Quarks: An Overview
Publisher: Wikipedia 2014
A quark is an elementary particle and a fundamental constituent of matter. They combine to form hadrons, the most stable of which are protons and neutrons, the components of atomic nuclei. Quarks are never directly observed or found in isolation.
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by Helmut Eschrig - University of Technology Dresden
A unique conception applies with equal success to phenomena from the micro Kelvin range up to the temperatures of the 'big bang' of the universe. It is just this feature which proves the power of the physical approach to the exploration of nature.
by Wolfgang Bietenholz - arXiv
This is an introductory review about the on-going search for a signal of Lorentz Invariance Violation (LIV) in cosmic rays. The author first summarizes basic aspects of cosmic rays, focusing on rays of ultra high energy (UHECRs).
by Alessandro Sfondrini - arXiv
These lecture notes have been written for a short introductory course on universality and renormalization group techniques given at the VIII Modave School in Mathematical Physics, intended for PhD students and researchers new to these topics.
Hadronic Matter e-book, from the table of contents: An overview; Quarks; Hadrons; Baryons; Mesons; Nuclei; Flavour; Weak interaction; Flavour tagging; Related topics; Selected biographies; Selected facilities and experiments; and more.