Recent Comments
- derekp on London speed limits make front page news
- David on Boeing’s Dreamliner – grounded by US units of measurement?
- b on Carry on muddling
- Ezra Steinberg on Carry on muddling
- jackthesmilingblack on Isolationist or Imperialist?
-
Subscribe comments via RSS
Meta
Categories
Tag Archives: Big K
New breakthrough for the kilogram
In this article about new scientific developments to redefine the kilogram and remove its link to a physical object, Ronnie Cohen writes about recent reports about a new scientific breakthrough in getting the most accurate estimate of Avogadro’s constant to … Continue reading
Posted in Consumer affairs, General, History, Science, Technical
Tagged atoms, Avogadro, Avogadro's, Big K, breakthrough, calibrate, calibration, compare, comparison, constant, copies, copy, crystals, cylinder, identical, iridium, kilogram, Le Grande K, Le Grande Kilo, mass, microgram, micrograms, mole, molecules, number, object, physical, platinum, precise, precision, research, Sevres, silicon, sphere, substance, weight
9 Comments