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137 Result(s)
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Article
Retraction Note to: Two Novel Pyran Derivatives: Crystal Structures, Anti-Liver Cancer Activity, and Docking Study
This article has been retracted. Please see the Retraction Notice for more detail: https://doi.org/10.1134/S0022476624030260
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Article
Influence of Electromagnetic Field Power and Temperature of Inductively Coupled Plasma Etching on the Uniformity of a Patterned Sapphire Substrate
Patterned sapphire substrate technology can improve the growth performance and luminous efficiency of light-emitting diodes. In this work, dry etching by inductively coupled plasma is studied and adjusted. The...
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Article
Visual Study of the Impact and Freezing Process of a Water Droplet on Carbon Fiber Plates
The present study investigates the effects of droplet impact height, tilt angle, and surface temperature on the impact and freezing process of water droplet on a cold surface by using a Motionpro high-speed ca...
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Article
On the Discussions of Nonlinear Terms in the Large Deformation Model of Thin-Walled Cylindrical Shells
The significance of the nonlinear terms in the governing equations to describe the transiently large deformation of a thin-walled cylindrical shell under impact pressures is discussed in this paper. Firstly, t...
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Article
Open AccessAn observational study on the safety of COVID-19 vaccination in patients with myasthenia gravis
There is concern that the coronavirus disease (COVID-19) vaccine may trigger or worsen autoimmune diseases. The objective of this study was to determine the impacts of COVID-19 vaccination on symptom severity ...
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Article
Smart Sensing Supramolecular Coordination Polymer Based on New Viologen Ligand Exhibiting Multiple Solid Detection and Inducing Apoptosis Properties
Through the self-assembly of 1,1'-bis(3-cyanobenzyl)-[4,4'-bipyridine]-1,1'-diium (H2bcbpy·2Cl) and pyromellitic acid (H4BTC), a novel multifunctional and multichromic organic supramolecular coordination polymer ...
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Article
Open AccessDual topological states in the layered titanium-based oxypnictide superconductor BaTi2Sb2O
Topological superconductors have long been predicted to host Majorana zero modes which obey non-Abelian statistics and have potential for realizing non-decoherence topological quantum computation. However, mat...
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Article
Crystal structure prediction of ReN2 under high pressure
Three ReN2 phases (Pbcn, C2/m and P4/mbm) are searched to be stable under different pressures by the swarm-intelligence-based CALYPSO method. Pressure-induced phase transitions from Pbcn phase to C2/m phase at 68...
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Article
Defect Structure and Evolution of GaN-Based Light-Emitting Diodes on Planar and Cone-Patterned Sapphire Substrates
Epitaxial layers of GaN and InGaN/GaN multi-quantum well light emitting diodes (LEDs) were prepared both on cone-shaped patterned sapphire substrates and conventional sapphire substrates. The mechanism of nucl...
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Article
PTI-125 Reduces Biomarkers of Alzheimer’s Disease in Patients
The most common dementia worldwide, Alzheimer’s disease is often diagnosed via biomarkers in cerebrospinal fluid, including reduced levels of Aβ1-42, and increases in total tau and phosphorylated tau-181. Here...
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Article
RETRACTED ARTICLE: Two Novel Pyran Derivatives: Crystal Structures, Anti-Liver Cancer Activity, and Docking Study
The synthesis and characterization of two new pyran derivatives (1 and 2) are characterized by infrared (IR) and 1H nuclear magnetic resonance spectroscopy (1H NMR), high resolution mass spectrum (HRMS), and sing...
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Article
Physiological Response of Phosphorus-Efficient and Inefficient Soybean Genotypes under Phosphorus-Deficiency
Phosphorus (P) deficiency in soil is becoming more common, and low P efficiency restrains soybean growth and production. To explore critical factors determining efficient P use, root growth and physiological c...
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Article
The high-energy particle package onboard CSES
The China Seismo-Electromagnetic Satellite (CSES) aims to monitor space electromagnetic fields, ionospheric plasma, high-energy charged particles and other features of the global space environment. The high-en...
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Article
Fully Coupled CFD Simulation of the Ignition Risk of Unburnt Gases in an Exhaust System Connected to a Mechanically Ventilated Enclosure Fire
Predictive simulations of liquid pool fires are based on the previous experimental study from a reduced mechanically ventilated enclosure with a length/height and width of 2 m. An external ventilation system p...
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Article
Analysis of unbonded sandwich rolling defected length of the head based on experiments with aluminum and copper
In this paper, sandwich rolling with symmetrical thickness and materials is intensively studied. The inner metal is out of touch with both upper and lower rolls in the sandwich sheets, and all the forces are d...
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Article
Formation of one-dimensional composites of poly(m-phenylenediamine)s based on Streptomyces for adsorption of hexavalent chromium
Here, a novel one-dimensional composite of poly(m-phenylenediamine)s coating on filamentous Streptomyces was successfully constructed via a controllable polymerization reaction. The synthesized composites were ch...
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Article
New Co(II) And Mn(II) Complexes with 4′-Substituted 2,2′:6′,2″-Terpyridine Ligands
Three Co(II) complexes [Co(meophtpy)2](ClO4)2·2CH3CN (1), [Co(nh2phtpy)2](ClO4)2·2CH3CN (2), [Co(ftpy)2](ClO4)2·2CH3CN (3) and three Mn(II) complexes [Mn(nme2phtpy)2]·(ClO4)2·2CH3CN (4), [Mn(ftpy)2](ClO4)2·CH3CN ...
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Article
Photosynthesis of soybean cultivars released in different decades after grafting onto record-yield cultivars as rootstocks
While photosynthesis of soybean has been enhanced by breeding, it remains to be clarified whether the improvement of root function could bring a further increase of photosynthetic capacity for the development ...
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Article
Effect of solvent on the crystal structures of copper(II) complexes based on 4′-(4-methoxyphenyl)-2,2′:6′,2″-terpyridine and 4′-(3-chlorophenyl)-2,2′:6′,2″-terpyridine
Four homoleptic copper(II) complexes, [Cu(Meophtpy)2](ClO4)2 (Meophtpy = 4′-(4-methoxylphenyl)- 2,2′:6′,2″-terpyridine) (I), [Cu(Meophtpy)2](ClO4)2 · 2H2O (II), [Cu2(m-Clphtpy)4](ClO4)4 (m-ClPhtpy = 4′-(3-chlorop...
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Article
Theoretical studies on magnetic properties of a binuclear paddle wheel Cu(II) complex {Cu2(μ2-O2CCH3)4}(OCNH2CH3)2
The magnetic properties of a binuclear copper(II) complex {Cu2(μ2-O2CCH3)4}(OCNH2CH3)2 have been investigated on the basis of density functional theory with the broken symmetry (BS) approach. The magnetic couplin...