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This study investigates the time and frequency return and volatility spillover relationship between rare earth markets and oil, clean energy, gold, base metal, green bond, ESG, and agricultural markets by adopting the spillover indices introduced by Diebold and Yilmaz (2014) and Baruník and Křehlík (2018)..
A certain content of Yb 2 O 3 can restrain the formation of BaSi 2 O 5 and SiO 2 phases. The addition of rare earth can optimize the microstructure. • With 0.5 mol% Yb 3+, the dielectric energy storage density got the largest value of 3.5 J/cm 3. Ba x Sr 1-x TiO 3-based barium boroaluminosilicate (BST-BBAS) glass-ceramics added with La 2 O
The dynamic correlation coefficients between rare earth market and new energy market remain around 0.8 for the all period, which is consistent with rare earths usage in new energy applications. This result is in accordance with Baldi et al. (2014) .
This study reports light energy harvesting characteristics of bismuth ferrite (BiFeO 3) and BiFO 3 doped with rare-earth metals such as neodymium (Nd), praseodymium (Pr), and gadolinium (Gd) dye
Comprehensive Summary. Rare earth (RE) ions, with abundant 4f energy level and unique electronic arrangement, are considered as substitutes for Pb 2+ in perovskite nanocrystals (PNCs), allowing for partial or complete replacement of lead and minimizing environmental impact.
Engineering rare earth oxide-based catalysts with well-defined nanostructures is not only
Finally, the COVID-19 pandemic has exerted a significant impact on the intricate relationship between rare earth prices, clean energy, and the markets of tech companies (Li et al., 2023). The outbreak has caused disruptions in global supply chains, resulting in shortages of crucial raw materials utilized in high-tech manufacturing,
Rare earth elements are core components of clean energy technologies such as wind turbines and electric vehicles. Relationship between REEs and the energy transition related on demand and supply of these critical minerals. We investigate the challenges regarding current and future supply of REEs for low-carbon technologies.
The research advances of typical oxides in rare earth compounds in the field of
This work demonstrates the Ca(OH) 2 by rare-earth elements doping as a high-performance thermochemical energy storage material for solar thermal energy conversion and storage applications. The rare-earth-ion-dopped Ca(OH) 2 exhibit extremely low decomposition energy barrier, low onset temperature, fast dehydration
This study examines, for the first time in the energy issues literature, the long-run relationship between rare earth prices and the consumption of energy from renewables. The study applies standard time series econometric methodologies and monthly data in relevance to regional and income classification groups of countries, spanning the
Abstract. Hydrogen energy has become one of the most ideal energy sources due to zero pollution, but the difficulty of storage and transportation greatly limits the development of hydrogen energy. In this paper, the metal hydrogen storage materials are summarized, including metal alloys and metal-organic framework.
The ongoing global energy transition has highlighted the instrumental
Improving the catalytic activity of various electrocatalysts is of significant importance for the efficient conversion between electricity and chemical energy for sustainable developments. Lately, modification of transition metal–based electrocatalysts with foreign elements is growing rapidly, and rare earth (RE) elements are of particular
A DFT investigation of mechanical and electronic properties for ten rare-earth hydrides has been performed. • Elastic and mechanical properties for some dihydrides are studied. • The paper explores results connected with a new approach based on data mining. • LaH 2, CeH 2, NdH 2 and PrH 2 are very promising compounds for possible
The results show that all ceramics exhibit typical relaxor ferroelectric
This review presents current research on electrode material incorporated with rare earth elements in advanced energy storage systems such as Li/Na ion battery, Li-sulfur battery, supercapacitor, rechargeable
The effect of rare-earth elements, La, Sm, Dy, Ho and Er, on the microstructure in BaTiO 3 (BT)–MgO–rare-earth oxide based system was studied. Larger amount of MgO was required to suppress the grain growth for the larger ionic radius rare-earth ion (La, Sm)-doped samples than for the smaller ion (Dy, Ho, Er)-doped samples.
The energy transition from fossil fuel energy to low-carbon energy is mineral intensive. •. Rare earth elements are core components of clean energy technologies such as wind turbines and electric vehicles. •. Relationship between REEs and the energy transition related on demand and supply of these critical minerals.
The low-carbon transition of the energy system plays a crucial role in
Ferroelectric glass–ceramic materials have been widely used as dielectric materials for energy storage capacitors because of their ultrafast discharge speed, excellent high temperature stability, stable frequency, and environmental friendliness. Electrical equipment and electronic devices with high power den
The mineral economics of rare-earth elements (REEs) are a crucial factor in the development of new REE mineral exploration and mining projects as well as being defining factors in the security of supply and the determination of the criticality (vulnerability to supply restriction for a variety of factors that can cause supply–demand imbalances) of
The study explores a synergistic link between rare earths and renewable energy use • Effects of this synergy on Multidimensional Economic Complexity are investigated • This synergy positively contributes to Technology, Trade, and Research complexities • 2 •
The synergism developing between the rare earth ions and semiconductor metal oxides improves its optical functionality and thus enhances its performance in different application [4]. Electrochemical water splitting with ZrO 2 electro-catalyst signifies energy production via oxygen evolution reaction (OER) and hydrogen evolution reaction (HER)
The rare earths are of a group of 17 chemical elements, several of which are critical for
This study investigates the time and frequency return and volatility spillover relationship between rare earth markets and oil, clean energy, gold, base metal, green bond, ESG, and agricultural markets by adopting the spillover indices introduced by Diebold and Yilmaz (2014) and Baruník and Křehlík (2018)..
The rapid development leads to changes in the environment, including increasing pollution and changes in the landscape. The aim of the research was to analyse the content of rare earth elements (REEs) and yttrium (Y) in soil and Taraxacum officinale in various representative cities for Europe (in term of size and population), as well as to
It is worth mentioning that in relation the dispersion term is always positive, χ dia is temperature independent and negative and const 1 is positive, and hence the Verdet constant is positive (the opposite sign to χ dia) relation (), const 2 is positive, χ para is positive and in order to keep V para negative (the opposite sign to χ para) the
The difference in energy between Sn 3d 5/2 and Sn 3d 3/2 is 8.5 eV, confirming Sn''s 4+ energy states [38]. The O1s peaks are found at 530.5 eV, 531.2 eV, and 533.6 eV, corresponding to oxygen atoms in the Sn-O-Sn lattice in rutile SnO 2 structure and adsorbed O X− ions (O − and O 2− ions) in oxygen-deficient areas in SnO 2 produced by
This study involves the relationship among three different levels, including environmental, financial, and energy resource dimensions. Consistent with previous studies [[58], [59], [60]], we use the average monthly temperature of U.S. obtained from the Climate Change Knowledge Portal to measure climate warming 1 (TEMP).(TEMP).
In Eq. (1-1), M(s), Cl 2 (g) and MCl 3 (s) represent solid metal M (M = Y, La, Ce, Pr, Nd and U), chlorine gas and solid MCl 3.H calc (MCl 3) and E calc (MCl 3) in Eq.(1-2) indicate enthalpy and internal energy of MCl 3 (s) formation obtained by DFT calculations. H calc (MCl 3) was obtained by adding E calc (MCl 3), which is energy
Energy transfer between rare earths in layered rare-earth hydroxides (LRHs) is worth
Rare Earths (REs) are referred to as ''industrial vitamins'' and play an indispensable role in a variety of domains. This article reviews the applications of REs in traditional metallurgy, biomedicine, magnetism, luminescence, catalysis, and energy storage, where it is surprising to discover the infinite poten
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