HoKwon Kim
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View article: Orientation Prediction for VR and AR Devices Using Inertial Sensors Based on Kalman-Like Error Compensation
Orientation Prediction for VR and AR Devices Using Inertial Sensors Based on Kalman-Like Error Compensation Open
We propose an orientation prediction algorithm based on Kalman-like error compensation for virtual reality (VR) and augmented reality (AR) devices using measurements of an inertial measurement unit (IMU), which includes a tri-axial gyrosco…
View article: Correlating chemical and electronic states from quantitative photoemission electron microscopy of transition-metal dichalcogenide heterostructures
Correlating chemical and electronic states from quantitative photoemission electron microscopy of transition-metal dichalcogenide heterostructures Open
Vertical heterostructures of MoS2 and WSe2 layers are studied by spectroscopic photoemission electron microscopy as an effective technique for correlating chemical and electronic states at the micrometer scale. Element-specific, surface-se…
View article: High aspect ratio microdisplay and thin optical component for glass-like AR devices
High aspect ratio microdisplay and thin optical component for glass-like AR devices Open
Organic light-emitting diode (OLED) microdisplays have attracted much attention as displays for small form factor augmented reality (AR) devices. To realize glass-like thin and wide field of view (FoV) AR devices, we designed a display mod…
View article: Production and processing of graphene and related materials
Production and processing of graphene and related materials Open
Artículo escrito por un elevado número de autores, sólo se referencian el que aparece en primer lugar, el nombre del grupo de colaboración, si le hubiera, y los autores pertenecientes a la UAM
View article: White organic light-emitting diode (OLED) microdisplay with a tandem structure
White organic light-emitting diode (OLED) microdisplay with a tandem structure Open
Microdisplay is a key technology for realizing augmented reality (AR) and mixed reality (MR) devices, which have attracted much attention of late. Even though the operating voltage in the tandem structure is higher than that in the single …
View article: Wafer-scale MOCVD growth of monolayer MoS2 on sapphire and SiO2
Wafer-scale MOCVD growth of monolayer MoS2 on sapphire and SiO2 Open
High-quality and large-scale growth of monolayer molybdenum disulfide (MoS2) has caught intensive attention because of its potential in many applications due to unique electronic properties. Here, we report the wafer-scale growth of high-q…
View article: Electronic Properties of Transferable Atomically Thin MoSe<sub>2</sub>/h-BN Heterostructures Grown on Rh(111)
Electronic Properties of Transferable Atomically Thin MoSe<sub>2</sub>/h-BN Heterostructures Grown on Rh(111) Open
Vertically stacked two-dimensional (2D) heterostructures composed of 2D semiconductors have attracted great attention. Most of these include hexagonal boron nitride (h-BN) as either a substrate, an encapsulant, or a tunnel barrier. However…
View article: Device Characteristics of Top-Emitting Organic Light-Emitting Diodes Depending on Anode Materials for CMOS-Based OLED Microdisplays
Device Characteristics of Top-Emitting Organic Light-Emitting Diodes Depending on Anode Materials for CMOS-Based OLED Microdisplays Open
We investigated the optical reflectance, surface roughness, and sheet resistance of aluminum (Al)/titanium nitride (TiN), titanium (Ti), and tungsten (W) layers on Si substrates, which are available in the CMOS foundry, for organic light-e…
View article: Suppressing Nucleation in Metal–Organic Chemical Vapor Deposition of MoS<sub>2</sub> Monolayers by Alkali Metal Halides
Suppressing Nucleation in Metal–Organic Chemical Vapor Deposition of MoS<sub>2</sub> Monolayers by Alkali Metal Halides Open
Toward the large-area deposition of MoS2 layers, we employ metal-organic precursors of Mo and S for a facile and reproducible van der Waals epitaxy on c-plane sapphire. Exposing c-sapphire substrates to alkali metal halide salts such as KI…
View article: A decoupled bit shifting technique using data encoding/decoding for DRAM redundancy repair
A decoupled bit shifting technique using data encoding/decoding for DRAM redundancy repair Open
Redundancy repairs are commonly used to support fault tolerance in DRAM systems and recently, the processor performance has been greatly improved, so DRAM access latency has become an important issue. However, existing redundancy repairs u…