<p>This study explores how hyperbolic semigroups act over long periods within the context of thermal wave movement and heat exchange. We show that these semigroups have strong stability, which is key to dampening thermal waves and ensuring a consistent temperature spread within materials. By carefully examining some mathematical relationships related to the semigroup’s core component, we were able to pinpoint exactly what it takes for it to be very stable, both in regular and more complex mathematical spaces. We also explored what happens if we tweak that core component. We prove that even if we make slight changes to the conditions at the boundaries, the semigroup remains strongly stable. This is essential for many applications where the temperature changes rapidly. We give an example to show that any change in the system is temporary, and it will stabilize itself to maintain a stable temperature. This will create better heat systems, especially when we need to control them. This work highlights the significance of mathematical tools for modeling heat wave behavior and their ability to approach thermal management strategies in various fields like engineering and materials science.</p>

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Strong stability of hyperbolic semigroups in thermal wave propagation

  • Meena Somasundaram,
  • Subramanian Petchimuthu,
  • Premkumar Ananchaperumal,
  • Dimplekumar Chalishajar

摘要

This study explores how hyperbolic semigroups act over long periods within the context of thermal wave movement and heat exchange. We show that these semigroups have strong stability, which is key to dampening thermal waves and ensuring a consistent temperature spread within materials. By carefully examining some mathematical relationships related to the semigroup’s core component, we were able to pinpoint exactly what it takes for it to be very stable, both in regular and more complex mathematical spaces. We also explored what happens if we tweak that core component. We prove that even if we make slight changes to the conditions at the boundaries, the semigroup remains strongly stable. This is essential for many applications where the temperature changes rapidly. We give an example to show that any change in the system is temporary, and it will stabilize itself to maintain a stable temperature. This will create better heat systems, especially when we need to control them. This work highlights the significance of mathematical tools for modeling heat wave behavior and their ability to approach thermal management strategies in various fields like engineering and materials science.