GDPS TMAH Pitaevskii bQund3 Finacle xQundstar Spermidine HPO42 5H2O pressureless ELECTED Burow peakon CuSO4 fQplusg K2SO4 povidone electrolysed molality aqueous Reissner Riccati yQundb pyrocatechol TISAB FibeAir Schwarzschild