User profiles for Wonsik Ahn

Wonsik Ahn

Sungkyunkwan University
Verified email at skku.edu
Cited by 252

[HTML][HTML] Atomic layer deposition of Al 2 O 3 on MoS 2, WS 2, WSe 2, and h-BN: surface coverage and adsorption energy

T Park, H Kim, M Leem, W Ahn, S Choi, J Kim, J Uh… - RSC …, 2017 - pubs.rsc.org
Uniform deposition of high-k dielectrics on two-dimensional (2D) crystals is highly desirable
for their use in future nano-electronic devices. Here, the surface coverage of the Al2O3 films …

[HTML][HTML] The laryngeal mask airway in infants and children

C Park, JH Bahk, WS Ahn, SH Do, KH Lee - Canadian journal of …, 2001 - Springer
Purpose: To compare the effectiveness of various laryngeal mask airway (LMA) sizes and
their performance during positive pressure ventilation (PPV) in paralyzed pediatric patients. …

Synthesis of Vertical MoO2/MoS2 Core–Shell Structures on an Amorphous Substrate via Chemical Vapor Deposition

T Park, M Leem, H Lee, W Ahn, H Kim… - The Journal of …, 2017 - ACS Publications
Vertical MoO 2 /MoS 2 core–shell structures were synthesized on an amorphous surface (SiO
2 ) by chemical vapor deposition at a high heating rate using a configuration in which the …

[PDF][PDF] Head rotation, flexion, and extension alter endotracheal tube position in adults and children

JT Kim, HJ Kim, MD Wonsik Ahn, HS Kim… - Canadian Journal of …, 2009 - researchgate.net
Conclusions In adult patients under general anesthesia, head rotation towards the side of
ETT fixation resulted in partial withdrawal of the tube tip away from the carina, whereas head …

Synthesis and up-conversion luminescence of Lu3Al5O12:Yb3+,Er3+

W Ahn, YJ Kim - Optical Materials Express, 2016 - opg.optica.org
Under infrared radiation, the upconversion emission spectra of Lu_3-x_-yYbxEryAl_5O_12
consisted of green and red emission bands that were attributed to the ^2H_11/2/^4S_3/2 → ^…

The “gauge” system for the medical use

W Ahn, JH Bahk, YJ Lim - Anesthesia & Analgesia, 2002 - journals.lww.com
The size of needles and catheters is categorized by the “gauge” system. Medical references
about the definition of “gauge” are not available. In the early 19th century, Peter Stubs …

Substitutional solubility limit for Ce3+ ions in Lu3Al5O12: xCe3+ and its effect on photoluminescence

W Ahn, YJ Kim - Ceramics International, 2017 - Elsevier
The substitutional solubility for the Ce 3+ ions in Lu 3 Al 5 O 12 was estimated using crystal
structure refinement and measurement of the luminescence. The photoluminescence …

Ultrathin monolithic HfO2 formed by Hf-seeded atomic layer deposition on MoS2: Film characteristics and its transistor application

H Kim, T Park, S Park, M Leem, W Ahn, H Lee, C Lee… - Thin Solid Films, 2019 - Elsevier
For the fabrication of high-performance top-gated MoS 2 transistors, a uniform atomic layer
deposition (ALD) of an ultrathin high-k gate dielectric film without abnormal leakage paths on …

Non-equilibrium fractal growth of MoS 2 for electrocatalytic hydrogen evolution

T Park, C Bae, H Lee, M Leem, H Kim, W Ahn, J Kim… - …, 2019 - pubs.rsc.org
Non-equilibrium fractal growth of MoS2 was induced by establishing an extremely Mo rich
chemical vapor deposition (CVD) environment using a rapid heating rate in a confined …

Blood glucose measurement principles of non-invasive blood glucose meter: Focused on the detection methods of blood glucose

W Ahn, JT Kim - Journal of Biomedical Engineering Research, 2012 - koreascience.kr
Recent technical advancement allows noninvasive measurement of blood glucose. In this
literature, we reviewed various noninvasive techniques for measuring glucose concentration. …