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- Crookes_radiometer abstract "The Crookes radiometer, also known as a light mill, consists of an airtight glass bulb, containing a partial vacuum. Inside are a set of vanes which are mounted on a spindle. The vanes rotate when exposed to light, with faster rotation for more intense light, providing a quantitative measurement of electromagnetic radiation intensity. The reason for the rotation was a cause of much scientific debate in the ten years following the invention of the device, but in 1879 the currently accepted explanation for the rotation was published. Today the device is mainly used in physics education as a demonstration of a heat engine run by light energy.It was invented in 1873 by the chemist Sir William Crookes as the by-product of some chemical research. In the course of very accurate quantitative chemical work, he was weighing samples in a partially evacuated chamber to reduce the effect of air currents, and noticed the weighings were disturbed when sunlight shone on the balance. Investigating this effect, he created the device named after him.It is still manufactured and sold as an educational aid or curiosity.".
- Crookes_radiometer thumbnail Crookes_radiometer.jpg?width=300.
- Crookes_radiometer wikiPageExternalLink LightMill.html.
- Crookes_radiometer wikiPageExternalLink light-mill.html.
- Crookes_radiometer wikiPageExternalLink page7.html.
- Crookes_radiometer wikiPageExternalLink www.radiometernetforce.com.
- Crookes_radiometer wikiPageExternalLink On-Radiometer-Action-and-the-Pressure-of-Radiation-by-Mary-Bell-S-E-Green-1933.
- Crookes_radiometer wikiPageID "7021".
- Crookes_radiometer wikiPageRevisionID "645834140".
- Crookes_radiometer hasPhotoCollection Crookes_radiometer.
- Crookes_radiometer subject Category:Electromagnetic_radiation_meters.
- Crookes_radiometer subject Category:Energy_conversion.
- Crookes_radiometer subject Category:External_combustion_engines.
- Crookes_radiometer subject Category:Heat_transfer.
- Crookes_radiometer subject Category:Hot_air_engines.
- Crookes_radiometer subject Category:Novelty_items.
- Crookes_radiometer subject Category:Radiometry.
- Crookes_radiometer type Artifact100021939.
- Crookes_radiometer type Device103183080.
- Crookes_radiometer type Engine103287733.
- Crookes_radiometer type ExternalCombustionEngines.
- Crookes_radiometer type HotAirEngines.
- Crookes_radiometer type Instrumentality103575240.
- Crookes_radiometer type Machine103699975.
- Crookes_radiometer type Motor103789946.
- Crookes_radiometer type Object100002684.
- Crookes_radiometer type PhysicalEntity100001930.
- Crookes_radiometer type Whole100003553.
- Crookes_radiometer comment "The Crookes radiometer, also known as a light mill, consists of an airtight glass bulb, containing a partial vacuum. Inside are a set of vanes which are mounted on a spindle. The vanes rotate when exposed to light, with faster rotation for more intense light, providing a quantitative measurement of electromagnetic radiation intensity.".
- Crookes_radiometer label "Crookes radiometer".
- Crookes_radiometer label "Crookesův mlýnek".
- Crookes_radiometer label "Lichtmühle".
- Crookes_radiometer label "Radiometer van Crookes".
- Crookes_radiometer label "Radiometr Crookesa".
- Crookes_radiometer label "Radiometro di Crookes".
- Crookes_radiometer label "Radiomètre de Crookes".
- Crookes_radiometer label "Radiòmetre de Crookes".
- Crookes_radiometer label "Radiómetro de Crookes".
- Crookes_radiometer label "Radiômetro de Crookes".
- Crookes_radiometer label "Радиометр Крукса".
- Crookes_radiometer label "ラジオメーター効果".
- Crookes_radiometer sameAs Crookesův_mlýnek.
- Crookes_radiometer sameAs Lichtmühle.
- Crookes_radiometer sameAs Radiómetro_de_Crookes.
- Crookes_radiometer sameAs Radiomètre_de_Crookes.
- Crookes_radiometer sameAs Radiometro_di_Crookes.
- Crookes_radiometer sameAs ラジオメーター効果.
- Crookes_radiometer sameAs Radiometer_van_Crookes.
- Crookes_radiometer sameAs Radiometr_Crookesa.
- Crookes_radiometer sameAs Radiômetro_de_Crookes.
- Crookes_radiometer sameAs m.020cf.
- Crookes_radiometer sameAs Q1334758.
- Crookes_radiometer sameAs Q1334758.
- Crookes_radiometer sameAs Crookes_radiometer.
- Crookes_radiometer wasDerivedFrom Crookes_radiometer?oldid=645834140.
- Crookes_radiometer depiction Crookes_radiometer.jpg.
- Crookes_radiometer isPrimaryTopicOf Crookes_radiometer.