental. Riecke, E. 

 Gott. Nr. (1887) 151-. 



Glass. Muncke, G. W. Pogg. A. 20 (1830) 



- (Muncke). Lenz, E. Pogg. A. 25 (1832) 

 241-. 



(Lenz). Muncke, G. W. Pogg. A. 29 (1833) 

 381-. 



(Muncke). Lenz,E. Pogg. A. 35 (1835) 72-. 

 , pyro-electricity, and electro-rotatory points. 



Reade, J. Ph. Mg. 25 (1844) 344-. 

 Methods, thermodynamics applied to. Duhem, 

 P. Par. EC. Norm. A. 2 (1885) 405-; 3 

 (1886) 263-. 



Minerals. 



Brewster, (Sir) D. Edinb. J. Sc. 1 (1824) 

 .. 208-. 

 Orsted, H. C. (vi Adds.) Froriep Not. 10 



(1825) 209-. 



Riess, P., (& Rose, G. Berl. Ab. (1843) 59-. 

 Apatite, brucite, celestine, prehnite, natrolite, 



skolesite, datolite and axinite. Hankel, 



W. G. [1878] Leip. Mth. Ps. Ab. 12 



(1883) 1-. 

 Aragonite. Hankel, W. G. [1872] Leip. Ab. 



Mth. Ps. 10 (1873) 343-. 

 Boracite. Hankel, W. G. Leip. Ab. Mth. Ps. 



4 (1859) 149-. 



. Mack, K. Z. Kr. 8 (1884) 503-. 

 , calcareous. Haily, R. J. A. C. 9 (1791) 



59-. 

 , influence of form and temperature. 



Hankel, W. G. Pogg. A. 56 (1842) 58-. 



and pitchblende, etc. Curie, J., & 

 Friedel, C. C. E. 97 (1883) 61-. 



titanite. Hankel, W. G. Pogg. A. 74 



(1848) 231-. 

 Calcspar, beryl, idocrase, and apophyllite. 



Hankel, W. G. [1874] Leip. Mth. Ps. Ab. 



11 (1878) 201-. 



Fluorspar, photo- and pyro-electricity. Hankel, 



W. G. [1879] Leip. Mth. Ps. Ab. 12 (1883) 



201-. 

 Gypsum, diopside, orthoclase, albite and peri- 



cline. Hankel, W. G. [1875] Leip. Mth. 



Ps. Ab. 11 (1878) 477-. 

 Heavy-spar. Hankel, W. G. [1872] Leip. 



Ab. Mth. Ps. 10 (1873) 271-. 

 Helvin, mellite, pyromorphite, mimetesite, 



phenakite, pennin, dioptase, strontianite, 



witherite, cerusite, euclase and titanite. 



Hankel, W. G. [1881] Leip. Mth. Ps. Ab. 



12 (1883) 549-. 



Potassium tartrate (neutral), pyro-electricity 



and crystalline form. Hankel, W. G. Pogg. 



A. 53 (1841) 620-. 

 Quartz. Hankel, W. G. [1866] Leip. Ab. 



Mth. Ps. 8 (1868) 321-. 

 . Friedel, C., & Curie, J. C. E. 96 (1883) 



1262-, 1389-. h 



(actino- and pyro-electricity) (Friedel and 

 Curie). Hankel, W. G. Leip. Mth. Ps. B. 

 35 (1883) 35-. 



Quartz (pyro-electricity and crystallographic 

 system) (von Kolenko's researches). Groth, 

 P. [1884] Munch. Ak Sb. 14 (1885) 1-. 



( ). Kolenko, B. von. Z. Kr. 9 



(1884) 1-. 



. Wul/, G. Es. Ps.-C. S. J. 16 (Ps.) (1884) 

 140-. 



(von Kolenko). Hankel, W. A. Ps. C. 26 



(1885) 150-. 



(Hankel). Kolenko, B. von, A. Ps. C. 29 



(1886) 416-. 



. Hankel, W. A. Ps. C. 32 (1887) 91-. 

 . Czermak, P. Wien Ak. Sb. 96 (1888) 



(Ab. 2) 1217- ; 97 (1889) (Ab. 2a) 301-. 

 . Rontgen, W. C. A. Ps. C. 39 (1890) 16-. 



and boracite crystals. Hankel, W. G. [1887] 

 Leip. Mth. Ps. Ab. 14 (1888) 269-. 



Topaz. Hankel, W. G. [1842-70] Pogg. A. 



56 (1842) 37-; D. Nf. Tbl. (*1868) 95; Leip. 

 Ab. Mth. Ps. 9 (1871) 357-. 



, pyro-electricity and optics, observations. 



Mack, K. A. Ps. C. 28 (1886) 153-. 

 Tourmaline, etc. Becquerel, A. C. A. C. 37 



(1828) 5-, 355-. 

 , . Forbes, J. D. [1832] Ph. Mg. 5 



(1834) 133-. 

 . Gaugain, J. M. C. E. 42 (1856) 1264- ; 



43 (1856) 916-, 1122- ; 44 (1857) 628-; A. C. 



57 (1859) 5-. 



. Hoppe, E. Gott. Nr. (1877) 474-. 



. Riecke, E. Gott. Nr. (1885) 405- ; (1890) 

 188- ; A. Ps. C. 40 (1890) 264-. 



, boracite and zinc silicate, relation of 

 crystalline form to electric polarity due to 

 temperature change. Kohler, F. Pogg. A. 

 17 (1829) 146-. 



, marekanite and Brazilian topaz. Erman, P. 

 Berl. Ab. (1829) 41-. 



, pyro-electricity, and mechanical theory of 

 muscular contraction. Riecke, E. Gott. Nr. 

 (1893) 19-. 



, specific electric moment, attempt to de- 

 termine. Voigt, W. Gott. Nr. (1896) 207-. 



, surface connected with pyro-electricity of. 

 Riecke, E. Gott. Nr. (1891) 223-. 



OTHEE SOUECES. 



Heating of spongy platinum by hydrogen. 



Michelotti, V., & Giobert, G. A. Tor. Mm. 



Ac. 30 (1826) 189-. 

 Photoelectricity of fluor spar. Hankel, W. G. 



Leip. Mth. Ps. B. 29 (1877) 71-. 

 silver bromide and chloride. Luggin, H. 



[1897-99] Stockh. Ak. Hndl. Bh. 23 (Afd. 1) 



(1898) No. 6, 82 pp.; 25 (1900) (Afd. 1) 



No. 1, 31 pp. 



5270 Atmospheric Electricity. 

 (See also Meteorology 1600.) 



Matteucci, C. Bb. Un. 59 (1835) 38-; Spongia 



Cm. Md. 1 (1836) 516-. 

 Thomson, (Sir) W. E. I. P. 3 (1858-62) 277- ; 



Ph. Mg. 20 (1860) 360- ; Manch. Ph. S. P. 2 



(1860-62) 204-. 



587 



