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  • PowerPoint Presentation
    What is energy of alpha? (in MeV and J) What is the velocity of the alpha? (m s) m = 6 64x10-27 kg 5 439 MeV, 8 713 x 10-13 J, 1 62 x 107 m s Why Alpha Decay TOC Only possible if mass products < parent Tendency to reduce potential energy Larger nuclei He nucleus is rather tightly bound He Nucleus Tunneling - Energy is not conserved!
  • Chapter 22 Alpha Substitution and Condensations of Enols and . . .
    Chapter 22 * Alpha Substitution Alpha substitution is the substitution of one of the hydrogens attached to the alpha-carbon for an electrophile The reaction occurs through an enolate ion intermediate
  • Slide 1
    This shows that the B E per nucleon of these nuclides is greater than those of their immediate meighbours Each of these nuclei can be formed by adding an alpha particle to the preceding nucleus After A = 20, there is a gradual increase in B E per nucleon The maximum value of 8 8 MeV is reached at A = 56 Therefore, Iron nucleus is the most
  • Analysis of multiple end points in clinical trials
    In their proposed adaptive alpha allocation approach, endpoint A is tested at the pre specified level α1= α − ε, and endpoint B is tested at the adaptive level
  • Quantum Mechanics of Alpha Decay - MIT
    What is alpha decay?
  • Radioactivity Powerpoint
    a Differentiate between alpha and beta particles and gamma radiation b Differentiate between fission and fusion c Explain the process half-life as related to radioactive decay d Describe nuclear energy, its practical application as an alternative energy source, and its potential problems




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