Macromolecular Theory and Simulations, part of Wiley's polymer journals portfolio, is the only high-quality polymer science journal dedicated exclusively to theory and simulations, covering all aspects from macromolecular theory to advanced computer simulation techniques. 

We are supported by an advisory board of leading experts in the field and provide a unique platform for disseminating excellent research to the concerned scientific community.

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Research Article

Optimizing Solvent Systems for Effective Lutein Solvation: A Molecular Dynamics Approach Using 2‐Methyl Tetrahydrofuran, Deep Eutectic Solvent, Microemulsion, and Hexane

  •  14 May 2025

Graphical Abstract

Optimizing Solvent Systems for Effective Lutein Solvation: A Molecular Dynamics Approach Using 2-Methyl Tetrahydrofuran, Deep Eutectic Solvent, Microemulsion, and Hexane Issue ,

Molecular Dynamics provides valuable insights into the interactions between solvents and solutes, enabling to effectively optimize solvent performance.

Research Article
Open access

Numerical Simulation of Mixing Enhancement in a Single Screw Extruder by Different Internal Baffles

  •  12 May 2025

Graphical Abstract

Numerical Simulation of Mixing Enhancement in a Single Screw Extruder by Different Internal Baffles Issue ,

Three rows of plate baffles and plow-shaped baffles are employed to introduce chaos into the flow channel of a single screw extruder. Mixing is numerically characterized in terms of the evolution of tracer particles, Poincaré sections, shear rates, mixing index, distribution probability function of mixing index, and their integral functions.

Research Article

Efficient Computation of Single‐Chain Partition Functions in Field‐Theoretic Simulations of Polymers With Nested Tree‐Like Topologies

  •  12 May 2025

Graphical Abstract

Efficient Computation of Single-Chain Partition Functions in Field-Theoretic Simulations of Polymers With Nested Tree-Like Topologies Issue ,

An efficient algorithm is introduced for computing single-chain partition functions in polymer field-theoretic simulations with nested, tree-like architectures. By leveraging structural redundancy, the approach significantly reduces computational cost, scaling linearly with the total length of unique segments in the chain. The method is validated using dendrimers and applied to predict phase behavior in graft copolymer solutions.

Research Article

Determination of the Kinetic Parameters of Condensed Phase Reactions Using Chebyshev Series Expansion

  •  8 April 2025

Graphical Abstract

Determination of the Kinetic Parameters of Condensed Phase Reactions Using Chebyshev Series Expansion Issue ,

Chebyshev series expansion enables the derivation of smooth reaction rate curves from noisy experimental data for use in differential methods of thermal analysis. A novel combined kinetic analysis has been developed using Chebyshev series expansion to accurately determine the kinetic parameters of condensed phase reactions without requiring knowledge of the reaction mechanism.

Research Article
Open access

Computational Modeling of the Continuous Separation of a Molten Polymer Mixture in a Centrifugal Field

  •  26 March 2025

Graphical Abstract

Computational Modeling of the Continuous Separation of a Molten Polymer Mixture in a Centrifugal Field Issue ,

A centrifugal technique for separating molten polymer blends is investigated computationally. In a rotating cylinder, the components of mixtures of LDPE (Low-Density Poly(Ethylene)) and PET (Poly(Ethylene) Terephthalate) are separated due to centrifugal forces due to the different component densities. The computational modeling evaluates the feasibility of such a technique. The separation quality depending on material and operational parameters is quantified.

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The following is a list of the most cited articles based on citations published in the last three years, according to CrossRef.

Direct Equilibration and Characterization of Polymer Melts for Computer Simulations

  •  419-431
  •  3 June 2015

Graphical Abstract

Direct Equilibration and Characterization of Polymer Melts for Computer Simulations Issue 5, 2015

Excluded volume and topological constraints (entanglements) lead to difficulties for polymer melt equilibration in computer simulations. To avoid long equilibration runs, an improved feedback loop methodology is introduced, which only needs relaxation on short length scales. The analysis shows that a homogeneous density and perfect internal distances along the chain backbone can be reached for melts of chains of up to about 45 entanglement lengths.

Molecular Dynamic Simulation of Oxaliplatin Diffusion in Poly(lactic acid-co-glycolic acid). Part A: Parameterization and Validation of the Force-Field CVFF

  •  45-62
  •  22 September 2015

Graphical Abstract

Molecular Dynamic Simulation of Oxaliplatin Diffusion in Poly(lactic acid-co-glycolic acid). Part A: Parameterization and Validation of the Force-Field CVFF Issue 1, 2016

Drug delivery systems (DDS) based on poly(lactic-co-glycolic acid) nanoparticles including platinum complexes as oxaliplatin have been recommended for the enhancement of the efficiency in colorectal cancer treatment. The influence of different factors affecting the delivering rates of oxaliplatin in this type of DDS can be analyzed through Molecular Dynamic Simulations with the adaptation of existent force-fields for organic molecules.

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