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Why is americium-241 ideal to use in gauges?
Americium 241 is an artificial isotope with a long half life - 432,2 years - and a gamma ray emitter. Being a strong gamma emitter it can be used for gamma radiography of materials and for thickness gauges.
Synthesis of americium?
The prncipal nuclear reaction to obtain americium is: 239Pu---------(n,γ)------ 240Pu---------(n,γ)------ 241Pu ---------(β-)------241Am Americium is a by-product of nuclear fuels burn-up and can be extracted (with many difficulties and costs) from these irradiated fuels in reprocessing plants.
Americium-241 is used in some smoke detectors It is an alpha emitter with a half-life of 432 How long will it take in years for 31.0 of an Am-241 sample to decay?
To calculate the time it takes for 31.0 g of Am-241 to decay, you can use the radioactive decay formula. First, find the decay constant (λ) by ln(2) / half-life. Once you have the decay constant, you can use the formula N(t) = N0 * e^(-λt), where N(t) is the remaining amount of the isotope, N0 is the initial amount, and t is the time. Solve for t to find how long it will take for 31.0 g of Am-241 to decay.
What information can be obtained from the Am-241 gamma spectrum?
The Am-241 gamma spectrum can provide information about the energy levels and intensity of gamma radiation emitted by Americium-241, which can help identify the presence and concentration of this radioactive isotope in a sample.
Does 241pu decay by beta?
Yes, plutonium-241 (241Pu) can decay by beta emission, which involves the transformation of a neutron into a proton and the emission of an electron and an antineutrino. This type of decay can lead to the creation of americium-241 (241Am).
What is exactly the half life of americium 241 radionuclide?
The half life of americium-241 is 432,2(7) years.
Could a homeowner install a smoke detector containing americium-241 and use it for decades if he replaces the battery once a year?
Yes, because the half life of americium 241 is 432,2 years.
What the radioactive element is used in smoke detectors?
It's usually americium-241. It undergoes alpha-decay with a half-life of about 400 years. Am-241 is artificially manufactured; it doesn't occur in nature.
Why is americium used in gauges?
Americium 241 is an artificial isotope with a long half life - 432,2 years - and a gamma ray emitter. Being a strong gamma emitter it can be used for gamma radiography of materials and for thickness gauges.
How does americium - 241 undergo beta decay?
Americium-241 has an alpha decay associated with gamma.
What is the isotopic notation of americium 241?
The isotopic notation of americium-241 is ^241Am. This notation indicates the element symbol (Am) and the mass number (241), which represents the total number of protons and neutrons in the nucleus of the americium-241 isotope.
Why is americium-241 ideal to use in gauges?
Americium 241 is an artificial isotope with a long half life - 432,2 years - and a gamma ray emitter. Being a strong gamma emitter it can be used for gamma radiography of materials and for thickness gauges.
The rate at which radioactive decay occurs is given in half life explain the term and give the half life of a few substances?
Half-Life is the time taken for the radioactiverty of a source to half. For example Americium-241 (commonley used in smoke alarms) has a Half-Life of 432 Hope this helps Dynofly :-D
Is Americium 241 harmful?
Yes, Americium-241 and other isotopes is potentially harmful if improperly handled because is radioactive.
Which daughter element is produced from the alpha decay of americium 241?
The alpha decay of americium-241 produce neptunium-237.
Is americium 241 manmade or natural?
The isotope Am-241 is artificial; infinitesimal quantities of natural americium may exist in uranium ores.
Does a kettle contain the radioactive isotope americium 241?
Any americium in a kettle !
