Results 31 to 40 of about 676,436 (269)

Homogeneous and Multiphase Analysis of Nanofluids Containing Nonspherical MWCNT and GNP Nanoparticles Considering the Influence of Interfacial Layering

open access: yesNanomaterials, 2021
The practical implication of nanofluids is essentially dependent on their accurate modelling, particularly in comparison with the high cost of experimental investigations, yet the accuracy of different computational approaches to simulate nanofluids ...
Tehmina Ambreen   +2 more
doaj   +1 more source

Homogeneous and Non-homogeneous Algorithms [PDF]

open access: yes, 2012
This (full) paper was accepted for publication in the 13th Panhellenic Conference on Informatics (PCI 2009), 10-12 September 2009, Corfu, Greece (8 pages)
openaire   +2 more sources

Cooperative Dinuclear Activation of a Formate Intermediate in the Hydrogenation of CO2 to Methanol

open access: yesMolecules
CO2 hydrogenation to methanol is achieved by homogeneous catalysts through a formic acid derivative. Previous studies have focused on using large amounts of additives to activate this intermediate, such as strong acids, amines and alcohols. Hydrogenation
Giorgia Gherardini   +3 more
doaj   +1 more source

Aspects of coordination by junction in Old Romanian [PDF]

open access: yesDiacronia, 2016
The approach of coordination by junction in a diachronic perspective aimed at establishing the discursive values of the connectors, in the integrated frame of these syntactic relation patterns, and the manner in which the literary norm selected the ...
Ștefan Găitănaru
doaj   +1 more source

Improvement of Homogeneous Catalysts for Methanol Carbonylation to Acetic Acid: Effects of Three-Ethyl Phosphine and Three-Phenyl Phosphine as Ligands [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering
The carbonylation of methanol is a catalytic homogeneous process that has been expanded for industrial applications. The metal-organic complexes utilized as homogeneous catalysts for acetic acid production encompass Co, Ru, Ir, Ni, and Rh-based catalysts.
Mohammad Shareei   +3 more
doaj   +1 more source

Optical characteristics and mechanism analysis of polycarbonate/poly(1, 4-cyclohexanedimethyl- 1, 4-cyclohexanedicarboxylate) blends

open access: yesCailiao gongcheng, 2022
PC/PCCD blends with different PCCD contents were prepared by melt blending. The optical performance test results show that PC/PCCD blends have high light transmittance and low haze.
CHEN Yuhong   +3 more
doaj   +1 more source

Homogeneous state feedback stabilization of homogeneous systems [PDF]

open access: yesProceedings of the 39th IEEE Conference on Decision and Control (Cat. No.00CH37187), 2000
We show that for any asymptotically controllable homogeneous system in euclidian space (not necessarily Lipschitz at the origin) there exists a homogeneous control Lyapunov function and a homogeneous, possibly discontinuous state feedback law stabilizing the corresponding sampled closed loop system.
openaire   +2 more sources

Regional Frequency Analysis of Maximum 24-Hour Precipitation in Arid Lands Using The L-Moments Approach (Case Study: Yazd Province) [PDF]

open access: yesمدیریت بیابان, 2020
Estimation of the maximum 24-hour precipitation is one of the important parameters in irrigation and drainage projects, design of hydraulic structures, and watershed management. This rainfall data is used to calculate short-term rainfall and design flood.
mojdeh mohammadi, Ali Talebi
doaj   +1 more source

On Homogeneous Ideals [PDF]

open access: yesProceedings of the Glasgow Mathematical Association, 1955
The modern algebraic treatment of geometry in projective spaces focuses attention on the properties of homogeneous ideals in polynomial and power-series rings. This inevitably raises questions concerning how far ordinary ideal theory needs to be modified if only homogeneous ideals are to be regarded as significant.
openaire   +2 more sources

Serum Myonectin Levels Are Positively Associated With Physical Function and Lower Frailty‐Related Limitation in Maintenance Hemodialysis Patients: A Cross‐Sectional Study

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Maintenance hemodialysis (MHD) patients frequently suffer from frailty, characterized by reduced physical function and poor prognosis. Myokines, such as myonectin, secreted by muscle, are emerging regulators of systemic health. This study investigated the relationship between serum myonectin, adipokines (adiponectin, omentin), and ...
Kenichi Kono   +7 more
wiley   +1 more source

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