Results 31 to 40 of about 236,174 (293)

Properties of the coating deposited with the diffusion of Mo&O2 oxidized powder using the APS process / Свойства покрытия, нанесенного диффузионнымоксиднымпорошком Mo&O2методом APS / Svojstva prevlake deponovane difuziono oksidiranim prahom Mo&O2 primenom APS procesa

open access: yesVojnotehnički Glasnik, 2017
Powder Mo&O2 has an important role in the production of coatings with increased resistance to slide in conditions without the use of lubricants. Mo&O2 coatings have the low coefficient of friction and good abrasion characteristics in mechanical ...
Mihailo R. Mrdak
doaj   +1 more source

Powders Based on Ca2P2O7-CaCO3-H2O System as Model Objects for the Development of Bioceramics

open access: yesCeramics, 2022
Nanoscale powders of hydrated Ca2P2O7, CaCO3, and a product of mixed-anionic composition containing P2O74− and CO32− anions were synthesized from aqueous solutions of Ca(CH3COO)2, pyrophosphoric acid (H4P2O7), and/or (NH4)2CO3.
Kristina Peranidze   +5 more
doaj   +1 more source

"BAKING POWDER." [PDF]

open access: yesJAMA: The Journal of the American Medical Association, 1884
n ...
openaire   +3 more sources

Preparation of SiC coated graphite composite powders by nitriding combustion synthesis

open access: yesJournal of Advanced Ceramics, 2023
Ceramic-coated graphite powders are considered as effective raw materials to fabricate three-dimensional continuous ceramic skeleton-reinforced graphite matrix composites which can overcome their inherent poor densification and improve their mechanical ...
Biao Zhang   +6 more
doaj   +1 more source

Characterization of Cold-Spray Coatings on Fiber-Reinforced Polymers through Nanoindentation Tests

open access: yesMetals, 2021
Polymer matrix composites are finding never-ending widespread uses in the last decades; one recent tendency is to metallize their surface to further widen their field of application.
Alessia Serena Perna   +4 more
doaj   +1 more source

Luminescence properties of Eu3+ activated Y2MoO6 powders calcined at different temperatures [PDF]

open access: yesProcessing and Application of Ceramics, 2020
In the last decade, an immense progress has been made in white LEDs, mainly due to the development of red-emitting phosphors. In this paper, we report on the synthesis of Eu3+ activated Y2MoO6 by a self-initiated and self-sustained method.
Nadežda Stanković   +6 more
doaj   +1 more source

Beta-glucan content and antioxidant activities of mushroom-derived food supplements [PDF]

open access: yesJournal of the Serbian Chemical Society, 2020
Due to the presence of numerous bioactive compounds, including polysaccharides and polyphenols, mushroom-based food supplements are claimed to have many beneficial health effects.
Zrnić-Ćirić Milica   +4 more
doaj   +1 more source

Morphology–Coordination Coupling of Fe–TCPP and g-C3N4 Nanotubes for Enhanced ROS Generation and Visible-Light Photocatalysis

open access: yesNanomaterials
Fe–porphyrin/g-C3N4 composites have emerged as promising visible-light photocatalysts, but their performance remains limited by inefficient charge separation and low reactive oxygen species (ROS) yield.
Nannan Zheng   +4 more
doaj   +1 more source

The effect of precursor composition and sintering additives on the formation of ß-sialon from Al, Si and Al2O3 powders [PDF]

open access: yes, 2011
A study was performed to investigate the effect of increasing the Al or Al2O3 precursor content, above the stoichiometric amount, on the formation of β-sialon by pressureless sintering of Al, Si and Al2O3 powders in flowing nitrogen gas.
Ewing, Helen, Yang, S.
core   +4 more sources

Fabrication of WO3 Quantum Dots with Different Emitting Colors and Their Utilization in Luminescent Woods

open access: yesNanomaterials
With a rising interest in smart windows and optical displays, the utilization of metal oxides (MOs) has garnered significant attention owing to their high active sites, flexibility, and tunable electronic and optical properties. Despite these advantages,
Kwang Hyun Park   +2 more
doaj   +1 more source

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