Quantum Physics Articles

Tag Archive for: quantum physics

quantum computers 101

Quantum Computing for Beginners

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Introduction to Quantum Computing This introduction to quantum computing is intended for everyone and especially those who have no knowledge of this relatively…
mermin device quantum entanglement

Superdeterminism and the Mermin Device

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140 Comments
Superdeterminism as a way to resolve the mystery of quantum entanglement is generally not taken seriously in the foundations community, as explained in…
quantum mechanics new approach

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

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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…
physics mysteries

A Principle Explanation of the “Mysteries” of Modern Physics

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All undergraduate physics majors are shown how the counterintuitive aspects ("mysteries") of time dilation and length contraction in special relativity…
Compton Scattering

Exploring the Anatomy of Compton Scattering

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Introduction In this article we take as our starting point the original equations which Compton drew up and solved in his ground-breaking 1925 article:  From…
Compton Scattering

Massive Meets Massless: Compton Scattering Revisited

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Introduction In a previous article entitled "Alternate Approach to 2D Collisions" we analyzed collisions between a moving and stationary object by defining…
beginner guide to baryons

A Beginner Physics Guide to Baryon Particles

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Introduction At the beginning of the 20th century, it was thought that all matter consisted of only three particles: the electron, the neutron, and the…
quantum superposition

Understanding Superposition Physically and Mathematically

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What is superposition Superposition is a fundamental concept in physics and mathematics, particularly in the field of wave theory and quantum mechanics.…
quantum qubit

A Classical View of the Qubit

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This Insight article is part of my paper Foundations of quantum physics III. Measurement, featuring the thermal interpretation of quantum physics. See…
against quantum interpretations

Against “interpretation”

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I am against "interpretations" of Quantum Mechanics (QM) in a sense in which John Bell [1] was against measurement in QM and Travis Norsen [2] is against…
Quantum Eraser

The Quantum Mystery of Wigner’s Friend

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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]…
Super Quantum

The Unreasonable Effectiveness of the Popescu-Rohrlich Correlations

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In this Insight, I will show how the Popescu-Rohrlich (superquantum) correlations provide an unreasonable advantage in a particular "quantum guessing game''…
adam_becker

Interview with Astrophysicist Adam Becker

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Adam Becker is an astrophysicist and science writer whose first book "What Is Real?: The Unfinished Quest for the Meaning of Quantum Physics" just hit…
anyon

Learn The Main Conceptual Ideas of Anyon Particles

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Every quantum physicist knows that all particles are either bosons or fermions. And the standard textbook argues that this so does not depend on the number…
davidgriffths

Interview with Physicist David J. Griffiths

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We are pleased to introduce David J. Griffiths. Professor Griffiths is one of the most successful physics textbook writers.  Odds are if you studied…
qminterpret

Tools to Enrich our Quantum Mechanics Interpretations Discourse

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IntroductionMany times, we encounter ourselves tangled into some Quantum Mechanics (QM) interpretations debates. Unfortunately, the standard…
prequantumgeometry5

Higher Prequantum Geometry V: The Local Observables – Lie Theoretically

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 This article discusses how the previous considerations naturally follow the concepts of local observables of local field theories and of…
prequantumgeometry3

Higher Prequantum Geometry III: The Global Action Functional – Cohomologically

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  The previous article ended with the concept of classical locally variational field theories, of which a class of examples are…
prequantumgeometry2

Higher Prequantum Geometry II: The Principle of Extremal Action – Comonadically

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  The previous article motivated the importance of considering "pre-quantum field theory" in-between classical and quantum field…
prequantumgeometry

Higher Prequantum Geometry I: The Need for Prequantum Geometry

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 Before proceeding with a discussion of the super p-brane sigma models, whose emergence from the superpoint I discussed in the previous article,…
atoms

Can We See an Atom?

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In this article, I will discuss how these images of atoms are made, what exactly we are looking at, and what it really means to see an atom. Over the decades…