Search Results - "Jeong, Gyoung Hwa"

High‐Energy Efficiency Membraneless Flowless Zn–Br Battery: Utilizing the Electrochemical–Chemical Growth of Polybromides by Lee, Ju‐Hyuk, Byun, Yearin, Jeong, Gyoung Hwa, Choi, Chanyong, Kwen, Jiyun, Kim, Riyul, Kim, In Ho, Kim, Sang Ouk, Kim, Hee‐Tak

“…Aqueous Zn–Br batteries (ZBBs) offer promising next‐generation high‐density energy storage for energy storage systems, along with distinctive cost…”
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Nanoscale Assembly of 2D Materials for Energy and Environmental Applications by Jeong, Gyoung Hwa, Sasikala, Suchithra Padmajan, Yun, Taeyeong, Lee, Gil Yong, Lee, Won Jun, Kim, Sang Ouk

“…Rational design of 2D materials is crucial for the realization of their profound implications in energy and environmental fields. The past decade has witnessed…”
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Synthetic multiscale design of nanostructured Ni single atom catalyst for superior CO2 electroreduction by Hwa Jeong, Gyoung, Chuan Tan, Ying, Tae Song, Jun, Lee, Gil-Yong, Jin Lee, Ho, Lim, Jaewoong, Young Jeong, Hu, Won, Somi, Oh, Jihun, Ouk Kim, Sang

“…[Display omitted] •Hierarchical structures with atomically dispersed Ni sites were fabricated.•Maximizing accessible active sites promotes mass transport of…”
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Metal Oxide/Graphene Composites for Supercapacitive Electrode Materials by Jeong, Gyoung Hwa, Baek, Seungmin, Lee, Seungyeol, Kim, Sang-Wook

“…Graphene composites with metal or metal oxide nanoparticles have been extensively investigated owing to their potential applications in the fields of fuel…”
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Facile synthesis of 3D MnNi-layered double hydroxides (LDH)/graphene composites from directly graphites for pseudocapacitor and their electrochemical analysis by Lee, Ilbok, Jeong, Gyoung Hwa, An, Soyeon, Kim, Sang- Wook, Yoon, Songhun

“…•3D MnNi-layered double hydroxides (LDH)/graphene were synthesized from graphite. •Nanocomposite-on-graphene electrode provides fast and efficient diffusion of…”
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Fabrication of Au–Ag Alloy Nanoprisms with Enhanced Catalytic Activity by Kim, Minjung, Lee, Kang Yeol, Jeong, Gyoung Hwa, Jang, Joonkyung, Han, Sang Woo

“…Au–Ag alloy nanoparticles with prismatic structure have been prepared in aqueous solution by photoinduced conversion of spherical Au–Ag alloy nanoparticles…”
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Mechanistic insight into the sensing of nitroaromatic compounds by metal-organic frameworks by Sharma, Amitosh, Kim, Dongwook, Park, Jae-Heon, Rakshit, Surajit, Seong, Junmo, Jeong, Gyoung Hwa, Kwon, Oh-Hoon, Lah, Myoung Soo

“…There has been extensive research on the sensing of explosive nitroaromatic compounds (NACs) using fluorescent metal-organic frameworks (MOFs). However,…”
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High-yield synthesis of multi-branched gold nanoparticles and their surface-enhanced Raman scattering properties by Jeong, Gyoung Hwa, Lee, Young Wook, Kim, Minjung, Han, Sang Woo

“…Multi-branched gold nanoparticles were synthesized in high-yield through the reduction of HAuCl 4 by using hydrazine as a reducing agent. Practically 100% of…”
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Low-temperature direct synthesis of mesoporous vanadium nitrides for electrochemical capacitors by Lee, Hae-Min, Jeong, Gyoung Hwa, Kim, Sang-Wook, Kim, Chang-Koo

“…•Vanadium nitrides were directly synthesized by a one-step chemical precipitation method.•This method was carried out at a low temperature of 70°C.•Vanadium…”
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Polyhedral Au Nanocrystals Exclusively Bound by {110} Facets: The Rhombic Dodecahedron by Jeong, Gyoung Hwa, Kim, Minjung, Lee, Young Wook, Choi, Wonjun, Oh, Won Taek, Park, Q-Han, Han, Sang Woo

“…The rhombic dodecahedral Au nanocrystals enclosed by 12 {110} facets could be readily prepared without the use of any seeds, surfactants, or foreign metal ions…”
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Direct and environmentally benign synthesis of manganese oxide/graphene composites from graphite for electrochemical capacitors by Lee, Hae-Min, Jeong, Gyoung Hwa, Kang, Doo Won, Kim, Sang-Wook, Kim, Chang-Koo

“…We develop a direct and environmentally benign method to prepare manganese oxide (Mn3O4)/graphene composites via one-step hydrothermal synthesis from graphite…”
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Synthesis of noble metal/graphene nanocomposites without surfactants by one-step reduction of metal salt and graphene oxide by Kim, Seung-Hyun, Jeong, Gyoung Hwa, Choi, Donghyeuk, Yoon, Sunyoung, Jeon, Heung Bae, Lee, Sang-Min, Kim, Sang-Wook

“…[Display omitted] ► Synthesis of hydrazine-free, surfactant-free noble metal/graphene nanocomposites. ► The simultaneous reduction of noble metals and GO with…”
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Fabrication of sulfonic acid modified mesoporous silica shells and their catalytic performance with dehydration reaction of d-xylose into furfural by Jeong, Gyoung Hwa, Kim, Eun Gyu, Kim, Saet Byul, Park, Eun Duck, Kim, Sang Wook

“…[Display omitted] ► Synthesis of mesoporous silica bead with solid core and mesoporous shell. ► Modification of mesoporous shell with sulfonic acid as a acid…”
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Highly Stable Metal Mono-Oxide Alloy Nanoparticles and Their Potential as Anode Materials for Li-Ion Battery by Jeong, Gyoung Hwa, Bae, Hyoung-Bong, Choi, Donghyeuk, Kim, Young Hoon, Yoon, Songhun, Kim, Sang-Wook

“…We report the synthesis of Mn x Ni1‑x O and Mn y Co1‑y O alloy nanoparticles by the thermal decomposition of the metal precursor in a surfactant. The different…”
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Crystal structures of the NO and NO2 sorption complexes of fully dehydrated fully Mn2+-exchanged zeolite X (FAU) by GYOUNG HWA JEONG, KIM, Yang, SEFF, Karl

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Single crystal structure of fully dehydrated fully Tl+-exchanged zeolite Y, |Tl71|[Si121Al71O384]-FAU by GYOUNG HWA JEONG, YOUNG MI LEE, KIM, Yang, VAUGHAN, David E. W, SEFF, Karl

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Structure of a methylamine sorption complex of fully dehydrated Cd2+-exchanged zeolite X, |Cd46(CH3NH2)16|[Si100Al92O384]-FAU by GYOUNG HWA JEONG, KIM, Yang, SEFF, Karl

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Moving beyond Ti2C3Tx MXene to Pt-Decorated TiO2@TiC Core-Shell via Pulsed Laser in Reshaping Modification for Accelerating Hydrogen Evolution Kinetics by Park, Chae Eun, Jeong, Gyoung Hwa, Theerthagiri, Jayaraman, Lee, Hyeyeon, Choi, Myong Yong

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Architecting the High‐Entropy Oxides on 2D MXene Nanosheets by Rapid Microwave‐Heating Strategy with Robust Photoelectrochemical Oxygen Evolution Performance by Park, Chae Eun, Senthil, Raja Arumugam, Jeong, Gyoung Hwa, Choi, Myong Yong

“…High‐entropy oxides (HEO) have recently concerned interest as the most promising electrocatalytic materials for oxygen evolution reactions (OER). In this work,…”
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Bimetallic nickel-palladium nanoparticles with low Ni content and their enhanced ethanol oxidation performance: Using a pulsed laser as modification machinery by Park, Chae Eun, Lee, Hyeyeon, Senthil, Raja Arumugam, Jeong, Gyoung Hwa, Choi, Myong Yong

“…•Fabricated ultrasmall sized NiPd NPs with low Ni content via pulsed laser technique.•Molar ratio tuning the electronic effect of NiPd on ethanol oxidation…”
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