Ho Nyung Lee

Perovskite oxides: Group demonstrates technique for engineering ‘perfect’ heterointerfaces

By / November 20, 2012

Schematic of the structure of a typical lanthanum aluminate-strontium titanate interface, left, and the abrupt, sharp interface obtained through an atomic layer engineering method developed at ORNL. Credit: Choi et…

Read More

Strain relaxation in epitaxial thin film cobaltite by ferromagnetic ordering

By Eileen De Guire / September 21, 2012

Schematic illustration of a regular atomic array of ferromagnetic nano-domains formed by an unconventional strain relaxation in epitaxial thin film lanthanum cobaltite. Credit: Lee; ORNL. Bulk and “unbulk” materials behave…

Read More

ORNL group finds new way to tune band gaps in metal oxide films

By / March 13, 2012

ORNL’s material scientists developed a synthesis strategy for discovering novel complex-oxide thin films for stronger solar light absorption. Credit: ORNL. The research into metal oxide thin films for electronic applications…

Read More