Element with the atomic number of 73.
1
Sure, with enough time and money, engineers could probably construct tantalum-free phones.
2
The oxide of tantalum dissolves in the bead, but gives no colour.
3
Global Advanced Metals supplies tantalum used in iPods and BlackBerry smart phones.
4
Oddly, tantalum and niobium proved so noxious because coltan was so democratic.
5
After gold, tantalum is the next most sought after mineral in Ethiopia.
6
Anyway, ditching tantalum would do Congo more long-term harm than good.
7
There's a good chance you have tantalum or niobium in your pocket right now.
8
There is no tantalum on Mars except a little scattered through tons of rock.
9
The residue may consist of unremoved silica, and oxides of tantalum, niobium, and, perhaps, chromium.
10
Coltan is an ore that contains tantalum, used in technology such as mobile phones and laptops.
11
That bunch just drops in occasionally to scavenge for tantalum".
12
The U.S. Geological Survey estimates that Congo produced 39% of the world's tantalum last year.
13
Later (1905) came the metalized carbon filament and finally the employment of tantalum or tungsten.
14
When the light is turned on and the little tantalum filament glows, it is ready for business.
15
The Company also offers resistors, tantalum capacitors.
16
The powder is a byproduct from tantalum and niobium mining by Estonian company Silmet, which contains uranium.