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Article
Application of deep neural network in fatigue lifetime estimation of solder joint in electronic devices under vibration loading
Comprehensive rapid reliability analysis of electronic devices in the design level while simultaneously considering all the crucial parameters is undoubtedly of paramount importance. This paper demonstrates th...
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Article
Estimation of Thermomechanical Fatigue Lifetime of Ball Grid Solder Joints in Electronic Devices Using a Machine Learning Approach
Rapid and accurate reliability assessment of electronic devices is a key issue in device design. In this work, a machine learning algorithm was developed to estimate the fatigue lifetime of ball grid solder jo...
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Article
Open AccessBio-inspired synthesis of palladium nanoparticles fabricated magnetic Fe3O4 nanocomposite over Fritillaria imperialis flower extract as an efficient recyclable catalyst for the reduction of nitroarenes
This current research is based on a bio-inspired procedure for the synthesis of biomolecule functionalized hybrid magnetic nanocomposite with the Fe3O4 NPs at core and Pd NPs at outer shell. The central idea was ...
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Article
Soft, Self-Assembly Liquid Crystalline Nanocomposite for Superior Switching
Liquid crystal (LC) has long been a feature in Materials Science and Nanotechnology, have recently been extended into the appealing domain of complex hybrid materials. The crystalline structural effects of alk...
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Article
Application of a novel nano-immobilization of ionic liquid on an MCM-41 system for trimethylsilylation of alcohols and phenols with hexamethyldisilazane
3-[(3-(Trisilyloxy)propyl)chloride]-1-methylimidazolium tribromide ionic liquid supported on MCM-41 [nano-MCM-41@(CH2)3-1-methylimidazole]Br3 as a novel heterogeneous nano-catalyst was easily prepared and charact...
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Article
Open AccessPreparation of a new, green and recyclable catalyst, silica-supported 1-(2-sulfooxy)ethyl)1H-pyridine-1-ium-chloride, and a solvent- and metal-free protocol for the synthesis of 14-aryl-14H-dibenzo[a,j]xanthene derivatives
A cost-effective and convenient procedure for the synthesis of silica-supported 1-(2-sulfooxy)ethyl)1H-pyridine-1-ium-chloride SiO2/[SEP]Cl as a recoverable heterogeneous and Brønsted acid catalyst is described, ...
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Article
Zn3(BTC)2 as a Metal–Organic Framework and Effective Catalyst for the Regioselective β-Azidoalcohols and β-Thiocyanohydrins of Epoxides in Water
In this research, Zn3(BTC)2 as a novel, metal–organic framework, biodegradable, and reusable heterogeneous nanoporous catalyst according to the aims of green chemistry was synthesized and characterized by scannin...
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Article
N-Propylsulfamic acid supported onto magnetic Fe3O4 nanoparticles (MNPs-PSA) as a green and reusable heterogeneous nanocatalyst for the chemoselective preparation and deprotection of acylals
N-propylsulfamic acid supported onto magnetic Fe3O4 nanoparticles (MNPs-PSA) was simply synthesized and used as a highly efficient, environmentally friendly, and chemoselective catalys...
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Article
Thermokinetic study of Fischer–Tropsch synthesis on Fe2Cu1 and FeCu surfaces with comparison to Fe(110) and Cu(111) catalysts by the UBI-QEP method
The purpose of this study is to predict the activation barriers and enthalpy for elementary steps in the process of Fischer–Tropsch (F-T) on the surfaces of Fe(110), Cu(111) and Fe/Cu alloys catalyst using “Un...
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Article
One-pot and solvent-free synthesis of aliphatic and aromatic 1H-indazolo[2,1-b]phthalazinetriones catalyzed by boron sulfonic acid
An efficient and simple method for the synthesis of aliphatic and aromatic 1H-indazolo[2,1-b]phthalazinetrione derivatives through a one-pot three-component condensation of phthalhydrazide, aldehyde, and dimedone...
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Article
Synthesis of 1,1-diacetates catalysed by silica-supported boron sulfonic acid under solvent-free conditions and ambient temperature
1,1-Diacetates derivatives were prepared using the direct condensation of aldehydes with acetic anhydride in the presence of silica-supported boron sulfonic acid (SiO2/B(SO4H)3) as a tri-functional inorganic Brøn...
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Article
Ni2+ supported on hydroxyapatite-core-shell γ-Fe2O3 nanoparticles: a novel, highly efficient and reusable lewis acid catalyst for the regioselective azidolysis of epoxides in water
In this research, Ni2+ supported on hydroxyapatite-core-shell magnetic γ-Fe2O3 nanoparticles (γ-Fe2O3@HAp-Ni2+) as a novel, efficient, reusable and heterogeneous catalyst was reported. In this protocol, we used t...
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Article
Open AccessA quantitative structure–activity relationship study of anti-HIV activity of substituted HEPT using nonlinear models
We performed studies on extended series of 79 HEPT ligands (1-[(2-hydroxyethoxy)methyl]-6-(phenylthio)thymine), inhibitors of HIV reverse-transcriptase with anti-HIV biological activity, using quantitative str...
