Results 61 to 70 of about 148,342 (333)

Improved Recrystallization Resistance of Al–Cu–Li–Zr Alloy through Ce Addition

open access: yesMetals, 2018
The effects of the addition of 0.29 wt % Ce on the recrystallization behavior of an Al⁻Cu⁻Li⁻0.13Zr (wt %) alloy during isothermal annealing were investigated.
Xinxiang Yu   +6 more
doaj   +1 more source

Assessment of Tolerance to Lanthanum and Cerium in Helianthus Annuus Plant: Effect on Growth, Mineral Nutrition, and Secondary Metabolism

open access: yesPlants, 2022
Rare earth elements (REEs) present a group of nonessential metals for the growth and development of plants. At high concentrations, they can induce internal stress and disturb the physiological and biochemical mechanisms in plants.
Nesrine Dridi   +6 more
doaj   +1 more source

Drug‐Free Thrombolysis Mediated by Physically Activated Micro/Nanoparticles

open access: yesAdvanced Functional Materials, EarlyView.
Overview of particle‐mediated thrombolytic effects (thermal, mechanical, and chemical) and their activating physical stimuli (light, ultrasound, and magnetic field) in drug‐free thrombolysis. ABSTRACT Thrombus‐associated disorders rank among the world's leading causes of death, with ischemic heart disease and stroke as the main contributors.
Pierre Sarfati   +2 more
wiley   +1 more source

Investigation of Cerium-Lithium Sealing Treatment of Cobalt-based Conversion Coatings Formed on Aluminum Alloys

open access: yesMedžiagotyra, 2018
A study was conducted to examine methods of adjusting cerium-lithium sealing process parameters in order to improve the corrosion protection capabilities of a cobalt-based chemical conversion film.
Shubai LI   +5 more
doaj   +1 more source

Evolution and Formation of Non-Metallic Inclusions during Electroslag Remelting of Ce-Bearing 15Cr-22Ni-1Nb Austenitic Heat-Resistant Steel

open access: yesMetals, 2022
The evolution of inclusions in austenitic heat-resistant steel with different Ce content during protective argon gas atmosphere electroslag remelting (ESR) was studied. All oxide inclusions in the Ce-free consumable electrode are MgO·Al2O3.
Zhongwei Wang   +4 more
doaj   +1 more source

Molecular Templating Enables Precise CeNiC2/Ni Heterostructures for Efficient Alkaline Hydrogen Oxidation

open access: yesAdvanced Functional Materials, EarlyView.
A series of Bi‐TMCs‐based heterostructures (CeNiC2/Ni‐x%) have been precisely constructed through a “molecular‐template”‐assisted strategy, which exhibits remarkable alkaline HOR performance derived from the strong synergy between Ni and CeNiC2 components.
Xi Yin   +7 more
wiley   +1 more source

Search for double beta decay of $^{136}$Ce and $^{138}$Ce with HPGe gamma detector

open access: yes, 2014
Search for double $\beta$ decay of $^{136}$Ce and $^{138}$Ce was realized with 732 g of deeply purified cerium oxide sample measured over 1900 h with the help of an ultra-low background HPGe $\gamma$ detector with a volume of 465 cm$^3$ at the STELLA ...
Belli, P.   +11 more
core   +1 more source

Cerium Oxide Nanoparticles: A Brief Review of Their Synthesis Methods and Biomedical Applications

open access: yesAntioxidants, 2018
Cerium oxide nanoparticles (CeNPs) exhibit antioxidant properties both in vitro and in vivo. This is due to the self-regeneration of their surface, which is based on redox-cycling between 3+ and 4+ states for cerium, in response to their immediate ...
A. Dhall, W. Self
semanticscholar   +1 more source

Electro‐Chemo‐Mechanical Coupling in Hf0.5Zr0.5O2 Ferroionic Heterostructures

open access: yesAdvanced Functional Materials, EarlyView.
Schematic of a ferroionic HZO heterostructure where epitaxial interfaces enable dynamic oxygen‐vacancy exchange, coupling ionic and ferroelectric degrees of freedom. Vacancy‐mediated polarization modulation biases HZO polymorphism, suppresses leakage, and enhances piezoelectric response, yielding distinct butterfly‐loop evolution and diode‐like ...
Achilles Bergne   +17 more
wiley   +1 more source

Non-BCS temperature dependence of energy gap in thin film electron-doped cuprates [PDF]

open access: yes, 2016
We investigate the dependence of the energy gap ($G$) on the temperature ($T$) for the electron-doped high-temperature superconductors. The following compounds, in the form of the thin films, have been taken into consideration: $\rm La_{2-x}Ce_xCuO_{4}$ (
Durajski, A. P., Szczesniak, R.
core   +2 more sources

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