Results 21 to 30 of about 783,178 (384)

Cryptomelane-Type KMn8O16 as Potential Cathode Material — for Aqueous Zinc Ion Battery

open access: yesFrontiers in Chemistry, 2018
Aqueous battery has been gained much more interest for large-scale energy storage fields due to its excellent safety, high power density and low cost.
Jiajie Cui   +11 more
doaj   +1 more source

Serum zinc deficiency could be associated with dementia conversion in Parkinson’s disease

open access: yesFrontiers in Aging Neuroscience, 2023
BackgroundAssociation between heavy metals and Parkinson’s disease (PD) is well noted, but studies regarding heavy metal levels and non-motor symptoms of PD, such as PD’s dementia (PD-D), are lacking.MethodsIn this retrospective cohort study, we compared
Jieun Lee, Suyeon Park, Wooyoung Jang
doaj   +1 more source

Rechargeable aqueous zinc-manganese dioxide batteries with high energy and power densities

open access: yesNature Communications, 2017
Although alkaline zinc-manganese dioxide batteries have dominated the primary battery applications, it is challenging to make them rechargeable. Here we report a high-performance rechargeable zinc-manganese dioxide system with an aqueous mild-acidic zinc
Ning Zhang   +7 more
semanticscholar   +1 more source

Oxygen non-stoichiometry and defect structure of LaMn1-zCuzO3+δ [PDF]

open access: yes, 2015
The quantitative model analysis of the defect structure of copper doped lanthanum manganites LaMn1-zCuzO3+δ (z = 0.05 and 0.1) was performed. In the framework of the model, the independent course of the three reactions of defect formation, including the ...
Tsvetkov, D. S., Zuev, A. Yu.
core   +3 more sources

Formation of octapod MnO nanoparticles with enhanced magnetic properties through kinetically-controlled thermal decomposition of polynuclear manganese complexes [PDF]

open access: yes, 2014
Polynuclear manganese complexes are used as precursors for the synthesis of manganese oxide nanoparticles (MnO NPs). Altering the thermal decomposition conditions can shift the nanoparticle product from spherical, thermodynamically-driven NPs to unusual,
Abdulwahab   +32 more
core   +1 more source

Bacterial chemolithoautotrophy via manganese oxidation

open access: yesNature, 2020
Manganese is one of the most abundant elements on Earth. The oxidation of manganese has long been theorized1—yet has not been demonstrated2–4—to fuel the growth of chemolithoautotrophic microorganisms.
Hang Yu, J. Leadbetter
semanticscholar   +1 more source

Окислительно–сорбционный метод удаления марганца из подземных вод [PDF]

open access: yes, 2015
The Paper presents the effects of the purification of the underground waters with high manganese contents and oxidizability. The Authors suggest innovative oxidation-based manganese removal technology with continuous introduction of reaction catalytic ...
Brayalovsky, G. B.   +5 more
core   +1 more source

Flexible and Superhydrophobic Silver Nanoparticles Decorated Aligned Silver Nanowires Films as Surface-Enhanced Raman Scattering Substrates

open access: yesNanoscale Research Letters, 2019
Flexible and superhydrophobic silver nanoparticles decorated aligned silver nanowires (AgNWs@AgNPs) films were employed as efficient surface-enhanced Raman scattering (SERS) substrates to investigate the SERS properties of the Rhodamine B (RB).
Jianchao Wang, Guobin Yi
doaj   +1 more source

Persulfate Activation on Crystallographic Manganese Oxides: Mechanism of Singlet Oxygen Evolution for Nonradical Selective Degradation of Aqueous Contaminants.

open access: yesEnvironmental Science and Technology, 2018
Minerals and transitional metal oxides of earth-abundant elements are desirable catalysts for in situ chemical oxidation in environmental remediation. However, catalytic activation of peroxydisulfate (PDS) by manganese oxides was barely investigated.
Shishu Zhu   +4 more
semanticscholar   +1 more source

Evaluation of the Efficiency of Detection and Capture of Manganese in Aqueous Solutions of FeCeOx Nanocomposites Doped with Nb2O5

open access: yesItalian National Conference on Sensors, 2020
The main purpose of this work is to study the effectiveness of using FeCeOx nanocomposites doped with Nb2O5 for the purification of aqueous solutions from manganese. X-ray diffraction, energy–dispersive analysis, scanning electron microscopy, vibrational
A. Kozlovskiy   +7 more
semanticscholar   +1 more source

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