Results 21 to 30 of about 658,646 (263)

Bidirectional branch and bound for controlled variable selection. Part I: principles and minimum singular value criterion. [PDF]

open access: yes, 2008
The minimum singular value (MSV) rule is a useful tool for selecting controlled variables (CVs) from the available measurements. However, the application of the MSV rule to large-scale problems is difficult, as all feasible measurement subsets need to
Kariwala, Vinay, Cao, Yi
core   +1 more source

Matrix-assisted diffusion-ordered spectroscopy [PDF]

open access: yes, 2016
Diffusion NMR is a potentially routine tool in the analysis of mixtures, from industrial and synthetic outputs to natural products. However, the technique struggles to resolve species of similar size.
Iain Day (4462090), R Evans (7718627)
core   +2 more sources

Compressive characteristics of metal matrix syntactic foams [PDF]

open access: yes, 2012
The compressive behaviour of eight different metal matrix syntactic foams (MMSFs) are investigated and presented. The results showed that the engineering factors as chemical compositions of the matrix material, the size of the microballoons, the ...
Ginsztler, János, Orbulov, Imre Norbert
core   +1 more source

Process Performance Analysis in Large-Scale Systems Integrating Different Sources of Information [PDF]

open access: yes, 2012
17.09.13 KB. ok to add accepted version to Spiral. IFACProcess auditing using historical data can identify causes for poor performance and reveal opportunities to improve process operation. To date, the data used has been limited to process measurements;
Rapp, Knut, Thornhill, NF, Cecílio, IM
core   +1 more source

Simultaneous quantification of drug release and erosion from hypromellose hydrophilic matrices [PDF]

open access: yes, 2014
Hypromellose, HPMC, is frequently used to control drug release from matrix tablet formulations. Drug is released by a combination of diffusion through and erosion of, the matrix and is usually measured invitro by separate dissolution and swelling/erosion
Conway, Barbara R   +8 more
core   +1 more source

The semantic architecture of the World-Wide Molecular Matrix (WWMM).

open access: yes, 2011
The World-Wide Molecular Matrix (WWMM) is a ten year project to create a peer-to-peer (P2P) system for the publication and collection of chemical objects, including over 250, 000 molecules.
Peter Murray-Rust   +9 more
core   +1 more source

On matrix model partition functions for QCD with chemical potential

open access: yes, 2004
Partition functions of two different matrix models for QCD with chemical potential are computed for an arbitrary number of quark and complex conjugate anti-quark flavors. In the large-N limit of weak nonhermiticity complete agreement is found between the
Akemann, G   +5 more
core   +1 more source

Analysis of improved Nernst--Planck--Poisson models of isothermal compressible electrolytes subject to chemical reactions: The case of a degenerate mobility matrix [PDF]

open access: yes, 2016
We continue our investigations of the improved Nernst-Planck-Poisson model introduced by Dreyer, Guhlke and Müller 2013. In the paper by Dreyer, Druet, Gajewski and Guhlke 2016, the analysis relies on the hypothesis that the mobility matrix has maximal ...
Druet, Pierre-Étienne
core   +1 more source

Ordinal analysis applied to the results of positive matrix factorization of chemical ionization mass spectrometry data

open access: yesMethodsX, 2020
As an innovative analytical approach ordinal analysis is applied to positive matrix factorization (PMF) analysis outputs to identify the most important species and factors in chemical ionization mass spectrometry (CIMS) data. The procedure and outcome of the ordinal analysis facilitate further automated data analysis.
Xiangrui Kong, Jan B.C. Pettersson
openaire   +3 more sources

Case Based Reasoning and TRIZ : a coupling for Innovative conception in Chemical Engineering [PDF]

open access: yes, 2009
With the evolutions of the surrounding world market, researchers and engineers have to propose technical innovations. Nevertheless, Chemical Engineering community demonstrates a small interest for innovation compared to other engineering fields.
Le Lann, Jean-Marc   +2 more
core   +1 more source

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