Results 41 to 50 of about 1,135 (138)

Modelling optimal ligninolytic activity during plant litter decomposition

open access: yesNew Phytologist, Volume 243, Issue 3, Page 866-880, August 2024.
Summary A large fraction of plant litter comprises recalcitrant aromatic compounds (lignin and other phenolics). Quantifying the fate of aromatic compounds is difficult, because oxidative degradation of aromatic carbon (C) is a costly but necessary endeavor for microorganisms, and we do not know when gains from the decomposition of aromatic C outweigh ...
Arjun Chakrawal   +2 more
wiley   +1 more source

The effects of shape and flexibility on bio-engineered fd-virus suspensions

open access: yes, 2011
We present a theoretical model to describe binary mixtures of semi-flexible rods, applied here to fd-virus suspensions. We investigate the effects of rod stiffness on both monodisperse and binary systems, studying thick-thin and long-short mixtures.
Dennison, M   +10 more
core   +1 more source

Classical and quantum theory of fluctuations for many‐particle systems out of equilibrium

open access: yesContributions to Plasma Physics, Volume 64, Issue 5, June 2024.
Abstract Correlated classical and quantum many‐particle systems out of equilibrium are of high interest in many fields, including dense plasmas, correlated solids, and ultracold atoms. Accurate theoretical description of these systems is challenging both, conceptionally and with respect to computational resources.
E. Schroedter, M. Bonitz
wiley   +1 more source

Phase Diagram and Effective Shape of Semiflexible Colloidal Rods and Biopolymers

open access: yes, 2011
We study suspensions of semiflexible colloidal rods and biopolymers using an Onsager-type second-virial functional for a segmented-chain model. For mixtures of thin and thick fd virus particles, we calculate full phase diagrams, finding quantitative ...
Dennison, M   +10 more
core   +1 more source

Tooling in Spark Plasma Sintering Technology: Design, Optimization, and Application

open access: yesAdvanced Engineering Materials, Volume 26, Issue 5, March 2024.
The review highlights all aspects of tooling in spark plasma sintering (SPS) technology starting from basic configuration to design adapted to the manufacturing of complex‐shaped parts. Modeling and optimization are essential issues in SPS tooling design. Upscaling and industrialization of SPS require multiple die tooling.
Alexander M. Laptev   +9 more
wiley   +1 more source

Chemical potential in active systems: predicting phase equilibrium from bulk equations of state?

open access: yes, 2018
We derive a microscopic expression for a quantity μ that plays the role of chemical potential of Active Brownian Particles (ABPs) in a steady state in the absence of vortices.
René van Roij   +10 more
core   +1 more source

Depletion-induced biaxial nematic states of boardlike particles

open access: yes, 2012
With the aim of investigating the stability conditions of biaxial nematic liquid crystals, we study the effect of adding a non-adsorbing ideal depletant on the phase behavior of colloidal hard boardlike particles. We take into account the presence of the
Sub Soft Condensed Matter   +7 more
core   +1 more source

Critical Casimir Forces and Colloidal Phase Transitions in a Near-Critical Solvent: A Simple Model Reveals a Rich Phase Diagram

open access: yes, 2015
From experimental studies, it is well known that colloidal particles suspended in a near-critical binary solvent exhibit interesting aggregation phenomena, often associated with colloidal phase transitions and assumed to be driven by long-ranged solvent ...
Edison, John R.   +8 more
core   +1 more source

Quasiparticle Berry curvature and Chern numbers in spin-orbit-coupled bosonic Mott insulators

open access: yes, 2013
We study the ground-state topology and quasiparticle properties in bosonic Mott insulators with twodimensional spin-orbit couplings in cold atomic optical lattices. We show that the many-body Chern and spin-Chern number can be expressed as an integral of
Sub Cond-Matter Theory, Stat & Comp Phys   +4 more
core   +1 more source

Antiferromagnetic Ising model on the swedenborgite lattice

open access: yes, 2014
Geometrical frustration in spin systems often results in a large number of degenerate ground states. In this work, we study the antiferromagnetic Ising model on the three-dimensional swedenborgite lattice, which is a specific stacking of kagome and ...
Buhrandt, Stefan   +3 more
core   +1 more source

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