Strominger and Vafa p-brane model of black holes

In summary, the Strominger and Vafa p-brane model of black holes is a theoretical model proposed in 1996 that suggests black holes can be described as a collection of extended objects, called p-branes. This model differs from others by incorporating string theory and higher dimensions, allowing for a better understanding of black hole properties. While there is currently no direct experimental evidence, there have been studies and calculations that support the model. Its contribution to our understanding of black holes includes reconciling thermodynamics with black hole properties and potentially solving the information paradox.
  • #1
sunkissed23
3
0
As I was reading Stephen Hawking's "The Universe in a Nutshell," I came across a discussion of Strominger and Vafa's p-brane model of black holes. Hawking describes that for certain classes of black holes, the p-brane model predicts that information that falls into the black holes will be stored in the wave function on the waves of the p-branes.

Does anyone know what Hawking means by "information?"


Throughout the entire book Hawking never explains what he means by this.
 
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  • #2
http://en.wikipedia.org/wiki/Physical_information
 

1. What is the Strominger and Vafa p-brane model of black holes?

The Strominger and Vafa p-brane model is a theoretical model proposed by Andrew Strominger and Cumrun Vafa in 1996 to explain the entropy of certain types of black holes. It suggests that black holes can be described as a collection of p-dimensional extended objects, known as p-branes, that interact with each other through gravitational forces.

2. How does the Strominger and Vafa p-brane model differ from other models of black holes?

The Strominger and Vafa p-brane model differs from other models in that it takes into account the effects of string theory and higher dimensions. This allows for a more complete understanding of black holes and their properties, such as entropy and thermodynamics.

3. What evidence supports the Strominger and Vafa p-brane model?

While the Strominger and Vafa p-brane model is still a theoretical construct, there have been several studies and calculations that support its validity. For example, the model accurately predicts the entropy of certain types of black holes and provides a framework for understanding the connection between black holes and string theory.

4. Can the Strominger and Vafa p-brane model be tested experimentally?

At this time, there is no direct experimental evidence for the Strominger and Vafa p-brane model. However, there are ongoing experiments and observations in astrophysics and particle physics that may provide indirect evidence for the model.

5. How does the Strominger and Vafa p-brane model contribute to our understanding of black holes?

The Strominger and Vafa p-brane model is a significant contribution to our understanding of black holes because it provides a way to reconcile the laws of thermodynamics with the properties of black holes. It also offers a potential solution to the long-standing problem of the information paradox in black holes.

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