Water-soluble rare earth energy storage
Refluxing synthesis, photoluminescence and binding ability to deoxyribonucleic acid of water-soluble rare earth …
Water-soluble rare earth ion (Ce3+, Tb3+)-doped LaF3 nanoparticles with the ability to bind to deoxyribonucleic acid (DNA) were prepared by the refluxing method in a glycerol/water mixture and characterized by X-ray diffraction (XRD), transmission electron microscopy (TEM), photoluminescence (PL) sp …
Luminescent Rare Earth Complexes as Chemosensors and Bioimaging Probes
The second part describes the application of emissive rare earth complexes into bioimaging in vitro by fluorescence microscopy, time-resolved fluorescence microscopy and multiphoton microscopy. The third part concerns the development of upconversion luminescence nanophosphors in bioimaging in vitro and in vivo.
Anhydrous interfacial polymerization of sub-1 Å sieving polyamide …
The design of highly permeable polyamide (PA) membrane capable of precise ionic sieving remains challenging. Here, the authors report an anhydrous interfacial polymerization on the solid-liquid ...
Recycling NdFeB Magnets and Rare Earth Fluorescent Materials …
Rare earth is one of the key mineral resources, containing 17 metallic elements including 15 lanthanides (element numbers 57–71), scandium (element number 21) and yttrium (element number 39). 1 It is an important raw material for manufacturing electronic equipment and has been widely used in cathode ray tubes, printed circuit …
Solubility of Rare Earth Salts in Sulphate-Phosphate Solutions of Hydrometallurgical Relevance
The solubility of rare earth (RE) salts in aqueous solutions depends on many factors including the type of cations and anions in solution, their concentrations, temperature and the type of solid precipitated. Experiments were conducted using anhydrous La 2 (SO 4) 3 and Ce 2 (SO 4) 3 ·8H 2 O as solids and lanthanum(III) …
Biochemistry, Water Soluble Vitamins
Biochemistry, Water Soluble Vitamins - StatPearls
Solution to Energy Storage May Be Beneath Your Feet
Pumped storage hydropower is one common method, albeit one that requires reservoirs at different elevations and is limited by geography. Another approach …
Synergistic effect of water solubility sulfhydryl compound and rare-earth …
Synergistic effect of water solubility sulfhydryl compound and rare-earth ions on the microstructure, composition, and corrosion resistance of brass Author links open overlay panel Kangwei Gongsun a, Xiang Gao b, Kanglu Feng a, Juan Qiu a, Chunchao Chen a, Changming Bu a, Houyi Ma a
Smart Self-Assembled Nanosystem Based on Water-Soluble Pillararene and Rare-Earth-Doped Upconversion Nanoparticles for pH-Responsive Drug ...
Exploring novel drug delivery systems with good stability and new structure to integrate pillararene and upconversion nanoparticles (UCNPs) into one system continues to be an important challenge. Herein, we report a novel preparation of a supramolecular upconversion nanosystem via the host-guest com …
Rare earth element mobility in and around carbonatites controlled …
Carbonatites and associated rocks are the main source of rare earth elements (REEs), metals essential to ... After hardening, each capsule was sectioned in two halves using kerosene as a lubricant to avoid loss of water-soluble phases, and the two halves ...
A Novel Electrochemical Process for Recovery of Rare Earth …
A novel low-temperature electrochemical method for rare earth elements (REEs) recovery from spent permanent magnets was investigated at bench scale. First, …
A green and efficient technology to recover rare earth ...
Heavy rare earth elements are critical for modern technological applications, including renewable energy technologies, but their extraction can have …
Discovery of Rapid and Reversible Water Insertion in Rare Earth ...
Thermal energy storage based on chemical reactions is a prospective technology for the reduction of fossil-fuel consumption by storing and using waste heat. …
Recent advances and perspectives of CeO2-based catalysts: Electronic properties and applications for energy storage …
CeO 2, a widely studied rare Earth oxide, has gained promising applications in photocatalysis and electrocatalytic energy storage and conversion (Montini et al., 2016). Cerium is the most abundant of the rare Earth elements accounting for around 0.0046 wt% of the Earth''s crust.
Rare Earth Metal Fluorides in Water and Aqueous Systems
Article Rare Earth Metal Fluorides in Water and Aqueous Systems was published on July 1, 2014 in the journal Chemistry International (volume 36, issue 4). T. Mioduski, C. Gumiński, and D. ZengJ. Phys. Chem. Ref. Data 43, 013105 (2014)IUPAC-NIST Solubility Data Series, Volume 100 ...
A green and efficient technology to recover rare earth elements …
A green and efficient technology to recover rare earth ...
Energy efficient process for recovery of rare earths from spent NdFeB magnet by chlorination roasting and water leaching …
It is well known that with NH 4 Cl, chlorination of rare earths takes place at much lower temperature, and rare earth chlorides are easily soluble in water (Meyer et al., 1985). Therefore, chlorination roasting of NdFeB magnet and subsequent leaching has been investigated in the present paper.
Rare earth elements: A review of applications, occurrence, …
Depending on mineralogy, the extraction step often involves roasting of the REE ore at 400–500 °C in concentrated sulphuric acid to remove fluoride and CO 2, and …
Water-soluble rare earth elements in atmospheric deposition at Shihua Cave…
Water-soluble rare earth elements in atmospheric deposition at Shihua Cave, Beijing, north China Author links open overlay panel Xiaotao Peng a, Yuefeng Liu a, Shuhua Liu a, Ke Cheng a, Lijun Tian b, Qiong Chen a, Houyun Zhou a …
Solubilities of heavy rare earth sulfates in water (gadolinium to …
Solubilities of rare earth element (REE) sulfates are critical in hydrometallurgical process development for REE extraction, but measurements are notably lacking for heavy REE sulfates. Therefore, solubilities of heavy REE sulfates are measured for binary REE 2 (SO 4) 3 –H 2 O systems from 25 to 95 C for gadolinium through lutetium.
Surface chemistry of rare-earth oxide surfaces at ambient conditions: reactions with water and hydrocarbons …
Rare-earth (RE) oxide surfaces are of significant importance for catalysis and were recently reported to possess intrinsic hydrophobicity. The surface chemistry of these oxides in the low ...
Rare Earth Hydrides and Hydrogen Storage Alloys | SpringerLink
Except inert gases, nearly all elements can react with hydrogen to produce hydrides. According to the structure and binding force, hydrides can be divided into the following four types: (1) Salt-like hydrides Hydrogen, specifically H −, can react with alkali metals and alkaline earth metals. ...
Water-soluble rare earth elements (REEs) recovered from …
The proposed in situ recovery would offer a truck-free mine, using solar energy and water recycling technologies to recover REEs from a waste source, reducing environmental …
Environmental impacts of rare earth production | MRS Bulletin
Rare earth elements (REEs) are important raw materials for green technologies. However, REE mining and production uses techniques that are often not environmentally sustainable. Life cycle assessment (LCA) is a well-recognized method for evaluating the environmental impacts of products and technologies. This article provides …
Optical anti-counterfeiting and information storage based on rare-earth …
Rare-earth-doped materials with abundant electronic energy levels are capable of emitting bright multicolor radiation and are therefore considered irreplaceable candidates for optical anti-counterfeiting and optical information storage. This review summarizes recent ...
Carbonate complexation enhances hydrothermal transport of rare …
In-situ X-ray measurements reveal that the formation of rare earth-carbonate complexes in high-temperature alkaline fluids may facilitate their hydrothermal …
Hydrogen solubility in rare earth based hydrogen storage alloys
1. IntroductionNi–H batteries provide the basis for a new class of secondary batteries with large energy capacity. The LaNi 5 hydrogen storage alloys (in most cases mish-metals are used instead of pure La because of the economical reason), have recently made a significant impact on the battery industry, largely due to their high hydrogen …
Water-soluble rare earth elements (REEs) recovered from …
The global energy transition from fossil fuels to renewable sources poses substantial challenges to increase metal production, including industry-critical rare earth elements …
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