이광엽 백승협 장혜정 2024-01-19T15:34:07Z 2024-01-19T15:34:07Z 2021-09-06 2021-01 2287-5123 https://pubs.kist.re.kr/handle/201004/117586 We demonstrate a fabrication of an atomically controlled single-crystal heart-shaped nanostructure using a convergent electron beam in a scanning transmission electron microscope. The delicately controlled e-beam enable epitaxial crystallization of perovskite oxide LaAlO3 grown out of the relative conductive interface (i.e. 2 dimensional electron gas) between amorphous LaAlO3/crystalline SrTiO3. English 한국현미경학회 Atomically sculptured heart in oxide film using convergent electron beam Article 10.1186/s42649-020-00050-7 2 한국현미경학회지, v.51, no.1, pp.1 - 2 한국현미경학회지 51 1 1 2 kci ART002696654 2-s2.0-85126056964 Epitaxial crystallization Electron beam irradiation Spherical aberration corrected scanning transmission electron microscope Nanoarchitectonics