Results 11 to 20 of about 1,432,567 (263)

Halogen-Dependent Diversity and Weak Interactions in the Heterometallic Ni/Cd Complex Solids: Structural and Theoretical Investigation

open access: yesMolecules, 2023
Three novel heterometallic Ni/Cd coordination compounds [Ni(en)3][CdCl4]∙3dmso (1), [Ni(en)2(dmf)2][CdBr4] (2), and [Ni(en)3]2[CdI4](I)2 (3) have been synthesized through the self-assembly process in a one-pot reaction of cadmium oxide, nickel salt (or ...
Oksana V. Nesterova   +3 more
doaj   +1 more source

Mechanisms of metasomatic reactions [PDF]

open access: yesMineralogy and Petrology, 2009
Fluid-aided mass transfer and subsequent mineralre-equilibrationarethetwodefiningfeaturesofmetasomatismand must be present in order for metamorphism to occur.Taking into account geological time scales, the amount offluidrequiredneednotbegreat(considerablylessthan0.01%of the total volume) nor even in continuous flow but the fluidmust be chemically ...
Harlov, D., Marschall, H.
openaire   +3 more sources

Using Stop Motion Animations to Activate and Analyze High School Students’ Intuitive Resources about Reaction Mechanisms

open access: yesEducation Sciences, 2023
Mechanisms are part of the high school curriculum in many countries. Although research shows that university students struggle with mechanistic reasoning, very little is known about learning mechanisms in high school.
Benjamin Pölloth   +2 more
doaj   +1 more source

Revisiting the Rearrangement of Dewar Thiophenes

open access: yesMolecules, 2020
The mechanism for the walk rearrangement in Dewar thiophenes has been clarified theoretically by studying the evolution of chemical bonds along the intrinsic reaction coordinates.
Sara Gómez   +5 more
doaj   +1 more source

The Mechanism of the Agglutination Reaction [PDF]

open access: yesEpidemiology and Infection, 1917
Since Gruber and Nicolle expressed the opinion that the agglutination of bacteria by specific immune sera was due to the surfaces of the bacteria becoming viscous under the influence of the specific sera, many theories have been advanced aiming at a more complete explanation of the reaction. Bordet (1899) considered that the agglutinins by uniting with
openaire   +2 more sources

Advances in Solid-State Transformations of Coordination Bonds: From the Ball Mill to the Aging Chamber

open access: yesMolecules, 2017
Controlling the formation of coordination bonds is pivotal to the development of a plethora of functional metal-organic materials, ranging from coordination polymers, metal-organic frameworks (MOFs) to metallodrugs.
Cristina Mottillo, Tomislav Friščić
doaj   +1 more source

Elastic and inelastic scattering of 18O ions by 6Li at 114 MeV and isotopic differences of 6, 7Li + 18O and 6Li + 16, 18O nuclei interactions [PDF]

open access: yesЯдерна фізика та енергетика, 2012
Angular distributions of the 6Li + 18O elastic and inelastic scattering as well as the 6Li(18O, Х) reactions with production of 16,17,19O + 8,7,5Li, 14,15,16,17N + 10,9,8,7Be and 12,13,14C + 12,11,10B nuclei were measured at Elab(18O) = = 114 MeV.
A. T. Rudchik   +15 more
doaj  

Energy dependence of the 6Li + 16O scattering and isotopic differences between potentials of the 6,7Li + 16O interactions [PDF]

open access: yesЯдерна фізика та енергетика, 2012
Experimental data of the 6Li + 16O elastic scattering at Ec.m.. = 3.27 - 36.8 MeV known from literature, were analyzed within the optical model and coupled-reaction-channels method.
A. T. Rudchik,   +7 more
doaj  

Hydrogenation of CO2 Promoted by Silicon-Activated H2S: Origin and Implications

open access: yesMolecules, 2020
Unlike the usual method of COx (x = 1, 2) hydrogenation using H2 directly, H2S and HSiSH (silicon-activated H2S) were selected as alternative hydrogen sources in this study for the COx hydrogenation reactions.
Xing Liu
doaj   +1 more source

Deciphering the Selectivity of the Electrochemical CO2 Reduction to CO by a Cobalt Porphyrin Catalyst in Neutral Aqueous Solution: Insights from DFT Calculations

open access: yesChemistryOpen, 2023
Density functional theory (DFT) calculations were conducted to investigate the cobalt porphyrin‐catalyzed electro‐reduction of CO2 to CO in an aqueous solution.
Yu‐Chen Cao   +4 more
doaj   +1 more source

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