Lanthanide: meaning, definitions and examples

Etymology

• The term 'lanthanide' comes from 'lanthanum', the first element in the series, which means 'to be hidden' in Greek, symbolizing these elements were not discovered until later.
• Lanthanides were first isolated in the early 1800s and gained attention for their unique properties.
• The sequence of elements is often referred to as a 'f-block' in the periodic table, which distinguishes them from other elements.

Science

• These elements include elements from lanthanum (La) to lutetium (Lu), numbers 57 to 71 on the periodic table.
• Lanthanides typically exhibit similar chemical properties, making them crucial in materials science for creating alloys.
• They are also known for their high magnetic susceptibility, which is useful in making powerful magnets found in technologies like electric cars.

Technology

• Lanthanides are critical in the production of phosphors, which are substances that emit light and are commonly used in LED lights and screens.
• Rare earth elements, including lanthanides, play a key role in the manufacturing of batteries for electric vehicles.
• The elements are also used in catalysts that help enhance fuel efficiency in automobiles.

Cultural Impact

• The use of lanthanides has significantly advanced modern electronics, often referred to as 'rare earth' materials in media discussions.
• Some of the most powerful magnets in the world, made from lanthanides, have impacted various industries, from healthcare to transportation.
• The discovery and use of these elements have sparked interest in sustainable practices and recycling efforts of technology.

Environmental Concerns

• Mining these elements can lead to environmental damage, often requiring careful management to minimize ecological harm.
• As demand for technology increases, the sustainability of lanthanide sources has come into focus, driving research into recycling these materials.
• The geopolitical significance of lanthanide supplies has grown, leading to discussions about renewable resources and supply chain security.

At rank #29,126, this word represents specialized academic or technical vocabulary. It's less frequently encountered but may be valuable in specific contexts.

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• 29123 cicatrix
• 29124 undulation
• 29125 dwelled
• 29126 lanthanide
• 29127 typographic
• 29128 swindling
• 29129 velar
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