紧接上一期,MMTA北美社区Tom Butcher在本期的Crucible中就俄罗斯的战略金属铍,镓和锂的情况作出分析
August 2017
-
-
Sticking to a 2°C global temperature rise (compared to pre-industrial levels) is not looking likely. The Paris Agreement on Climate Change has come into force, and the USA has announced…
-
Biomimicry: an innovative approach to design, systems and structures that is inspired by nature. By focussing on time-tested biological structures, we can often – but, as you will see, not…
-
The Crucible: Summer 2017
LETTER FROM NORTH AMERICA: With some Observations on “Strategic” Mineral Resources in Russia – Part 2 ?
by MMTA August 6, 2017Dear Members From being “quite pleasant” last month, the weather is now really quite unpleasant. For all those of you who may not know much about New York’s meteorological conditions…
-
In the following piece, doctors Josh Hulman and Helen Wanstall talk about their time at Ronald Ross General Hospital, the main hospital in Mufulira, so named after the clinician who…
-
The history of gallium nitride tells of a low-efficiency, impure, problematic compound. A relatively modern material, gallium was discovered in 1875 and instantly slotted into a gap in Mendeleev’s periodic…
-
The Crucible: Summer 2017
Resolving the dendrite problem for lithium battery storage ?
by MMTA August 6, 2017Rice University scientists have created a rechargeable lithium metal battery with three times the capacity of commercial lithium-ion batteries by resolving something that has long stumped researchers: the dendrite problem.… -
A novel molybdenum-coated catalyst that can efficiently split water in an acidic electrolytes has been developed by researchers at KAUST. This could help with efficient production of hydrogen. When burned,…
-
Heat is one of the worst enemies of electronics. It can disrupt functionality and cause electronic components to age more quickly, or even destroy them. Now Fraunhofer researchers have developed…
-
13 months on from the historic vote to leave the European Union, the plan for the Great British exit is somewhat unclear. The second round of negotiations began in mid-July…
-
The Crucible: Summer 2017
Germanium extracted from ore by injecting organic molecules and shaking milling jars
by MMTA August 6, 2017McGill University, Montreal, announces that a team of chemists has developed a way to process metals with organic molecules, instead of chlorine and hydrochloric acid, to help purify germanium. The…