LMU FAQ Bohmian Mechanics

FAQ about Bohmian mechanics – Introduction Mar 13, 2018

This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Why should we care about Bohmian Mechanics at all? Mar 13, 2018

This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

What about the particle wave dualism, how does it appear in Bohmian Mechanics? Mar 13, 2018

2. What about the particle wave dualism, how does it appear in Bohmian Mechanics? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

How does Bohmian Mechanics account for the double slit experiment? Mar 13, 2018

3. How does Bohmian Mechanics account for the double slit experiment? How can the interference pattern be there if we know that the particle went through just one of the slits? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Isn't the Heisenberg uncertainty relation in contradiction to the existence of trajectories? Mar 13, 2018

This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Why is the position representation special in Bohmian Mechanics? Mar 13, 2018

5. Why is the position representation special in Bohmian Mechanics? Aren't position and momentum equivalent in quantum mechanics? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

What is the role of the observer in Bohmian mechanics? Mar 13, 2018

This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

What is a measurement in Bohmian mechanics? Mar 13, 2018

7. In quantum mechanics the notion of a measurement seems to be central. What is a measurement in Bohmian mechanics? Are there special rules for the prediction of the outcomes of measurements derived from the Bohmian framework? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

How does one describe measurements in Bohmian mechanics? Mar 13, 2018

8. Every measurable physical quantity should be represented by a self-adjoint operator. These operators are part of the axioms of quantum mechanics, though they don't seem to appear in Bohmian mechanics. How does one then describe measurements in Bohmian mechanics? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

What is the collapse in Bohmian mechanics? Mar 13, 2018

9. In standard quantum mechanics the wave function of a system collapses upon observation. I always thought the collapse of the wave function was something essential. In Bohmian mechanics the wave function always evolves according to Schrödinger's equation and never collapses. How can that be? What is the collapse in Bohmian mechanics? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Is Bohmian mechanics not a step BACK to a classical theory? Mar 13, 2018

10. Is Bohmian mechanics not a step BACK to a classical theory? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Is Bohmian mechanics not a hidden variable theory disproved by the no-go theorems? Mar 13, 2018

11. Is Bohmian mechanics not a hidden variable theory? There are various no-go theorems, ruling out hidden variable approaches. Does not for example Bell's Theorem or the Kochen-Specker Theorem prove Bohmian mechanics wrong? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Can one observe the positions of the Bohmian particles? Mar 13, 2018

12. Can one observe the positions of the Bohmian particles? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Can one observe the trajectories of the Bohmian particles? Mar 13, 2018

13. Can one observe the trajectories of the Bohmian particles? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

What are the surrealistic trajectories in Bohmian Mechanics? Mar 14, 2018

14. I have heard about surrealistic trajectories in Bohmian Mechanics, what are these trajectories and why are they called surrealistic? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Does a measurement reveal any preexisting property of a system? Mar 13, 2018

15. Niels Bohr always insisted upon the statement that a measurement does not reveal any preexisting property of the system, but rather produces it. Does Bohmian mechanics disprove this statement? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Doesn't the electron in the Hydrogen atom fall into the nucleus? Mar 13, 2018

16. In Bohmian mechanics the electron in the Hydrogen atom, when in its ground state, stands still. Doesn't it fall into the nucleus? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Do we see the Bohmian trajectory of a single particle in a cloud chamber? Mar 13, 2018

17. One of the main devices for measuring particle trajectories are cloud chambers and the like. Do we see the Bohmian trajectory of a single particle there? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Is Bohmian mechanics not much more complicated than the easy formalism of quantum mechanics? Mar 13, 2018

18. Is Bohmian mechanics not much more complicated than the easy formalism and the easy to apply rules of quantum mechanics? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

How does Bohmian mechanics account for spin and what's its role? Mar 13, 2018

19. How does Bohmian mechanics account for spin and what's its role? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

In Bohmian Mechanics one talks about the wave function of the universe. Why so? Mar 14, 2018

20. In Bohmian Mechanics one talks about the wave function of the universe. Why so? This seems like an inaccessible object. This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Bohmian mechanics is deterministic, how does randomness come about then? Mar 13, 2018

21. What's the role of randomness in Bohmian mechanics? Quantum mechanics is a probabilistic theory while Bohmian mechanics is deterministic, how does randomness come about in Bohmian mechanics? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Is there any way to experimentally test Bohmian mechanics? Mar 13, 2018

22. Is there any way to extract experimentally testable statements from Bohmian mechanics that differ from those of standard quantum mechanics, or are there new results of Bohmian mechanics one could test? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Isn't the choice between Bohmian mechanics and standard quantum mechanics a philosophical problem? Mar 13, 2018

23. Isn't the choice between Bohmian mechanics and quantum mechanics a philosophical problem, as both theories make the same empirical prediction? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

What exactly are the "empty" branches of the wave function in Bohmian mechanics? Mar 21, 2019

24. What exactly are the "empty" branches of the wave function in Bohmian mechanics? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Is there a relativistic version of Bohmian mechanics? Mar 13, 2018

25. Is there a relativistic version of Bohmian mechanics? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

How does Bohmian mechanics treat indistinguishable particles? Mar 13, 2018

26. How does Bohmian mechanics treat indistinguishable particles? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

Is Bohmian mechanics a fully developed theory? What needs to be done in the future? Mar 13, 2018

27. Is Bohmian mechanics a fully developed theory or are crucial things still to be shown? Could it happen that it would be found inconsistent at some later time? What needs to be done in the future? This series is aimed at answering FAQs about Bohmian mechanics and is mainly intended for students. The text is available at http://www.mathematik.uni-muenchen.de/~bohmmech/BohmHome/files/Frequently_Asked_Questions_about_Bohmian_Mechanics.pdf By Christian Beck, Robert Grummt, Florian Hoffmann, Sören Petrat, and Nicola Vona. We are grateful to Martin Oelker who played the asking student, and to Nils Hansen and Stephan Kulla who filmed the videos.

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