Examples of using Loop quantum gravity in English and their translations into Indonesian
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In loop quantum gravity, or LQG, space-time is a network.
This simulation shows how space evolves in loop quantum gravity.
Loop quantum gravity has no trouble incorporating the positive energy density.
Many open questions remain to be answered in loop quantum gravity.
Loop quantum gravity occupies a very important place in the development of physics.
One attempt at developing such a theory is loop quantum gravity(LQG).
In loop quantum gravity, these processes are represented by changes in the graphs.
The current leading candidates are M-theory, superstring theory and loop quantum gravity.
Loop Quantum Gravity and the Search for the Structure of Space Time and the Universe 2018.
An important test is whether classical generalrelativity can be recovered as an approximation to the loop quantum gravity.
Loop quantum gravity is not a complete unified theory, because it does not include any other forces.
A full quantum theory of gravity, such as loop quantum gravity, should be able to reproduce these predictions.
Loop quantum gravity is a difficult mathematical theory that has resisted the making of testable predictions inside black holes.
This article will focus on it, although proponents of loop quantum gravity claim to reach many of the same conclusions.
Loop quantum gravity is well-defined mathematically, and it expresses the fabric of space-time as a lattice of spin networks, which evolve over time.
Would a consistent theory involve a force mediated by a hypothetical graviton,or be a product of a discrete structure of spacetime itself(as in loop quantum gravity)?
To do the calculation in loop quantum gravity, we pick the boundary B to be the event horizon of a black hole.
As a result, theorists have taken up more radical approaches to the problem of quantum gravity, the most popular approaches being string theory and loop quantum gravity.
The spin networks that represent space in loop quantum gravity theory accommodate the concept of spacetime by becoming what we call spin foams.
However, Abhay Ashtekar and Javier Olmedo at Pennsylvania State University andParampreet Singh at Louisiana State University have applied loop quantum gravity to the center of black holes.
Loop quantum gravity predicts that space-time is quantized, with a smallest possible unit or piece of space and time, beyond which space-time cannot be subdivided further.
In the last few decades, researchers have pursued the problem in two separate programs-string theory and loop quantum gravity- that are widely considered incompatible by their practitioners.
Meanwhile, loop quantum gravity researchers object to the very premise that the results about AdS3 give any hint whatsoever about the nature of quantum gravity in our own universe.
Hal Haggard and Carlo Rovelli of Aix-Marseille University in France are working to explain what happens within black holesusing a branch of theoretical physics called loop quantum gravity.
We do the same when we apply loop quantum gravity theory to describe phenomena, whether it be particles and fields moving on the spin networks or the geometry of space itself evolving in time.
For example, long-wavelength gravitational waves propagating on otherwise flat(uncurved) space can be described asexcitations of specific quantum states described by the loop quantum gravity theory.
But as it approached the fundamental size limit dictated by loop quantum gravity, a repulsive force kicked in and kept the singularity open, turning it into a tunnel to a cosmos that preceded our own.
These experiments are so detached from our technological capabilities that physicists have focused on trying to remove the mathematical contradictions first,developing approaches like string theory, loop quantum gravity, and asymptotically safe gravity. .
In 2006, Ashtekar and his colleagues reported7 a series of simulations that took advantage of that fact,using the loop quantum gravity version of Einstein's equations to run the clock backwards and visualize what happened before the Big Bang.
IN ADDITION to making predictions about specificphenomena such as high-energy cosmic rays, loop quantum gravity has opened up a new window through which we can study deep cosmological questions such as those relating to the origins of our universe.