THE most reliable values for the isotopic abundance of boron-10 in naturally occurring minerals have been derived from mass spectrometer measurements. Results quoted by different workers ...

Ken Wade recalls his own undistinguished part in the space race, and notes how carboranes revitalized boron hydride chemistry and modified our ideas of chemical bonding. In the 1950s, during the ...

“The base thruster generates high-speed protons through the ionization of water vapor,” noted the press release. Therefore, these protons collide with the nucleus of a boron atom, which starts the ...