Updated: 2011-12-31 10:54:26
Dear All
Can you please let me have a clear understanding of the wave phase velocity/group velocity and if phase velocity can exceeds group velocity or vice versa?
Thank you
Updated: 2011-12-31 08:04:06
Howdy,
My understanding of QM is mostly mathematical (I have a basic understanding of the Hamiltonian of something like the particle in the box, and the rest of what I know is from Quantum...
Updated: 2011-12-29 16:48:22
Home Stock Intel News Press Media Events RMB Apps Store Archives Team Free Daily : Updates Thursday , December 29, 2011 China rare earths move unlikely to buoy prices December 29, 2011 Source : Financial Times China’s revamping of its controversial export quota system for rare earths is unlikely to stem the nearly six-month slide in prices of the crucial elements , but could cause shortages of critical heavy” rare earths , say analysts and industry . executives The new quota system , announced this week by the Ministry of Commerce , keeps overall quotas for 2012 in line with the previous two years but segments them between companies based on their environmental compliance as well as further distinguishing between light” and heavy” rare . earths China produces almost all of the world’s rare
Updated: 2011-12-29 15:20:35
Home Stock Intel News Press Media Events RMB Apps Store Archives Team Free Daily : Updates Thursday , December 29, 2011 Molycorp stock price falls as JPMorgan cuts target on rare-earth quotas December 29, 2011 Source : Denver Post Molycorp , owner of the largest rare-earth deposit outside China , dropped the most in three months after JPMorgan Chase lowered its earnings estimate and price target because Chinese export quotas won't fall next . year Greenwood Village-based Molycorp's stock fell 14 percent to 24.04 in New York , the biggest decline since Sept . 20. The Chinese government said Tuesday it will keep 2012 export quotas virtually . unchanged That , coupled with planned increases in production by Molycorp and Australia's Lynas Corp . will put additional downward pressure on
Updated: 2011-12-29 14:32:13
Home Stock Intel News Press Media Events RMB Apps Store Archives Team Free Daily : Updates Thursday , December 29, 2011 Great Western Minerals Group CEO Scheduled to Address Rare Earth Issues on BNN December 29, 2011 Source : Marketwire Great Western Minerals Group Ltd . GWMG or the Company TSX VENTURE:GWG OTCQX:GWMGF is pleased to announce that GWMG's President and Chief Executive Officer , Jim Engdahl , is scheduled to appear on the Business News Network BNN Commodities Show at 11:30 a.m . EST today , Thursday , December 29, 2011. The scheduled topics for the BNN interview include the impact of the rare earth export quotas recently announced by the Government of China as well as a corporate update on . GWMG Great Western Minerals Group Ltd . is an integrated Rare Earths processor . Its
