Rare Earth Elements (Metals)

The rare earth elements (REEs) or rare earth metals (REMs) are a group of metals found within the same ores and possessing similar chemical properties. Scientists and engineers disagree on exactly which element should be included in a list of the rare earths, but they generally include the fifteen lanthanide elements, plus scandium and …

Rare earth elements: Mendeleev's bane, modern …

1 Feb 2019. Vol 363, Issue 6426. pp. 489 - 493. DOI: 10.1126/science.aau7628. Abstract. The rare earths (REs) are a family of 17 elements that exhibit pronounced chemical similarities as a group, …

Rare Earth Elements: Reshaping the Global Supply Chain …

The growing demand for Rare Earth Elements (REEs) in various high-tech industries has led to a re-evaluation of global supply chains. This chapter explores the innovative concept of urban mining, a practice that seeks to recycle REEs from electronic waste and obsolete devices. By doing so, urban mining not only mitigates the challenges …

Effects of rare earth elements (REE) on terrestrial organisms: current …

Abstract Rare Earth Elements (REE) are becoming increasingly important economically and highly exploited, thus contributing to REE increases in ecosystems. The ecotoxicological effects of REE on the terrestrial environment are, however, not fully understood and information on the biological effects of REE is urgently required for …

Rare Earth Elements (REE) | U.S. Geological Survey

In this time of increased focus on renewable energy technologies, rare earth elements (REEs) are of critical importance. For example, neodymium (Nd) is a REE used in the generator and motor magnets of wind turbines and electric vehicles. Reliance on REE imports puts the U.S. at high risk for supply disruption.

Rare Earth Elements (REE): Why are they strategically important?

They are strategically very important due to their use of emerging and diverse technologies that cater to the needs of current society. Its usage ranges from daily use (e.g., lighter flints, glass polishing mediums, car alternators) to high-end technology (lasers, magnets, batteries, fiber-optic telecommunication cables).

Criticality of the Rare Earth Elements: Current and …

This Special Issue focuses on furthering our understanding of the criticality and potential sources of the rare earth elements, with a specific focus on secondary sources, including waste from mining and …

Effects of rare earth elements (REE) on terrestrial organisms: …

Article. Effects of rare earth elements (REE) on terrestrial organisms: current status and future directions. Mini-Review. Published: 01 April 2022. Volume 31, …

(PDF) Rare Earth Elements

Eleven rare earth elements such as Ce, Nd, La, Sc, Sm, Yb, Tm, Ho, Tb, Eu and Lu were determined. Results revealed that the total light REE (LREE) in Mos (168 ppm) is higher than in Mag (68.5 ppm).

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Current Issue. Past Issues. All Issues. 2005-2009 Volumes 1-5. 2005 Volume 1. 2006 Volume 2. 2007 Volume 3. ... Elements magazine will offer free access to one (or more) of our issues. ... but new studies define its role as an indicator of Earth's processes. With its plethora of chemical constituents and its wide stability range, from near ...

Rare earth mining may be key to our renewable energy …

Rare earths' journey from mine to magnet. Here are the steps that get rare earth elements out of the ground and into our hi-tech products. While the United States mines and concentrates rare ...

The Geology of Rare Earth Elements

The estimated average concentration of the rare earth elements in the Earth's crust, which ranges from around 150 to 220 parts per million (table 1), exceeds that of many other metals that are mined on an industrial scale, such as copper (55 parts per million) and zinc (70 parts per million).

How rare earth elements make modern technology possible

How rare earth elements' hidden properties make modern technology possible. These 17 metals fine-tune light and generate powerful magnetic fields. In August, China finished constructing a maglev ...

Dynamics in the Global Market for Rare Earths – Elements Magazine

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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 metals have become very critical to several modern technologies ranging from cell phones and televisions to LED light bulbs and wind turbines. ... Current HR-ICP-MS instruments …

Granitic Pegmatites – Elements Magazine

Current Issue. Past Issues. All Issues. 2005-2009 Volumes 1-5. 2005 Volume 1. 2006 Volume 2. 2007 Volume 3. 2008 Volume 4. 2009 Volume 5. 2010-2014 Volumes 6-10. 2010 Volume 6. ... Introduction to Rare Earth Elements Anton R. Chakhmouradian (University of Manitoba) and Frances Wall (University of Exeter)

The story of rare earth elements (REEs): Occurrences, global

Rare earth elements (REEs) including fifteen lanthanides, yttrium and scandium are found in more than 250 minerals, worldwide. REEs are used in various high-tech applications across various industries, such as electrical and electronics, automotive, renewable energy, medical and defence.

Rare earth elements from waste | Science Advances

Rare earth elements (REEs) are strategic resources in modern electronics, clean energy, and automotive industries ().Concentrated aqueous acid leaching of the REE minerals, followed by biphasic solvent extraction, has been the dominant scheme for REE mass production ().However, the resource- and pollution-intensive production has a …

Rare Earth Elements (REE): Origins, Dispersion, and …

This review aims to give an overview of the current knowledge on the occurrence of REE in the total environment, including relevant environmental ... Nd, Sm, and Eu) and heavy rare earth elements (HREE) including those with a higher mean atomic mass than 153 and a lower effective ion radius than 95 pm (Gd, Tb, Dy, Ho, Er, Tm, Yb, …

Rare Earth Elements – Elements Magazine

Hydrothermal Mobilisation of the Rare Earth Elements – a Tale of "Ceria" and "Yttria". Rare Earth Elements, Thematic Articles / Anthony E. Williams-Jones. This content is for …

Rare earth elements from waste | Science Advances

Science Advances. 9 Feb 2022. Vol 8, Issue 6. DOI: 10.1126/sciadv.abm3132. Abstract. Rare earth elements (REEs) are critical materials in electronics and clean technologies. …

Recovering rare earth elements from contaminated soils: …

Rare earth elements (REE) are essential for sustainable energies such as solar and wind power, with rising demand due to the ambitious goal for a circular …

How science could make recycling rare earth elements easier

Recycling rare earth elements is hard. Science is trying to make it easier. Recycling rare earth elements from existing high-tech products, like hard disk drives, might help meet demand for these ...

Rare Earth Elements: Minerals, Mines, Magnets (and More)

Current Issue. Past Issues. All Issues. 2005-2009 Volumes 1-5. 2005 Volume 1. 2006 Volume 2. 2007 Volume 3. 2008 Volume 4. 2009 Volume 5. 2010-2014 Volumes 6-10. …

Rare Earths Statistics and Information | U.S. Geological Survey

The rare earths are a relatively abundant group of 17 elements composed of scandium, yttrium, and the lanthanides. The elements range in crustal abundance from cerium, the 25th most abundant element of the 78 common elements in the Earth's crust at 60 parts per million, to thulium and lutetium, the least abundant rare-earth elements at about 0. ...

Elements Magazine | Geochemical Society

Elements Magazine is a bi-monthly (6 issues/yr) publication of the Geochemical Society and several associated societies.. Every issue explores a theme of broad and current interest in the mineral and geochemical sciences as well as regular features like a calendar of events, short course announcements, highlights of groundbreaking papers, awards, …

Rare Earth Elements Project | Science History Institute

Rare Earth Elements Project. The award-winning Rare Earth Elements Project explored the historical and contemporary challenges posed by the rare earth metals. These metals are central to electronics, green energy, medical technologies, and more. Chemists have long struggled to separate them efficiently, while often producing a lot of pollution.

Rare earth elements: Mendeleev's bane, modern marvels

The REs are a family of 17 metallic elements formed by the group III (Sc, Y) and the lanthanide series (La–Lu). The name "rare earth" is misleading and does not represent a geological scarcity ( Fig. 1B) ( 71 ). The origin of this description lies in the occurrence of REs as a mixture of elements in minerals, generally at low concentration.

2021 Volume 17 – Elements Magazine

Issues Published in 2021 -- Volume 17. February (v17n1) Shedding Light on the European Alps. April (v17n2) Speleothems. June (v17n3) Exploring Earth and Planetary Materials with Neutrons. August (v17n4) Geoscience Beyond the Solar System.

Element Case Studies: Rare Earth Elements | SpringerLink

1 Introduction. Rare earth elements (REEs), which include 15 lanthanides and yttrium and have similar chemical and geochemical properties, make up a special group of heavy metals in the research fields of environmental toxicology and plant nutrition. In recent decades, rapid industrialization and urbanization have spurred increased use of …

Global rare earth elements projects: New developments and …

Rare earth elements (REE) are key enablers for the ongoing energy and environmental transition as they are critical raw materials in many low-carbon technologies. In the past few years, many new REE projects have been developed worldwide to replenish the market, and thus are changing the supply chains. Meanwhile, comprehensive data …

About Elements – Elements Magazine

Elements is an international magazine of mineralogy, petrology, and geochemistry. Published bimonthly, every issue explores a theme of broad and current interest. Elements publishes invited peer-reviewed articles for each thematic collection of papers. Topics of interest can be proposed to the editors who will review every proposal submitted.

Molecular insights into rare earth element (REE)-mediated

The rare earth elements (REEs) refer to a group of 15 lanthanide elements, scandium, and yttrium (Silva et al. 2019).However, despite what their name suggests, they are not all rare; rather, they represent the 15th most abundant component of the earth's crust (Emmanuel et al. 2010b), with an average concentration of 150–200 parts per …

Rare earth elements

The rare earth elements (REE) are soft, silver-coloured metals that tarnish quickly in air and have high melting points. The REE range in abundance in the crust …

Rare Earth Elements: Minerals of the Future » Geology Science

Rare Earth Elements (REEs) have emerged as crucial components in modern technology, playing a pivotal role in various industries due to their unique properties. As their name suggests, REEs are not abundant in the Earth's crust, making them valuable and sought after for numerous applications. Understanding the geology and mining of REEs is …

Rare Earth Elements

Overview. The rare earth elements (REEs) are comprised of the lanthanide elements plus scandium and yttrium, which have similar physical properties and are often found in the same ores and deposits. Specifically, REEs include the light REEs (LREEs) such as lanthanum, cerium, praseodymium, neodymium, samarium, europium, and the heavy …

REE | Rare Earths Norway

38 years of experience in the minerals industry, in project, process, and product development, as well as in operative management functions. Holds a degree from Montanuniversität Leoben, Austria, and has been …