13 citations · 30 across the 30 of their papers we have counts for
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Thermodynamic optimization of thermal landscapes and energy barriers in a Brownian heat engine
Mesfin Taye
Spatial temperature fields in Brownian heat engines are commonly prescribed \emph{a priori}, and the resulting transport and thermodynamic properties are then calculated. Here we f…
Exact chemo--thermal Metropolis Brownian engine: chemical leverage, temperature-neutral stall, power optimization, and multicyclic dissipation
Mesfin Taye
We develop an exactly solvable chemo--thermal extension of the three-state Metropolis Brownian heat engine. The particle moves through the periodic energy sequence $0\to E\to 2E\to…
Thermodynamic Parametrisation of the Vertebrate Lifetime Cycle Invariant: Biological Proper Time, Allometric Mass-Cancellation, and Clade-Specific Predictions
Mesfin Taye
Warm-blooded vertebrates accumulate approximately $\Nstar \approx 10^9$ cardiac cycles over a natural lifetime, a striking empirical regularity first quantified by Lindstedt and Ca…
Curzon Ahlborn Type Efficiency in a Brownian Heat Engine with Exponential Temperature Profile
Mesfin Asfaw Taye
We investigate a Brownian heat engine wherein a particle moves through a periodic ratchet potential under an exponentially decreasing temperature profile, a spatial configuration t…
Noise-Activated Dopant Dynamics in Two-Dimensional Thermal Landscapes with Localized Cold Spots
Mesfin Taye, Yoseph Abebe, Tibebe Birhanu +2
Controlling dopant transport with high spatial precision is crucial for improving the semiconductor functionality, reliability, and scalability. Although prior models of noise-assi…
A Unified Nonequilibrium Framework: Thermodynamic Distance, Dissipation, and Stationary Laws via Effective State Count, Variational Stationarity, and Thermodynamic Bounds
Mesfin Taye
We propose a variational framework for nonequilibrium thermodynamics built around the effective number of accessible state, a multiplicative count that ranges from for a uniform di…
Thermodynamic Irreversibility in Underdamped Brownian Motion with Spatial Temperature Gradients
Mesfin Taye
We analyze underdamped Brownian motion in non-isothermal media with quadratic, linear, and piecewise-constant temperature profiles. Exact identities for entropy production and entr…
A Universal Thermodynamic Inequality: Scaling Relations Between Current, Activity, and Entropy Production
Mesfin Taye
We derive a universal thermodynamic bound constraining directional transport in both discrete and continuous nonequilibrium systems. For continuous-time Markov jump processes and o…
Entropy Production and Thermodynamic Dynamics in Active and Passive Brownian Systems Driven by Time Dependent Forces and Temperatures
Mesfin Taye
In this work, we examine the impact of time-varying temperature and force on the thermodynamic features of active Brownian motor that moves with velocity against the force as well…
Thermodynamic Features of a Heat Engine Coupled with Exponentially Decreasing Temperature Across the Reaction Coordinate, as well as Perspectives on Nonequilibrium Thermodynamics
Mesfin Taye
In this study, we advance the understanding of non-equilibrium systems by deriving thermodynamic relations for a heat engine operating under an exponentially decreasing temperature…
Exact time-dependent analytical solutions for entropy production rate for a system that operates in a heat bath where its temperature varies linearly in space
Mesfin Taye
The nonequilibrium thermodynamics feature of a Brownian motor is investigated by obtaining exact time-dependent solutions. This in turn enables us to investigate not only the long…
Effect of viscous friction on entropy, entropy production and entropy extraction rates in underdamped and overdamped media
Mesfin Asfaw Taye
Considering viscous friction that varies spatially and temporally, the general expressions for entropy production, free energy, and entropy extraction rates are derived to a Browni…
Entropy production and entropy extraction rates for a Brownian particle that walks in underdamped medium
Mesfin Asfaw Taye
The expressions for entropy production, free energy, and entropy extraction rates are derived for a Brownian particle that walks in an underdamped medium. Our analysis indicates th…
Stochastic Resonance and first passage time for excitable system exposed to underdamped medium
Solomon F. Duki, Mesfin A. Taye
Noise induced Brownian dynamics in underdamped medium is studied numerically to understand the firing time of excitable systems. By considering Brownian particles that move in unde…
First passage time and stochastic resonance of excitable systems
Solomon Fekade Duki, Mesfin Asfaw Taye
We study noise induced thermally activated barrier crossing of a Brownian particle that hops in a periodic ratchet potential where the ratchet potential is coupled with a spatially…
Irreversible Brownian heat engine
Mesfin Asfaw Taye
We model a Brownian heat engine as a Brownian particle that hops in a periodic ratchet potential where the ratchet potential is coupled with a linearly decreasing background temper…
Free energy and entropy production rate for a Brownian particle that walks on overdamped medium
Mesfin Asfaw Taye
We derive general expressions for the free energy, entropy production and entropy extraction rates for a Brownian particle that walks in a viscous medium where the dynamics of its…
The effect of temperature on viscous friction and the performance of a Brownian heat engine
Solomon Fekade Duki, Mesfin Asfaw Taye
We explore the transport features of a Brownian particle that walks in a periodic ratchet potential that is coupled with a spatially varying temperature background. Since the visco…
Exact analytical expressions for entropy production and free energy
Mesfin Asfaw Taye
The nonequilibrium thermodynamics feature of a Brownian motor operating between two different heat baths is explored as a function of time . Using the Gibbs entropy and Schnaken…