How can a temperature of 100 pK be measured?
Updated: 2012-02-29 20:03:41
I´ve read that a temperature of 100 pK has been reached by scientists. But how can they measure such a low temperature? And achieve that level of accuracy?
FET amplifier input impedance
Updated: 2012-02-29 19:56:05Hello all, In one of our labs we determined the input impedance of a FET amplifier circuit via a potentiometer. We were told it was due to "maximum power transfer theorem" (something we have not...Spin commutators, [Sz^n, Sy]
Updated: 2012-02-29 19:48:30*1. The problem statement, all variables and given/known data* The entire problem is quite in depth. But what I am having trouble with is just a small part of it, and it boils down to finding the...Avalon CEO Video Update Q1 2012
Updated: 2012-02-29 19:02:00Home Stock Intel News Press Media RMB Apps REE Gallery Store Archives Team Calendar Free Daily : Updates Wednesday , February 29, 2012 Avalon CEO Video Update Q1 2012 Posted by Asher Berube at 02:02:00 PM in Avalon Rare Metals . Inc Press RareMetal TV Reblog Digg This Save to Delicious Comments Avalon CEO Video Update Q1 2012 View the entire comment . thread Recent Comments Email Address Password REE World Login Forgot Change Password Featured Sponsor RareMetal Sponsors RMB Affiliates Publisher RareMetalBlog Contact Disclaimer TV Audio Web Toolbar by WibiyaWestern Australia Introduces 2.5% Royalty on Rare Earth Mining
Updated: 2012-02-29 15:29:13Home Stock Intel News Press Media RMB Apps REE Gallery Store Archives Team Calendar Free Daily : Updates Wednesday , February 29, 2012 Western Australia Introduces 2.5 Royalty on Rare Earth Mining February 29, 2012 Source : Bloomberg Western Australia will impose a 2.5 percent royalty on rare earth production as part of changes to the state’s mining . regulations The royalty was included in its Feb . 24 amendment to the 1978 mining act , according to a statement on the West Australian government website Lynas Corp . which produces rare earths from its Mount Weld mine in the state , may be liable for about A$17 million 18 million a year in royalty payments as a result of the regulation , the Australian Financial Review reported today . Lynas wasn’t immediately available to comment ,Namibia Rare Earths Hopes to Cash in on Rare Earth Mineral Market
Updated: 2012-02-28 19:02:56Home Stock Intel News Press Media RMB Apps REE Gallery Store Archives Team Calendar Free Daily : Updates Tuesday , February 28, 2012 Namibia Rare Earths Hopes to Cash in on Rare Earth Mineral Market February 28, 2012 Source : Chronicle Herald Business A mineral exploration company based in Bedford is hoping events in far-off China will make its resource glitter even more . brightly Namibia Rare Earths Inc . is searching in northern Namibia for what is arguably the hottest commodity in the world : rare earth minerals . These 17 elements are used to manufacture some of mankind’s most sought-after electronics , appliances , green technologies , weapons and medical . devices Recent word that China , which controls 97 per cent of the world’s rare earth supply , is maintaining its chokehold on