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Radioactive decay - Wikipedia

en.wikipedia.org/wiki/Radioactive_decay

Radioactive decay is the process by which the nucleus of an unstable atom loses energy by ... By contrast, there are radioactive decay processes that do not result in a nuclear transmutation. The en...

Why do atomic nuclei decay - Answers.com

www.answers.com/Q/Why_do_atomic_nuclei_decay

What happens to the atomic nuclei of unstable isotopes during radioactive decay ? here are the choices A. give off nuclear radiation. B. are broken down by ...

The Process of Natural Radioactive Decay - dummies

www.dummies.com/education/science/chemistry/the-process-of-natural-radioactive-decay/

The forces that normally hold the nucleus together sometimes can't do the job, and ... As an alpha particle breaks away from the nucleus of a radioactive atom, ...

Radioactive Decay - NDE/NDT Resource Center

www.nde-ed.org/EducationResources/HighSchool/Radiography/radioactivedecay.htm

After reading this section you will be able to do the following: ... Radioactive decay is the spontaneous breakdown of an atomic nucleus resulting in the release of ...

Neutron Stability in Atomic Nuclei | Of Particular Significance

profmattstrassler.com/articles-and-posts/particle-physics-basics/mass-energy-matter-etc/the-energy-that-holds-things-together/neutron-stability-in-atomic-nuclei/

May 8, 2012 ... 2: A neutron on its own will decay after a few minutes to a proton, and .... It turns out that there are quite a few nuclei that, like a neutron, do fall ...

BBC - GCSE Bitesize Science - Radioactive decay : Revision

www.bbc.co.uk/schools/gcsebitesize/science/triple_edexcel/ionising_radiation/radioactive_decay/revision/1/

When the nucleus of an atom possesses either too many or too few neutrons compared to ... In Beta (β-) decay, a neutron changes into a proton plus an electron.

Radioactivity - Institute of Physics

www.iop.org/resources/topic/archive/radioactivity/

Radioactive decay occurs in unstable atomic nuclei – that is, ones that don't ... or a sheet of paper – although this type of radiation does the most damage to ...

Why do atoms become unstable? | Reference.com

www.reference.com/science/atoms-become-unstable-26abaa6de666e0a8

The nuclear forces in unstable nuclei do not generate enough binding energy to ... During this radioactive decay, atoms release their excess energy in a process ...

Basic Nuclear Science Information

www2.lbl.gov/abc/Basic.html

Mar 30, 2007 ... Nuclear Structure | Radioactivity | Alpha Decay | Beta Decay |Gamma Decay ... If the new window does not have a scroll bar, you can click on the ... The number of protons in the nucleus, Z, is called the atomic number.

Beta Decay

www2.lbl.gov/abc/wallchart/chapters/03/2.html

Aug 9, 2000 ... Beta decay occurs when, in a nucleus with too many protons or too many ... proton, a hydrogen nucleus with or without an electron, does not decay. ... number, so that the parent and daughter atoms are different elements.