(at very low temperatures)
51Mini E — Manufacturer BMW Production 2009 Assembly Oxford, England …
52Old quantum theory — Quantum mechanics Uncertainty principle …
53Thorson's rule — (named after Gunnar Thorson by S. A. Mileikovsky in 1971)Mileikovsky, S. A. 1971. Types of larval development in marine bottom invertebrates, their distribution and ecological significance: a reevaluation. Marine Biology 19: 193 213] states that… …
54helium — /hee lee euhm/, n. an inert, gaseous element present in the sun s atmosphere and in natural gas, and also occurring as a radioactive decomposition product, used as a substitute for flammable gases in dirigible balloons. Symbol: He; at. wt.:… …
55James Dewar — For other people named James Dewar, see James Dewar (disambiguation). James Dewar Sir James Dewar FRS Born …
56electromagnetism — /i lek troh mag ni tiz euhm/, n. 1. the phenomena associated with electric and magnetic fields and their interactions with each other and with electric charges and currents. 2. Also, electromagnetics. the science that deals with these phenomena.… …
57Nobel Prize winners by category (physics) — ▪ Table TR class= oec even > ss= oec even > Nobel Prize winners by category (physics) year name country* achievement 1901 Röntgen, Wilhelm Conrad Germany discovery of X rays 1902 Lorentz, Hendrik Antoon The Netherlands investigation of the… …
58Mars Express — CG image of Mars Express Operator ESA Mission type Orbiter + Lander Satellite of …
59Noctilucent cloud — Polar mesospheric cloud Noctilucent clouds over Kuresoo bog, Viljandimaa, Estonia Abbreviation NLC/PMC Altitude …
60Ene reaction — The Ene reaction (also known as the Alder ene reaction) is a chemical reaction between an alkene with an allylic hydrogen (the ene) and a compound containing a multiple bond (the enophile), in order to form a new σ bond with migration of the ene… …
