High-energy-resolution monochromator for aberration-corrected scanning transmission electron microscopy/electron energy-loss spectroscopy. - Krivanek OL; Ursin JP; Bacon NJ; Corbin GJ; Dellby N; Hrncirik P; Murfitt MF; Own CS; Szilagyi ZS (Philosophical transactions. Series A, Mathematical, physical, and engineering sciences, 2009)