The rational design and construction of noble metal-free electrocatalysts featuring high efficiency and low cost are important for the hydrogen evolution reaction (HER). A significant development in ...

Black stool caused by bismuth also does not appear “tarry” or has the characteristic odor of melena. You’re taking iron supplements Another completely benign cause of black stool is the taking of iron ...

Believe it or not, there are many gravel options you can use in your yard and garden. Here are some of the most popular types ...

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Cobalt and copper interconnects with identical barrier and CMP processes were formed on ultra-low k (ULK) dielectric films at the 7nm node. Divot-free Co and Cu interconnects are demonstrated using ...

Until now, the selective (hetero)aryl C–H alkylation without the assistance of directing groups or preinstallation of functionalities still remains a highly challenging goal. Herein, by developing ...

After a folktale-like prologue that recounts the history of the fictional African nation of Wakanda, BLACK PANTHER opens with a flashback to 1992, when a younger T'Chaka (Atandwa Kani) makes a ...

Electra Battery Materials Corp., Toronto, says it has launched an early works program at its cobalt refinery north of the city that encompasses targeted site-level activities designed to prepare for ...