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1681
Tailoring the Anomalous Hall Effect in van der Waals Ferromagnet Fe3GeTe2
Published 2025-01-01“…Two-dimensional van der Waals magnetic materials have shown fascinating natural ferromagnetic properties at the atomic level, which has great potential in the fields of low power spintronics, quantum computing, and optical communication. …”
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1682
Evaluating Mechanical Properties of Few Layers MoS2 Nanosheets-Polymer Composites
Published 2017-01-01“…The MoS2 nanosheets lateral dimension and number of layers are approximated using atomic force microscopy (AFM). The composites formation is confirmed using X-ray diffraction (XRD) and scanning electron microscopy (SEM). …”
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1683
Optimization and characterization of bioactive secondary metabolites from Streptomyces sp CMSTAAHL-4 isolated from mangrove sediment
Published 2025-01-01“…The thermogravimetric analysis showed the thermal stability of secondary metabolites. Atomic force microscopy analysis revealed specific structural characteristics of the secondary metabolites, which may be associated with their potential biological activities. …”
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1684
Advancements in photovoltaic efficiency: The role of fluorine-doped CZTS in homojunction solar cells
Published 2025-02-01“…The DFT calculations indicate that F atoms prefer Cu sites and maintain a direct band gap in CZTS, promoting n-type conductivity. …”
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1685
Ultra‐Thin Strain‐Relieving Si1−xGex Layers Enabling III‐V Epitaxy on Si
Published 2025-02-01“…The Si1−xGex layer is formed by ion implanting Ge into Si(111) and selectively oxidizing Si atoms in the resulting ion‐damaged layer, precipitating a fully strain‐relaxed Ge‐rich layer between the Si substrate and surface oxide. …”
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1686
Chemical Changes of Enamel Produced by Sodium Fluoride, Hydroxyapatite, Er:YAG Laser, and Combined Treatments
Published 2018-01-01“…The chemical composition of human enamel was evaluated before (BT) and after (AT) treatment using energy-dispersive X-ray spectroscopy (EDS) and expressed in atomic percentages (at%). For combined treatment groups, the products were applied after laser irradiation. …”
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1687
WALLABY Pilot Survey and ASymba: Comparing H i Detection Asymmetries to the SIMBA Simulation
Published 2025-01-01“…In this second paper of the ASymba: Asymmetries of H i in SIMBA Galaxies series, we measure atomic gas (H i ) asymmetries in spatially resolved detections from the untargeted Widefield ASKAP L -band Legacy All-sky Blind surveY (WALLABY) survey, and compare them to realizations of WALLABY-like mock samples from the SIMBA cosmological simulations. …”
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1688
Characterizations and growth kinetics of the borided layer formed on pure nickel by molten salt electrolysis
Published 2022-01-01“…Then the diffusion coefficient constant of boron atom in nickel at 1193 K, 1223 K and 1243 K was calculated accordingly and an equation was obtained to estimate the thickness of the borided layer.…”
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1689
Dummy Template Molecularly Imprinted Polymers for Electrochemical Detection of Cardiac Troponin I: A Combined Computational and Experimental Approach
Published 2025-01-01“…Interactions and binding energies were examined using all-atom molecular dynamics (MDs) simulations and structural interaction fingerprint (SIFt) calculations. …”
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1690
Highly Strained AlGaAs‐GaAsP Nanomembranes‐Based High‐Performance Diode
Published 2025-02-01“…The crystalline quality of the NMs is characterized by X‐ray diffraction and Raman spectroscopy techniques before and after transfer, no noticeable degradation has been found in its crystalline quality. In addition, atomic force microscopy and scanning electron microscopy images confirm the smooth surface and uniformity of the NMs over the whole substrate without any formation of cracks, respectively. …”
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1691
Characterization and simulation of AlGaN barrier structure effects in normally-off recessed gate AlGaN/GaN MISHEMTs
Published 2025-01-01“…The objective of this study is to optimize the trade-off between threshold voltage (V _TH ) and maximum drain current (I _D,max ) in recessed gate AlGaN/GaN metal insulator semiconductor high electron mobility transistor (MISHEMT) using atomic layer etching (ALE) technology, with technical computer-aided design (TCAD) simulations assisting in the analysis of the underlying mechanisms to demonstrate the high performance and reliability of GaN-based power application. …”
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1692
Heavy metal contamination in freshwater habitats impairs the growth and reproductive health of wild spotted snakehead Channa punctata (Channidae) in Bangladesh
Published 2025-02-01“…The growth and reproductive health of a wild freshwater fish, C. punctata, collected from five freshwater habitats, were assayed with heavy metal bioaccumulation. Atomic absorption spectrometry detected the bioaccumulation of cadmium (Cd), chromium (Cr), mercury (Hg), and lead (Pb) in the muscle of C. punctata. …”
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1693
Revolutionizing radiotherapy: gold nanoparticles with polyphenol coating as novel enhancers in breast cancer cells—an in vitro study
Published 2025-01-01“…Gold nanoparticles (AuNPs) are particularly notable due to their high atomic number, which enhances radiation damage through the photoelectric effect. …”
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1694
Synthesis, DFT Calculation, and Antimicrobial Studies of Novel Zn(II), Co(II), Cu(II), and Mn(II) Heteroleptic Complexes Containing Benzoylacetone and Dithiocarbamate
Published 2015-01-01“…The IR spectra showed that the metal ions coordinated with the ligands via the S- and O-donor atoms. The geometry, electronic, and thermodynamic parameters of the complexes were obtained from density functional theory (DFT) calculations. …”
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1695
Development and Characterization of Lyophilized Chondroitin Sulfate-Loaded Solid Lipid Nanoparticles: Encapsulation Efficiency and Stability
Published 2025-01-01“…<b>Results:</b> Morphological analyses using transmission electron microscopy (TEM) and atomic force microscopy (AFM) confirmed the dimensions of the nanoscales and their structural uniformity. …”
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1696
Engineering p‐Orbital States via Molecular Modules in All‐Organic Electrocatalysts toward Direct Water Oxidation
Published 2025-02-01“…It still has notable gap between metal‐free and metal‐based electrocatalysts, due to lacking accurate and efficient p‐band regulation methods on non‐metal atoms. Herein, a molecular modularization strategy is proposed for fine‐tuning the p‐orbital states of series metal‐free covalent organic frameworks (COFs) for realizing OER performance beyond benchmark precious metal catalysts. …”
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1697
Effect of p-InGaN Cap Layer on Low-Resistance Contact to p-GaN: Carrier Transport Mechanism and Barrier Height Characteristics
Published 2025-01-01“…A comparative analysis with highly doped p-InGaN revealed the key mechanisms contributing to low-resistance contacts. Atomic force microscopy inspections showed that the surface roughness depends on the doping levels and cap layer thickness, with higher doping improving the surface quality. …”
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1698
Thermomechanically induced phase separation at elevated temperatures in a CoCr0.4NiSi0.3 medium-entropy alloy
Published 2025-01-01“…The directional vacancy diffusion of solute atoms along specific crystal planes of dynamically recrystallized (DRXed) grains leads to phase separation at elevated temperatures. …”
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1699
High-entropy assisted capacitive energy storage in relaxor ferroelectrics by chemical short-range order
Published 2025-01-01“…We design a chemical short-range order strategy to modulate polarization response under external electric field and achieve substantial enhancements of energy storage properties, i.e. an ultrahigh energy density of ~16.4 J/cm3 with markedly improved efficiency ~90% at an electric field of 85 kV/mm in Nb doped (Bi0.2Na0.2K0.2La0.2Sr0.2) TiO3 system. Atomic-scale scanning transmission electron microscopy observations show that Nb exhibits a chemical short-range order structure, with Nb enriched regions displaying ultrasmall polar nanoregions and more flexible polarization configurations, which is conducive to achieving high maximum polarization and low residual polarization. …”
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1700
Boosting singlet oxygen generation for salinity wastewater treatment through co-activation of oxygen and peroxymonosulfate in photoelectrochemical process
Published 2025-01-01“…Here, we report a unique strategy for boosting singlet oxygen (1O2) generation via coactivation of oxygen and peroxymonosulfate (PMS) by regulating the electron transfer regime in the photoelectrochemical process. The Fe-N bridge in atomic Fe-modified graphitic carbon nitride (denoted SA-FeCN) favors the construction of electron-defective Fe and electron-rich N vacancies (Nvs) to accelerate directional electron transfer. …”
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