Cover image of The Early Universe

The Early Universe

The Early Universe

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Lecture 21: Problems of the Conventional (Non-inflationary) Hot Big Bang Model

Lecture 21: Problems of the Conventional (Non-inflationary) Hot Big Bang Model

In this lecture, the professor first reviewed supernovae Ia and vacuum energy density, then talked about problems of the... Read more

25 Jun 2015

1hr 11mins

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Lecture 23: Inflation

Lecture 23: Inflation

In this lecture, the professor discussed the mechanism of inflation, original inflationary model, and new inflationary s... Read more

25 Jun 2015

1hr 16mins

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Lecture 20: Supernovae Ia and Vacuum Energy Density

Lecture 20: Supernovae Ia and Vacuum Energy Density

In this lecture, the professor first talked about supernovae type Ia; summarized the age of the universe and radiation f... Read more

25 Jun 2015

1hr 17mins

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Lecture 18: Cosmic Microwave Background Spectrum and the Cosmological Constant, Part I

Lecture 18: Cosmic Microwave Background Spectrum and the Cosmological Constant, Part I

In this lecture, the professor continued to talk about the black-body radiation, then talked about cosmic microwave back... Read more

25 Jun 2015

1hr 16mins

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Lecture 22: The Higgs Field and the Cosmological Magnetic Monopole Problem

Lecture 22: The Higgs Field and the Cosmological Magnetic Monopole Problem

In this lecture, Professor Hughes reviewed symmetries of gauge theories in standard model, the Higgs field and the cosmo... Read more

25 Jun 2015

1hr 24mins

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Lecture 13: Non-Euclidean Spaces: Spacetime Metric and Geodesic Equation

Lecture 13: Non-Euclidean Spaces: Spacetime Metric and Geodesic Equation

In this lecture, the professor reviewed open universe metric; discussed the differences between open universe and closed... Read more

25 Jun 2015

1hr 15mins

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Lecture 16: Black-Body Radiation and the Early History of the Universe, Part II

Lecture 16: Black-Body Radiation and the Early History of the Universe, Part II

In this lecture, the professor reviewed relativistic energy, relativistic four-momentum, the mass of radiation, radiatio... Read more

25 Jun 2015

1hr 17mins

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Lecture 12: Non-Euclidean Spaces: Open Universes and the Spacetime Metric

Lecture 12: Non-Euclidean Spaces: Open Universes and the Spacetime Metric

In this lecture, the professor reviewed a closed three-dimensional space and implications of general relativity; and tal... Read more

25 Jun 2015

1hr 14mins

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Lecture 19: The Cosmological Constant, Part II

Lecture 19: The Cosmological Constant, Part II

In this lecture, the professor reviewed gravitational effect of pressure and talked about age of universe and the cosmol... Read more

25 Jun 2015

1hr 7mins

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Lecture 15: Black-Body Radiation and the Early History of the Universe, Part I

Lecture 15: Black-Body Radiation and the Early History of the Universe, Part I

In this lecture, the professor reviewed the spacetime geodesic equation; talked about the Schwarzschild metric and radia... Read more

25 Jun 2015

1hr 21mins

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