Results 21 to 30 of about 303,037 (241)

Removal of Zn(II) and Mn(II) by Ion Flotation from Aqueous Solutions Derived from Zn-C and Zn-Mn(II) Batteries Leaching

open access: yesEnergies, 2021
The Zn(II) and Mn(II) removal by an ion flotation process from model and real dilute aqueous solutions derived from waste batteries was studied in this work.
Agnieszka Sobianowska-Turek   +3 more
doaj   +1 more source

A high Mn(II)-tolerance strain, Bacillus thuringiensis HM7, isolated from manganese ore and its biosorption characteristics [PDF]

open access: yesPeerJ, 2020
Microorganisms play a significant part in detoxifying and immobilizing excessive metals. The present research isolated a strain (HM7) with high Mn(II) tolerance from Mn(II)-contaminated soil samples.
Huimin Huang   +5 more
doaj   +2 more sources

Simultaneous adsorption of Ni(II) and Mn(II) ions from aqueous solution unto a Nigerian kaolinite clay

open access: yesJournal of Materials Research and Technology, 2014
An unmodified Nigerian kaolinite clay (UAK) was utilized as a low-cost adsorbent for the removal of Ni(II) and Mn(II) ions from a binary solution of both metal ions.
Folasegun Anthony Dawodu   +1 more
doaj   +1 more source

Biosorption characteristics of a highly Mn(II)-resistant Ralstonia pickettii strain isolated from Mn ore. [PDF]

open access: yesPLoS ONE, 2018
Microorganisms play an important role in immobilizing and detoxifying excessive Mn; however, there is so far a lack of sufficient information concerning highly Mn(II)-tolerant bacteria.
Huimin Huang   +5 more
doaj   +1 more source

Cyanide-bridged complexes with Sn(II)Mn(I), Sn(II)Mn(II), Sn(IV)Mn(I) and Sn(IV)Mn(II) oxidation states †

open access: yesJournal of the Chemical Society, Dalton Transactions, 2001
The redox-active cyanomanganese carbonyl ligands trans- and cis-[Mn(CN)(CO)2(PR3)(dppm)] (R = OEt or OPh, dppm = Ph2PCH2PPh2) and trans-[Mn(CN)(CO)(dppm)2] react with SnCl2 to give [Cl2SnII(-NC)MnILx] [Lx = trans- and cis-(CO)2(PR3)(dppm), R = OEt or OPh, 1-4, and trans-(CO)(dppm)2 5]; complex 5 is oxidised by [Fe(-C5H5)2][PF6] to give [Cl2SnII(-NC ...
Anderson, KR   +6 more
openaire   +3 more sources

A molecular mechanism for bacterial susceptibility to zinc.

open access: yesPLoS Pathogens, 2011
Transition row metal ions are both essential and toxic to microorganisms. Zinc in excess has significant toxicity to bacteria, and host release of Zn(II) at mucosal surfaces is an important innate defence mechanism.
Christopher A McDevitt   +6 more
doaj   +1 more source

Decreasing of Mangan (II) in The Water Using Membrane of Moringa Seed Powder-TiO2 with Variation of Mass TiO2

open access: yesJurnal Riset Kimia, 2023
Mn (II) is a metal ion commonly used in steel alloys, pigment industries, welding, fertilizers, pesticides, ceramics, and electronics. According to the Regulation of the Minister of Health No.
Ana Hidayati Mukaromah   +3 more
doaj   +1 more source

Synthesis and Characterization of Mn(II), Fe(II), Co(II), Ni(II), Cu(II) and Zn(II) Complexes with Hexa azamacrocyclic Ligands Derived from Thiosemicarbazide [PDF]

open access: yesمجلة التربية والعلم, 1970
: Some transition metal (II) complex are synthesized with thiosemicarbazide Ligands L1= dicyclohexen [1,6,7,9,14,15] hexaaza [2,5,10,3] tetra one [8,13] dithiacyclohexadecane and L2= dicyclohexyl [1,6,7,9,14,15] hexaaza [2,5, 10, 13] tetraone [8,13 ...
Saad Dawood
doaj   +1 more source

Evidence for the presence of Mn(III) intermediates in the bacterial oxidation of Mn(II) [PDF]

open access: yesProceedings of the National Academy of Sciences, 2005
Bacterial oxidation of Mn(II) to Mn(IV) is believed to drive the oxidative segment of the global biogeochemical Mn cycle and regulates the concentration of dissolved Mn(II) in the oceanic water column, where it is a critical nutrient for planktonic primary productivity.
Samuel M, Webb   +3 more
openaire   +2 more sources

Formation of Mn hydrides from bis(trimethylsilylmethyl) Mn(II): A DFT study [PDF]

open access: yesPolyhedron, 2020
We recently reported the synthesis and characterization of KMH-1 (Kubas Manganese Hydride – 1 [L. Morris et al., Energy Environ. Sci., 2019, 12, 1580–1591]), a manganese hydride molecular sieve which, if incorporated into a hydrogen storage system, projects sufficient performance to realise the DOE system targets for H2 storage and delivery.
James J. Hales   +3 more
openaire   +2 more sources

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