Are there any Engineering Majors that deal frequently with theoretical physics?

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Discussion Overview

The discussion revolves around the relationship between engineering majors and theoretical physics, particularly focusing on whether certain engineering disciplines engage frequently with concepts from theoretical physics such as general relativity and quantum mechanics. Participants explore the definitions and applications of theoretical physics within engineering contexts.

Discussion Character

  • Debate/contested
  • Conceptual clarification
  • Technical explanation

Main Points Raised

  • Some participants assert that all traditional engineering disciplines utilize theoretical physics, describing engineering as applied physics.
  • Others clarify that theoretical physics includes concepts like general relativity and quantum mechanics, which they argue have been thoroughly tested and are applicable in engineering contexts, such as GPS technology.
  • A participant suggests that the original question may imply a misunderstanding of theoretical physics, emphasizing that every branch of physics has both theoretical and experimental aspects.
  • Some participants propose that specific programs like applied physics, engineering physics, or engineering science might be more aligned with the theoretical aspects of physics.
  • One participant shares their experience in pursuing a PhD in engineering, noting that while theoretical concepts are encountered, practical applications often rely on established theories rather than pure theoretical exploration.
  • There is mention of exciting research in chemical and statistical physics occurring within chemical engineering and chemistry departments, suggesting interdisciplinary overlaps.

Areas of Agreement / Disagreement

Participants express differing views on the nature of theoretical physics and its application in engineering. While some agree on the relevance of theoretical concepts in engineering, others contest the characterization of theoretical physics and its testing. The discussion remains unresolved regarding the extent to which engineering majors engage with theoretical physics.

Contextual Notes

Participants highlight the complexity of defining theoretical physics and its relationship to engineering, indicating that assumptions about the applicability of certain theories may vary. The discussion also reflects varying levels of engagement with theoretical concepts among engineers.

Jhelf
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Hi, quick question. Are there any Engineering Majors that deal frequently with theoretical physics?

Thank you
 
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What a strange question. All traditional engineering disciplines (that excludes software engineering) use theoretical physics. Engineering can be described as applied physics. Before applying it, you must understand what you are applying.

Maybe you meant something else in your question. If so, please elaborate.
 
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By theoretical physics I mean things like General and special relativity, where ideas are formed but cannot actually be tested, and are just widely accepted.
 
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Jhelf said:
By theoretical physics I mean things like General and special relativity, where ideas are formed but cannot actually be tested, and are just widely accepted.

You're wrong. Very wrong, those ideas have been very thoroughly tested and verified. Ditto for quantum mechanics.
 
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anorlunda said:
You're wrong. Very wrong, those ideas have been very thoroughly tested and verified. Ditto for quantum mechanics.
...and by now are in the domain of engineering, at least partly. The engineers who designed the GPS system use them.
 
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russ_watters said:
...and by now are in the domain of engineering, at least partly. The engineers who designed the GPS system use them.

That's right Russ, and QM is needed in the design of integrated circuit devices.
 
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anorlunda said:
That's right Russ, and QM is needed in the design of integrated circuit devices.

Even more to the point, even the idea of a semiconductor only makes sense with a quantum theory of solids. So, in that sense, the very existence of integrated circuits is predicated on QM being largely correct.
 
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Jhelf said:
By theoretical physics I mean things like General and special relativity, where ideas are formed but cannot actually be tested, and are just widely accepted.

Your picture of theoretical physics is incorrect.

Every branch of physics has a theoretical and experimental aspect to it.

I think you mean engineers who do mostly pen and paper theory; they exist but for the most part they're using applied mathematical and computational methods to solve engineering programs that are still at an analytic point (ie you can still write the thing down in terms of pretty equations), and yes engineering problems do still exist like that, but the point is to get an answer that can be applied in some way, you're not investigating the universe for the sake of the knowledge like a pure scientist would.

You might look into programs like applied physics, engineering physics, or engineering science (example: https://www.math.wisc.edu/amep).
 
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If you obtain a PhD in engineering working on the boundaries of physics and engineering like myself, you will frequently encounter everything except general relativity (IIRC the GPS engineers knew they needed to account for GR, but use Newtonian theory with correction terms; correct me if I'm wrong!). For instance, I am getting an engineering PhD and just finished working on a relativistic transport project. Many engineers are now working on topological materials, and plasma physics in the US is often housed jointly between physics and engineering.

If statistical physics is more your cup of tea, I honestly think more exciting research into chemical and statistical physics is occurring in chemical engineering/chemical physics/chemistry departments than physics departments (The most amusing project I recall is an application of statistical field theory to ice cream manufacture solicited by Nestle)

As a rank and file engineer you are not going to heavily utilize such knowledge although it will be the bedrock of what you are doing.
 
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