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Related papers: Ce(III) Ions in Hydroxyapatite: Nanoscale Environm…

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Starch based scaffolds are considered as promising biomaterials for bone tissue engineering. In this study, a highly porous starch/polyvinyl alcohol (PVA) based nanocomposite scaffold with a gradient pore structure was made by incorporating…

Applied Physics · Physics 2018-10-08 Fereshtehsadat Mirab , Mohammadjavad Eslamian , Reza Bagheri

Calcium oxalate crystals are the most common biominerals found in plants. They also make their presence known as painful kidney stones in humans and animals. Their function in plants is extraordinarily versatile and encompasses calcium…

Medical Physics · Physics 2020-02-17 Eva Weber , Davide Levy , Matanya Ben Sasson , Andy N. Fitch , Boaz Pokroy

Cerium oxide nanoparticles (CNPs) have recently gained increasing interest as redox enzyme-mimetics to scavenge the intracellular excess of reactive oxygen species, including hydrogen peroxide (H2O2). Despite the extensive exploration of…

Soft Condensed Matter · Physics 2023-09-26 Giusy Finocchiaro , Xiaohui Ju , Braham Mezghrani , Jean-François Berret

The present study aims to detect helium-3 in nickel-based metal nano-composites doped with zirconia, which exhibited anomalous heat generation when exposed to hydrogen gas at approximately 450{\deg}C. Two complementary analytical techniques…

The efficacy of the electrical conductivity relaxation (ECR) technique for investigating the oxygen transport properties of mixed conducting oxides has been evaluated. Fifteen mol% samarium doped ceria (SDC15), for which approximate values…

Materials Science · Physics 2014-01-06 Chirranjeevi Balaji Gopal , Sossina M. Haile

We report on the design, installation, and test of an experimental facility for the production of ultra-cold atomic isotopes and isomers of cesium. The setup covers a broad span of mass numbers and nuclear isomers, allowing one to directly…

We investigate the luminescence properties of 10 nm YAG nanoparticles doped with Ce ions at 0.2%, 4% and 13% that are designed as active probes for Scanning Near field Optical Microscopy. They are produced by a physical method without any…

Mesoscale and Nanoscale Physics · Physics 2013-05-30 Bruno Masenelli , Oriane Mollet , Olivier Boisron , Bruno Canut , Gilles Ledoux , Jean-Marie Bluet , Patrice Melinon , Serge Huant

We present a sensitive characterization method to image the microstructure of lithium deposits in lithium-ion battery components by Conduction Electron Paramagnetic Resonance Imaging (CEPRI). The versatility of the method is demonstrated…

Chemical Physics · Physics 2018-02-02 Arvid Niemöller , Peter Jakes , Rüdiger-A. Eichel , Josef Granwehr

Additive manufacturing (AM) techniques have gained interest in the tissue engineering field thanks to their versatility and unique possibilities of producing constructs with complex macroscopic geometries and defined patterns. Recently,…

Reactive oxygen species (ROS), which are expressed at high levels in many diseases, can be scavenged by cerium oxide nanoparticles (CeO2NPs). CeO2NPs can cause significant cytotoxicity when administered directly to cells, but this…

Cell Behavior · Quantitative Biology 2024-04-29 Ummay Mowshome Jahan , Brianna Blevins , Sergiy Minko , Vladimir Reukov

The incorporation of nanosilica in cementitious systems helps in accelerating the cement hydration process and early-stage formation of the main hydration product, that is, calcium silicate hydrate. Nanosilica reacts with the other key…

Applied Physics · Physics 2021-06-01 Shaumik Ray , Jyotirmayee Dash , Nirmala Devi , Saptarshi Sasmal , Bala Pesala

Erbium doped materials are of great interest in optical telecommunications due to the Er3+ intra-4f emission at 1.54 ?m. Erbium doped fibre amplifiers (EDFA) were developed in silica glass because of the low losses at this wavelength and…

Optics · Physics 2009-11-09 Wilfried Blanc , Bernard Dussardier , M. C. Paul

Biocompatibility is a critical factor in the application of nanomaterials in medical fields, as these materials must interact safely and effectively with biological systems to be viable for therapeutic and diagnostic use. This article…

Medical Physics · Physics 2025-08-01 Marvellous Eyube , Courage Enuesueke , Marvellous Alimikhena

This study investigates the synthesis and luminescence behavior of $\mathrm{Ce_{x}La_{0.95-x}Tb_{0.05}F_{3}}$ nanoparticles with varying $\mathrm{Ce^{3+}}$ content. The materials were prepared via a wet chemical route and thermally annealed…

The Numerical Advanced Model of Electron Cyclotron Resonance Ion Source (NAM-ECRIS) is applied for studies of the physical processes in the source. Solutions of separately operating electron and ion modules of NAM-ECRIS are matched in…

Plasma Physics · Physics 2020-08-26 V. Mironov , S. Bogomolov , A. Bondarchenko , A. Efremov , V. Loginov , D. Pugachev

An experimental approach based on design of experiments, process maps and the analysis of deposition first stages to improve the biocompatibility of High-Velocity Oxygen Fuel (HVOF) hydroxyapatite (HAp) coatings is here presented. A…

Cerium oxide nanoparticles have been shown to mimic oxidoreductase enzymes by catalyzing the decomposition of organic substrates and reactive oxygen species. This mimicry can be found in superoxide radicals and hydrogen peroxides, harmful…

Ultrafine (2-5 nm) particles of amorphous Ca-Mg co-doped ferrihydrite have been synthesized by surfactant mediated co-precipitation method. The evolution of the amorphous ferrihydrite by Ca-Mg co-doping is quite different from our earlier…

Materials Science · Physics 2015-03-02 Samar Layek , M. Mohapatra , S. Anand , H. C. Verma

Cerium-doped Lutetium-Yttrium Oxyorthosilicate (LYSO:Ce)is one of the most widely used Cerium-doped Lutetium based scintillation crystals. Initially developed for medical detectors it rapidly became attractive for High Energy Particle…

Assemblies of nanocrystals with complex morphologies have solicited great scientific interest. Controlling the formation of these self-assembled structures has proved difficult. Here we present a novel transformation reaction for…

Chemical Physics · Physics 2020-01-20 Anders C. S. Jensena , Anastasia Brif , Boaz Pokroy , Mogens Hingec , Henrik Birkedala