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Prof. Collins' research is predominantly in the theory of the strong interactions of elementary particles, but with occasional excursions into other areas. (One particular case is the investigation of observations of cosmic rays from X-ray binary stars. These extraordinary objects behave like particle accelerators of energies much beyond those available on earth. Observations can shed new light both on elementary particle physics and on stellar physics.)
The theory of the strong nuclear interaction is quantum chromodynamics (QCD). Protons and other strongly interacting particles are bound states of quarks held together by what is called a "gluon field". A key property of QCD is "asymptotic freedom". This means that on long distance scales the interaction is strong, so that quarks are permanently confined, but that on shorter distance scales the interaction becomes progressively weaker. In principle, QCD should be able to predict the properties of atomic nuclei from first principles, but, in practice, this is very difficult because one has to treat strong coupling, relativistic many-body dynamics.
The theory of the strong nuclear interaction is quantum chromodynamics (QCD). Protons and other strongly interacting particles are bound states of quarks held together by what is called a "gluon field". A key property of QCD is "asymptotic freedom". This means that on long distance scales the interaction is strong, so that quarks are permanently confined, but that on shorter distance scales the interaction becomes progressively weaker. In principle, QCD should be able to predict the properties of atomic nuclei from first principles, but, in practice, this is very difficult because one has to treat strong coupling, relativistic many-body dynamics.
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论文共 235 篇作者统计合作学者相似作者
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PHYSICAL REVIEW Dno. 1 (2024)
NEUROSCIENCE AND BIOBEHAVIORAL REVIEWS (2020): 456-467
arXiv: High Energy Physics - Phenomenology (2019)
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#Papers: 234
#Citation: 23874
H-Index: 66
G-Index: 152
Sociability: 7
Diversity: 2
Activity: 16
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