334 Result(s)
within
Sung** Lee
Materials Science
English
-
Article
Rheological and light scattering analyses for characterizing phase separation of polymer solutions in lithium-ion battery separator coating system
Nonsolvent-induced phase separation is a widely used technique in the manufacture of polymeric separators. This method involves fine-tuning porous structures through the phase separation of polymer solutions i...
-
Article
Open AccessMicrofluidics for disease diagnostics based on surface-enhanced raman scattering detection
This review reports diverse microfluidic systems utilizing surface-enhanced Raman scattering (SERS) detection for disease diagnosis. Integrating SERS detection technology, providing high-sensitivity detection,...
-
Article
Open AccessNon-planar graphene directly synthesized on intracavity optical microresonators for GHz repetition rate mode-locked lasers
Generation of high-speed laser pulses is essential for sustaining today’s global, hyper-connected society. One approach for achieving high spectral and temporal purity is to combine optical nonlinear materials...
-
Article
In situ self-assembly for cancer therapy and imaging
In situ self-assembly — the in situ formation of complex materials via biochemical reactions of monomers — has enhanced the efficacy of drug delivery for cancer therapy and imaging. So far, nanomedicine has be...
-
Article
Open AccessToward ultraflexible organic electronic devices
In recent decades, organic electronics have progressed remarkably, owing to their exceptional mechanical and electrical properties. The development of ultraflexible organic electronics has opened up possibilit...
-
Article
Open Access270 nm ultra-thin self-adhesive conformable and long-term air-stable complimentary organic transistors and amplifiers
Lightweight, flexible, and conformal bioelectronics are essential for wearable technologies. This paper introduces 270 nm thin organic electronics amplifying circuits that are self-adhesive, skin conformal, an...
-
Article
Effect of Process-Gas Composition on In-Flight and Deposition Characteristics of Atmospheric Plasma-Sprayed Ni Particles
In-flight particle characteristics, such as velocity and temperature, are of great importance when utilizing atmospheric plasma spraying because they determine the coating quality. Here, a numerical model that...
-
Article
Open AccessAnisotropy of impact ionization in WSe2 field effect transistors
Carrier multiplication via impact ionization in two-dimensional (2D) layered materials is a very promising process for manufacturing high-performance devices because the multiplication has been reported to ove...
-
Article
Comparative evaluation of indirectly heated cathode DC ion source and inductively coupled plasma RF ion source for high current ion implanter
In this study, an inductively coupled plasma (ICP) ion source applicable to the high current implanter for semiconductors was developed and physical properties were evaluated. The ion densities of the ICP ion ...
-
Article
Electrochemically induced amorphous-to-rock-salt phase transformation in niobium oxide electrode for Li-ion batteries
Intercalation-type metal oxides are promising negative electrode materials for safe rechargeable lithium-ion batteries due to the reduced risk of Li plating at low voltages. Nevertheless, their lower energy an...
-
Article
Open AccessSolubilized chlorin e6-layered double hydroxide complex for anticancer photodynamic therapy
Layered double hydroxides (LDHs) are one type of 2-dimensional material with unique structure and strongly positive surface charge. Particularly, LDHs can be exfoliated by mono-layered double hydroxides (MLHs)...
-
Article
The Effect of Bias Stress on the Performance of Amorphous InAlZnO-Based Thin Film Transistors
In amorphous InAlZnO (a-IAZO), the addition of the third cation of Al further slows the crystallization kinetics of In2O3 and enhances amorphous phase stability, compared to the binary cation system of InZnO. In ...
-
Article
Open AccessVertical graphene on flexible substrate, overcoming limits of crack-based resistive strain sensors
Resistive strain sensors (RSS) with ultrasensitivity have attracted much attention as multifunctional sensors. However, since most ultrasensitive RSS are designed by cracked conductive metals, the sensing perf...
-
Article
Study on the Relationship Between Sulfide Capacity and Viscosity of Aluminosilicate Slag from an Ionic Structural Point of View
The present study was carried out to understand the correlation between viscosity and sulfide capacity of aluminosilicate slag from the viewpoint of ionic structure of the slag. Viscosity and sulfide capacity ...
-
Article
Salt sensitivity of low solid content bentonite suspension as influenced by lignocellulosic nanomaterial and polyanionic cellulose
Effectiveness of lignocellulose nanomaterials and polyanionic cellulose (PAC) on microstructure, rheology, filtration, and salt tolerance performance of bentonite (BT) water-based fluid under two saline condit...
-
Article
Open AccessRational design of photocatalysts for ammonia production from water and nitrogen gas
Photocatalytic N2 reduction has emerged as one of the most attractive routes to produce NH3 as a useful commodity for chemicals used in industries and as a carbon-free energy source. Recently, significant progres...
-
Article
Oxidation Behavior of (W, Re)-Bearing Single Crystal Nickel-Base Superalloys
Four kinds of single-crystal Ni-base superalloys (12Ta–7.5Cr–5Co–4.8Al–1.9Mo–1Ti, balance Ni in wt%) containing (0–3) wt%W and (1–4) wt%Re were cast, and oxidized at 1000 °C for up to 275 h in air. In the as-c...
-
Article
Impurity Removal and Microstructural Analysis of Inconel 718 Refined by Hydrogen Plasma Arc Melting
The high-temperature melting and the removal of gaseous and metallic impurities from Inconel 718 by hydrogen plasma arc melting (HPAM) were investigated. Solid-type Inconel 718 scraps were used as raw material...
-
Article
Open AccessStable sol–gel hydroxyapatite coating on zirconia dental implant for improved osseointegration
Aside from being known for its excellent mechanical properties and aesthetic effect, zirconia has recently attracted attention as a new dental implant material. Many studies have focused on hydroxyapatite (HA)...
-
Article
Mechanical properties of carbon fiber-reinforced Al2O3 porous ceramics
This study reports the improvement of the mechanical properties of Al2O3 porous ceramics from particle-stabilized colloidal suspension with the addition of carbon fiber through direct foaming. The initial colloid...
