Enhancement of Ferroelectricity in Strained BaTiO3 Thin Films
Biaxial compressive strain has been used to markedly enhance the ferroelectric properties
of BaTiO 3 thin films. This strain, imposed by coherent epitaxy, can result in a ferroelectric …
of BaTiO 3 thin films. This strain, imposed by coherent epitaxy, can result in a ferroelectric …
Digital cameras with designs inspired by the arthropod eye
In arthropods, evolution has created a remarkably sophisticated class of imaging systems,
with a wide-angle field of view, low aberrations, high acuity to motion and an infinite depth of …
with a wide-angle field of view, low aberrations, high acuity to motion and an infinite depth of …
Stable but responsive cloth
KJ Choi, HS Ko - ACM SIGGRAPH 2005 Courses, 2005 - dl.acm.org
We present a semi-implicit cloth simulation technique that is very stable yet also responsive.
The stability of the technique allows the use of a large fixed time step when simulating all …
The stability of the technique allows the use of a large fixed time step when simulating all …
Gas sensing properties of defect-controlled ZnO-nanowire gas sensor
The effect of oxygen-vacancy-related defects on gas-sensing properties of ZnO-nanowire
gas sensors was investigated. Gas sensors were fabricated by growing ZnO nanowires …
gas sensors was investigated. Gas sensors were fabricated by growing ZnO nanowires …
Novel fabrication of an SnO2 nanowire gas sensor with high sensitivity
We fabricated a nanowire-based gas sensor using a simple method of growing SnO 2
nanowires bridging the gap between two pre-patterned Au catalysts, in which the electrical …
nanowires bridging the gap between two pre-patterned Au catalysts, in which the electrical …
GaAs interfacial self-cleaning by atomic layer deposition
…, B Lee, FS Aguirre-Tostado, KJ Choi… - Applied Physics …, 2008 - pubs.aip.org
The reduction and removal of surface oxides from GaAs substrates by atomic layer deposition
(ALD) of Al 2 O 3 and Hf O 2 are studied using in situ monochromatic x-ray photoelectron …
(ALD) of Al 2 O 3 and Hf O 2 are studied using in situ monochromatic x-ray photoelectron …
Preparation and characterization of a nanoscale poly (vinyl alcohol) fiber aggregate produced by an electrospinning method
…, DR Lee, SJ Park, GB Kwag, KJ Choi - Journal of Polymer …, 2002 - Wiley Online Library
Nanoscale poly(vinyl alcohol) (PVA) fiber (100–500 nm) aggregates were prepared with an
electrospinning technique. Additionally, a chemical crosslinking method was used to …
electrospinning technique. Additionally, a chemical crosslinking method was used to …
[HTML][HTML] One-dimensional oxide nanostructures as gas-sensing materials: review and issues
In this article, we review gas sensor application of one-dimensional (1D) metal-oxide
nanostructures with major emphases on the types of device structure and issues for realizing …
nanostructures with major emphases on the types of device structure and issues for realizing …
Removal of antibiotics by coagulation and granular activated carbon filtration
KJ Choi, SG Kim, SH Kim - Journal of hazardous materials, 2008 - Elsevier
Treatment of seven tetracycline classes of antibiotic (TAs) from raw waters (synthetic and
river) was evaluated using coagulation and granular activated carbon (GAC) filtration in this …
river) was evaluated using coagulation and granular activated carbon (GAC) filtration in this …
Distinctive electrophysiological properties of pulmonary veins in patients with atrial fibrillation
P Jaïs, M Hocini, L Macle, KJ Choi, I Deisenhofer… - Circulation, 2002 - Am Heart Assoc
Background— Atrial fibrillation (AF) is frequently initiated from pulmonary veins (PVs), but
little is known of the electrophysiological properties of PVs. Methods and Results— Two …
little is known of the electrophysiological properties of PVs. Methods and Results— Two …