Results 91 to 100 of about 7,274 (305)

Elektrothermische Oxidation von Ethylenglycol an Co3O4

open access: yesAngewandte Chemie, EarlyView.
Die elektrothermische Oxidation von Ethylenglykol unter Druck steigert die katalytische Effizienz hin zu Glykolat unter milden Bedingungen. Höhere Reaktionsraten treten bei 70–90°C und 15 bar O2 auf, und sowohl das Potential als auch der O2‐Druck reoxidieren Co2+ zu Co3+ an der Oberfläche.
Adarsh Koul   +9 more
wiley   +1 more source

Raman and FTIR spectroscopy of natural oxalates: Implications for the evidence of life on Mars

open access: yes, 2003
Evidence for the existence of primitive life forms such as lichens and fungi can be based upon the formation of oxalates. Oxalates are most readily detected using Raman spectroscopy.
Ding, Zhe, Yang, Jing, Frost, Ray L.
core  

Elektroenzymatische CO2‐Fixierung

open access: yesAngewandte Chemie, EarlyView.
Die elektroenzymatische CO2‐Fixierung ermöglicht eine energieeffiziente, hochselektive Synthese komplexer Moleküle. Um ihr volles Potenzial auszuschöpfen, ist ein grundlegendes Verständnis von elektrodengekoppelten Reduktasen und Carboxylasen erforderlich.
Leonardo Castañeda‐Losada   +4 more
wiley   +1 more source

Oxalates in rocks and plants

open access: yes, 2010
SUMMARY: The presence of oxalates is widespread not only as kidney stones, but in whole nature. It is well known that oxalates are products of some plants, fungi and lichens. The accumulates of calcium oxalates are increased in: sorrel, rhubarb, spinach,
Novotná, Julie
core  

Electrothermal Oxidation of Ethylene Glycol Over Co3O4

open access: yesAngewandte Chemie International Edition, EarlyView.
Pressurized electrothermal oxidation of ethylene glycol enhances catalytic performance toward glycolate under mild conditions. Higher reaction rates occur at 70–90°C and 15 bar O2, and potential and O2 pressure re‐oxidize Co2+ to Co3+ at the surface.
Adarsh Koul   +9 more
wiley   +1 more source

THE EFFECT OF PLANT BIOSTIMULATION WITH ‘PENTAKEEP V’ AND NITROGEN FERTILIZATION ON YIELD, NITROGEN METABOLISM AND QUALITY OF SPINACH

open access: yesActa Scientiarum Polonorum: Hortorum Cultus, 2010
Foliar application of fertilizers containing biostimulators can influence yield and the uptake and accumulation of NO3 - by plants. The aim of the research was to determine the influence of foliar nutrition with ‘Pentakeep V’ and diverse doses of ...
Sylwester Smoleń   +2 more
doaj  

Hydrogen-bonding chain and dimer motifs in pyridinium and morpholinium hydrogen oxalate salts

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2018
We present here three compounds consisting of pyridinium or morpholinium hydrogen oxalates, each displaying different hydrogen-bonding motifs, resulting in chains for 4-(dimethylamino)pyridinium hydrogen oxalate 0.22-hydrate, C7H11N2+·C2HO4−·0.22H2O (1),
David Z. T. Mulrooney   +5 more
doaj   +1 more source

Oxalate nephropathy

open access: yesIndian Journal of Nephrology, 2023
Etta, Praveen K.   +4 more
openaire   +2 more sources

Synthesis and thermal decomposition of mixed Gd-Nd oxalates

open access: yes, 2008
Several (Gd1–xNdx)2[C2O4]3·nH2O samples (0x1) were prepared by a coprecipitation method: the precipitation is quantitative and all the samples are homogeneous in stoichiometry.
UBALDINI, Alberto   +9 more
core   +1 more source

Electroenzymatic CO2 Fixation

open access: yesAngewandte Chemie International Edition, EarlyView.
Electroenzymatic CO2 fixation enables energy‐efficient, highly selective synthesis of complex molecules. Unlocking its full potential requires fundamental understanding of electrode‐coupled reductases and carboxylases. This review critically discusses available enzymes, product scope, and key thermodynamic and kinetic considerations, highlighting ...
Leonardo Castañeda‐Losada   +4 more
wiley   +1 more source

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