Title: Bad news for semiconductors Post by: NE4AM on July 08, 2008, 12:50:04 PM http://www.idtechex.com/products/en/articles/00000591.asp
http://www.science.org.au/nova/newscientist/027ns_005.htm Evidently the world will run out of gallium in 5 years, indium and halfnium in 10, tantalum and zinc soon thereafter. Bad news for LEDs and RF semiconductors. 73 - NM0S Title: Re: Bad news for semiconductors Post by: KB2WIG on July 08, 2008, 12:54:06 PM The US , in the past, would stockpile 'strategic' materials. Other than the oil reserve, I think we got rid of all the other 'stuff...
\klc Title: Re: Bad news for semiconductors Post by: Bill, KD0HG on July 08, 2008, 01:46:03 PM http://www.idtechex.com/products/en/articles/00000591.asp http://www.science.org.au/nova/newscientist/027ns_005.htm Evidently the world will run out of gallium in 5 years, indium and halfnium in 10, tantalum and zinc soon thereafter. Bad news for LEDs and RF semiconductors. 73 - NM0S I really have to question that article's presumptions. Russia has large platinum reserves, the cited South Africa is not the only source. Running out of silver? Silver is a by-product of copper mining here in Arizona and in Chile... Title: Re: Bad news for semiconductors Post by: k4kyv on July 09, 2008, 01:45:41 AM And I think zinc is plentiful all over the world.
Title: Re: Bad news for semiconductors Post by: Jim, W5JO on July 09, 2008, 12:20:54 PM And I think zinc is plentiful all over the world. A lot of it in NE Oklahoma but the mines have been closed and the site designated a superfund site. The fed is buying all the property in Pitcher, OK and moving people out as fast as they can. Title: Re: Bad news for semiconductors Post by: W1RKW on July 09, 2008, 04:17:01 PM recycle. AMfone - Dedicated to Amplitude Modulation on the Amateur Radio Bands
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