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Quantum Theory Articles

Tag Archive for: quantum theory

quantum information

How Quantum Information Theory Solves “the only mystery” of Quantum Mechanics

June 3, 2023
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0 Comments
In Chapter 37 of "The Feynman Lectures on Physics Volume 1," Richard Feynman famously wrote that the mystery of wave-particle duality in the double-slit…
https://www.physicsforums.com/insights/wp-content/uploads/2023/06/quantum-information2.png 135 240 Mark Stuckey https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Mark Stuckey2023-06-03 08:49:502026-02-17 07:59:17How Quantum Information Theory Solves “the only mystery” of Quantum Mechanics
quantum mechanics new approach

Quantum Physics via Quantum Tomography: A New Approach to Quantum Mechanics

January 8, 2022
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176 Comments
This Insight article presents the main features of a conceptual foundation of quantum physics with the same characteristic features as classical physics…
https://www.physicsforums.com/insights/wp-content/uploads/2022/01/quantum-mechanics-new-approach.png 135 240 Arnold Neumaier https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Arnold Neumaier2022-01-08 10:33:062024-10-28 12:47:59Quantum Physics via Quantum Tomography: A New Approach to Quantum Mechanics
Quantum Eraser

The Quantum Mystery of Wigner’s Friend

November 14, 2018
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30 Comments
In this Insight I will introduce the quantum mystery called ``Wigner's friend'' using Healey's version [1] of Frauchiger and Renner's (FR's) version [2]…
https://www.physicsforums.com/insights/wp-content/uploads/2018/11/quantum_eraser.png 135 240 Mark Stuckey https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Mark Stuckey2018-11-14 12:41:202021-01-04 22:05:10The Quantum Mystery of Wigner’s Friend
Super Quantum

The Unreasonable Effectiveness of the Popescu-Rohrlich Correlations

October 23, 2018
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3 Comments
In this Insight, I will show how the Popescu-Rohrlich (superquantum) correlations provide an unreasonable advantage in a particular "quantum guessing game''…
https://www.physicsforums.com/insights/wp-content/uploads/2018/10/super_quantum.png 135 240 Mark Stuckey https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Mark Stuckey2018-10-23 16:50:392021-01-04 22:06:34The Unreasonable Effectiveness of the Popescu-Rohrlich Correlations
quantumparticle

Spectral Standard Model and String Compactifications

September 26, 2016
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28 Comments
 The Connes-Lott-Chamseddine-Barrett model is the observation that the standard model of particle physics -- as a classical action functional,…
https://www.physicsforums.com/insights/wp-content/uploads/2016/09/quantumparticle.png 135 240 Urs Schreiber https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Urs Schreiber2016-09-26 12:23:492024-12-06 21:31:22Spectral Standard Model and String Compactifications
qminterpret

QM Interpretations: Semantics, Meaning & Probability

February 22, 2016
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12 Comments
Introduction Many times, we encounter ourselves tangled in some Quantum Mechanics (QM) interpretations debates. Unfortunately, the standard of discussion…
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prequantum3

Examples of Prequantum Field Theories III: Chern-Simons-type Theories

October 28, 2015
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1 Comment
  After having constructed gauge fields and higher gauge fields in the previous article by systems of ##L_\infty##-algebroid-valued…
https://www.physicsforums.com/insights/wp-content/uploads/2015/10/prequantum3.png 135 240 Urs Schreiber https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Urs Schreiber2015-10-28 21:17:162024-12-06 21:31:23Examples of Prequantum Field Theories III: Chern-Simons-type Theories
uncertaintyenergy

Does Heisenberg Uncertainty Violate Energy Conservation?

October 27, 2015
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2 Comments
The short answer is: No — there is no violation. The longer answer Given the probabilistic aspect of quantum theory, what do we mean now by "conservation…
https://www.physicsforums.com/insights/wp-content/uploads/2015/10/uncertaintyenergy.png 135 240 Multiple_Authors https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Multiple_Authors2015-10-27 18:22:292026-01-21 16:39:06Does Heisenberg Uncertainty Violate Energy Conservation?
qftintegrals

Some Useful Integrals In Quantum Field Theory

July 4, 2015
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2 Comments
In my paper on renormalisation I mentioned what most who have studied calculations in Quantum Field Theory find, it's rather complicated and mind-numbing.…
https://www.physicsforums.com/insights/wp-content/uploads/2015/07/qftintegrals.png 135 240 Bill Hobba https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png Bill Hobba2015-07-04 15:43:342021-04-17 10:14:05Some Useful Integrals In Quantum Field Theory
classroom

Explore Some Sins in Physics Didactics

May 7, 2015
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203 Comments
Introduction There are many sins in physics didactics. Usually, they occur, because teachers, professors, textbook or popular-science-book writers, etc.…
https://www.physicsforums.com/insights/wp-content/uploads/2015/05/sinsdidactics.png 135 240 vanhees71 https://www.physicsforums.com/insights/wp-content/uploads/2019/02/Physics_Forums_Insights_logo.png vanhees712015-05-07 13:45:382024-09-30 09:19:57Explore Some Sins in Physics Didactics

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