Feyeman lectures on anti-particles

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In summary, The 1986 Dirac Memorial Lecture by Feynman discusses the existence of antiparticles in quantum mechanics and relativity. The book, QED: The Strange Theory of Light and Matter, also covers this subject and is available for a reasonable price on Amazon. The lecture transcript may be difficult to obtain, but the book provides a more accessible alternative.
  • #1
Paul77
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Have found a Youtube video:
The Reason for Antiparticles: The 1986 Dirac Memorial Lecture

Other than the book of the lecture, which is difficult to get hold of cheaply, does anyone know if this material on why quantum mechanics and relativity together require the existence of antiparticles is covered in any of his other books or in the Feynman lectures on Physics?
 
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ok thanks I'll take a look they seem cheap enough I take it that the

QED: The Strange Theory of Light and Matter

book also covers this subject - a book rather the lecture transcript might
be more accessible.
 
  • #5
Paul77 said:
ok thanks I'll take a look they seem cheap enough I take it that the

QED: The Strange Theory of Light and Matter

book also covers this subject - a book rather the lecture transcript might
be more accessible.

From page 97,
 

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1. What are anti-particles?

Anti-particles are particles that have the same mass and spin as their corresponding particles, but with opposite charge. This means that they have the same properties as their corresponding particles, but with opposite electric charge.

2. How did Feynman contribute to the study of anti-particles?

Feynman made significant contributions to the study of anti-particles through his work on quantum electrodynamics (QED). He proposed a mathematical framework for describing the interactions between particles and anti-particles, known as Feynman diagrams, which are still used in modern physics to calculate the probability of particle interactions.

3. Can anti-particles exist in nature?

Yes, anti-particles can exist in nature. In fact, every particle in the Standard Model of particle physics has an anti-particle counterpart. They are created in high-energy collisions, such as those that occur in particle accelerators, and can also be found in cosmic rays and in the natural decay of some particles.

4. What applications do anti-particles have in modern technology?

Anti-particles have applications in medical imaging and cancer treatment, as well as in the production of nuclear energy. They are also being studied for potential use in quantum computing and in the development of new materials.

5. What is the significance of Feynman's lectures on anti-particles?

Feynman's lectures on anti-particles provide a comprehensive and accessible introduction to the topic, covering both theoretical and experimental aspects. They have been influential in shaping our understanding of anti-particles and have inspired many future physicists to pursue research in this field.

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