FLAME PHOTOMETER Meaning and
Definition
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A flame photometer is a scientific instrument used for measuring the concentration of certain metal ions in a solution by analyzing the emitted light when the sample is subjected to a flame. The instrument utilizes a flame produced by a burner which vaporizes the liquid sample, causing metal ions to break into individual atoms. These atoms then absorb energy from the flame and become excited, moving to higher energy levels. Upon returning to their ground state, these atoms release the absorbed energy as light, specifically in the form of characteristic wavelengths for each metal ion.
A flame photometer consists of several essential components, including a flame burner, a nebulizer to atomize the liquid sample, a wavelength selector to isolate specific wavelengths, a photodetector to measure the intensity of the emitted light, and signal processing and display units. The instrument is typically calibrated using standard solutions with known concentrations of metal ions.
Flame photometry finds applications in various fields, such as environmental monitoring, clinical analysis, and industrial quality control. It allows for the rapid and accurate measurement of metal ion concentrations, providing crucial information for assessing pollution levels, diagnosing diseases, and ensuring product quality. However, it should be noted that flame photometry has limitations, particularly in terms of limited element range and interference from other substances present in the sample.
Common Misspellings for FLAME PHOTOMETER
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Etymology of FLAME PHOTOMETER
The word "flame photometer" is a combination of two terms, "flame" and "photometer".
The term "flame" refers to the source of combustion used in the instrument. In a flame photometer, a flame is generated using a fuel gas (such as natural gas or propane) mixed with oxygen to create a controlled, high-temperature source of combustion.
The term "photometer" is derived from the Greek words "photos", which means light, and "metron", which means measure. A photometer is an instrument used to measure the intensity of light or optical properties of a substance.
Therefore, the term "flame photometer" refers to an instrument that utilizes a flame as a source of combustion and measures the intensity of light emitted by a sample through photometric techniques.
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