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University of Oregon Researchers Create Unique Simulation of a Theoretical Material Sought Since 1948, a Type of Perfect Glass, Extremely Stable, That May Influence the Future of Materials Engineering and Industry
A material that appears disorganized, but behaves like an extremely resilient crystal, a perfect glass. This enigma has intrigued scientists for decades. Now, researchers from the United States say they have taken a step that could change how we understand glass and, in the future, even how we produce industrial materials.
The team led by physicist Eric Corwin at the University of Oregon managed to create on a computer the first functional model of the so-called perfect glass, a theoretical material that scientists have been trying to understand since the mid-20th century.
The result is not just a scientific curiosity. It could help explain one of the oldest mysteries in materials physics and open doors to new types of alloys used in heavy engineering.
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The Enigma That Has Intrigued Physicists Since 1948 and Had Never Been Observed in Nature
For decades, scientists suspected that there might exist a special type of extremely stable glass. The idea emerged in 1948 with chemist Walter Kauzmann of Princeton University.
He suggested that if glass were cooled to very low temperatures, a perfect form of this material could emerge. In this state, the particles would be compressed in the most efficient way possible, creating an extremely stable amorphous structure.
The problem is that this material has never been observed in nature.
Without a real example to study, the so-called perfect glass remained for decades as a theoretical concept that intrigued physicists and engineers.
It was precisely this impasse that led researchers at the University of Oregon to attempt a different approach.
The Unexpected Strategy of Researchers Who Decided to Build the Material on a Computer
Instead of waiting for nature to produce this rare material, scientists decided to create a mathematical model.
The first step was to simplify the problem. In the model used by the team, the molecules were represented as round disks.
These disks were organized in a pattern inspired by two-dimensional crystals, similar to a honeycomb. In this type of structure, therefore, each particle is surrounded by six neighbors.
But there was one important detail.
The researchers maintained the packing of the particles but removed the repetitive pattern that typically defines a crystal.
The goal was to preserve the density of the material without creating an organized structure.
The Surprising Result, a Completely Disordered Material That Behaves Like Crystal
What emerged from this simulation caught the attention of the scientific community.
The created structure remained entirely amorphous, meaning it lacked a regular pattern. Nevertheless, when the scientists tested its mechanical behavior, the material reacted like a crystal.
This means it demonstrated mechanical stability similar to that of crystalline structures, even without possessing a traditional molecular organization.
According to Corwin, if one could observe the glass at the molecular scale, they would see particles compressed against one another, but without any clear pattern.
Even in this seemingly chaotic state, the material remains solid and resilient.
This discovery helps, therefore, to explain a phenomenon that has always intrigued physicists.
The Mystery of How Disorganized Liquids Transform into Rigid Solids
When certain liquids cool rapidly, they do not form crystals. Instead, they transform into glass.
In this process, called glass transition, the molecules become trapped in disordered positions.
Even without organization, the material becomes solid.
Understanding exactly why this happens has always been a scientific challenge.
The model created by the team may help clarify this process, showing how disorganized particles can still form extremely stable structures.
The Silent Impact That This Discovery Could Have on Industry and Materials Engineering
The discovery also sparks interest beyond physics laboratories.
According to experts, better understanding the structure of glass could aid in the development of materials known as metallic glasses.
These materials combine two characteristics highly valued by industry.
On one side, they possess the typical strength of metals. On the other, they exhibit the structural flexibility associated with glass.
The challenge lies in manufacturing.
Currently, these materials require extremely rapid cooling when transitioning from liquid to solid. Otherwise, they end up forming common crystals.
If scientists can better understand the mechanism of glass transition, it may become possible to produce these alloys in a more controlled manner.
This would pave the way for applications in various areas of engineering.
According to Corwin, such materials could even be shaped into complex components, like parts of engines or structures used in aircraft.
Now, researchers want to advance to a new step. The team intends to expand the model to three-dimensional simulations, which could bring theory even closer to industrial reality.
In the scientific community, the question that arises is inevitable. Has this mysterious perfect glass finally ceased to be just a hypothesis?
If this line of research progresses, it could reveal much more about the materials that underpin a large part of modern technology.
And you, do you believe that discoveries like this can transform engineering and industry in the coming years? Leave your opinion in the comments.
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