Search Results - "Jung, Kwang‐Deog"

A Highly Efficient Heterogenized Iridium Complex for the Catalytic Hydrogenation of Carbon Dioxide to Formate by Park, Kwangho, Gunasekar , Gunniya Hariyanandam, Prakash, Natarajan, Jung, Kwang-Deog, Yoon, Sungho

“…A heterogenized catalyst on a highly porous covalent triazine framework was synthesized and characterized to have a coordination environment similar to that of…”
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Differences in bifunctionality of ZnO and ZrO2 in Cu/ZnO/ZrO2/Al2O3 catalysts in hydrogenation of carbon oxides for methanol synthesis by Abbas, Imran, Kim, Honggon, Shin, Chae-Ho, Yoon, Sungho, Jung, Kwang-Deog

“…[Display omitted] •TOFMeOH increases with an increase in CO2 content of the CO2/CO feed.•TOFMeOH ratio of (TOF)5%CO2/(TOF)100%CO2 were 1.8 for…”
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Effects of the chemical states of N sites and mesoporosity of N-doped carbon supports on single-atom Ru catalysts during CO2-to-formate conversion by Park, Kwangho, Lee, Kyung Rok, Ahn, Sunghee, Nguyen, Canh Van, Jung, Kwang-Deog

“…This study explores the fabrication and characterization of mesoporous nitrogen-doped carbon replicas (MNCs) as Ru catalyst supports for CO2 hydrogenation to…”
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An Efficient and Practical System for the Synthesis of N,N‐Dimethylformamide by CO2 Hydrogenation using a Heterogeneous Ru Catalyst: From Batch to Continuous Flow by Gunasekar, Gunniya Hariyanandam, Padmanaban, Sudakar, Park, Kwangho, Jung, Kwang‐Deog, Yoon, Sungho

“…In the context of CO2 utilization, a number of CO2 conversion methods have been identified in laboratory‐scale research; however, only a very few…”
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Stabilization of Pt at the inner wall of hollow spherical SiO2 generated from Pt/hollow spherical SiC for sulfuric acid decomposition by Khan, Hassnain Abbas, Natarajan, Prakash, Jung, Kwang-Deog

“…Hollow SiC supported Platinum catalyst: Pt nano particles encapsulated into hollow sphere SiC(Pt/hSiC) have been prepared by polyol method. Facile synthesis…”
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Structural effect of Nitrogen/Carbon on the stability of anchored Ru catalysts for CO2 hydrogenation to formate by Jaleel, Ahsan, Haider, Arsalan, Nguyen, Canh Van, Lee, Kyung Rok, Choung, Seokhyun, Han, Jeong Woo, Baek, Seo-Hyeon, Shin, Chae-Ho, Jung, Kwang-Deog

“…[Display omitted] •N-doped carbon supports for RuCl3 catalysts were investigated for CO2 hydrogenation.•The total N and pyrrolic-N contents decreased at higher…”
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A comparative study for gas-phase dehydration of glycerol over H-zeolites by Kim, Yong Tae, Jung, Kwang-Deog, Park, Eun Duck

“…[Display omitted] ▶ H-ferrierite (55) showed the highest selectivity to acrolein. ▶ The glycerol conversion was strongly dependent on the external surface…”
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NNN Pincer‐functionalized Porous Organic Polymer Supported Ru(III) as a Heterogeneous Catalyst for Levulinic Acid Hydrogenation to γ‐Valerolactone by Park, Kwangho, Padmanaban, Sudakar, Kim, Seong‐Hoon, Jung, Kwang‐Deog, Yoon, Sungho

“…A novel porous organic polymer that incorporates NNN pincer type of ligand, i. e., 2,6‐Bis(pyrazol‐3‐yl)pyridine, (3‐bpp‐POP) is prepared via solvent‐knitting…”
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Synthesis of Pt/mesoporous SiC-15 and its catalytic performance for sulfuric acid decomposition by Khan, Hassnain Abbas, Natarajan, Prakash, Jung, Kwang-Deog

“…[Display omitted] •Pt/mSiC-15 is prepared by Pt impregnation on SiC replica of SBA-15.•Pt/mSiC-15 is relatively active and stable as compared to Pt/SBA-15.•The…”
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Synergistic effect of nano-Pt and Ni spine for HER in alkaline solution: hydrogen spillover from nano-Pt to Ni spine by Abbas, Syed Asad, Kim, Seong-Hoon, Iqbal, Muhammad Ibrahim, Muhammad, Shoaib, Yoon, Won-Sub, Jung, Kwang-Deog

“…The design of active, stable, and cost-effective electrocatalysts for the H 2 evolution reaction (HER) in alkaline conditions is important for electrochemical…”
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Phase transformation of ZrO2 by Si incorporation and catalytic activity for isopropyl alcohol dehydration and dehydrogenation by Min, Hyung-Ki, Kim, Young Woo, Kim, Chansong, Ibrahim, Ismail A.M., Han, Jeong Woo, Suh, Young-Woong, Jung, Kwang-Deog, Park, Min Bum, Shin, Chae-Ho

“…[Display omitted] •Phase change of ZrO2 from tetragonal to monoclinic by Si incorporation.•Experimental demonstration for the formation of high-surface-area…”
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Preparation Scheme of Active Pt/SiC Catalyst and Its Phase Changes During Sulfuric Acid Decomposition to Produce Hydrogen in the SI Cycle by Khan, Hassnain Abbas, Jung, Kwang-Deog

“…The Pt/SiC-AP catalyst is prepared by the polyol method using acid treated SiC for sulfuric acid (SA) decomposition, which exhibits the highest activity and…”
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Vapor-liquid equilibria in the 1-methylpyrrolidine + 1-butylimidazole binary system: Experimental measurements and theoretical modelling by Usosky, Denis, Aharkov, Vladyslav, Rok Lee, Kyung, Jung, Kwang-Deog, Lee, Ung

“…[Display omitted] •NRTL-HOC, UNIQUAC, Van Laar, and Wilson models showed decent VLE predictions in the low-pressure region but moderate performance in the…”
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Hydrogenation of CO2 to formates on ruthenium(III) coordinated on melamine polymer network by Jaleel, Ahsan, Kim, Seong-Hoon, Natarajan, Prakash, Gunasekar, Gunniya Hariyanandam, Park, Kwangho, Yoon, Sungho, Jung, Kwang-Deog

“…[Display omitted] •Melamine polymer network (MPN), Ru(III) complexing support, is prepared.•Triazine of MPN affords –N– and –NH sites for complexing…”
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Application of Spiky Nickel Nanoparticles to Hydrogen Evolution Reaction by Abbas, Syed Asad, Ma, Ahyeon, Seo, Dongho, Lim, Yun Ji, Jung, Kwang‐Deog, Nam, Ki Min

“…The development of an efficient water splitting catalyst is a requirement for sustainable hydrogen production. Ni catalysts with different shapes were prepared…”
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Investigating the Catalytic Deactivation of a Pd Catalyst during the Continuous Hydrogenation of CO2 into Formate Using a Trickle-Bed Reactor by Kwangho Park, Kyung Rok Lee, Sunghee Ahn, Hongjin Park, Seokyeong Moon, Sungho Yoon, Kwang-Deog Jung

“…The practical application of formic acid production through the hydrogenation of CO2 has garnered significant attention in efforts to tackle the challenges…”
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Sulfuric acid decomposition on the Pt/n-SiC catalyst for SI cycle to produce hydrogen by Noh, Seong-Cheol, Lee, Seoung Young, Shul, Yong Gun, Jung, Kwang-Deog

“…The sulfuric acid decomposition should be performed in the wide temperature ranges from 550 °C to 950 °C to absorb the sensible heat of He in SI process…”
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Protocol to operate a large-scale CO2 hydrogenation process for formic acid production by Bae, Jihoon, Park, Kwangho, Usosky, Denis, Jung, Kwang-Deog, Lee, Ung, Kim, Changsoo

“…Formic acid is a viable product of CO2 utilization. Here, we present a protocol for designing and operating a pilot-scale formic acid production plant with a…”
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Surface Modification of η–Al2O3 by SiO2 Impregnation to Enhance Methanol Dehydration Activity by Jo, Hoyong, Jung, Heon, Park, Jinwon, Jung, Kwang‐Deog

“…Silica impregnated η‐Al2O3 catalysts (Si(number)Al) were prepared for methanol dehydration, with the number indicating the Si wt % added to η‐Al2O3. The…”
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Molecular Rh(III) and Ir(III) Catalysts Immobilized on Bipyridine-Based Covalent Triazine Frameworks for the Hydrogenation of CO2 to Formate by Gunniya Hariyanandam Gunasekar, Kwangho Park, Hyeonseok Jeong, Kwang-Deog Jung, Kiyoung Park, Sungho Yoon

“…The catalytic reactivity of molecular Rh(III)/Ir(III) catalysts immobilized on two- and three-dimensional Bipyridine-based Covalent Triazine Frameworks…”
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