Wollaston wire
E595645
Wollaston wire is an extremely fine platinum wire produced by encasing the metal in silver, drawing it to a very small diameter, and then dissolving the silver, historically important in early electrical and scientific experiments.
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
electrical conductor
ⓘ
fine metal wire ⓘ scientific instrument component ⓘ |
| category |
electrical wiring
ⓘ
laboratory equipment ⓘ platinum products ⓘ |
| claddingMetal | silver ⓘ |
| coreMetal | platinum ⓘ |
| hasApplication |
early electromagnets
ⓘ
early galvanometer coils ⓘ fine thermocouple junctions ⓘ microscopic electrical circuits ⓘ |
| hasMaterial |
platinum core
ⓘ
silver cladding ⓘ |
| hasProperty |
corrosion resistance
ⓘ
extremely small diameter ⓘ high electrical conductivity ⓘ high melting point ⓘ mechanical flexibility ⓘ |
| historicalPeriodOfUse | early 19th century ⓘ |
| historicalSignificance | important in development of early electrical measurement devices ⓘ |
| inventedBy | William Hyde Wollaston NERFINISHED ⓘ |
| manufacturingStep |
drawing through progressively smaller dies
ⓘ
etching away silver with acid ⓘ |
| namedAfter | William Hyde Wollaston NERFINISHED ⓘ |
| notableFeature | enabled production of ultra-fine metal wires before modern drawing technology ⓘ |
| productionMethod |
chemically dissolving silver cladding
ⓘ
drawing composite wire to very small diameter ⓘ encasing platinum in silver ⓘ |
| relatedConcept |
composite wire
ⓘ
micro-wire technology ⓘ wire drawing ⓘ |
| typicalDiameter | on the order of micrometres ⓘ |
| usedFor |
early electrical experiments
ⓘ
fine electrical connections ⓘ precision resistance elements ⓘ scientific instrumentation ⓘ |
| usedInField |
electrical engineering
ⓘ
materials science ⓘ physics ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.