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What Is Coltan?

What Is Coltan?

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Jan 06, 2006 · Tantalum capacitors are used in almost all cell phones, laptops, pagers and many other electronics. The recent technology boom caused the price of coltan .

Many Companies Struggle to Comply with Conflict Mineral ...

Many Companies Struggle to Comply with Conflict Mineral ...

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Sep 25, 2020 · For example, tungsten is used in the manufacture of automobiles and is the main element in light bulb filaments, while tantalum is used to enable energy storage in cell phones and other electronic devices. Meanwhile, the mining sector is a significant .

Niobium and tantalum

Niobium and tantalum

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In addition, increased global demand for cars, cell phones, computers, superconducting magnets, and other hightech devices will likely spur increased demand for both niobium and tantalum. The estimated global reserves and resources of niobium and tantalum are large and appear more than sufficient to meet global demand for the foreseeable ...

Global Market Study on Tantalum Capacitors: Demand for Wet ...

Global Market Study on Tantalum Capacitors: Demand for Wet ...

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How are tantalum capacitor sales faring? Because of the advances in technology the tantalum capacitors are used in a wide variety of circuits, electronic gadgets, automotive industry, cell phones and others, most often in the form of Surface Mounted Devices (SMD). Who are the leading providers of tantalum capacitors?

Cellphones — Design LifeCycle

Cellphones — Design LifeCycle

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Mar 13, 2013 · Cell phones also require cell phone towers that are built from a whole other set of raw materials for construction such as steel, plastic, and copper wires. So other than looking at the physical pieces in the phone, it is important to notice that many other raw materials enter the process of making a phone.

Tantalum

Tantalum

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Tantalum is relatively rare: it's the fiftieth commonest element in the earth's crust. There are only 40 miligrams of the stuff in a cell phone, but with there currently being about two phones for every three people on Earth, that's still a lot of tantalum.

How a Handful of Countries Control the Earth's Most ...

How a Handful of Countries Control the Earth's Most ...

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Nov 01, 2010 · China: The world's No. 1 metals consumer holds more than half of the known global reserves of 9 of the 14 most critical raw materials. Thank it for your buzzing cell phone.

What Are the Dangers of Tantalum? | Our Everyday Life

What Are the Dangers of Tantalum? | Our Everyday Life

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Jun 13, 2017 · Life without cell phones and computers is unimaginable for most people. Your electronic devices (edevices) are invaluable, but you may wonder if they are safe. You see coolcolored plastic on the outside, but may wonder what's going on inside the device. Tantalum is used to make capacitors, which store electrical energy.

SmdTantalumCapacitors

SmdTantalumCapacitors

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Tantalum capacitors, in a surface mount package, play a very important role in many of today's consumer electronics. They are used in cell phones and computers, which has allowed these devices to improve in performance and reducing their size. This is a direct result of the advantages when using this material as a dielectric for capacitors.

Importance of Machining Tantalum | Engineers Edge ...

Importance of Machining Tantalum | Engineers Edge ...

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Jun 24, 2016 · 1. Tantalum is found in cell phones, DVD players, laptops, hard drives etc. 2. It is important home or industrial electronic equipment. 3. Tantalum is also used to create acoustic wave filters 4. It is used as powder and wire for capacitors. 5. It is a corrosion resistant material. 6. Used in mobiles and televisions to improve sound quality. 7.

Tantalum: Conflict Element

Tantalum: Conflict Element

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Aug 03, 2010 · Tantalum is dense, heatresistant, and noncorrosive, and it holds a charge well—qualities that make it vital for cell phones. (Its cousin on the periodic table, niobium, also works, though not ...

Avalon Advanced Materials: Tantalum

Avalon Advanced Materials: Tantalum

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Tantalum's ability to store electricity in small capacitors has allowed the miniaturization of aviation electronics, miniaturization of computers to desktop and laptops, and the miniaturization of all hand held electronic devices such as cell phones and radios. Specialized Uses: Tantalum carbides are significantly harder than tungsten ...

ColtanMining and Processing, Technology, Production ...

ColtanMining and Processing, Technology, Production ...

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Tantalum capacitors are used in almost all cell phones, laptops, pagers and many other electronics. The recent technology boom caused the price of coltan to skyrocket to as much as 400 a kilogram at one point, as companies such as Nokia and Sony struggled to meet demand.

Minerals of Modern Technology | Technology, Minerals and ...

Minerals of Modern Technology | Technology, Minerals and ...

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But tantalum easily releases its heat, allowing the circuitry in cell phones and electronics to function smoothly. It's also highly ductile, allowing for easy welding. As a component, it can be found in circuits in mobile telephones, laptop computers, airbag protection systems, video game consoles, video cameras and digital cameras.

Avalon Advanced Materials: Tantalum

Avalon Advanced Materials: Tantalum

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Tantalum's ability to store electricity in small capacitors has allowed the miniaturization of aviation electronics, miniaturization of computers to desktop and laptops, and the miniaturization of all hand held electronic devices such as cell phones and radios. Specialized Uses: Tantalum carbides are significantly harder than tungsten ...

Tantalum Capacitor | Direct Components Inc.

Tantalum Capacitor | Direct Components Inc.

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They are popularly used for power supply filtering on cell phones and computer motherboards because of their long term stability and small size, usually in the surfacemount form. What's more, you can find tantalum capacitors in military specifiions versions, which provide a wider operating temperature range and tighter tolerances.

Tantalum Scrap Recycling

Tantalum Scrap Recycling

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Jun 12, 2015 · At that time, just over 35% of the world production was recycled from secondary sources. Tantalum is considered a critical mineral in terms of security of supply and economic importance. Increased consumer demand for these materials used in cell phones and computers, for example, will continue to lead for higher needs of tantalum.

How Many Precious Metals are Found in Electronic Devices ...

How Many Precious Metals are Found in Electronic Devices ...

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Jun 23, 2015 · The EPA gives some numbers on the staggering amount of precious metals we have in our electronics: "One metric ton of circuit boards can contain 40 to 800 times the amount of gold and 30 to 40 times the amount of copper mined from one metric ton of ore in the US." The EPA also lists that cell phones alone contain gold, silver, platinum, palladium, copper, tin and zinc.

Recycling Cell Phones Can Save Animals | Potter Park Zoo

Recycling Cell Phones Can Save Animals | Potter Park Zoo

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Jul 16, 2017 · Cell phones contain capacitors made from tantalum. Tantalum is extracted from an ore called coltan. Coltan is found in the Democratic Republic of Congo where 80 percent of it is mined to be used in cell phones. Mining is causing the deaths of many animals because of deforestation and poaching for food. There are thousands of species of animals ...

Niobium and tantalum

Niobium and tantalum

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In addition, increased global demand for cars, cell phones, computers, superconducting magnets, and other hightech devices will likely spur increased demand for both niobium and tantalum. The estimated global reserves and resources of niobium and tantalum are large and appear more than sufficient to meet global demand for the foreseeable ...

From Mine to Mobile Phone: The Conflict Minerals Supply ...

From Mine to Mobile Phone: The Conflict Minerals Supply ...

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Nov 10, 2009 · These mineral ores, as well as gold, are key elements of electronics products including cell phones and personal computers, and also are the principal source of revenue for armed groups and military units that prey on civilians in eastern Congo. ... For tantalum, four companies make up the overwhelming majority of the chemical processing market ...

Where to Donate Phones to Help Animals

Where to Donate Phones to Help Animals

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Oct 16, 2019 · Others may sell their old devices while a few of them end up being donated for recycling. If the parts of old cell phones are recycled it means their tantalum capacitors can be used again. This is important since the extraction of tantalum from the ore known as coltan is mainly carried out in the Democratic Republic of Congo.

Tantalum Capacitor | Direct Components Inc.

Tantalum Capacitor | Direct Components Inc.

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They are popularly used for power supply filtering on cell phones and computer motherboards because of their long term stability and small size, usually in the surfacemount form. What's more, you can find tantalum capacitors in military specifiions versions, which provide a wider operating temperature range and tighter tolerances.

Conflict Minerals 101: Tin, Tungsten, Tantalum, and Gold

Conflict Minerals 101: Tin, Tungsten, Tantalum, and Gold

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Sep 26, 2014 · Tantalum Tungsten Gold; Often used to coat other metals to prevent their corrosion and to create alloys. Stores electricity and is used in alloys for its strength. Commonly used in tools, cell phones, and hightemperature situations, also used in alloys for its strength. Malleable, not highly corrosive, and highly conducive to electricity and heat.