Word origin: The word technetium comes from the Greek technetos, artificial. Discovery: Technetium was the first element to be produced artificially. Element 43 was predicted on the basis of a gap ...

But when we look at the full gamut of elements in the periodic table, there's one missing that you might have expected to be there: the 43rd one, Technetium, a shiny, gray metal as dense as lead ...

Could there be a deposit of naturally-occurring technetium out there somewhere?? If the early periodic table had been a party, technetium would have been a particularly late arrival. However its ...

So far the thorium cubes have only been tested in controlled laboratory conditions, where they removed about 70 percent of the technetium in a sample. By optimizing the size, shape and charges of ...

Tackling supply shortages: As the supply chain for medical radioisotopes continues to struggle, researchers are developing new methods for producing technetium-99m, and exploring the potential of ...

Technetium-99m is the world's most commonly used medical radioisotope, but regularly suffers from supply chain shortages, threatening the ability of doctors to diagnose a raft of ailments.

As may be expected the chemistry of technetium often shows close similarity to that of rhenium, but differences have been found in their chlorides. The action of chlorine on rhenium metal gives ...