Results 51 to 60 of about 927 (160)

Modelling mass transport through a porous partition: Effect of pore size distribution. [PDF]

open access: yes, 2004
Direct contact membrane distillation process has been studied using microporous polytetrafluoroethylene and polyvinylidene fluoride membranes. The membranes were characterized in terms of their nonwettability, pore size distribution and porosity.
Khayet Souhaimi, Mohamed   +2 more
core   +2 more sources

Laser based synchrotron radiation [PDF]

open access: yes, 2005
Beams of x rays in the kiloelectronvolt energy range have been produced from laser-matter interaction. Here, energetic electrons are accelerated by a laser wakefield, and experience betatron oscillations in an ion channel formed in the wake of the ...
Alexander Pukhov   +10 more
core   +5 more sources

Real Time Sleep Detection System Using New Statistical Features of the Single EEG Channel [PDF]

open access: yes, 2017
Sleep specialists often conduct manual sleep stage scoring by visually inspecting the patient’s neurophysiological signals collected at sleep labs. This is, generally, a very difficult, tedious and time-consuming task.
Aboalayon, Khald A.I., Faezipour, Miad
core  

Fault Feature Extraction of Hydraulic Pumps Based on Symplectic Geometry Mode Decomposition and Power Spectral Entropy

open access: yesEntropy, 2019
Aiming at fault feature extraction of a hydraulic pump signal, a new method based on symplectic geometry mode decomposition (SGMD) and power spectral entropy (PSE) is proposed.
Zhi Zheng, Ge Xin
doaj   +1 more source

Meal timing, nutritional status and diet quality in a group of Spanish children

open access: yesPediatric Obesity, Volume 20, Issue 6, June 2025.
Summary Introduction Some studies suggest that meal timing is involved in obesity and metabolic health. However, little is known about children, so the aim was to assess whether meal timing patterns affect nutritional status and diet quality in children. Methods A cross‐sectional study was conducted on 880 children (8–13 years).
María Dolores Salas‐González   +10 more
wiley   +1 more source

Removal and Recovery of Methyl Tertiary Butyl Ether (MTBE) from Water Using Carbon Nanotube and Graphene Oxide Immobilized Membranes

open access: yesNanomaterials, 2020
Methyl tert-butyl ether (MTBE) is a widely used gasoline additive that has high water solubility, and is difficult to separate from contaminated ground and surface waters. We present the development in functionalized carbon nanotube-immobilized membranes
Worawit Intrchom   +2 more
doaj   +1 more source

Modifications of PVDF-co-HFP membranes for desalination by direct contact membrane distillation [PDF]

open access: yes, 2015
University of Technology Sydney. Faculty of Engineering and Information Technology.Membrane distillation (MD) has been considered as a promising next-generation technology for desalination because of its high efficiency regarding permeation performance ...
Yao, Minwei
core  

Locus Interactions Underlie Seed Yield In Soybeans Resistant to Heterodera glycines [PDF]

open access: yes, 2009
In soybean (Glycine max L. Merr.) combining resistance to cyst nematode (SCN; Heterodera glycines I.) with high seed yieldremains problematic. Molecular markers linked to quantitative trait loci (QTL) have not provided a solution.
El-Shemy, Hany A   +4 more
core   +2 more sources

APHformerNET: A Gear Fault Diagnosis Model Based on Adaptive Prototype Hashing Optimisation Algorithm

open access: yesIET Cyber-Physical Systems: Theory &Applications, Volume 10, Issue 1, January/December 2025.
This paper proposes a gear fault diagnosis model based on the adaptive prototype hashing optimisation algorithm (APH), which is used for diagnosing faults in rotating machinery. Based on the attention mechanism, an APH module is added to increase the fault diagnosis accuracy and robustness of the model.
Peng Zhou   +4 more
wiley   +1 more source

Synergistic effect of air sparging in separation via nano-carbon immobilized membrane distillation process and optimization [PDF]

open access: yes, 2023
Membrane distillation (MD) has gained significant popularity as a separation and purification technique in diverse domains, such as saline/brackish water treatment, organic recovery, and wastewater treatment.
Bhoumick, Mitun Chandra
core  

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