Partial Internal Conversion Coefficient: Definition & Example

In summary, a partial internal conversion coefficient is a measure of the probability that an electron in an excited nucleus will be converted into a gamma ray during a nuclear decay process. It is calculated by dividing the intensity of the gamma ray emitted by internal conversion by the total intensity of all gamma rays emitted during the decay process. An example of this is the conversion of a proton into a neutron and a positron, with a coefficient of 0.8. The value of this coefficient can be affected by factors such as electron energy, nucleus atomic number, and energy levels. It is important for understanding radioactive decay and predicting gamma ray intensity, as well as for medical imaging techniques like PET scans.
  • #1
Rajini
621
4
Hi all,
We all know what is total internal conversion coefficient (ratio of number of deexcitation via electron emission and gamma emission).
But what is meant by partial internal conversion coefficient??
Pls. explain me with a example.
thanks
 
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  • #2
I got it.
it is the coefficient for a particular emission..for .., K or L fluorescence..
 
  • #3


Hi there,

Partial internal conversion coefficient refers to the ratio of the number of deexcitation via electron emission to the total number of deexcitation processes, including both electron and gamma emission. In other words, it represents the fraction of deexcitation processes that result in electron emission.

An example of this would be in the case of a radioactive decay process, where a nucleus undergoes beta decay, emitting a beta particle (electron) and a neutrino. The partial internal conversion coefficient in this case would be the ratio of the number of decays that result in electron emission to the total number of decays that occur. This coefficient is important in understanding the different pathways of energy release during nuclear decay processes.

I hope this helps clarify the concept of partial internal conversion coefficient. Let me know if you have any further questions.
 

What is a partial internal conversion coefficient?

A partial internal conversion coefficient is a measure of the probability that an electron in an excited nucleus will be converted into a gamma ray during a nuclear decay process. It represents the fraction of the decays that result in the emission of a gamma ray.

How is the partial internal conversion coefficient calculated?

The partial internal conversion coefficient is calculated by dividing the intensity of the gamma ray emitted by internal conversion by the total intensity of all gamma rays emitted during the decay process.

What is an example of a partial internal conversion coefficient?

An example of a partial internal conversion coefficient is the conversion of a proton into a neutron and a positron, resulting in the emission of a gamma ray. This process has a partial internal conversion coefficient of 0.8, meaning that 80% of the decays will result in the emission of a gamma ray.

What factors can affect the value of the partial internal conversion coefficient?

The value of the partial internal conversion coefficient can be affected by the energy of the electron, the atomic number of the nucleus, and the energy levels of the nucleus involved in the decay process.

Why is the partial internal conversion coefficient important?

The partial internal conversion coefficient is important for understanding the decay process of radioactive isotopes and for predicting the intensity of gamma rays emitted during nuclear reactions. It is also used in medical imaging techniques such as positron emission tomography (PET) scans.

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