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Hubble’s Law

Hubble’s Law

1. Hubble’s Law. Dr. Bill Pezzaglia, Santa Clara University. 2. A1. Static Cosmology. Newton proposed that the universe must be infinite to be balanced; a finite universe would collapse due to gravity. 1920 Eddington shows that Newton’s infinite universe is unstable and would collapse.

By paul2
(247 views)

The String Theory Landscape

The String Theory Landscape

The String Theory Landscape. Michael Dine Technion, March 2005. String Theory.

By tessica
(237 views)

The Big Bang Theory:

The Big Bang Theory:

The Big Bang Theory:. Origin & Evolution of the Universe Hally Stone UB PASI 2010. Newton’s Static Universe. Universe is static and composed of an infinite number of stars that are scattered randomly throughout an infinite space.

By Antony
(705 views)

Dark Energy Sean Carroll, Caltech SSI 2009

Dark Energy Sean Carroll, Caltech SSI 2009

70% Dark Energy. Dark Energy Sean Carroll, Caltech SSI 2009. 5% Ordinary Matter. 25% Dark Matter. Evidence for Dark Energy Vacuum Energy and the Cosmological Constant Dynamical Dark Energy and Quintessence Was Einstein Right?. 1. Evidence for Dark Energy.

By vince
(224 views)

An Introduction to Cosmic Times: Astronomy History and Science for the Classroom

An Introduction to Cosmic Times: Astronomy History and Science for the Classroom

An Introduction to Cosmic Times: Astronomy History and Science for the Classroom. Jim Lochner (USRA/GSFC) Barb Mattson (Adnet/GSFC) March 21, 2009 NSTA/New Orleans. The year is 1919…. What’s going on? What’s going on in science? What is your view of the Universe?. Infinite.

By betty
(135 views)

Frequentistic approaches in physics: Fisher, Neyman-Pearson and beyond

Frequentistic approaches in physics: Fisher, Neyman-Pearson and beyond

Frequentistic approaches in physics: Fisher, Neyman-Pearson and beyond. Alessandro Palma Dottorato in Fisica XXII ciclo Corso di Probabilit à e Incertezza di Misura Prof. D’Agostini. Outlook. Fisher’s statistics and p-values Neyman-Pearson’s statistics Fisher/NP: Differences and critics

By mandelina
(156 views)

Exploring a Century of Cosmic Surprises

Exploring a Century of Cosmic Surprises

Exploring a Century of Cosmic Surprises. Jim Lochner (USRA/GSFC) Barb Mattson (Adnet/GSFC) March 7, 2009 Celebration of Teaching and Learning. The year is 1919…. What’s going on? What’s going on in science? What is your view of the Universe?. Infinite. Unchanging/static. Ageless.

By gerik
(100 views)

Review for Exam 3

Review for Exam 3

Review for Exam 3. Review. Exam: 50 questions, mostly multiple choice Exam conducted at Pollock Testing Center Each student schedules the time for their exam sometime between 8am and 10pm Bring pencils and student IDs; no calculators allowed

By hisano
(264 views)

Challenging the Cosmological Constant

Challenging the Cosmological Constant

Challenging the Cosmological Constant. Nemanja Kaloper, UC Davis. Overview. Dark thoughts Where fields hide Environmental mass effects and chameleonic behavior Changeling A chameleon that actually may work as quintessence Summary. The concert of Cosmos?.

By norah
(171 views)

Craig Roberts Physics Division

Craig Roberts Physics Division

Confinement contains Condensates. Published collaborations: 2010-present. Rocio BERMUDEZ ( U Micho á can ) ; Chen CHEN (ANL, IIT, USTC); Xiomara GUTIERREZ-GUERRERO (U Micho á can ) ; Trang NGUYEN (KSU) ; Si- xue QIN (PKU) ; Hannes ROBERTS (ANL, FZJ, UBerkeley ) ;

By baba
(65 views)

T(r) opical Dyson Schwinger Equations

T(r) opical Dyson Schwinger Equations

T(r) opical Dyson Schwinger Equations. Craig D. Roberts Physics Division Argonne National Laboratory & School of Physics Peking University & Department of Physics. Transition Region. Universal Truths.

By hollye
(135 views)

The Fate of the Universe

The Fate of the Universe

The Fate of the Universe. The fate of the Universe depends on how much “stuff” (mass and energy) there is in the Universe.

By amber
(236 views)

The beginning of the Universe as we know it began about 13.7 billion years ago.

The beginning of the Universe as we know it began about 13.7 billion years ago.

The beginning of the Universe as we know it began about 13.7 billion years ago. What is Cosmology?. Cosmology is the study of the origin, structure, and evolution of the Universe. The Universe itself is defined as all matter, energy, and spacetime.

By demont
(105 views)

Self accelerating universe from non-linear massive gravity

Self accelerating universe from non-linear massive gravity

Self accelerating universe from non-linear massive gravity. Chunshan Lin Kavli IPMU, Univ of Tokyo Based on collaborations with A.Emir Gumrukcuoglu & Shinji Mukohyama.  arXiv:1109.3845. arXiv:1111.4107. arXiv:1206.2723. Introduction . Cosmic acceleration. Introduction.

By pearl
(171 views)

4.3 21 st century cosmology

4.3 21 st century cosmology

4.3 21 st century cosmology. 21 st Century Cosmology. By 1980, accumulating evidence had made the Big Bang theory widely accepted by cosmologists, but it faced two problems leading to the development of a new theory  a “revised” Big Bang with an important addition.

By malha
(111 views)

Cosmology

Cosmology

Cosmology. Cosmology. The Study of the Creation and Evolution of the Universe as an entity Did the Universe have a beginning? If so, how did it begin? When did it begin? Has the Universe changed over time? Is it changing/evolving now? What will the Universe become?

By luke
(158 views)

Astro-2: History of the Universe

Astro-2: History of the Universe

Astro-2: History of the Universe. Lecture 10; May 14 2013. Previously… on astro-2. If the universe is homogenous and isotropic and correctly described by General Relativity: At any given time the universe is a 3D space It could be open/close/flat

By macy
(103 views)

Announcements

Announcements

Announcements. Exam 3 is scheduled for Thursday April 11 (one week from Thursday). Format will be 7 MC’s and 4 SA’s (out of 7). Covers chapters 7 – 11. Sample questions are posted. Additional sample essays for Chapter 11 will be posted later today. A metric for an expanding universe.

By xerxes
(88 views)

Gauge/Gravity Duality

Gauge/Gravity Duality

Gauge/Gravity Duality. Big picture – slides Key computations - board. TODAY Introduction Strings & Branes AdS/CFT Correspondence QCD-like dynamics lecture 2 & 3. Prof Nick Evans. Resources. D-branes – Clifford Johnson. The classic review of the AdS/CFT Correspondence is

By saber
(125 views)

The Standard Model of Electroweak Physics

The Standard Model of Electroweak Physics

The Standard Model of Electroweak Physics. Christopher T. Hill Head of Theoretical Physics Fermilab. Lecture II: Structure of the Electroweak Theory. Summary of Five Easy Pieces:. I. Local Gauge Symmetry. II. Can a gauge field have a mass? Yes!. Landau-Ginzburg Superconductor.

By mea
(106 views)

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