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Published in 2020 at "Materials Chemistry and Physics"
DOI: 10.1016/j.matchemphys.2020.123149
Abstract: Abstract In this contribution, the spectroscopic and magnetic properties of manganese ions in a rhombohedral LaAlO3 perovskite are reported. Micro powders were prepared by the Pechini method. We present absorption, excitation and emission spectra of…
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Keywords:
spectroscopic paramagnetic;
manganese ions;
studies laalo3;
laalo3 polycrystals ... See more keywords
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Published in 2019 at "Analytical Letters"
DOI: 10.1080/00032719.2017.1420074
Abstract: ABSTRACT Glasses of the MnOx · (P2O5)40 · (ZnO)60−x system were prepared by the melt-quenching technique and thermally treated for 2 h at 650°C. To describe the influence of thermal treatment on zinc phosphate glass matrix doped with manganese ions,…
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Keywords:
manganese ions;
zinc phosphate;
thermal treatment;
phosphate glass ... See more keywords
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Published in 2023 at "Physics of the Solid State"
DOI: 10.21883/pss.2023.02.55410.512
Abstract: The content of metal ions and their valence state for three NixCuyMn3-x-yBO5 compositions were estimated by EXAFS and XANES spectroscopy methods. In all three compositions, the copper y content did not exceed 0.25; in the…
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Keywords:
sub sub;
manganese ions;
transitions different;
valence ... See more keywords
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Published in 2020 at "Inorganic Materials: Applied Research"
DOI: 10.30791/1028-978x-2020-8-29-38
Abstract: Structural, magnetic, and electrical characteristics of manganites in the system La3+0.7Sr2+0.3Mn3+0.6–x-2γMn4+0.3+x+2γFe3+0.1–x Mg2+xO2-3+γ (0 ≤ x ≤ 0.1) synthesized by solid-state reactions are presented. Sintering was performed in air at 1423 K. Samples with stoichiometric oxygen content (γ = 0) were obtained…
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Keywords:
octahedral sublattice;
manganese ions;
environment octahedral;
ions environment ... See more keywords
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Published in 2022 at "Frontiers in Bioengineering and Biotechnology"
DOI: 10.3389/fbioe.2022.935902
Abstract: High-yield citric acid production by the filamentous Ascomycete fungus Aspergillus niger requires a combination of extreme nutritional conditions, of which maintaining a low manganese (II) ion concentration (
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Keywords:
manganese ions;
aspergillus niger;
acid;
acid fermentations ... See more keywords
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Published in 2020 at "Genes"
DOI: 10.3390/genes11080950
Abstract: Reverse transcription of RNA templates containing modified ribonucleosides transfers modification-related information as misincorporations, arrest or nucleotide skipping events to the newly synthesized cDNA strand. The frequency and proportion of these events, merged from all sequenced…
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Keywords:
manganese ions;
modified ribonucleosides;
reverse transcription;
signature ... See more keywords
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Published in 2021 at "Desalination and Water Treatment"
DOI: 10.5004/dwt.2021.26505
Abstract: Removal of heavy metals which are produced from industrial and agricultural processes is essential due to their adverse effects on the environment. In the present work, polyacrylamide– polystyrene/ bentonite nanocomposite was easily synthesized through in…
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Keywords:
microscopy;
ions aqueous;
manganese ions;
bentonite nanocomposite ... See more keywords