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Actinometer

Definition of the noun actinometer

What does actinometer mean as a name of something?

noun - plural: actinometers

  1. an instrument for measuring the intensity of electromagnetic radiation (usually by the photochemical effect)

Printed dictionaries and other books with definitions for Actinometer

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Google previewRadiometry in Modern Scientific Experiments (2011)

by Pravilov Anatoly

An actinometer is an integrating system and it absorbs a total amount of radiation for exposure time, whether the intensity is invariable or fluctuating.

Google previewEngineering Chemistry-I (Anna University)

by M.V. Sureshkumar & P. Anilkumar

Spectrometer Actinometer Sample Slit Lens Source Actinometer is an experiment that determines the number of photons in alight beam.

Google previewThe Indian Meteorologist's Vade-mecum ... (1877)

by H. F. Blanford

The actinometer is an instrument for measuring1 the quantity of radiation received from the sun in a certain fixed time, say a minute. It consists essentially of a thermometer having a very large bulb, so constructed that it will absorb the whole, ...

Google previewThe Indian Meteorologist's Vade-mecum: Instructions to meteorological observers in India ... 1876 (1876)

The actinometer is an instrument for measuring the quantity of radiation received from the sun in a certain fixed time, say a minute. It consists essentially of a thermometer having a very large bulb, so constructed that it will absorb the whole , ...

Google previewIndian Meteorologist's Vade-mecum. by H. F. Blandford, Meteorological Reporter to the Government of India (1876)

by H. F. Blandford

The actinometer is an instrument for measuring the quantity of radiation received from the sun in a certain fixed time, say a minute. It consists essentially of a thermometer having a very large bulb, so constructed that it will absorb the whole , ...

Google previewOECD Guidelines for the Testing of Chemicals / Section 3: Degradation and Accumulation Test No. 316: Phototransformation of Chemicals in Water – Direct Photolysis (2008)

by OECD

An actinometer is a chemical system for the determination of the number of photons integrally or per time interval absorbed into the defined space of a chemical reactor (see also Annex 1). Suitable actinometers are summarized in Table 2 ...

Google previewPhotobiology (2015)

The Science of Light and Life by Lars Olof Björn

The great limitation of the ferrioxalate actinometer is that it is not sensitive to long wavelength light (in many cases this ...

Google previewPhotochromism: Molecules and Systems (2003)

by Heinz Dürr, Henri Bouas-Laurent

Actinometry “An actinometer is a chemical system or a physical device which determines the number of photons in a beam integrally or by unit time...” as defined in the “Glossary of Terms Used in Photochemistry” [39]. © 2001 IUPAC ...

Google previewEnvironmental Photochemistry (1999)

by Pierre Boule

A chemical actinometer is a photochemical system used for measuring light intensity. Its quantum yield is supposed to be known. Another parameter characterizing the fate of a compound is the 9 Phototransfomution of Pesticides in Aqueous ...

Google previewReaction Mechanisms of Inorganic and Organometallic Systems (2007)

by Robert B. Jordan

Actinometer An actinometer is a device used to measure the number of einsteins emitted at a particular wavelength by a particular light source. Photon-counting devices are now available and secondary chemical actinometers have been ...

Google previewPhotophysiology (2013)

Current Topics by Arthur C. Giese

An actinometer is a secondary standard of radiation intensity; therefore its accuracy is limited by the accuracy of its original calibration. However, this is usually quite sufficient for the better known actinometers, and at least as good as any but ...

Google previewWater Chemistry, An Introduction to the Chemistry of Natural and Engineered Aquatic Systems (2016)

Engineering, Engineering by CTI Reviews

An actinometer is a chemical system or physical device which determines the number of photons in a beam integrally or per unit time. carboxylic acid: A carboxylic acid is an organic acid characterized by the presence of at least one carboxyl ...

Google previewControl of Microorganisms in Drinking Water (2002)

by Srinivasa Lingireddy

A chemical actinometer is a laboratory prepared solution that produces a measurable, stoichiometric response to photons during irradiation. This stoichiometric response can then be used to back calculate the UV irradiance. The most common ...

Google previewThe American Cyclopaedia (1873)

A Popular Dictionary of General Knowledge by George Ripley, Charles Anderson Dana

A true actinometer is an instrument to measure the actinic or chemical power of the solar rays. The first contrivance to effect this object was the darkening of a surface sensitized by chloride of silver. The difficulty here was to make a preparation ...

Google previewModern dictionary (1990)

physical chemistry by Satake & Nahahiro

CHEMICAL ACTINOMETER Chemical Actinometer The number of photons absorbed by a photochemical system is determined through the use of chemical actinometer in which a photochemical reaction of known quantum yield is ...

Google previewA Dictionary of Science (2017)

by Jonathan Law

actinometer. Any of various instruments for measuring the intensity of electromagnetic radiation. Recent actinometers use the *photoelectric effect but earlier instruments depended either on the fluorescence produced by the radiation on a ...

Google previewA Dictionary of Chemistry (2008)

by John Daintith

An instrument that measuresthisquantity is called an actinometer. Recent actinometers use the * photoelectric effect but earlier instruments depended either on the fluorescence ...

Google previewBlackie’s Dictionary of Astronomy

by Blackie

Actinometer An instrument used for measuring the intensity of electromagnetic radiations. It makes use of either the phenomenon of fluorescence (old actinometer) or photoelectric effect (modern actinometer). Action at a distance Direct ...

Google previewThe Dictionary of Photography for Amateur and Professional Photographers (1902)

by Edward John Wall

Green and Fuidge's Actinometer. This presents the appearance of a small box about the size of a watch, on the cover of which are painted seven tints, each successive tint increasing in depth of colour, the same being intended to represent the ...

Google previewA Dictionary of Chemical Terms (1920)

by James Fitton Couch

Actinometer. An instrument for measuring the photo-chemical intensity of light by exposing ...

Google previewDictionary of Global Climate Change (1992)

actinometer. The general name for any instrument used to measure the intensity of radiant energy, particularly that of the Sun. Actinometers may be classified, according to the quantities which they measure, in the following manner: ...

Google previewA Dictionary of Photography for the Amateur and Professional Photographer (1889)

Containing Concise and Explanatory Articles by Edward John Wall

Actinograph — Actinometer. Any instrument which measures the actinism of the sun's rays. It usually consists of sensitive paper, which can be exposed to the light in small portions at a time ; and the time which it takes to darken to a standard ...

Google previewDictionary Of Geography

by Bhawani Kumar

Actinometer It is a device used to record insolation at earth's surface.

Google previewInternational Encyclopaedia of Engineering and Technology (2007)

by M N Doja

actinogram The record of a recording actinometer. actinography A recording actinometer. actinometry The science ...

Google previewThe Project Gutenberg Encyclopedia (101-)

by Project Gutenberg

ACTINOMETER (Gr. aktis, ray, metron, measure), an instrument for measuring the heating and chemical effects of light. The name was first given by Sir John Herschel to an apparatus for measuring the heating effect of solar rays (Edin. Journ.

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Video about Actinometer

Actinometer Meaning

Video shows what actinometer means. A device used to measure the heating power of electromagnetic radiation, especially that of solar radiation.. Actinometer ...

Scrabble value of A1C3T1I1N1O1M3E1T1E1R1

The value of this 11-letter word is 15 points, but it's not an accepted word in the Official Scrabble Players Dictionary.

Anagrams of ACTINOMETER

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