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Home
Granular Gases Under Resetting.

Home
Granular Gases Under Resetting.

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Granular gases under resetting.

Anna S Bodrova¹, Aleksei V Chechkin^2,3,4, Awadhesh Kumar Dubey⁵

¹Moscow Institute of Electronics and Mathematics, HSE University, Moscow 123458, Russia.

Physical Review. E

|February 20, 2025

View abstract on PubMed

Summary

This summary is machine-generated.

Granular gases cool down between resetting events, with temperature returning to its initial value after each reset. This study models granular gas cooling using theory and simulations under exponential resetting.

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Area of Science:

Physics
Granular dynamics
Statistical mechanics

Background:

Granular gases exhibit unique behaviors due to inelastic collisions.
Understanding granular gas dynamics is crucial for various applications.
Resetting phenomena introduce complex temporal dynamics.

Purpose of the Study:

To investigate granular temperatures in force-free granular gases under exponential resetting.
To analyze the cooling dynamics and temperature distribution.
To provide a theoretical framework for nonperiodically driven granular systems.

Main Methods:

Development of a theoretical model for granular gas cooling.
Conducting computer simulations to validate the theory.
Analyzing the probability density function of granular temperatures.

Main Results:

Granular temperature resets to its initial value after each event.
Temperature decreases due to inelastic collisions between resets.
The probability density function quantifies temperature distribution.

Conclusions:

The developed theory accurately describes granular gas cooling under resetting.
This work enhances understanding of nonperiodically driven granular systems.
The findings have implications for controlling granular gas behavior.