Anomalous heating in a colloidal system
We report anomalous heating in a colloidal system, an experimental observation of the
inverse Mpemba effect, where for two initial temperatures lower than the temperature of the …
inverse Mpemba effect, where for two initial temperatures lower than the temperature of the …
Faster uphill relaxation in thermodynamically equidistant temperature quenches
We uncover an unforeseen asymmetry in relaxation: for a pair of thermodynamically
equidistant temperature quenches, one from a lower and the other from a higher …
equidistant temperature quenches, one from a lower and the other from a higher …
Mpemba effect in a Langevin system: Population statistics, metastability, and other exact results
The Mpemba effect is a fingerprint of the anomalous relaxation phenomenon wherein an
initially hotter system equilibrates faster than an initially colder system when both are …
initially hotter system equilibrates faster than an initially colder system when both are …
Mpemba effect in driven granular gases: Role of distance measures
The Mpemba effect refers to the counterintuitive effect where a system which is initially
further from the final steady state equilibrates faster than an identical system that is initially …
further from the final steady state equilibrates faster than an identical system that is initially …
Mpemba effect in an anisotropically driven granular gas
The Mpemba effect refers to the counterintuitive relaxation wherein a hotter system
equilibrates faster than a cooler system when quenched to a cold temperature. Even though …
equilibrates faster than a cooler system when quenched to a cold temperature. Even though …
Mpemba effect for a Brownian particle trapped in a single well potential
The Mpemba effect refers to the counterintuitive phenomenon of a hotter system
equilibrating faster than a colder system when both are quenched to the same low …
equilibrating faster than a colder system when both are quenched to the same low …
Mpemba effect in anisotropically driven inelastic Maxwell gases
Through an exact analysis, we show the existence of Mpemba effect in an anisotropically
driven inelastic Maxwell gas, a simplified model for granular gases, in two dimensions …
driven inelastic Maxwell gas, a simplified model for granular gases, in two dimensions …
Mpemba effect in the relaxation of an active Brownian particle in a trap without metastable states
We explore the role of activity in the occurrence of the Mpemba effect within a system of an
active colloid diffusing in a potential landscape devoid of metastable minimum. The Mpemba …
active colloid diffusing in a potential landscape devoid of metastable minimum. The Mpemba …
Mpemba effect on non-equilibrium active Markov chains
We study the Mpemba effect on a non-equilibrium Markov chain that mimics the run and
tumble motion of an active particle in a discrete energy landscape. The broken detailed …
tumble motion of an active particle in a discrete energy landscape. The broken detailed …
Speedups in nonequilibrium thermal relaxation: Mpemba and related effects
Most of our intuition about the behavior of physical systems is shaped by observations at or
near thermal equilibrium. However, even a thermal quench can lead to states far from …
near thermal equilibrium. However, even a thermal quench can lead to states far from …