Search Results - "Kim, Hwa Mok"

High-Performance Sodium-Ion Hybrid Supercapacitor Based on Nb2O5@Carbon Core-Shell Nanoparticles and Reduced Graphene Oxide Nanocomposites by Lim, Eunho, Jo, Changshin, Kim, Min Su, Kim, Mok-Hwa, Chun, Jinyoung, Kim, Haegyeom, Park, Jongnam, Roh, Kwang Chul, Kang, Kisuk, Yoon, Songhun, Lee, Jinwoo

“…Sodium‐ion hybrid supercapacitors (Na‐HSCs) have potential for mid‐ to large‐scale energy storage applications because of their high energy/power densities,…”
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Hierarchically structured activated carbon for ultracapacitors by Kim, Mok-Hwa, Kim, Kwang-Bum, Park, Sun-Min, Roh, Kwang Chul

“…To resolve the pore-associated bottleneck problem observed in the electrode materials used for ultracapacitors, which inhibits the transport of the electrolyte…”
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Hybrid Supercapacitors: High-Performance Sodium-Ion Hybrid Supercapacitor Based on Nb2O5@Carbon Core-Shell Nanoparticles and Reduced Graphene Oxide Nanocomposites (Adv. Funct. Mater. 21/2016) by Lim, Eunho, Jo, Changshin, Kim, Min Su, Kim, Mok-Hwa, Chun, Jinyoung, Kim, Haegyeom, Park, Jongnam, Roh, Kwang Chul, Kang, Kisuk, Yoon, Songhun, Lee, Jinwoo

“…High‐power anode materials are essential for development of high‐performance sodium‐ion battery–supercapacitor hybrid systems (sodium‐ion hybrid…”
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High‐Performance Hybrid Supercapacitor Based on Graphene‐Wrapped Li4Ti5O12 and Activated Carbon by Kim, Haegyeom, Park, Kyu‐Young, Cho, Min‐Young, Kim, Mok‐Hwa, Hong, Jihyun, Jung, Sung‐Kyun, Roh, Kwang Chul, Kang, Kisuk

“…Hybridizing battery and supercapacitor technologies have the potential to overcome the limitations of the currently prevailing energy‐storage systems…”
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High-Brightness Light Emitting Diodes Using Dislocation-Free Indium Gallium Nitride/Gallium Nitride Multiquantum-Well Nanorod Arrays by Kim, Hwa-Mok, Cho, Yong-Hoon, Lee, Hosang, Kim, Suk Il, Ryu, Sung Ryong, Kim, Deuk Young, Kang, Tae Won, Chung, Kwan Soo

“…We demonstrate the realization of the high-brightness and high-efficiency light emitting diodes (LEDs) using dislocation-free indium gallium nitride…”
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Facile Synthesis of Nb2O5@Carbon Core–Shell Nanocrystals with Controlled Crystalline Structure for High-Power Anodes in Hybrid Supercapacitors by Lim, Eunho, Jo, Changshin, Kim, Haegyeom, Kim, Mok-Hwa, Mun, Yeongdong, Chun, Jinyoung, Ye, Youngjin, Hwang, Jongkook, Ha, Kyoung-Su, Roh, Kwang Chul, Kang, Kisuk, Yoon, Songhun, Lee, Jinwoo

“…Hybrid supercapacitors (battery-supercapacitor hybrid devices, HSCs) deliver high energy within seconds (excellent rate capability) with stable cyclability…”
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Growth and characterization of single-crystal GaN nanorods by hydride vapor phase epitaxy by Kim, Hwa-Mok, Kim, D. S., Kim, D. Y., Kang, T. W., Cho, Yong-Hoon, Chung, K. S.

“…Single-crystalline GaN nanorods are formed on a sapphire substrate by hydride vapor phase epitaxy (HVPE). Their structural and optical properties are…”
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A Novel High‐Energy Hybrid Supercapacitor with an Anatase TiO 2 –Reduced Graphene Oxide Anode and an Activated Carbon Cathode by Kim, Haegyeom, Cho, Min‐Young, Kim, Mok‐Hwa, Park, Kyu‐Young, Gwon, Hyeokjo, Lee, Yunsung, Roh, Kwang Chul, Kang, Kisuk

“…Abstract A hybrid supercapacitor with high energy and power densities is reported. It comprises a composite anode of anatase TiO 2 and reduced graphene oxide…”
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A Novel High-Energy Hybrid Supercapacitor with an Anatase TiO2-Reduced Graphene Oxide Anode and an Activated Carbon Cathode by Kim, Haegyeom, Cho, Min-Young, Kim, Mok-Hwa, Park, Kyu-Young, Gwon, Hyeokjo, Lee, Yunsung, Roh, Kwang Chul, Kang, Kisuk

“…A hybrid supercapacitor with high energy and power densities is reported. It comprises a composite anode of anatase TiO2 and reduced graphene oxide and an…”
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High efficiency and brightness of blue light emission from dislocation-free InGaN∕GaN quantum well nanorod arrays by Sun, Yuanping, Cho, Yong-Hoon, Kim, Hwa-Mok, Kang, Tae Won

“…We report on the optical properties of blue-light-emitting, dislocation-free InGaN∕GaN multiple quantum well (MQW) nanorod arrays (NRAs) with high brightness…”
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Porous graphitic activated carbon sheets upcycled from starch-based packing peanuts for applications in ultracapacitors by Kim, Mok-Hwa, Tang, Jialiang, Jang, Su-Jin, Pol, Vilas G., Roh, Kwang Chul

“…Porous graphitic activated carbon made from biodegradable starch-based packing peanuts contain metallic impurities, such as sodium and potassium impurities…”
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Fluorinated activated carbon with superb kinetics for the supercapacitor application in nonaqueous electrolyte by Kim, Mok-Hwa, Yang, Jung-Hoon, Kang, Yong-Mook, Park, Sun-Min, Han, Joong Tark, Kim, Kwang-Bum, Roh, Kwang Chul

“…Fluorinated activated carbon (F-AC) exhibits significantly improved electrochemical capacitive performance compared to raw activated carbon (R-AC). F-AC…”
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Field emission displays of wide-bandgap gallium nitride nanorod arrays grown by hydride vapor phase epitaxy by Kim, Hwa-Mok, Kang, T.W., Chung, K.S., Hong, J.P., Choi, W.B.

“…We demonstrate the very simple realization of the field emission displays using wide-bandgap gallium nitride nanorod grown by hydride vapor phase epitaxy. For…”
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Electrochemical performance of hybrid supercapacitor fabricated using multi-structured activated carbon by Cho, Min-Young, Kim, Mok-Hwa, Kim, Hyun-Kyung, Kim, Kwang-Bum, Yoon, Jung Rag, Roh, Kwang Chul

“…We used multi-structured activated carbon electrodes to fabricate hybrid supercapacitors (HSCs) showing excellent electrochemical performance. As the active…”
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Lithium–Sulfur Capacitors by Kim, Mok-Hwa, Kim, Hyun-Kyung, Xi, Kai, Kumar, R. Vasant, Jung, Dae Soo, Kim, Kwang-Bum, Roh, Kwang Chul

“…Although many existing hybrid energy storage systems demonstrate promising electrochemical performances, imbalances between the energies and kinetics of the…”
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Growth of Ferromagnetic Semiconducting Si:Mn Film by Vacuum Evaporation Method by Kim, Hwa-Mok, Kim, Nam Mee, Park, Chang Soo, Yuldashev, Shavkat U, Kang, Tae Won, Chung, Kwan Soo

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Formation of InGaN nanorods with indium mole fractions by hydride vapor phase epitaxy by Kim, Hwa-Mok, Lee, Hosang, Kim, Suk Il, Ryu, Sung Ryong, Kang, Tae Won, Chung, Kwan Soo

“…This work demonstrates the formation of InGaN nanorod arrays with indium mole fractions by hydride vapor phase epitaxy. The nanorods grown on (0001) sapphire…”
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Growth and applications of HVPE-GaN nanorods by Kang, Tae Won, Kim, Hwa-Mok

“…We demonstrate the properties of gallium nitride nanorods by hydride vapor phase epitaxy (HVPE). Single crystalline gallium nitride nanorods are formed on a…”
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Cathodoluminescence characteristics of InGaN/GaN quantum wells grown by MOCVD by Kim, Hwa-Mok, Kang, Tae-Won

“…Phase separation and In segregation in InGaN/GaN quantum wells (QWs) grown by metalorganic chemical vapor deposition (MOCVD) were studied by…”
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Elevated red cell distribution width is associated with advanced fibrosis in NAFLD by Kim, Hwa Mok, Kim, Bum Soo, Cho, Yong Kyun, Kim, Byung Ik, Sohn, Chong Il, Jeon, Woo Kyu, Kim, Hong Joo, Park, Dong Il, Park, Jung Ho, Joo, Kwan Joong, Kim, Chang Joon, Kim, Yong Sung, Heo, Woon Je, Choi, Won Seok

“…The red-blood-cell distribution width (RDW) is a newly recognized risk marker in patients with cardiovascular disease, but its role in nonalcoholic fatty liver…”
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