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What is photoionization?

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Anonymous

15y ago
Updated: 8/17/2019
  • The removal of one or more electrons from an atom or molecule by absorption of a photon of visible or ultraviolet light. (Also known as atomic photoelectric effect.)

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15y ago

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What has the author V S Letokhov written?

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What has the author E B Saloman written?

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What is one possible molecule formed by photo ionization?

One possible molecule formed by photoionization is a molecular ion, such as H2+ (hydrogen ion). This process occurs when a molecule absorbs a photon with enough energy to remove an electron, resulting in the formation of a positively charged ion.


How do you measure isopropanol ppm in air?

Isopropanol concentrations in air can be measured using a gas detector or a direct-reading instrument equipped with a photoionization detector (PID). The PID measures the concentration of volatile organic compounds (VOCs), including isopropanol, in parts per million (ppm) by ionizing the compounds and measuring the resulting electric current. Regular calibration and maintenance of the instrument are necessary for accurate measurements.


What happens when photon is absorbed by atom?

When a photon is absorbed by an atom, it can excite an electron to a higher energy level or even ionize the atom by completely removing an electron. This absorption of energy can cause the atom to undergo various processes such as fluorescence, photoelectric effect, or photoionization, depending on the energy of the photon and the characteristics of the atom.


Is it possible to ionize gas such as carbon dioxide?

Well maybe because there has been some reports on people dying cause of the gas inhaled and the Carbon Dioxide is bad to inhale coming from plants and all.first of all from my own opinion u need to know the type of bonding exibited by carbondioxide. but since CO2 is covalent, it will be very difficult for it to be ionised except it dissolve in water.


Are infrared gas detectors the best way to detect gas leaks?

Yes. Infrared are currently considered to be the best option to detect gas leaks. They use the absorption of infrared radiation at certain wavelengths to detect dangerous levels of toxic and combustible gases.