In a new article, physicists have taken an important step in solving one of the most enduring problems of theoretical physics, which is to unite gravity with the quantum world. This new theory turns quantum gravity into reality and may violate Einstein’s theory.
According to RCO News Agency, In an article recently published in the Journal of the Reports on Prix in Physics, researchers have presented a fundamental revision of gravity theory that can open the way for a fully compatible quantum description, without the need for additional dimensions or strange features such as string.
At the heart of this theory, there is a redefinition of gravity behavior at the most fundamental level. While electromagnetic forces are all described by quantum field theory, gravity remains a classic theory. Einstein’s general relativity theory describes gravity as the curvature of space-time due to mass and energy. But every time scientists have tried to combine it with quantum mechanics, they have faced serious mathematical incompatibility, such as infinite possibilities.
The new theory redefines the gravitational field in a way that has a structure similar to that of well -known quantum field theories. “The key finder is that our theory is providing a new way to describe quantum gravity that is structurally similar to the standard particle physics model.”
In this model, instead of the curvature of space-time, gravity is transmitted through four interconnected fields, each similar to the fields that describe the electromagnetic force. These fields react to the mass as the electric and magnetic fields react to the load and current. They also interact with the standard model fields, so that they reproduce general relativity at the classic level, while allowing quantum effects to be compatible with theory.
Since the structure of this model is similar to successful quantum theories, mathematical problems that usually arise in quantum relativity, such as infinite non -physical or negative possibilities, are avoided.
One of the important benefits of this theory is its simplicity. Unlike many quantum gravity theories that require unknown particles or additional forces, this model works only with well -known physical concepts and constants.
“The main advantage or difference of this theory with other quantum gravity theories is that it does not require additional dimensions,” says Professor Yuka Tulkki, author of Article colleague from Alto University. Dimensions that have no direct empirical evidence yet. Also, our model does not require any new free parameters.
This means that theory can be tested with existing or future experiments, without waiting for the discovery of new particles or rewriting physical laws.
Look forward
Despite promising features, this theory is still in its early stages. Although initial calculations show that theory works well against conventional compatibility tests, its complete compatibility proving still needs work.
In addition, this framework has not yet been used to answer some of the deepest questions in gravitational physics such as the true nature of black hole or the physics of the universe. “Theory is still unable to respond to these great challenges, but it has its potential in the future,” says Dr. Partann.
The empirical approval of this theory will also be difficult. Gravity is the weakest known force and its quantum effects are very delicate. Direct testing of these effects is not possible with current tools.
However, since this theory lacks adjustable parameters, any future experiment that examines quantum gravity behavior can directly confirm or reject it.
“Testing the effects of quantum gravity is challenging, because the gravitational interaction is very poor,” says Dr. Takaki.
But with the current pace of progress in theory and observation, it may take several decades to get direct empirical evidence for quantum gravity. Although indirect evidence may be available earlier.
Partann’s work has opened up a new way of theorists to search for quantum theory for gravity, along with the successful framework of particle physics, while also being able to open some of the deepest secrets of the universe.
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