Index.
* * * * *
N.B. A dash rule represents the italics immediately preceding it. The references are sometimes to the individual paragraph, and sometimes to that in conjunction with those which follow.
* * * * *
Absolute charge of matter
—— quantity of electricity in matter
Acetate of potassa, its electrolysis
Acetates, their electrolysis
Acetic acid, its electrolysis
Acid, nitric, formed in air by a spark
—— or alkali, alike in exciting the pile
—— transference of
—— for battery, its nature and strength
—— —— nitric, the best
—— —— effect of different strengths
—— in voltaic pile, does not evolve the electricity
—— —— its use
Acids and bases, their relation in the voltaic pile
Active battery, general remarks on
Adhesion of fluids to metals
Advantages of a new voltaic battery
Affinities, chemical, opposed voltaically
—— their relation in the active pile
Air, its attraction by surfaces
—— charge of
—— —— by brush
—— —— by glow
—— convective currents in
—— dark discharge in
—— disruptive discharge in
—— induction in
—— its insulating and conducting power
—— its rarefaction facilitates discharge
—— electrified
—— electro-chemical decompositions in
—— hot, discharges voltaic battery
—— poles of
—— positive and negative brush in
—— —— glow in
—— —— spark in
—— rarefied, brush in
—— retention of electricity on conductors by
—— specific inductive capacity of
—— —— not varied by temperature or pressure
Alkali has strong exciting power in voltaic pile
—— transference of
Amalgamated zinc, its condition
—— how prepared
—— its valuable use
—— battery
Ammonia, nature of its electrolysis
—— solution of, a bad conductor
Ampère's inductive results , note
Anions defined
—— table of
—— related through the entire circuit
—— their action in the voltaic pile
—— their direction of transfer
Anode defined
Antimony, its relation to magneto-electric induction
—— chloride of, not an electrolyte
—— oxide of, how affected by the electric current
—— supposed new protoxide
—— —— sulphuret
Animal electricity, its general characters considered
—— is identical with other electricities
—— its chemical force
—— enormous amount
—— evolution of heat
—— magnetic force
—— physiological effects
—— spark
—— tension
Apparatus, inductive, . See Inductive apparatus
Arago's magnetic phenomena, their nature
—— reason why no effect if no motion
—— direction of motion accounted for
—— due to induced electric currents
—— like electro-magnetic rotations in principle
—— not due to direct induction of magnetism
—— obtained with electro-magnets
—— produced by conductors only
—— time an element in
—— Babbage and Hershel's results explained
Arago's experiment, Sturgeon's form of
Associated voltaic circles
Atmospheric balls of fire
—— electricity, its chemical action
Atomic number judged of from electrochemical equivalent
Atoms of matter
—— their electric power
Attraction of particles, its influence in Döbereiner's phenomena
Attractions, electric, their force, note
—— chemic, produce current force
—— —— local force
—— hygrometric
Aurora borealis referred to magneto-electric induction
Axis of power, the electric current on , .
Balls of fire, atmospheric
Barlow's revolving globe, magnetic effects explained
Barry, decomposed bodies by atmospheric electricity
Bases and acids, their relation in the pile
Battery, Leyden, that generally used
Battery, voltaic, its nature
—— origin of its power
—— —— not in contact ,
—— —— chemical
—— —— oxidation of the zinc
—— its circulating force
—— its local force
—— quantity of electricity circulating
—— intensity of electricity circulating
—— intensity of its current
—— —— increased
—— its diminution in power
—— —— from adhesion of fluid
—— —— —— peculiar state of metal
—— —— —— exhaustion of charge
—— —— —— irregularity of plates
—— use of metallic contact in
—— electrolytes essential to it
—— —— why
—— state of metal and electrolyte before contact
—— conspiring action of associated affinities
—— purity of its zinc
—— use of amalgamated zinc in
—— plates, their number
—— —— size
—— —— vicinity
—— —— immersion
—— —— relative age
—— —— foulness
—— excited by acid
—— —— alkali
—— —— sulphuretted solutions
—— the acid, its use
—— acid for
—— nitric acid best for
—— construction of
—— with numerous alternations
—— Hare's
—— general remarks on, .
—— simultaneous decompositions with
—— practical results with
—— improved
—— —— its construction
—— —— power
—— —— advantages
—— —— disadvantages
Batteries, voltaic, compared
Becquerel, his important secondary results
Berzelius, his view of combustion
Biot's theory of electro-chemical decomposition
Bismuth, its relation to magneto-electric induction
Bodies classed in relation to the electric current
—— classed in relation to magnetism
Bodies electrolyzable
Bonijol decomposed substances by atmospheric electricity
Boracic acid a bad conductor
Brush, electric
—— produced
—— not affected by nature of conductors
—— is affected by the dielectrics
—— not dependent on current of air
—— proves molecular action of dielectric
—— its analysis
—— nature
—— form
—— ramifications
—— —— their coalescence
—— sound
—— requisite intensity for
—— has sensible duration
—— is intermitting
—— light of
—— —— in different gases
—— dark?
—— passes into spark
—— spark and glow relation of
—— in gases
—— oxygen
—— nitrogen
—— hydrogen
—— coal-gas
—— carbonic acid gas
—— muriatic acid gas
—— rare air
—— oil of turpentine
—— positive
—— negative
—— —— of rapid recurrence
—— positive and negative in different gases , .
Capacity, specific inductive
——. See Specific inductive capacity
Carbonic acid gas facilitates formation of spark
—— brush in
—— glow in
—— spark in
—— positive and negative brush in
—— —— discharge in
—— non-interference of
Carbonic oxide gas, interference of
Carrying discharge
——. See Discharge convective
Cathode described
Cations, or cathions, described
—— table of
—— direction of their transfer
Cations, are in relation through the entire circuit
Characters of electricity, table of
—— the electric current, constant
—— voltaic electricity
—— ordinary electricity
—— magneto-electricity
—— thermo-electricity
—— animal electricity
Charge, free
—— is always induction
—— on surface of conductors: why
——. influence of form on
—— —— distance on
—— loss of, by convection
—— removed from good insulators
—— of matter, absolute
—— of air
—— —— by brush
—— —— by glow
—— of particles in air
—— of oil of turpentine
—— of inductive apparatus divided
—— residual, of a Leyden jar
—— chemical, for battery, good
——-, —— weak and exhausted
Chemical action, the, exciting the pile is oxidation
—— superinduced by metals
—— —— platina
—— tested by iodide of potassium
Chemical actions, distant, opposed to each other
Chemical affinity influenced by mechanical forces
—— transferable through metals
—— statical or local
—— current
Chemical decomposition by voltaic electricity
—— common electricity
—— magneto-electricity
—— thermo-electricity
—— animal electricity
——. See Decomposition electro-chemical
Chemical and electrical forces identical
Chloride of antimony not an electrolyte
—— lead, its electrolysis
—— —— electrolytic intensity for
—— silver, its electrolysis
—— —— electrolytic intensity for
—— tin, its electrolysis
Chlorides in solution, their electrolysis
—— fusion, their electrolysis
Circle of anions and cathions
Circles, simple voltaic
—— associated voltaic
Circuit, voltaic, relation of bodies in
Classification of bodies in relation to magnetism
—— the electric current
Cleanliness of metals and other solids
Clean platina, its characters
—— its power of effecting combination
—— ——. See Plates of platina
Coal gas, brush in
—— dark discharge in
—— positive and negative brush in
—— positive and negative discharge in
—— spark in
Colladon on magnetic force of common electricity
Collectors, magneto-electric
Combination effected by metals
—— solids
—— poles of platina
—— platina
—— —— as plates
—— —— as sponge
—— —— cause of
—— —— how
—— —— interferences with
—— —— retarded by olefiant gas
—— —— —— carbonic oxide
—— —— —— sulphuret of carbon
—— —— —— ether
—— —— —— other substances
Comparison of voltaic batteries
Conditions, general, of voltaic decomposition
—— new, of electro-chemical decomposition
Conducting power measured by a magnet
—— of solid electrolytes
—— of water, constant
Conduction
—— its nature
—— of two kinds
—— preceded by induction
—— and insulation, cases of the same kind
—— its relation to the intensity of the current conducted
—— common to all bodies
—— by a vacuum
—— by lac
—— by sulphur
—— by glass
—— by spermaceti
—— by gases
—— slow
—— affected by temperature
—— by metals diminished by heat
—— increased by heat
—— of electricity and heat, relation of
—— simple, can occur in electrolytes
—— —— with very feeble currents
—— by electrolytes without decomposition
—— and decomposition associated in electrolytes
—— facilitated in electrolytes
—— by water bad
—— —— improved by dissolved bodies
—— electrolytic, stopped
—— of currents stopped by ice
—— conferred by liquefaction
—— taken away by solidification
—— —— why
—— new law of
—— —— supposed exception to
—— general results as to
Conductive discharge
Conductors, electrolytic
—— magneto-electric
—— their nature does not affect the electric brush
—— size of, affects discharge
—— form of, affects discharge
—— distribution of electricity on
—— —— affected by form
—— —— —— distance
—— —— —— air pressure
—— —— irregular with equal pressure
Constancy of electric current
Constitution of electrolytes as to proportions
—— liquidity
Contact of metals not necessary for electrolyzation
—— its use in the voltaic battery
—— not necessary for spark
Contiguous particles, their relation to induction
—— active in electrolysis
Convection
—— or convective discharge. See Discharge convective
Copper, iron, and sulphur circle
Coruscations of lightning
Coulomb's electrometer
—— precautions in its use
Crystals, induction through
Cube, large, electrified
Cubes of crystals, induction through
Current chemical affinity
Current, voltaic, without metallic contact
Current, electric
—— defined
—— nature of
—— variously produced
—— produced by chemical action
—— —— animals
—— —— friction
—— —— heat
—— —— discharge of static electricity
—— —— induction by other currents
—— —— —— magnets
—— evolved in the moving earth
—— in the earth
—— natural standard of direction
—— none of one electricity
—— two forces everywhere in it
—— one, and indivisible
—— an axis of power
—— constant in its characters
—— inexhaustibility of
—— its velocity in conduction
—— —— electrolyzation
—— regulated by a fine wire note
—— affected by heat
—— stopped by solidification
—— its section
—— —— presents a constant force
—— produces chemical phenomena
—— —— heat
—— its heating power uniform
—— produces magnetism
—— Porrett's effects produced by
—— induction of
—— —— on itself
—— ——. See Induction of electric current
—— its inductive force lateral
—— induced in different metals
—— its transverse effects
—— —— constant
—— its transverse forces
—— —— are in relation to contiguous particles
—— —— their polarity of character
—— and magnet, their relation remembered note
Currents in air by convection
—— metals by convection
—— oil of turpentine by convection
Curved lines, induction in
Curves, magnetic, their relation to dynamic induction .
Daniell on the size of the voltaic metals
Dark discharge,
——. See Discharge, dark
Dates of some facts and publications note after
Davy's theory of electro-chemical decomposition
—— electro-chemical views
—— mercurial cones, convective phenomena
Decomposing force alike in every section of the current
—— variation of, on each particle
Decomposition and conduction associated in electrolytes
—— primary and secondary results of
—— by common electricity
—— —— precautions
Decomposition, electro-chemical
—— nomenclature of
—— new terms relating to
—— its distinguishing character
—— by common electricity
—— by a single pair of plates
—— by the electric current
—— without metallic contact
—— its cause
—— not due to direct attraction or repulsion of poles
—— dependent on previous induction
—— —— the electric current
—— —— intensity of current
—— —— chemical affinity of particles
—— resistance to
—— intensity requisite for
—— stopped by solidification
—— retarded by interpositions
—— assisted by dissolved bodies
—— division of the electrolyte
—— transference
—— why elements appear at the poles
—— uncombined bodies do not travel
—— circular series of effects
—— simultaneous
—— definite
—— —— independent of variations of electrodes
—— necessary intensity of current
—— influence of water in
—— in air
—— some general conditions of
—— new conditions of
—— primary results
—— secondary results
—— of acetates
—— acetic acid
—— ammonia
—— chloride of antimony
—— —— lead
—— —— silver
—— chlorides in solution
—— —— fusion
—— fused electrolytes
—— hydriodic acid and iodides
—— hydrocyanic acid and cyanides
—— hydrofluoric acid and fluorides
—— iodide of lead
—— —— potassium
—— muriatic acid
—— nitre
—— nitric acid
—— oxide antimony
—— —— lead
—— protochloride of tin
—— protiodide of tin
—— sugar, gum, &c.
—— of sulphate of magnesia
—— sulphuric acid
—— sulphurous acid
—— tartaric acid
—— water
—— theory of
—— —— by A. de la Rive
—— —— Biot
—— —— Davy
—— —— Grotthuss
—— —— Hachette ,
—— —— Riffault and Chompré
—— author's theory
Definite decomposing action of electricity
—— magnetic action of electricity
—— electro-chemical action
—— —— general principles of
—— —— in chloride of lead
—— —— —— silver
—— —— in hydriodic acid
—— —— iodide of lead
—— —— muriatic acid ,
—— —— protochloride of tin
—— —— water
Degree in measuring electricity, proposal for
De la Rive on heat at the electrodes
—— his theory of electro-chemical decomposition
Dielectrics, what
—— their importance in electrical actions
—— their relation to static induction
—— their condition under induction
—— their nature affects the brush
—— their specific electric actions
Difference of positive and negative discharge
Differential inductometer
Direction of ions in the circuit
—— the electric current
—— the magneto-electric current
—— the induced volta-electric current
Disruptive discharge . See Discharge, disruptive
Discharge, electric, as balls of fire
—— of Leyden jar
—— of voltaic battery by hot air
—— —— points
—— velocity of, in metal, varied
—— varieties of
—— brush, . See Brush
—— carrying, . See Discharge, convective
—— conductive, . See Conduction
—— dark
—— disruptive
—— electrolytic
—— glow, . See Glow
—— positive and negative
—— spark, . See Spark, electric
Discharge, connective
—— in insulating media
—— in good conductors
—— with fluid terminations in air
—— —— liquids
—— from a ball
—— influence of points in
—— affected by mechanical causes
—— —— flame
—— with glow
—— charge of a particle in air
—— —— oil of turpentine
—— charge of air by
—— currents produced in air
—— —— oil of turpentine
—— direction of the currents
—— Porrett's effects
—— positive and negative
—— related to electrolytic discharge
Discharge, dark
—— with negative glow
—— between positive and negative glow
—— in air
—— muriatic acid gas
—— coal gas
—— hydrogen
—— nitrogen
Discharge, disruptive
—— preceded by induction
—— determined by one particle
—— necessary intensity
—— determining intensity constant
—— related to particular dielectric
—— facilitates like action
—— its time
—— varied by form of conductors
—— —— change in the dielectric ,
—— —— rarefaction of air
—— —— temperature
—— —— distance of conductors
—— —— size of conductors
—— in liquids and solids
—— in different gases
—— —— not alike
—— —— specific differences
—— positive and negative
—— —— distinctions
—— —— differences
—— —— relative facility
—— —— dependent on the dielectric
—— —— in different gases
—— —— of voltaic current
—— brush
—— collateral
—— dark
—— glow
—— spark
—— theory of
Discharge, electrolytic
—— previous induction
—— necessary intensity
—— division of the electrolyte
—— stopped by solidifying the electrolyte
—— facilitated by added bodies
—— in curved lines
—— proves action of contiguous particles
—— positive and negative
—— velocity of electric current in
—— related to convective discharge
—— theory of
Discharging train generally used
Disruptive discharge, . See Discharge, disruptive
Dissimulated electricity
Distance, its influence in induction ,
—— over disruptive discharge
Distant chemical actions, connected and opposed
Distinction of magnetic and magneto-electric action
Division of a charge by inductive apparatus
Döbereiner on combination effected by platina
Dulong and Thenard on combination by platina and solids
Dust, charge of its particles, .
Earth, natural magneto-electric induction in
Elasticity of gases
—— gaseous particles
Electric brush, . See Brush, electric
—— condition of particles of matter
—— conduction, . See Conduction
—— current defined
—— —— nature of
—— ——. See Current, electric
—— —— induction of , . See Induction of
electric current
—— —— —— on itself
—— discharge, . See Discharge
—— force, nature of, . See Forces
—— induction, . See Induction
—— inductive capacity, . See Specific inductive capacity
—— polarity, . See Polarity, electric
—— spark, . See Spark, electric
—— and magnetic forces, their relation
Electrics, charge of
Electrical excitation, . See Excitation
—— machine generally used
—— battery generally used
—— and chemical forces identical
Electricities, their identity, however excited
—— one or two
—— two
—— —— their independent existence
—— —— their inseparability
—— —— never separated in the current
Electricity, quantity of, in matter
—— its distribution on conductors
—— —— influenced by form
—— —— —— distance
—— —— —— air's pressure
—— relation of a vacuum to
—— dissimulated
—— common and voltaic, measured
—— its definite decomposing action
—— —— heating action
—— —— magnetic action
—— animal, its characters
—— magneto-, its characters
—— ordinary, its characters
—— thermo-, its characters
—— voltaic, its characters
Electricity from magnetism
—— on magnetisation of soft iron by currents
—— —— magnets
—— employing permanent magnets
—— —— terrestrial magnetic force
—— —— moving conductors
—— —— —— essential condition
—— by revolving plate
—— —— a constant source of electricity
—— —— law of evolution
—— —— direction of the current evolved
—— —— course of the currents in the plate
—— by a revolving globe
—— by plates
—— by a wire
—— conductors and magnet may move together
—— current produced in a single wire
—— —— a ready source of electricity note
—— —— momentary
—— —— permanent
—— —— deflects galvanometer
—— —— makes magnets
—— —— shock of
—— —— spark of
—— —— traverses fluids
—— —— its direction
—— effect of approximation and recession
—— the essential condition
—— general expression of the effects
—— from magnets alone
Electricity of the voltaic pile
—— its source
—— —— not metallic contact
—— —— is in chemical action
Electro-chemical decomposition
—— nomenclature
—— general conditions of
—— new conditions of
—— influence of water in
—— primary and secondary results
—— definite
—— theory of
——. See also Decomposition, electrochemical
Electro-chemical equivalents
—— table of
—— how ascertained
—— always consistent
—— same as chemical equivalents
—— able to determine atomic number
Electro-chemical excitation
Electrode defined
Electrodes affected by heat
—— varied in size
—— —— nature
——. See Poles
Electrolysis, resistance to
Electrolyte defined
—— exciting, solution of acid
—— —— alkali
—— exciting, water
—— —— sulphuretted solution
Electrolytes, their necessary constitution
—— consist of single proportionals of elements
—— essential to voltaic pile
—— —— why
—— conduct and decompose simultaneously
—— can conduct feeble currents without decomposition
—— as ordinary conductors
—— solid, their insulating and conducting power
—— real conductive power not affected by dissolved matters
—— needful conducting power
—— are good conductors when fluid
Electrolytes non-conductors when solid
—— why
—— the exception
Electrolytes, their particles polarize as wholes
—— polarized light sent across
—— relation of their moving elements to the passing current
—— their resistance to decomposition
—— and metal, their states in the voltaic pile
—— salts considered as
—— acids not of this class
Electrolytic action of the current
—— conductors
—— discharge, . See Discharge, electrolytic
—— induction
—— intensity
—— —— varies for different bodies
—— —— of chloride of lead
—— —— chloride of silver
—— —— sulphate of soda
—— —— water
—— —— its natural relation
Electrolyzation , . See Decomposition
electro-chemical
—— defined
—— facilitated
—— in a single circuit
—— intensity needful for ,
—— of chloride of silver
—— sulphate of magnesia
—— and conduction associated
Electro-magnet, inductive effects in
Electro-magnetic induction definite
Electrometer, Coulomb's, described
—— how used
Electro-tonic state
—— considered common to all metals
—— —— conductors
—— is a state of tension
—— is dependent on particles
Elementary bodies probably ions
Elements evolved by force of the current
—— at the poles, why
—— determined to either pole
—— transference of
—— if not combined, do not travel
Equivalents, electro-chemical
—— chemical and electro-chemical, the same
Ether, interference of
Evolution of electricity
—— of one electric force impossible
—— of elements at the poles, why
Excitation, electrical
—— by chemical action
—— by friction
Exclusive induction, .
Flame favours convectivc discharge
Flowing water, electric currents in
Fluid terminations for convection
Fluids, their adhesion to metals
Fluoride of lead, hot, conducts well
Force, chemical, local
—— circulating
Force, electric, nature of
—— inductive, of currents, its nature
Forces, electric, two
—— inseparable
—— and chemical, are the same
—— and magnetic, relation of
—— —— are they essentially different?
Forces, exciting, of voltaic apparatus
—— exalted
Forces, polar
—— of the current, direct
—— —— lateral or transverse
Form, its influence on induction
—— discharge
Fox, his terrestrial electric currents
Friction electricity, its characters
—— excitement by
Fusion, conduction consequent upon
Fusinieri, on combination effected by platina, .
Galvanometer, affected by common electricity
—— a correct measure of electricity note
Gases, their elasticity
—— conducting power
—— insulating power
—— —— not alike
—— specific inductive capacity
—— —— alike in all
—— specific influence on brush and spark
—— discharge, disruptive, through
—— brush in
—— spark in
—— positive and negative brushes in
—— —— their differences
—— positive and negative discharge in
—— solubility of, in cases of electrolyzation
—— from water, spontaneous recombination of
—— mixtures of, affected by platina plates
—— mixed, relation of their particles
General principles of definite electrolytic action
—— remarks on voltaic batteries
—— results as to conduction
—— —— induction
Glass, its conducting power
—— its specific inductive capacity
—— its attraction for air
—— —— water
Globe, revolving of Barlow, effects explained
—— is magnetic
Glow
—— produced
—— positive
—— negative
—— favoured by rarefaction of air
—— is a continuous charge of air
—— occurs in all gases
—— accompanied by a wind
—— its nature
—— discharge
—— brush and spark relation of
Grotthuss' theory of electro-chemical decomposition
Growth of a brush
—— spark, .
Hachette's view of electro-chemical decomposition
Hare's voltaic trough
Harris on induction in air
Heat affects the two electrodes
—— increases the conducting power of some bodies
—— its conduction related to that of electricity
—— as a result of the electric current note
—— evolved by animal electricity
—— —— common electricity
—— —— magneto-electricity
—— —— thermo-electricity
—— —— voltaic electricity
Helix, inductive effects in
Hydriodic acid, its electrolyses
Hydrocyanic acid, its electrolyses
Hydrofluoric acid, not electrolysable
Hydrogen, brush in
—— positive and negative brush in
—— —— discharge in
Hydrogen and oxygen combined by platina plates
—— spongy platina, .
Ice, its conducting power
—— a non-conductor of voltaic currents
Iceland crystal, induction across
Identity, of electricities
—— of chemical and electrical forces
Ignition of wire by electric current note
Improved voltaic battery
Increase of cells in voltaic battery, effect of
Inducteous surfaces
Induction apparatus
—— fixing the stem
—— precautions
—— removal of charge
—— retention of charge
—— a charge divided
—— peculiar effects with
Induction, static
—— an action of contiguous particles
—— consists in a polarity of particles
—— continues only in insulators
—— intensity of, sustained
—— influenced by the form of conductors
—— —— distance of conductors
—— —— relation of the bounding surfaces
—— charge, a case of
—— exclusive action
—— towards space
—— across a vacuum
—— through air
—— —— different gases
—— —— crystals
—— —— lac
—— —— metals
—— —— all bodies
—— its relation to other electrical actions
—— —— insulation
—— —— conduction
—— —— discharge
—— —— electrolyzation
—— —— intensity
—— —— excitation
—— its relation to charge
—— an essential general electric function
—— general results as to
—— theory of
—— in curved lines
—— —— through air
—— —— —— other gases
—— —— —— lac
—— —— —— sulphur
—— —— —— oil of turpentine
induction, specific
—— the problem stated
—— —— solved
—— of air
—— —— invariable
—— of gases
—— —— alike in all
—— of shell-lac
—— glass
—— sulphur
—— spermaceti
—— certain fluid insulators
Induction of electric currents
—— on aiming the principal current
—— on stopping the principal current
—— by approximation
—— by increasing distance
—— effective through conductors
—— —— insulators
—— in different metals
—— in the moving earth
—— in flowing water
—— in revolving plates
—— the induced current, its direction
—— —— duration
—— —— traverses fluids
—— —— its intensity in different conductors
—— —— not obtained by Leyden discharge
—— Ampère's results note
Induction of a current on itself
—— apparatus used
—— in a long wire
—— —— doubled wire
—— —— helix
—— in doubled helices
—— in an electro-magnet
—— wire and helix compared
—— short wire, effects with
—— action momentary
—— causes no permanent change in the current
—— not due to momentum
—— induced current separated
—— effect at breaking contact
—— —— making contact
—— effects produced, shock
—— —— spark
—— —— chemical decomposition
—— —— ignition of wire
—— cause is in the conductor
—— general principles of the action
—— direction of the forces lateral
induction, magnetic
—— by intermediate particles
—— through quiescent bodies
—— —— moving bodies
—— and magneto-electric, distinguished
Induction, magneto-electric . See Arago's
magnetic phenomena
—— magnelectric
—— electrolytic
—— volta-electric
Inductive capacity, specific
Inductive force of currents lateral
—— its nature
Inductive force, lines of
—— often curved
—— exhibited by the brush
—— their lateral relation
—— their relation to magnetism
Inductometer, differential
Inductric surfaces
Inexhaustible nature of the electric current
Inseparability of the two electric forces
Insulating power of different gases
Insulation
—— its nature
—— is sustained induction
—— degree of induction sustained
—— dependent on the dielectrics
—— —— distance in air
—— —— density of air
—— —— induction
—— —— form of conductors
—— as affected by temperature of air
—— in different gases
—— —— differs
—— in liquids and solids
—— in metals
—— and conduction not essentially different
—— its relation to induction
Insulators, liquid, good
—— solid, good
—— the best conduct
—— tested as to conduction
—— and conductors, relation of
Intensity, its influence in conduction
—— inductive, how represented
—— relative, of magneto-electric currents
—— of disruptive discharge constant
—— electrolytic
—— necessary for electrolyzation
—— of the current of single circles
—— —— increased
—— of electricity in the voltaic battery
—— of voltaic current increased
Interference with combining power of platina
—— by olefiant gas
—— carbonic oxide
—— sulphuret of carbon
—— ether
Interpositions, their retarding effects
Iodides in solution, their electrolysis
—— fusion, their electrolysis
Iodide of lead, electrolysed
—— of potassium, test of chemical action
Ions, what
—— not transferable alone
—— table of
Iron, both magnetic and magneto-electric at once
—— copper and sulphur circles, .
Jenkin, his shock by one pair of plates, .
Kemp, his amalgam of zinc
Knight, Dr. Gowin, his magnet, .
Lac, charge removed from
—— induction through
—— specific inductive capacity of
—— effects of its conducting power
—— its relation to conduction and insulation
Lateral direction of inductive forces of currents
—— forces of the current
Law of conduction, new
—— magneto-electric induction
—— volta-electric induction
Lead, chloride of, electrolysed
—— fluoride of, conducts well when heated
—— iodide of, electrolysed
—— oxide of, electrolysed
Leyden jar, condition of its charge
—— its charge, nature of
—— its discharge
—— its residual charge
Light, polarized, passed across electrolytes
—— electric note
—— —— spark
—— —— brush
—— —— glow
Lightning
Lines of inductive force ,
—— often curved
—— as shown by the brush
—— their lateral relation
—— their relation to magnetism
Liquefaction, conduction consequent upon
Liquid bodies which are non-conductors
Local chemical affinity .
Machine, electric, evolution of electricity by
——— magneto-electric
Magnelectric induction
—— collectors or conductors
Magnesia, sulphate, decomposed against water
—— transference of
Magnet, a measure of conducting power
—— and current, their relation remembered note
—— —— plate revolved together
—— —— cylinder revolved together
—— revolved alone
—— and moving conductors, their general relation
—— made by induced current
—— electricity from
Magnetic bodies, but few
—— curves, their inductive relation
—— effects of voltaic electricity
—— —— common electricity
—— —— magneto-electricity
—— —— thermo-electricity
—— —— animal electricity
—— and electric forces, their relation
—— forces active through intermediate particles
—— forces of the current
—— —— very constant
—— deflection by common electricity
—— phenomena of Arago explained
—— induction. See Induction, magnetic
—— induction through quiescent bodies
—— —— moving bodies
—— and magneto-electric action distinguished
Magnetism, electricity evolved by
—— its relation to the lines of inductive force
—— bodies classed in relation to
Magneto-electric currents, their intensity
—— their direction
—— traverse fluids
—— momentary
—— permanent
—— in all conductors
Magneto-electric induction
—— terrestrial
—— law of
——. See Arago's magnetic phenomena
Magneto-electric machines
—— inductive effects in their wires
Magneto-electricity, its general characters considered &c
—— identical with other electricities
—— its tension
—— evolution of heat
—— magnetic force
—— chemical force
—— spark
—— physiological effects
——. See Induction, magnetic
Matter, atoms of
—— new condition of
—— quantity of electricity in
—— absolute charge of
Measures of electricity, galvanometer note
—— voltameter
—— metal precipitated
Measure of specific inductive capacity
Measurement of common and voltaic electricities
—— electricity, degree
—— —— by voltameter
—— —— by galvanometer note
—— —— by metal precipitated
Mechanical forces affect chemical affinity
Mercurial terminations for convection
Mercury, periodide of, an exception to the law of conduction?
—— perchloride of
Metallic contact not necessary for electrolyzation
—— not essential to the voltaic current
—— its use in the pile
Metallic poles
Metal and electrolyte, their state
Metals, adhesion of fluids to
—— their power of inducing combination
—— —— interfered with
—— static induction in
—— different, currents induced in
—— generally secondary results of electrolysis
—— transfer chemical force
—— transference of
—— insulate in a certain degree
—— convective currents in
—— but few magnetic
Model of relation of magnetism and electricity
Molecular inductive action
Motion essential to magneto-electric induction
—— across magnetic curves
—— of conductor and magnet, relative
—— —— not necessary
Moving magnet is electric
Muriatic acid gas, its high insulating power
—— brush in
—— dark discharge in
—— glow in
—— positive and negative brush in
—— spark in
—— —— has no dark interval
Muriatic acid decomposed by common electricity
—— its electrolysis (primary) .
Nascent state, its relation to combination
Natural standard of direction for current
—— relation of electrolytic intensity
Nature of the electric current
—— force or forces
Negative current, none
—— discharge
—— —— as Spark
—— —— as brush
—— spark or brush
Negative and positive discharge
—— in different gases
New electrical condition of matter
—— law of conduction
Nitric acid formed by spark in air
—— favours excitation of current
—— —— transmission of current
—— is best for excitation of battery
—— nature of its electrolysis
Nitrogen determined to either pole
—— a secondary result of electrolysis
—— brush in
—— dark discharge in
—— glow in
—— spark in
—— positive and negative brush in
—— —— discharge in
—— its influence on lightning
Nomenclature
Nonconduction by solid electrolytes
Note on electrical excitation
Nuclei, their action .
Olefiant gas, interference of
Ordinary electricity, its tension
—— evolution of heat
—— magnetic force
—— chemical force
—— —— precautions
—— spark
—— physiological effect
—— general characters considered
—— identity with other electricities
Origin of the force of the voltaic pile
Oxidation the origin of the electric current in the voltaic pile
Oxide of lead electrolysed
Oxygen, brush in
—— positive and negative brush in
—— —— discharge in
—— solubility of, in cases of electrolyzation
—— spark in
—— and hydrogen combined by platina plates
—— —— spongy platina
—— —— other metals, .
Particles, their nascent state
—— in air, how charged
—— neighbouring, their relation to each other
—— contiguous, active in induction
—— of a dielectric, their inductive condition
—— polarity of, when under induction
—— how polarised
—— —— in any direction
—— —— as wholes or elements
—— —— in electrolytes
—— crystalline
—— contiguous, active in electrolysis
—— their action in electrolyzation
—— —— local chemical action
—— —— relation to electric action
—— —— electric action
Path of the electric spark
Phosphoric acid not an electrolyte
Physiological effects of voltaic-electricity
—— common electricity
—— magneto-electricity
—— thermo-electricity
—— animal electricity
Pile, voltaic, electricity of
——. See Battery, voltaic
Plates of platina effect combination
—— prepared by electricity
—— —— friction
—— —— heat
—— —— chemical cleansing ,
—— clean, their general properties
—— their power preserved
—— —— in water
—— their power diminished by action
—— —— exposure to air
—— their power affected by washing in water
—— —— heat
—— —— presence of certain gases
—— their power, cause of
—— theory of their action, Döbereiner's
—— —— Dulong and Thenard's
—— —— Fusinieri's
—— —— author's
Plates of voltaic battery foul
—— new and old
—— vicinity of
—— immersion of
—— number of
—— large or small
Platina, clean, its characters
—— attracts matter from the air
—— spongy, its state
—— clean, its power of effecting combination
—— —— interfered with
—— its action retarded by olefiant gas
—— —— carbonic oxide
——. See Combination, Plates of platina, and Interference
—— poles, recombination effected by
Plumbago poles for chlorides
Poisson's theory of electric induction
Points, favour convective discharge
—— fluid for convection
Polar forces, their character
—— decomposition by common electricity
Polarity, meaning intended
—— of particles under induction
—— electric
—— —— its direction ,
—— —— its variation
—— —— its degree
—— —— in crystals
—— —— in molecules or atoms
—— —— in electrolytes
Polarized light across electrolytes
Poles, electric, their nature
—— appearance of evolved bodies at, accounted for
—— one element to either?
—— of air
—— of water
—— of metal
—— of platina, recombination effected by
—— of plumbago
Poles, magnetic, distinguished note
Porrett's peculiar effects
Positive current none
—— discharge
—— —— as spark
—— —— as brush
—— spark or brush
—— and negative, convective discharge
—— —— disruptive discharge
—— —— —— in different gases
—— —— voltaic discharge
—— —— electrolytic discharge
Potassa acetate, nature of its electrolysis
Potassium, iodide of, electrolysed
Power of voltaic batteries estimated
Powers, their state of tension in the pile
Practical results with the voltaic battery
Pressure of air retains electricity, explained
Primary electrolytical results
Principles, general, of definite electrolytic action
Proportionals in electrolytes, single .
Quantity of electricity in matter
—— voltaic battery, .
Rarefaction of air facilitates discharge, why
Recombination, spontaneous, of gases from water
Relation, by measure, of electricities
—— of magnets and moving conductors
—— of magnetic induction to intervening bodies
—— of a current and magnet, to remember note
—— of electric and magnetic forces
—— of conductors and insulators
—— of conduction and induction
—— of induction and disruptive discharge
—— —— electrolyzation
—— —— excitation
—— —— charge
—— of insulation and induction
—— lateral, of lines of inductive force
—— of a vacuum to electricity
—— of spark, brush, and glow
—— of gases to positive and negative discharge
—— of neighbouring particles to each other
—— of elements in decomposing electrolytes
—— —— exciting electrolytes
—— of acids and bases voltaically
Remarks on the active battery
Residual charge of a Leyden jar
Resistance to electrolysis
—— of an electrolyte to decomposition
Results of electrolysis, primary or secondary
—— practical, with the voltaic battery
—— general, as to induction
Retention of electricity by pressure of the atmosphere explained
Revolving plate. See Arago's phenomena
—— globe, Barlow's, effect explained
—— —— magnetic
—— —— direction of currents in
Riffault's and Chompré's theory of electro-chemical decomposition
Rock crystal, induction across
Room, insulated and electrified
Rotation of the earth a cause of magneto-electric induction, .
Salts considered as electrolytes
Scale of electrolytic intensities
Secondary electrolytical results
—— become measures of the electric current
Sections of the current
—— decomposing force alike in all
Sections of lines of inductive action
—— amount of force constant
Shock, strong, with one voltaic pair
Silver, chloride of, its electrolyzation
—— electrolytic intensity for
Silver, sulphuret of, hot, conducts well
Simple voltaic circles
—— decomposition effected by
Single and many pairs of plates, relation of
Single voltaic circuits
—— without metallic contact
—— with metallic contact
—— their force exalted
—— give strong shocks
—— —— a bright spark
Solid electrolytes are non-conductors
—— why
Solids, their power of inducing combination
—— interfered with
Solubility of gases in cases of electrolyzation
Source of electricity in the voltaic pile
—— is chemical action
Spark
Spark, electric, its conditions
—— path
—— light
—— insensible duration or time
—— accompanying dark parts
—— determination, .
Spark is affected by the dielectrics
—— size of conductor
—— form of conductor
—— rarefaction of air
Spark, atmospheric or lightning
—— negative
—— positive
—— ragged
—— when not straight, why
—— variation in its length
—— tendency to its repetition
—— facilitates discharge
—— passes into brush
—— preceded by induction
—— forms nitric acid in air
—— in gases
—— in air
—— in nitrogen
—— in oxygen
—— in hydrogen
—— in carbonic acid
—— in muriatic acid gas
—— in coal-gas
—— in liquids
—— precautions
—— voltaic, without metallic contact
—— from single voltaic pair
—— from common and voltaic electricity assimilated
—— first magneto-electric
—— of voltaic electricity
—— of common electricity
—— of magneto-electricity
—— of thermo-electricity
—— of animal electricity
—— brush and glow related
Sparks, their expected coalition
Specific induction. See Induction, specific
Specific inductive capacity
—— apparatus for
—— of lac
—— of sulphur
—— of air
—— of gases
—— of glass
Spermaceti, its conducting power
—— its relation to conduction and insulation
Standard of direction in the current
State, electrotonic
Static induction. See Induction, static
Sturgeon, his form of Arago's experiment
—— use of amalgamated zinc by
Sulphate of soda, decomposed by common electricity
—— electrolytic intensity for
Sulphur determined to either pole
—— its conducting power
—— its specific inductive capacity
—— copper and iron, circle
Sulphuret of carbon, interference of
—— silver, hot, conducts well
Sulphuretted solution excites the pile
Sulphuric acid, conduction by
—— magneto-electric induction on
—— in voltaic pile, its use
—— not an electrolyte
—— its transference
—— its decomposition
Sulphurous acid, its decomposition
Summary of conditions of conduction
—— molecular inductive theory, .
Table of discharge in gases
—— electric effects
—— electro-chemical equivalents
—— electrolytes affected by fusion
—— insulation in gases
—— ions, anions, and cathions
Tartaric acid, nature of its electrolysis
Tension, inductive, how represented
—— of voltaic electricity
—— of common electricity
—— of thermo-electricity
—— of magneto-electricity
—— of animal electricity
—— of zinc and electrolyte in the voltaic pile
Terrestrial electric currents
Terrestrial magneto-electric induction
—— cause of aurora borealis
—— electric currents produced by
—— —— in helices alone
—— —— —— with iron
—— —— —— with a magnet
—— —— a single wire
—— —— a revolving plate
—— —— a revolving ball
—— —— the earth
Test between magnetic and magneto-electric action
Theory of combination of gases by clean platina
—— electro-chemical decomposition
—— the voltaic apparatus
—— static induction
—— disruptive discharge
—— Arago's phenomena
Thermo-electricity, its general characters
—— identical with other electricities
—— its evolution of heat
—— magnetic, force
—— physiological effects
—— spark
Time
Tin, iodide of, electrolysed
—— protochloride, electrolysis of, definite
Torpedo, nature of its electric discharge
—— its enormous amount of electric force
Transfer of elements and the current, their relation
Transference is simultaneous in opposite directions
—— uncombined bodies do not travel
—— of elements
—— —— across great intervals
—— —— its nature
—— of chemical force
Transverse forces of the current
Travelling of charged particles
Trough, voltaic. See Battery, voltaic
Turpentine, oil of, a good fluid insulator
—— its insulating power destroyed
—— charged
—— brush in
—— electric motions in ,
—— convective currents in .
Unipolarity, .
Vacuum, its relation to electricity
Vaporization
Velocity of conduction in metals varied
—— the electric discharge
—— conductive and electrolytic discharge, difference of
Vicinity of plates in voltaic battery
Volta-electric induction
Volta-electrometer
—— fluid decomposed in it, water
—— forms of
—— tested for variation of electrodes
—— —— fluid within
—— —— intensity
—— strength of acid used in
—— its indications by oxygen and hydrogen
—— —— hydrogen
—— —— oxygen
—— how used
Voltameter
Voltaic battery, its nature
—— remarks on
—— improved
—— practical results with
——. See Battery, voltaic
Voltaic circles, simple
—— decomposition by
Voltaic circles associated, or battery
Voltaic circuit, relation of bodies in
—— defined
—— origin of
—— its direction ,
—— intensity increased
—— produced by oxidation of zinc
—— not due to combination of oxide and acid
—— its relation to the combining oxygen
—— —— combining sulphur
—— —— the transferred elements
—— relation of bodies in
Voltaic current, . See Current, electric
Voltaic discharge, positive and negative
Voltaic decomposition . See Decomposition, electro-chemical
Voltaic electricity, identical with electricity, otherwise evolved
—— discharged by points
—— —— hot air
—— its tension
—— evolution of heat by
—— its magnetic force
—— its chemical force
—— its spark
—— its physiological effects
—— its general characters considered
Voltaic pile distinguished note
—— electricity of
—— depends on chemical action
—— relation of acid and bases in the
——. See Battery, voltaic
Voltaic spark without contact
—— precautions
Voltaic trough, . See Battery, voltaic.
Water, flowing, electric currents in
—— retardation of current by
—— its direct conducting power
—— —— constant
—— electro-chemical decomposition against
—— poles of
—— its influence in electro-chemical decomposition
—— is the great electrolyte
—— the exciting electrolyte when pure
—— —— acidulated
—— —— alkalized
—— electrolytic intensity for
—— electrolyzed in a single circuit
—— its electrolysis definite
—— decomposition of by fine wires
—— quantity of electricity in its elements
—— determined to either pole
Wheatstone's analysis of the electric brush
—— measurement of conductive velocity in metals
Wire, ignition of, by the electric current note
—— is uniform throughout
Wire a regulator of the electric current note
—— velocity of conduction in, varied
—— single, a current induced in
—— long, inductive effects in
Wollaston on decomposition by common electricity
—— decomposition of water by points, .
Zinc, amalgamated, its condition
—— used in pile
Zinc, how amalgamated
—— of troughs, its purity
—— its relation to the electrolyte
—— its oxidation is the source of power in the pile
—— plates of troughs, foul
—— —— new and old
—— waste of, in voltaic batteries
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