Sentences with phrase «chalcogenides such»

These include tungsten, niobium, zirconium, titanium and tantalum and they form layers with sulfur and other chalcogenides such as selenium and tellurium.

«These include metal chalcogenides such as the mineral pentlandite, which is just as efficient as platinum and is also significantly more stable towards catalyst poisons such as sulphur,» explains Ulf - Peter Apfel.

Not exact matches

These join slightly more mature — yet still unproven — universal memories such as magnetoresistive RAM (MRAM), which uses magnetic polarization to store information permanently on a device's microprocessor, and «phase change» memory, which stores data in a glassy substance called chalcogenide as it is heated and its atoms are rearranged.

The group was the first to show that monolayers of two different types of metal chalcogenides — binary compounds of sulfur, selenium or tellurium with a more electropositive element or radical — having such different lattice constants can be grown together to form a perfectly aligned stacking bilayer.