Rare Earth Extraction: Not Uncommon, Know How
- A novel extraction method, developed by Franco-American chemist Marie Perrin, has earned her recognition as one of the European Patent office's (EPO) "young inventors of the year." The...
- graduate born in Houston, Texas, to French parents, studied in Toulouse, Paris, Boston, and Zurich.
- Her technology aims to address the global race for rare earth elements and strategic metals, a market dominated by China, which controls over 70% of the supply.
New Extraction Method Could Revolutionize Rare Earth Element Recovery
A novel extraction method, developed by Franco-American chemist Marie Perrin, has earned her recognition as one of the European Patent office’s (EPO) “young inventors of the year.” The award, announced Tuesday, acknowledges Perrin’s innovative approach to separating rare earth elements.
The Inventor and Her Innovation
Perrin, a 28-year-old chemistry Ph.D. graduate born in Houston, Texas, to French parents, studied in Toulouse, Paris, Boston, and Zurich. She is now launching a startup, “Reecover,” to industrialize her research.
Her technology aims to address the global race for rare earth elements and strategic metals, a market dominated by China, which controls over 70% of the supply. Perrin’s method is touted as “faster, cleaner, and more durable” than existing techniques, particularly for recovering Europium, one of the 17 officially listed rare earth elements, according to the EPO, based in Munich.
Europium’s Importance
Europium, known for its luminescent properties, is a key component in LED screens and even Euro banknotes.
Perrin told AFP that extracting Europium from natural sources is incredibly resource-intensive. “To obtain a ton of Europium in the wild, it would be necessary to mine tons and tons of minerals,” she stated.
Addressing Toxic Waste
The Harvard International Review reports that customary rare earth extraction and treatment can generate up to 2,000 tons of toxic waste for every ton of rare earth element extracted.
Perrin’s solution focuses on extracting Europium from waste materials, such as low-consumption fluorescent lamps and neon tubes, where it exists in concentrations “up to twenty times higher than those contained in natural ores.”
“At the beginning of my thesis in 2019, I sometimes broke lamps to try to recover Europium,” Perrin told AFP, highlighting the early stages of her research.
The Extraction Process
Her innovative method selectively recovers Europium through the interaction between powders from broken lamps, which contain rare earth elements, and small bio-inspired molecules containing sulfur in solution. ”After a few hours, we observe the formation of a solid, which is quantified” as Europium. “This process works very well,” she explained.
A More Efficient Approach
Perrin explained that previous methods primarily focused on extracting rare earth elements through their interactions with oxygen. Her process separates molecules “in a single step,” reducing chemical waste, pollution, and energy consumption associated with recycling.
Startup Formation
To establish Reecover, Perrin partnered with a friend from her preparatory chemistry studies, who now specializes in finance, and her former thesis supervisor at the Federal Polytechnic School of Zurich (ETH), Victor Mougel. She defended her thesis in November 2024.
Awareness is Key
Perrin views the increasing attention on rare earth elements and strategic metals as “good news.”
“I find it very well that people realize the impact of digital on the planet,” she said.
The “Rare” Misnomer
While rare earth elements are not uncommon, being present throughout the Earth’s crust, “they are difficult to isolate,” Perrin explained. “It took chemists a hundred years just to separate, isolate them, and characterize them correctly.This is why they were named rare.”
Award Recognition
Marie Perrin is among the 10 young researchers named as winners of the EPO Prize, selected from 450 applicants worldwide. The top three winners will be announced on June 18 in Reykjavik, Iceland.
Marie Perrin’s Revolutionary Rare Earth element Extraction: Your questions Answered
Q: Who is Marie Perrin, and why is she making headlines?
A: Marie Perrin is a 28-year-old Franco-American chemist and Ph.D. graduate. She’s been recognized as one of the European Patent Office’s (EPO) “young inventors of the year” for developing a novel and innovative method for extracting rare earth elements.
Q: What exactly is this new extraction method?
A: Perrin’s method focuses on a “faster, cleaner, and more durable” approach to extracting rare earth elements. Her technology specifically targets Europium,one of the 17 officially listed rare earth elements. The process involves extracting Europium from waste materials like low-consumption fluorescent lamps and neon tubes using bio-inspired molecules containing sulfur in solution.
Q: what are rare earth elements, and why are they important?
A: While often called “rare,” these elements are present throughout the Earth’s crust, but challenging to isolate. This difficulty is why they were named “rare”. elements like Europium are critical components in many modern technologies.
Q: Why is extracting Europium specifically critically important?
A: Europium’s luminescent properties make it a key ingredient in LED screens and even euro banknotes.
Q: What makes perrin’s extraction method so notable?
A: Perrin’s method offers a more enduring approach compared to customary techniques. Existing methods can reportedly generate up to 2,000 tons of toxic waste for every ton of rare earth element extracted. Perrin’s method separates molecules “in a single step,” reducing chemical waste, pollution, and energy consumption associated with recycling.
Q: How does Perrin’s method work, in simple terms?
A: The innovative method selectively recovers Europium through the interaction between powders from broken lamps (containing rare earth elements) and small bio-inspired molecules containing sulfur in solution. After a few hours, a solid form of Europium is formed.
Q: Where did Marie Perrin study, and what is she doing now?
A: Perrin studied in Toulouse, Paris, boston, and Zurich. She is now launching a startup called “Reecover” to industrialize her research.
Q: What are the environmental concerns surrounding current rare earth element extraction methods?
A: Traditional extraction and treatment methods can generate substantial amounts of toxic waste. According to the Harvard International Review, up to 2,000 tons of toxic waste are generated for every ton of rare earth element extracted.
Q: What does Marie Perrin think about the current focus on rare earth elements?
A: Perrin views the increasing attention on rare earth elements and strategic metals as “good news,” highlighting the importance of acknowledging the impact of digital technologies on the planet.
Q: How does Marie Perrin’s method address the waste problem?
A: Her method focuses on extracting Europium from waste materials like fluorescent lamps, where concentrations are significantly higher than in natural ores.
Q: What is the context of the EPO Prize, and when will the winners be announced?
A: Marie Perrin is among the 10 young researchers named as winners of the EPO Prize, selected from 450 applicants worldwide. The top three winners will be announced on June 18 in Reykjavik, Iceland.