Bubble fusion

Bubble fusion, also known as sonofusion, is a proposed process of nuclear fusion that occurs during the collapse of microscopic gas bubbles. It is a controversial topic in the field of nuclear physics due to the lack of consistent experimental evidence.

History

The concept of bubble fusion was first proposed by Hugo F. Sonderman in the 1930s. However, it was not until the 2000s that the idea gained significant attention, primarily due to the work of Rusi Taleyarkhan and his team at Oak Ridge National Laboratory.

Process

Bubble fusion is thought to occur when a gas bubble in a liquid is rapidly compressed to a small fraction of its original size, causing the temperature and pressure inside the bubble to increase dramatically. This is similar to the process that occurs in inertial confinement fusion, but on a much smaller scale. If the conditions inside the bubble are right, it is theorized that the high temperature and pressure could cause the atoms in the gas to undergo nuclear fusion.

Controversy

The main controversy surrounding bubble fusion is the lack of consistent experimental evidence. While Taleyarkhan's team reported positive results in their initial experiments, other researchers have been unable to replicate their findings. This has led to accusations of scientific misconduct, and Taleyarkhan was found guilty of research misconduct by a Purdue University review panel in 2008.

Future Research

Despite the controversy, research into bubble fusion continues. Some scientists believe that if the process can be reliably demonstrated and controlled, it could provide a new source of nuclear power that is cleaner and safer than current methods.

See Also

• Nuclear fusion
• Sonoluminescence
• Cold fusion

References

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  Sonoluminescence
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  Sonofusion