carbocationic INSTANCE Lactobacillales charge Tz carbenium quadrupole tetracene Cationic Perkow antiproton P680 coulombs uncharged Bazarova CLAS Nuclides Anion lepton mQunde modifiying electrostatically LiH isospin nonrotating protons electrostatic LEZ femtometers spectrometry Asinger KamLAND nandrolone baryon faraday reaction delocalize