Results 31 to 40 of about 19,126 (193)

Cluster Formation and The Virial Equation of State of Low-Density Nuclear Matter

open access: yes, 2005
We present the virial equation of state of low-density nuclear matter composed of neutrons, protons and alpha particles. The virial equation of state is model-independent, and therefore sets a benchmark for all nuclear equations of state at low densities.
A. Schwenk   +51 more
core   +1 more source

Study on Natural Gas Decarbonization Process Based on CO2 Desublimation Characteristics

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT Natural gas decarbonization is a crucial processing step. In this study, the snow separation technology for removal of carbon dioxide in natural gas based on CO2 desublimation characteristics was introduced. The phase equilibrium calculation of CH4‐CO2 and N2‐CO2 system was carried out by using cubic equations of states (EOSs), and identified ...
Haiqin Wang   +3 more
wiley   +1 more source

Transfer Free Energies of Test Proteins Into Crowded Protein Solutions Have Simple Dependence on Crowder Concentration

open access: yesFrontiers in Molecular Biosciences, 2019
The effects of macromolecular crowding on the thermodynamic properties of test proteins are determined by the latter's transfer free energies from a dilute solution to a crowded solution.
Valery Nguemaha   +3 more
doaj   +1 more source

Design rules for the self-assembly of a protein crystal

open access: yes, 2011
Theories of protein crystallization based on spheres that form close-packed crystals predict optimal assembly within a `slot' of second virial coefficients and enhanced assembly near the metastable liquid-vapor critical point.
Asherie   +51 more
core   +1 more source

A Novel Green Method for Producing Medical‐Grade Chitosan From Loligo plei Squid Pens

open access: yesJournal of Applied Polymer Science, EarlyView.
This work demonstrates a sustainable and simplified process for the production of medical‐grade chitosan from the feathers of the squid Loligo plei, employing mild chemical treatments to preserve the integrity of the polymer while achieving high purity and performance.
Talita Martins   +7 more
wiley   +1 more source

Second virial coefficients of light nuclear clusters and their chemical freeze-out in nuclear collisions

open access: yes, 2020
Here we develop a new strategy to analyze the chemical freeze-out of light (anti)nuclei produced in high energy collisions of heavy atomic nuclei within an advanced version of the hadron resonance gas model.
Blaschke, D. B.   +15 more
core   +1 more source

Structural Properties of Yukawa One‐Component Plasmas Revisited

open access: yesContributions to Plasma Physics, EarlyView.
ABSTRACTYukawa one‐component plasmas are fully described in terms of the Coulomb coupling parameter Γ$$ \Gamma $$ and the screening parameter κ$$ \kappa $$. One of their remarkable properties is the existence of lines of constant effective coupling, Γeff(Γ,κ)$$ {\Gamma}_{\mathrm{eff}}\left(\Gamma, \kappa \right) $$, along which their short‐range ...
Daniels Krimans, Hanno Kählert
wiley   +1 more source

Application of Genetic Algorithm Based Support Vector Machine Model in Second Virial Coefficient Prediction of Pure Compounds [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2018
In this work, a Genetic Algorithm boosted Least Square Support Vector Machine model by a set of linear equations instead of a quadratic program, which is improved version of Support Vector Machine model, was used for estimation of 98 pure compounds ...
Mohammad Soleimani Lashkenar   +2 more
doaj  

An improved vdW-type component mixing-rule applied in CO2-crude system

open access: yesPetroleum Exploration and Development, 2016
A new vdW-type mixing-rule has been proposed considering the interaction among the affecting factors of temperature, pressure and non-hydrocarbon components, through analysis of equation of state and theory of interaction among molecules.
Siyu YANG   +4 more
doaj   +1 more source

Virial coefficients expressed by heat kernel coefficients

open access: yes, 2018
In this paper, we generally expressed the virial expansion of ideal quantum gases by the heat kernel coefficients for the corresponding Laplace type operator.
Xie, Mi, Xu, Xia-Qing
core   +1 more source

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