
Physics of light
Description
Book Introduction
Using light as a keyword, this book provides an easy introduction to the two pillars of modern physics: the theory of relativity and quantum mechanics.
This book is a compilation of the popular documentary program EBS DocuPrime, “The Physics of Light.” The greatest strength of this book is that it examines the theory of relativity, which explores the very large world, and quantum mechanics, which explores the very small world, in a way that is accessible to the general public without formulas. The brilliant questions and persistent explorations of history's greatest scientists are captured in a fascinating way, with a variety of images. But why light? Galileo |
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index
Reviewer's Note: Hong Seong-wook, Professor of History of Science, Seoul National University
Recommendation: Professor Lee Ki-jin (Physics) at Sogang University
preface
1 Light and Time, Special Relativity
Galileo Galilei's Principle of Relativity | Particles, Waves, and the Ether | Is There Really an Ether? | Light and Vibration | Einstein and Relativity | The Meaning of Special Relativity | Muon Time
2 Light and Space, General Relativity
Why are the moon in the sky and the apple on the ground different? | The law of inertia and gravity | The law of universal gravitation | Gravity and acceleration | The headache of acceleration
Recommendation: Professor Lee Ki-jin (Physics) at Sogang University
preface
1 Light and Time, Special Relativity
Galileo Galilei's Principle of Relativity | Particles, Waves, and the Ether | Is There Really an Ether? | Light and Vibration | Einstein and Relativity | The Meaning of Special Relativity | Muon Time
2 Light and Space, General Relativity
Why are the moon in the sky and the apple on the ground different? | The law of inertia and gravity | The law of universal gravitation | Gravity and acceleration | The headache of acceleration
Into the book
“For Einstein, simultaneous events never existed from the beginning.
Because time flows differently for everyone.
“Absolute time never existed in the first place.” (p.
59)
"The space where the force of acceleration exists, that is, the space where gravity exists, bends all objects.
In other words, space is curved where there is mass.
The same goes for the area around the sun.
Starlight coming from behind the sun travels straight ahead, but it follows the curved path of space.
It was because starlight was bent that Eddington was able to take photographs of stars that could not be seen from Earth.
Gravity is not a pulling force, but rather a result of the warping of space.
Einstein's answer was: "(p.
110)
"The speed of electromagnetic waves calculated by Maxwell was approximately 310,740,000 m/s.
310,000 kilometers per second? Sounds familiar, doesn't it? That's right, the speed of light.
The speed of light measured at that time was 310,000 kilometers per second.
The speed of electromagnetic waves calculated by Maxwell was a similar value to the speed of light.
What does this mean? Light and electromagnetic waves are the same thing.
The light we see is not a complete image, but a part of electromagnetic waves.
This was Maxwell's conclusion." (pp.
168~169)
"In the very small quantum world, energy flows discontinuously.
I can't believe it, though.
But the world we live in, the world we experience, doesn't seem that way.
It is continuous and the flow does not skip.
But this stereotype is finally broken." (p.
212)
"This is Heisenberg's 'uncertainty principle'.
If you try to measure the position precisely, the momentum of the electron becomes uncertain, and if you try to see the momentum of the electron, you cannot determine the position precisely.
In other words, it is impossible to accurately measure position and momentum simultaneously." (p.
269)
"When viewed from the 11th dimension, one dimension higher, the problem was very simple.
It was one, not five.
An ant on the second dimension doesn't know where it is, but we know where it is.
It was the same when looking down on the 10th dimension from the 11th dimension perspective.
The five string theories were just five facets of one theory.
This makes string theory a very different theory.
The astonishing conclusion that all matter in the universe is connected to a gigantic membrane structure! This is how M-theory emerged. (p.
315)
Because time flows differently for everyone.
“Absolute time never existed in the first place.” (p.
59)
"The space where the force of acceleration exists, that is, the space where gravity exists, bends all objects.
In other words, space is curved where there is mass.
The same goes for the area around the sun.
Starlight coming from behind the sun travels straight ahead, but it follows the curved path of space.
It was because starlight was bent that Eddington was able to take photographs of stars that could not be seen from Earth.
Gravity is not a pulling force, but rather a result of the warping of space.
Einstein's answer was: "(p.
110)
"The speed of electromagnetic waves calculated by Maxwell was approximately 310,740,000 m/s.
310,000 kilometers per second? Sounds familiar, doesn't it? That's right, the speed of light.
The speed of light measured at that time was 310,000 kilometers per second.
The speed of electromagnetic waves calculated by Maxwell was a similar value to the speed of light.
What does this mean? Light and electromagnetic waves are the same thing.
The light we see is not a complete image, but a part of electromagnetic waves.
This was Maxwell's conclusion." (pp.
168~169)
"In the very small quantum world, energy flows discontinuously.
I can't believe it, though.
But the world we live in, the world we experience, doesn't seem that way.
It is continuous and the flow does not skip.
But this stereotype is finally broken." (p.
212)
"This is Heisenberg's 'uncertainty principle'.
If you try to measure the position precisely, the momentum of the electron becomes uncertain, and if you try to see the momentum of the electron, you cannot determine the position precisely.
In other words, it is impossible to accurately measure position and momentum simultaneously." (p.
269)
"When viewed from the 11th dimension, one dimension higher, the problem was very simple.
It was one, not five.
An ant on the second dimension doesn't know where it is, but we know where it is.
It was the same when looking down on the 10th dimension from the 11th dimension perspective.
The five string theories were just five facets of one theory.
This makes string theory a very different theory.
The astonishing conclusion that all matter in the universe is connected to a gigantic membrane structure! This is how M-theory emerged. (p.
315)
---p.315
Publisher's Review
Using light as a keyword, this book provides an easy introduction to the two pillars of modern physics: the theory of relativity and quantum mechanics.
This book is a compilation of the popular documentary program EBS DocuPrime, “The Physics of Light.”
By following in the footsteps of scientists who explored the nature of light, including Galileo, Newton, Maxwell, Einstein, Bohr, Heisenberg, and Schrödinger, we aim to show the answers of modern physics to the questions of what the universe and matter are and what laws they operate by.
The greatest strength of this book is its relativity theory, which explores the very large world, and the very small world.
This book is a compilation of the popular documentary program EBS DocuPrime, “The Physics of Light.”
By following in the footsteps of scientists who explored the nature of light, including Galileo, Newton, Maxwell, Einstein, Bohr, Heisenberg, and Schrödinger, we aim to show the answers of modern physics to the questions of what the universe and matter are and what laws they operate by.
The greatest strength of this book is its relativity theory, which explores the very large world, and the very small world.
GOODS SPECIFICS
- Date of publication: May 20, 2014
- Page count, weight, size: 325 pages | 543g | 145*215*30mm
- ISBN13: 9788956057439
- ISBN10: 8956057435
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