CONTENTS.

Par.

Series I. §. 1. Induction of electric currents 6

§. 2. Evolution of electricity from magnetism 27

§. 3. New electrical state or condition of matter 60

§. 4. Explication of Arago's magnetic phenomena 81

Series II. §. 5. Terrestrial magneto-electric induction 140

§. 6. Force and direction of magneto-electric

induction generally 193

Series III. §. 7. Identity of electricities from different

sources 265

---- ---- i Voltaic electricity 268

---- ---- ii Ordinary electricity 284

---- ---- iii Magneto-electricity 343

---- ---- iv Thermo-electricity 349

---- ---- v Animal electricity 351

§. 8. Relation by measure of common and voltaic

electricity 361

---- Note respecting Ampère's inductive results

after 379

Series IV. §. 9. New law of electric conduction 380

§. 10. On conducting power generally 418

Series V. §. 11. Electro-chemical decomposition 450

---- ¶ 1. New conditions of electro-chemical

decomposition 453

---- ¶ 2. Influence of water in such decomposition 472

---- ¶ 3. Theory of electro-chemical decomposition 477

Series VI. §. 12. Power of platina, &c. to induce combination 564

Series VII. §. 11.* Electro-chemical decomposition continued

(nomenclature) 661

---- ¶ 4. Some general conditions of

Electro-chemical decomposition 669

---- ¶ 5. Volta-electrometer 704

---- ¶ 6. Primary and secondary results 742

---- ¶ 7. Definite nature and extent of

electro-chemical forces 783

---- ---- Electro-chemical equivalents 822

§. 13. Absolute quantity of Electricity in the

molecules of matter 852

Series VIII. §. 14. Electricity of the voltaic pile 875

---- ¶ 1. Simple voltaic circles 875

---- ¶ 2. Electrolytic intensity 966

---- ¶ 3. Associated voltaic circles; or battery 989

---- ¶ 4. Resistance of an electrolyte to

decomposition 1007

---- ¶ 5. General remarks on the active battery 1034

Series IX. §. 15. Induction of a current on itself 1048

---- Inductive action of currents generally 1101

Series X. §. 16. Improved voltaic battery 1119

§. 17. Practical results with the voltaic battery 1136

Series XI. §. 18. On static induction 1161

---- ¶ 1. Induction an action of contiguous

particles 1161

---- ¶ 2. Absolute charge of matter 1169

---- ¶ 3. Electrometer and inductive apparatus 1179

---- ¶ 4. Induction in curved lines 1215

---- ---- Conduction by glass, lac, sulphur, &c. 1283

---- ¶ 5. Specific inductive capacity 1252

---- ¶ 6. General results as to the nature of

induction 1295

---- ---- Differential inductometer 1307

Series XII. ---- ¶ 7. Conduction or conductive discharge 1320

---- ¶ 8. Electrolytic discharge 1343

---- ¶ 9. Disruptive discharge 1359

---- ---- ---- Insulation 1362

---- ---- ---- as spark 1406

---- ---- ---- as brush 1425

---- ---- ---- positive and negative 1465

Series XIII. ---- ---- ---- as glow 1526

---- ---- ---- dark 1544

---- ¶ 10. Convection; or carrying discharge 1562

---- ¶ 11. Relation of a vacuum to electrical

phenomena 1613

§. 19. Nature of the electric current 1617

---- ---- its transverse forces 1653

Series XIV. §. 20. Nature of the electric force or forces 1667

§. 21. Relation of the electric and magnetic

forces 1709

§. 22. Note on electrical excitation 1737

Index

Notes

EXPERIMENTAL RESEARCHES

IN

ELECTRICITY.

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