Quantum waves seen in molecules

In summary: QUOTE]In summary, in 1999, Zeilinger and his colleagues demonstrated that even heavy molecules such as "carbon-60" or "carbon-70" can exhibit quantum effects and be in multiple places at once. This was proven by firing the molecules through a diffraction grating, creating interference patterns visible on a monitor. Zeilinger's group has since published further studies on larger molecules, including tetraphenylporphyrin and fluorofullerene. These molecules currently hold the record for size and mass in quantum experiments.
  • #1
brain pickeR
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In 1999, Zeilinger and his colleagues fired beams of "carbon-60" or "carbon-70" molecules (so named because each molecule contains 60 or 70 carbon atoms) at a device called a diffraction grating. The individual molecules spread out in wavelike patterns, creating "interference patterns" visible on a monitor. This proved that even very hefty molecules can experience quantum effects -- and, thus, can literally be in more than one place at a time, crazy though this sounds.

-http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2004/02/22/QUANTUM.TMP&type=science
 
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  • #2
Originally posted by brain pickeR
In 1999, Zeilinger and his colleagues fired beams of "carbon-60" or "carbon-70" molecules (so named because each molecule contains 60 or 70 carbon atoms) at a device called a diffraction grating. The individual molecules spread out in wavelike patterns, creating "interference patterns" visible on a monitor. This proved that even very hefty molecules can experience quantum effects -- and, thus, can literally be in more than one place at a time, crazy though this sounds.

-http://www.sfgate.com/cgi-bin/article.cgi?f=/c/a/2004/02/22/QUANTUM.TMP&type=science

I think you are about 4 years behind. The Zeilinger's group has gone on to publish a few more of these, the most recent one being the observation of wave-like nature in tetraphenylporphyrin and fluorofullerene.[1] These are at least twice as big as C70 molecules. They currently hold the record in terms of size and mass.

Zz.

[1] L. Hackermüller et al., PRL v.91, p.090408 (2003).
 
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  • #3


This discovery by Zeilinger and his team is truly groundbreaking. It provides further evidence for the strange and mind-boggling world of quantum mechanics, where particles can behave as both waves and particles at the same time. The fact that even large molecules, such as carbon-60 and carbon-70, can exhibit quantum behavior is truly fascinating. This not only challenges our understanding of the physical world, but also has potential implications for future technologies, such as quantum computing. It is yet another reminder that there is still so much we have yet to discover and understand about the universe.
 

1. What are quantum waves in molecules?

Quantum waves in molecules refer to the wave-like behavior of particles (such as electrons) within a molecule, as described by quantum mechanics.

2. How are quantum waves seen in molecules?

Quantum waves are not directly visible, but their existence can be inferred through various experimental techniques such as spectroscopy, which measures the energy levels and transitions of molecules.

3. What is the significance of quantum waves in molecules?

Quantum waves play a crucial role in understanding the behavior and properties of molecules, and are essential for explaining phenomena such as chemical bonding and molecular vibrations.

4. Can quantum waves be observed in everyday life?

Quantum waves are present in all matter, including everyday objects, but their effects are usually too small to be noticeable on a macroscopic scale.

5. How do quantum waves differ from classical waves?

Quantum waves behave differently from classical waves, as they do not exhibit a continuous spread of energy and can only exist at specific energy levels. Additionally, quantum waves can exhibit both particle-like and wave-like properties, while classical waves only have wave-like characteristics.

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