Can Quantum Physics be weaponized?

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The discussion explores the potential for quantum physics to be weaponized, highlighting its crucial role in the development of nuclear weapons and modern weaponry, including lasers and microwave-based systems. Participants note that while quantum mechanics has been applied in various military technologies, the direct weaponization of concepts like Bose-Einstein condensates remains speculative. The conversation also touches on ethical considerations regarding the use of directed energy weapons and the implications of quantum computing in cryptanalysis. Overall, the participants agree that advancements in quantum physics could lead to new forms of weaponry, though practical applications are still under development. The dialogue reflects a blend of scientific inquiry and ethical debate surrounding the implications of such technologies.
  • #31
Typo in my previous post: I meant the operator:

|dead><alive| + |alive><dead|
 
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  • #32
Count Iblis said:
Typo in my previous post: I meant the operator:

|dead><alive| + |alive><dead|
Only zombie is an eigenvector of such operator.

I thought of a better quantum weapon: take a very large count of fermions (quarks, electrons, whatever), speed it up to a high velocity relative to your enemy and set its trajectory so it goes through your enemy's heart.
 
  • #33
haael said:
Only zombie is an eigenvector of such operator.

I thought of a better quantum weapon: take a very large count of fermions (quarks, electrons, whatever), speed it up to a high velocity relative to your enemy and set its trajectory so it goes through your enemy's heart.

Remind me to never piss of a quantum physicist... :biggrin:
 
  • #34
I heard somewhere that there is an "agreement", probably informal, that certain forms of directed energy weapons are not to be used against enemy personnel directly, rather only enemy infrastructure.

For example, using high energy lasers to permanently blind the opponent personnel(versus temporary blinding/hearing loss, such as in flash-bang grenades) is considered cruel.
 
  • #35
pallidin said:
I heard somewhere that there is an "agreement", probably informal, that certain forms of directed energy weapons are not to be used against enemy personnel directly, rather only enemy infrastructure.

For example, using high energy lasers to permanently blind the opponent personnel(versus temporary blinding/hearing loss, such as in flash-bang grenades) is considered cruel.

Blinding lasers are barred by the Geneva Conventions, but there is wiggle-room with "dazzling" lasers, or microwave "pain rays". Not really surprising, the conventions bar even the use of expanding/fragmenting ammunition as well. There is nothing to stop the use of a lethal DEW however, but the issue is energy generation, storage, and blooming in atmosphere or target ablation.
 
  • #36
I don't think we should be after war. What do you guys think?
 
  • #37
filegraphy said:
I don't think we should be after war. What do you guys think?

War is too complex in any given situation to simply "yea or nay" it. Generally, I think it should be avoided if other means can achieve a favorable result. Sometimes, waiting to engage is a crime too.
 

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