- ; Crab Nebula- super nova
http://rst.gsfc.nasa.gov/Sect20/crab.jpg Imagination is more
important than knowledge. Einstein (1879-1955)
Slide 7
Julian Schwinger (1918-94) The Nobel Prize in Physics 1965
Richard P. Feynman (1918-88)
Slide 8
Ed. Witten [1951- ] Fields Medal, 1990 Atiyah: ( ), , . , , .
(Brandeis) B.A. 1971 Princeton M.A. 1974 / Ph.D. in 1976 Harvard
1976-77; Junior Fellow 1977-80 Princeton 1980 MacArthur Fellowship
1982 (Institute for Advanced Study) Professor in the School of
Natural Sciences 1982
Slide 9
The 2002 Nobel Prize in Physics Cylinder of 41.4m (Height) x
39.3m (Diameter) 50,000 tons of pure water 11,200 photomultiplier
tubes (50cm each in diameter -the biggest size in the world)
1,000m) http://www-sk.icrr.u-tokyo.ac.jp
/sk/photo/sk_build44.jpg
Slide 10
Everything is physics J. Schwinger Matter Physics Bio-Physics
Social Physics [ Auguste Comte, 1798-1857 ]
Stephen William Hawking was born on 8 January 1942 (300 years
after the death of Galileo) in Oxford, England.
Slide 15
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The Early Universe (Frontiers in Physics) by Edward W. Kolb,
Michael S. Turner "Our current understanding of the evolution of
the Universe is based upon the Friedmann-Robertson- Walker (FRW)
cosmological model, or the hot big bang model as it..."
(more)Edward W. KolbMichael S. Turnermore
Slide 17
General Theory of Relativity by Paul Adrien Maurice Dirac "For
the space-time of physics we need four coordinates, the time t and
three space coordinates x, y, z..." (more)Paul Adrien Maurice
Diracmore http://www.cc.nctu.edu.tw/~wf gore/apple2.htm
http://www.cc.nctu.edu.tw/~wf gore/apple2.htm
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DVD
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1. 1-1 1-2 1-3 2 2. 2-1
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22 23 M31 24 68. 22-24 M31 ( )
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(A) M31 (B) M31 (C) (D) (E)
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200 200 ' '
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20 2.7 K
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( ) 2.7 K
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Plank
Slide 29
Discovery Wonders of the universe the infinite quest 50
IV M31 (Andromeda Island Universe) 200 (Credit & Copyright:
Tony Hallas) 1920 2.5 M31 CopyrightTony Hallas
Slide 45
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Our own Milky Way galaxy has collided twice already, and is
headed for a collision with our neighbor, the Andromeda Galaxy , in
about (30 ) 3 billion years from now.
Friedmann equation: Conservation Equation: Equation of State p
= w
Slide 70
Slide 71
Thermodynamics with perfect fluid dU+pdV=TdS=0 d ( R 3 ) = -p d
R 3 Equation of State p = w (~ n/V); dR 3 +(1+w)dR 3 =0 d [R 3
(1+w) ]=0 An observer at v sees an isotropic, collisionless, fluid.
(c.f. 2-10, Weinberg) as a perfect fluid.
Slide 72
Thermodynamics with perfect fluid d [R 3 (1+w) ]=0 Radiation p
= (1/3) ~R -4 Matter p = 0 ~ R -3 Vacuum p = - = constant An
observer at v sees an isotropic, collisionless, fluid. (c.f. 2-10,
Weinberg) as a perfect fluid.