ZrO2 addition in soda-lime aluminoborosilicate glasses containing rare
@article{Quintas2017ZrO2AI, title={ZrO2 addition in soda-lime aluminoborosilicate glasses containing rare earths: Impact on rare earths environment and crystallization}, author={Arnaud Quintas and Daniel Caurant and Odile Maj{'e}rus and Pascal Loiseau and Thibault and Charpentier and Jean Luc Dussossoy}, …
Global Environmental Health Impacts of Rare Earth …
Global Environmental Health Impacts of Rare Earth Metals: Insights for Research and Policy Making in Africa.
Mapping the Impact and Conflicts of Rare-Earth Elements
John Feffer. Originally in Foreign Policy In Focus. Rare-earth elements (REEs) are a group of 17 chemical elements considered critical for digitalization and for the energy transition. While called "rare", they are not in fact rare in the Earth's crust and can be found in many places. REEs have unique magnetic, optical and electronic ...
Environmental impacts of scandium oxide production from rare earths …
It is found the potential environmental impact of preparing 1 kg of scandium oxide from rare earths tailings of the Bayan Obo mine is far lower than that from raw ores (Table 2). The reason is that in the process from raw ores to rare earths tailings, a large amount of energy and various materials are consumed, and a lot of harmful gases are ...
Effects of rare earth elements on inclusions and impact toughness of
Charpy impact test was performed to study the impact toughness of the test bearing steels with different RE contents after heat treatment. Sheet samples with size of 65 × 65 × 14 mm perpendicular and parallel to the axis of forged square rods first underwent isothermal spheroidizing with upper temperature of 790 °C for 4 h and lower temperature …
How science could make recycling rare earth …
In 2021, the world mined 280,000 metric tons of rare earths — roughly 32 times as much as was mined in the mid-1950s. And demand is only going to increase. By 2040, experts estimate, we'll need...
Journal of Rare Earths
The Impact IF 2022 of Journal of Rare Earths is 5.49, which is computed in 2023 as per its definition. Journal of Rare Earths IF is increased by a factor of 1.37 and approximate percentage change is 33.25% when compared to preceding year 2021, which shows a rising trend.
Recycling of rare earths: a critical review
The rare earths or rare-earth elements (REEs) are a group of 17 chemically similar metallic elements (15 lanthanides, plus scandium and yttrium). They are becoming increasingly important in the transition to a green, low-carbon economy. This is due to their essential role in permanent magnets, lamp phosphors, rechargeable NiMH batteries, …
Rare Earth Elements Supply Chain
What are Rare Earths? The 17 REEs are chemical elements with atomic numbers 57 through 71 (the lanthanides), plus scandium and yttrium. ... According to the company, the Round Top project is likely to produce nearly $400 million in economic impact, plus another $200 million from magnet production. Once up and running, USA Rare Earth expects its ...
A green and efficient technology to recover rare …
35 Citations. 71 Altmetric. Metrics. Abstract. Heavy rare earth elements (HREEs) such as Gd–Lu, Sc and Y are irreplaceable metals for a number of critical …
How science could make recycling rare earth …
In 2021, the world mined 280,000 metric tons of rare earths — roughly 32 times as much as was mined in the mid-1950s. And demand is only going to increase. By 2040, experts estimate, we'll ...
Life Cycle Assessment studies of rare earths production
Rare earths include the chemical elements of the third subgroup of the periodic table (with the exception of actinium) and the lanthanides, a total of 17 elements. ... The impact category EP marine is significantly affected by NH 4 + emissions, while the increase in other impact categories is due to the production of (NH 4) 2 SO 4 ...
Are rare earths used in solar panels? – pv magazine …
The extraction of rare earths has a significant toxicological impact on the environment, depending on the nature of the reserves. ... rare earths such as neodymium and dysprosium are mainly used ...
Rare earth elements: A review of applications
Rare earth elements (REE) include the lanthanide series elements (La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, and Lu) plus Sc and Y. Currently these …
The Energy Transition Will Need More Rare Earth Elements.
Mountain Pass mine in California is the only active rare earth mining and processing facility in the U.S. Photo: Tmy350 To limit the global temperature increase to 1.5 degrees C or close to it, all countries must decarbonize—cut fossil fuel use, transition to zero-carbon renewable energy sources, and electrify as many sectors as possible. It will …
Rare earth mining may be key to our renewable …
Between the jagged peaks of California's Clark range and the Nevada border sits a broad, flat, shimmering valley known as the Ivanpah Dry Lake. Some 8,000 years ago, the valley held water year-round. Today, like many such playas in the Mojave Desert, the lake is ephemeral, winking into … See more
The Guardian view on rare earths: mining them can't cost …
A US ia-class submarine requires about four tonnes of rare earth materials. China has been willing to use key minerals as a political weapon. After tensions between Beijing and Tokyo boiled ...
Journal of Rare Earths
Scope/Description: The Journal of Rare Earths reports studies on the 17 rare earth elements. It is a unique English-language learned journal that publishes works on various aspects of basic theory and applied science in the field of rare earths (RE). The journal accepts original high-quality papers with inventive content, and complete ...
Could Africa replace China as the world's source of rare
Gentrification's impact on school demographics: A study of 3 California cities ... In 2021, global demand for rare earths reached 125,000 metric tons. By 2030, it is forecast to reach 315,000 tons.
Life Cycle Impact of Rare Earth Elements
The diverse properties of rare earth elements have seen broad and growing applications in clean energy technologies, hybrid vehicles, pollution control, optics, refrigeration, and so on. This study presents a “cradle-to-gate” life cycle assessment of the energy use, resource depletion, and global warming potential …
Rare earths: A review of the landscape | MRS Energy …
Rare-earth elements (REEs) have become important over the last century as their electrochemical, magnetic, alloy strengthening, and luminescent characteristics are at the core of manufactured modern …
Journal of Rare Earths | Vol 41, Issue 2, Pages 167-330 …
Read the latest articles of Journal of Rare Earths at ScienceDirect, Elsevier's leading platform of peer-reviewed scholarly literature ... Register Sign in. Journal of Rare Earths. Supports open access. 7.8 CiteScore. 4.9 Impact Factor. Articles & Issues. About. Publish. Menu. Articles & Issues. Latest issue; All issues; Articles in press ...
Wyoming Rare Earth Discovery Could Shake Up Global …
A new rare earths find in Wyoming could significantly impact the global rare earth market by lessening the United States' reliance on China for vital minerals. Several businesses, including ...
Journal of Rare Earths | Vol 39, Issue 1, Pages 1-112 (January …
Qinglin Li, Xiaodong Ma, Binqiang Li, Jiqiang Ma, ... Jianjun Liu. Pages 105-112. View PDF. Article preview. Previous vol/issue. Read the latest articles of Journal of Rare Earths at ScienceDirect, Elsevier's leading platform of peer-reviewed scholarly literature.
Global environmental cost of using rare earth …
This article provides the first global analysis of environmental impact of using rare earth elements in green energy technologies. The analysis was performed applying …
A review of environmental aspect of rare earth element …
New research initiatives and resource exploration on rare earths were investigated. • The environmental impact of rare earth element extraction was reviewed. • Regulatory approaches for radioactivity issues and waste disposal were addressed. • Separation processes for thorium, uranium and rare earth elements were reviewed.
The race to produce rare earth materials | MIT …
Business. The race to produce rare earth elements. China has dominated the market for rare earth elements, but US scientists and companies are scrambling to catch …
Mapping the Impacts and Conflicts of Rare-Earth …
Mapping the Impacts and Conflicts of Rare-Earth Elements. A new map and report explore the challenges for a green and digital transition. By Mariana Walter, …
Rare earths: A review of the landscape | MRS …
In the four year period 2012–2015, 72% of rare earth compounds were imported from China. Estonia, France, and Japan represented between 5 and 7% of the imports each during that time …
Rare Earth Elements: A Resource Constraint of the Energy Transition
What impact this might have on price is open to debate and will be further explored throughout this digest. Over the last decade, for example, despite increasing demand, prices have remained relatively stable because of cheap Chinese production (Bloomberg 2021). ... Journal of Rare Earths 35, no. 10. Accessed April 6, 2021, …
