metals

Table of Contents TLDR China refines somewhere between 59% and 65% of the world’s germanium, depending on whether you’re counting mined output, refined metal, or export volume — the numbers... The post Germanium-Producing Countries: Who Controls the Supply appeared first on 33Science .

Scientists in Europe have developed a new type of iron-based metallic glass that could help electric motors waste less energy. The material can be shaped into complex components using 3D printing and does not rely on cobalt or rare earth elements. The breakthrough comes from the European AM2SoftMag project. Researchers at Saarland University in Germany […] The post New iron-based glass could make…

Copper has been knocked off the top of a stability ranking it had dominated for decades. Without altering the atoms directly bonded to the metal, a KAIST research team reversed the longstanding trend in which copper generally forms the most stable complexes by tuning only the weak hydrogen bonds in its surrounding environment. The findings could open new avenues for selective metal separation and…

When a piece of glass is compromised, the signs of strain can be unmistakable. But understanding that process of deformation before failure in metals is a different matter and a longstanding scientific question that Darren Pagan, the Norris B. McFarlane Faculty Career Development Professorship in the Department of Materials Science and Engineering, hopes to help answer through a Faculty Early Car…

The team is tasked with taking specimens from domestically found minerals that contain small quantities of heavy rare-earth metals and finding ways to extract dysprosium and terbium. These metals, in particular, are indispensable for making some of the strongest permanent magnets used in defense applications.

Imagine you have a 1 meter rod of aluminum, hanging vertically. You determine the amount of cooling required to decrease its length by 10 parts per million (10 micro-strain). You then bring it back to room temperature. You hang weights from it and determine the amount of weight required to increase its length by 10 parts per million. Now, you apply the temperature and weight together and see the …

Continuum Powders, a metal powder producer for additive manufacturing (AM), and Mastrex, which builds laser powder bed fusion (LPBF) systems, have partnered to test, tune processing parameters, and validate Continuum’s powders on Mastrex’s MX series machines. The goal of this partnership is to shorten the path from choosing a powder to running it reliably on…

America Makes has selected General Atomics Aeronautical Systems, Inc. (GA-ASI) to lead a $5.5 million program developing material allowables for a scandium-aluminum alloy across three classes of laser powder bed fusion (LPBF) 3D printers. Funded by the Office of the Under Secretary of War’s Manufacturing Technology Office (OSD ManTech), the program is called Generation Of…

A tiny square mold filled with billions of microscopic holes could give scientists a powerful new way to understand metals—and potentially help engineers develop stronger materials for aircraft, turbines and other demanding technologies. Researchers at Yale University have developed a technique that can examine the microscopic structure of metals across relatively large areas while maintaining [……

Internationally licensed maintenance, production and development organization Lufthansa Technik has replaced a damage-prone polymer latch on Airbus A330, A340, and A380 roller shutter assemblies with a redesigned titanium version, produced through metal 3D printing by Belgian additive manufacturing company Materialise. The new Ti-6Al-4V latch is manufactured under EN 9100 certification and is now…

Saudi Arabian Mining Company (Maaden) (Riyadh, Saudi Arabia) and Saudi Aramco (Dhahran, Saudi Arabia) have announced the signing of a shareholders’ agreement to form a joint venture (JV) to unlock new opportunities in mineral exploration and hard-rock mining in the Kingdom of Saudi Arabia. Combining the strengths of two leaders in their respective fields, the […] The post Maaden and Aramco form J…

Aluminum scraps left over from factories and old products could be given a valuable second life as an extremely lightweight material used in cars, buildings and machinery. Researchers at Fraunhofer IWU in Germany are developing new ways to make aluminum foam using recycled aluminum instead of relying mainly on newly manufactured aluminum powder. Their work […] The post Scientists Turn Aluminum Sc…

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