How to Use tantalum in a Sentence

tantalum

noun

• The top electrodes of the bits are made from tantalum and gold (middle).
  — Pedram Khalili, IEEE Spectrum, 26 June 2015
• The blue really pops next to the tantalum case—a first for Moser—because of its dark, bluish-gray color.
  — Carol Besler, Robb Report, 22 Feb. 2023
• That’s because the Greek myth has lent its name to tantalum, a rare earth element crucial to the manufacture of phones and much more.
  — Daniel Seifert, JSTOR Daily, 5 Feb. 2025
• Sealing the spacecraft’s vault—its nerve center—is a plate forged from tantalum metal.
  — Nadia Drake, Scientific American, 14 Oct. 2024
• But what about the mines that produced the tantalum or palladium in your transistors?
  — WIRED, 24 Mar. 2023
• Moving oxygen ions out of the tantalum oxide leaves a small spot of tantalum metal.
  — David Szondy, New Atlas, 17 Dec. 2024
• The watch from Furlan Marri is a unique variation of its Disco Volante series that features a tantalum case, marking the first time the brand is using this metal.
  — Anthony Demarco, Forbes, 24 Feb. 2025
• The plate is made of tantalum metal and doubles as a protective lid to shield the spacecraft’s delicate electronics.
  — Shi En Kim, Smithsonian Magazine, 14 Mar. 2024
• There is also active mining in the region for diamonds and coltan, a metallic ore that yields the rare-earth element tantalum used in cellphones.
  — Kejal Vyas |, WSJ, 20 Nov. 2018
• The demand for rare-earth minerals such as cobalt, coltan, lithium, and tantalum is driving efforts to source and secure these resources wherever they can be found.
  — Michael Albertus, Foreign Affairs, 4 Mar. 2025
• Central Asia is rich in coveted minerals including uranium, lithium, and tantalum, and holds some of the largest gas reserves in the world.
  — Tim Ryan, Newsweek, 18 Dec. 2024
• The movement is coated with black and tantalum grey treatments, highlighting its cutting-edge design.
  — Cait Bazemore, Robb Report, 31 Jan. 2024
• The new code raises taxes on other metals such as copper, tantalum and gold and scraps a provision that protects license holders from complying with any changes to the mining code for 10 years.
  — Nicholas Bariyo, WSJ, 8 Mar. 2018
• Clipper is no exception: The electronics vault is capped by a dense tantalum metal plate etched with Limón’s bespoke poem, which connects the wonder of living on our watery planet with Europa’s own ocean.
  — science.org, 19 Sep. 2024
• Now Santos and co have done it for copper, tungsten and tantalum and further advances look eminently possible.
  — The Physics Arxiv Blog, Discover Magazine, 24 May 2024
• Congo produces some two-thirds of the world’s cobalt, a mineral used in the production of lithium-ion batteries that power laptops and electric cars, and coltan, copper, tantalum and tin, all used in modern electronics.
  — Nicholas Bariyo, WSJ, 2 Jan. 2019
• Congo produces some two-thirds of the world’s cobalt, a mineral key in the production of lithium-ion batteries that power laptops and electric cars, as well as coltan, copper, tantalum and tin, all used in modern electronics.
  — Gabriele Steinhauser, WSJ, 30 Dec. 2018
• Decorated on both sides and made of the rare metal tantalum, the triangular plate will seal the spacecraft’s sensitive electronics inside a vault to protect them from Jupiter’s harsh radiation.
  — Ashley Strickland, CNN, 12 Mar. 2024
• The 42 mm timepiece is encased in tantalum, a rare, blue-grey, corrosion-resistant metal named after Tantalus of Greek mythology.
  — Victoria Gomelsky, Robb Report, 23 July 2023
• The province is also close to the Ugandan and Rwandan borders, a major regional trade center for a range of commodities including mineral exports such as tin, tantalum and gold out of eastern Congo.
  — Nicholas Bariyo, WSJ, 14 Aug. 2018
• Cobalt is used to produce batteries that power cell phones and electric vehicles, while coltan is refined into tantalum, which has a variety of applications in phones and other devices.
  — Nimi Princewill, CNN, 12 Feb. 2025
• Of these metals, tantalum exhibits a particularly appealing dark and stealthy lustre and was something of a signature material for the brand.
  — Wei Koh, A-LIST, 3 Apr. 2018
• But some of the money will also be spent at Boston Metal’s facility in Brazil, which uses the same technology to produce specialty metals like tin, niobium, and tantalum.
  — Globe Staff, BostonGlobe.com, 6 Sep. 2023
• Finally, the new warhead also has 18 shallow metal ovals arranged in rows around the outside; Spleeters declined to comment on the specific metal inside, but warheads are typically made of very dense metals like tungsten or tantalum.
  — David Hambling, Popular Mechanics, 24 Feb. 2023
• Yes, things like that, or conflict minerals disclosure [which required companies to tell investors whether their products contained tantalum, tin, gold, or tungsten mined from the Democratic Republic of Congo].
  — Emily Stewart, Vox, 14 June 2018
• The action cuts to a pit mine where workers using hand tools extract coltan (columbite-tantalite), a mineral used to create the tantalum capacitors that power devices like our mobile phones, personal computers, and cameras.
  — Ruby Thélot, Artforum, 1 Oct. 2024
• Today’s solution is to deposit copper interconnects within trenches lined with 2-nanometer-thick walls of tantalum nitride.
  — IEEE Spectrum, 17 Feb. 2017
• Those different groups have competed to benefit from the trade of minerals essential to the global electronics supply chain that include coltan, tantalum, gold, copper and — perhaps most significantly — cobalt.
  — Mithil Aggarwal, NBC News, 2 Feb. 2025
• Lead is toxic; scandium is prohibitively expensive; tantalum is a conflict material in Central Africa and, Defay says, best avoided.
  — IEEE Spectrum, 29 Nov. 2023
• These materials include the rare earth metals graphite, niobium, platinum group metals, molybdenum, tantalum and titanium.
  — Sam Meredith, CNBC, 17 Jan. 2025