Results 101 to 110 of about 1,309,533 (402)

Evolution of correlation strength in KxFe(2-y)Se2 superconductor doped with S

open access: yes, 2011
We report the evolution of thermal transport properties of iron-based superconductor K$_x$Fe$_{2-y}$Se$_2$ with sulfur substitution at Se sites. Sulfur doping suppresses the superconducting $T_c$ as well as the Seebeck coefficient.
C. Petrovic   +3 more
core   +1 more source

Reevaluating the Activity of ZIF‐8 Based FeNCs for Electrochemical Ammonia Production

open access: yesAdvanced Functional Materials, EarlyView.
Though receiving much attention, the field of electrochemical nitrogen reduction reaction (eNRR) to ammonia is marked by doubts about whether this reaction is possible in aqueous media. This work sheds light on this question for iron single‐atom on N‐doped carbon (FeNC) catalysts—a class of well‐known catalysts that is also worth testing for the sister
Caroline Schneider   +6 more
wiley   +1 more source

Optimizing Sulfur Fertilization for Yield and Aroma Enhancement in Fragrant Rice Under Varying Soil Sulfur Conditions

open access: yesAgronomy
Sulfur (S) fertilizer is routinely applied together with other macronutrients by farmers across all regions to improve grain yield and quality, but its distinct effects on grain yield and aroma intensity in fragrant rice remain inadequately studied ...
Sirilak Chaiboontha   +4 more
doaj   +1 more source

Novel sulfur and selenium containing bis-α-amino acids from 4-hydroxyproline [PDF]

open access: yes, 2010
The synthesis of new substituted prolines carrying at C-4 a second α-amino acid residue is reported. The amino acid, l-cysteine or l-selenocysteine, is linked to the proline ring through the sulfur or the selenium atom, respectively.
CAPUTO, ROMUALDO   +4 more
core   +1 more source

Cement/Sulfur for Lithium–Sulfur Cells

open access: yesNanomaterials
Lithium–sulfur batteries represent a promising class of next-generation rechargeable energy storage technologies, primarily because of their high-capacity sulfur cathode, reversible battery chemistry, low toxicity, and cost-effectiveness. However, they lack a tailored cell material and configuration for enhancing their high electrochemical utilization ...
Tzu-Ming Hung   +3 more
openaire   +3 more sources

Supraparticles Composed of Graphitic Carbon Nitride Nanoparticles and Silica‐Supported Horseradish Peroxidase as Customizable Hybrid Catalysts for Photo‐Biocatalytic Cascade Reactions in Continuous Flow

open access: yesAdvanced Functional Materials, EarlyView.
Herein presented supraparticles combine the nanoparticulate photocatalyst graphitic carbon nitride with the enzyme horseradish peroxidase, which is immobilized on silica nanoparticles. In an optimized compatibility range, both catalysts operate effectively within the hybrid supraparticles and catalyze a cascade reaction consisting of the photocatalytic
Bettina Herbig   +11 more
wiley   +1 more source

Impacts of Sulfur on Glucosinolate Metabolism: From Arabidopsis to Wild Brassicales

open access: yesPlants
Glucosinolates (GSLs), sulfur-containing secondary metabolites produced by cruciferous plants, act as sulfur (S) stores, repel pests, and exhibit cancer-preventive properties in humans.
Villayat Ali   +3 more
doaj   +1 more source

Cytochromes and iron sulfur proteins in sulfur metabolism of phototrophic bacteria [PDF]

open access: yes
Dissimilatory sulfur metabolism in phototrophic sulfur bacteria provides the bacteria with electrons for photosynthetic electron transport chain and, with energy.
Fischer, U.
core   +1 more source

A new study of an old sink of sulfur in hot molecular cores: the sulfur residue [PDF]

open access: yes, 2015
Sulfur appears to be depleted by an order of magnitude or more from its elemental abundance in star-forming regions. In the last few years, numerous observations and experiments have been performed in order to to understand the reasons behind this ...
Kanuchova, Z.   +5 more
core   +2 more sources

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