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Ann: Tivan plans for Fluorite mineral resource expansion, page-71

  1. Propunter2
    5,398 Posts.
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    10/04/24
    14:47
    Post #: 73278703
    Just came across a tweet that mentioned Calcium batteries which use a TMF as a cathode.
    So as always a bit of chat GPT.

    Fluoride Frameworks as Potential Calcium Battery Cathodes
    https://hotcopper.com.au/data/attachments/6092/6092525-f873698f35e871bc27bc4d1d32bfa561.jpg

    Sure, I'd be happy to explain Transition Metal Fluorides (TMFs) and their relevance to scientific investigations, particularly in the context of calcium batteries and perovskite TMFs as cathodes. Let's break this down into simpler concepts, focusing on the transition metals you've mentioned: Ti (Titanium), V (Vanadium), Cr (Chromium), Mn (Manganese), Fe (Iron), Co (Cobalt), and Ni (Nickel).

    What are Transition Metal Fluorides (TMFs)?

    Imagine you have a box of LEGO blocks. Each type of block can represent a different element from the periodic table. Now, if you take a transition metal (like any of the ones mentioned above) and combine it with fluorine (which is like a special type of block in our analogy), you get what's called a Transition Metal Fluoride (TMF). In chemistry, fluorine is known for being super reactive and loves to bond with other elements, including our transition metals.

    Why are TMFs interesting for Calcium Batteries and Perovskite Structures?

    Calcium Batteries: Calcium is another element that, when we talk about batteries, could potentially offer a lot of benefits, like being more abundant and cheaper than lithium (which is currently widely used in batteries). However, calcium is also a bit more challenging to work with. This is where TMFs come into play. Scientists are looking at TMFs as a way to make calcium batteries more efficient and practical. The idea is that these TMFs can help move calcium ions around in a battery, which is crucial for the battery to work properly.

    Perovskite TMFs as Cathodes: Perovskite is a type of crystal structure that's really good at conducting ions, making it super interesting for use in batteries. When you combine TMFs with this perovskite structure, you get materials that can potentially lead to batteries with higher capacities and longer life spans. This is because the perovskite structure, combined with the properties of TMFs, can help facilitate the movement of ions in a more efficient way.

    Breaking Down the Metals:

    Ti (Titanium): Known for its strength and resistance to corrosion. When used in TMFs, it can contribute to the stability of the battery's structure.

    V (Vanadium): Offers the ability to exist in multiple charge states, which is beneficial for storing and releasing energy in a battery.

    Cr (Chromium): Adds stability and can improve the battery's overall life span due to its resistance to degradation.

    Mn (Manganese): Provides cost-effectiveness and contributes to the battery's capacity to hold a charge.

    Fe (Iron): Abundant and cheap, iron can help reduce the cost of batteries while still maintaining good performance.

    Co (Cobalt): Improves the energy density of batteries, which means the battery can store more energy.

    Ni (Nickel): Also increases energy density and, when used in combination with other metals, can enhance the battery's overall performance.

    The Role of Fluorite/Fluorspar:

    Fluorite (also known as fluorspar) is a mineral that's a major source of fluorine. In the context of TMFs and batteries, fluorite can be used to produce the fluorine that's needed to create the TMFs. It's like the supplier of the special LEGO blocks (fluorine) that are necessary to build our TMFs.

    Conclusion:

    In the realm of scientific investigation, particularly for calcium batteries and perovskite TMFs as cathodes, the combination of these transition metals with fluorine (sourced from minerals like fluorite/fluorspar) offers a promising avenue for developing more efficient, cost-effective, and longer-lasting batteries. Each metal brings its own set of benefits to the table, contributing to the overall performance and efficiency of the battery.

    TVN Price at posting: 5.2¢ Sentiment: Buy Disclosure: Held
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