-
Chapter and Conference Paper
AFF-CAM: Adaptive Frequency Filtering Based Channel Attention Module
Locality from bounded receptive fields is one of the biggest problems that needs to be solved in convolutional neural networks. Meanwhile, operating convolutions in frequency domain provides complementary view...
-
Article
Open AccessImproved electrochemical properties of LiNi0.91Co0.06Mn0.03O2 cathode material via Li-reactive coating with metal phosphates
Ni-rich layered oxides are promising cathode materials due to their high capacities. However, their synthesis process retains a large amount of Li residue on the surface, which is a main source of gas generati...
-
Article
Open AccessRe-construction layer effect of LiNi0.8Co0.15Mn0.05O2 with solvent evaporation process
The solvent evaporation method on the structural changes and surface chemistry of the cathode and the effect of electrochemical performance of Li1.0Ni0.8Co0.15Mn0.05O2 (NCM) has been investigated. After dissolvin...
-
Article
Extremely flexible organic-inorganic moisture barriers
Organic/inorganic multilayer structures were fabricated for extreme flexibility as well as enhanced moisturebarrier property. The organic and inorganic layers for the structures were formed by plasma polymeriz...
-
Article
Enhanced moisture-barrier property and flexibility of zirconium oxide/polymer hybrid structures
New zirconium oxide (ZrO2)-based organic-inorganic multilayers were fabricated and tested for flexible moisture barriers and compared with typical aluminum oxide (Al2O3)-based multilayers. We report that amorphou...
-
Article
Effects of gallia addition on sintering behavior and electrical conductivity of yttria-doped ceria
The densification behavior and electrical conductivity of Ce0.8Y0.2O1.9 ceramics with gallia concentrations ranging from 0 to 5 mol. % were investigated. The sintered density was found to increase with increasing...
-
Article
Plasma-polymerized n-hexane and its utilization as multilayer moisture-barrier film with aluminum oxide
Organic-inorganic multilayer structures were prepared for a moisture barrier. As the organic polymer and inorganic layers, plasma-polymerized n-hexane and aluminum-oxide layers were utilized, respectively. The...
-
Article
Effects of strontium gallate addition on sintering behavior and electrical conductivity of yttria-doped ceria
The densification behavior and electrical conductivity of Ce0.8Y0.2O1.9 ceramics with strontium gallate concentrations ranging from 0 to 5 mol. % were investigated. The sintered density was found to increase rapi...
-
Article
Low-temperature growth of highly conductive and transparent aluminum-doped ZnO film by ultrasonic-mist deposition
Aluminum-doped ZnO (AZO) thin films are grown by ultrasonic-mist deposition method for the transparent conducting oxides (TCO) applications at low temperatures. The AZO films can be grown at a temperature as l...
-
Article
Anonymous Communication in Ubiquitous Computing Environments
Wireless networks such as WLANs which have already been commonplace will play an important role in providing the last mile access for ubiquitous computing environments. However, the wireless access technologie...
-
Article
Topological Key Hierarchy for Energy-Efficient Group Key Management in Wireless Sensor Networks
A sensor network operating in open environments requires a network-wide group key for confidentiality of exchanged messages between sensor nodes. When a node behaves abnormally due to its malfunction or a comp...
-
Chapter and Conference Paper
WODEM: Wormhole Attack Defense Mechanism in Wireless Sensor Networks
The wormhole attack, which is accomplished by selectively relaying packets between two adversaries, can ruin routing and communication of the network without compromising any legitimate nodes. There have been ...
-
Chapter and Conference Paper
An Efficient Forensic Evidence Collection Scheme of Host Infringement at the Occurrence Time
The Computer Forensics is a research area that finds the malicious users by collecting and analyzing the intrusion or infringement evidence of computer crimes such as hacking. Many researches about Computer Fo...
-
Chapter and Conference Paper
A new routing scheme for concatenating two omega networks
A new routing scheme for concatenating two omega networks is presented. Routing the 2log 2 N-stage concatenated network has been an open problem for decades, and no clear solution has yet been proposed. It was sh...
