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Physics Literature review

Stellar Archaeology - Metal Poor Stars and the Light Element Primary Process
Neutrons decay to form protons, if nothing interfered, but protons reacted with neutrons to form heavier He nuclei(Rydberg,2009,5).The baryonic part of the universe evolved from then onwards through nuclear reactions which first formed deuterons and then alpha particles. Within three minutes of the Big Bang,the primordial nucleosynthesis was completed, resulting in matter which consisted of around 76% protons and 24% alpha particles along with traces of 3He,D and 7Li. The Big Bang
Pages: 20 (5000 words), Literature review
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Organic solar cells
1876, two scientists “William Grylls Adams” and “Richard Evans” found that when selenium is exposed to light, it generated a small amount of electrical current. However, the current produce at that stage was too weak to power an electrical appliance.During 1883, an American Scientist “Charles Fritts” made the solar cells from selenium. In 1905, photoelectric effect was theoretically described by “Albert Einstein”. In 1918, single crystal silicon was grown by “Jan
Pages: 10 (2500 words), Literature review
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Iron Oxide Nanoparticles Contrast Enhanced Magnetic Resonance in Pancreatic cancer diagnosis and treatment
MRI is quite important in detecting and characterizing the diseased tissues in the body as well as solid tumors. MRI produces a three-dimension, high resolution and contrast images of the tissues or tumor and does not release ionization radiation in the process. MRI uses a variety of contrast agents in relation to the tissue or body part involved in the process. Over the years, since its inception three years ago, the MRI technology has improved tremendously. General improvement in quality of
Pages: 15 (3750 words), Literature review
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