Ja Hun Kwak

15.2k total citations · 5 hit papers
173 papers, 13.1k citations indexed

About

Ja Hun Kwak is a scholar working on Materials Chemistry, Catalysis and Mechanical Engineering. According to data from OpenAlex, Ja Hun Kwak has authored 173 papers receiving a total of 13.1k indexed citations (citations by other indexed papers that have themselves been cited), including 136 papers in Materials Chemistry, 84 papers in Catalysis and 38 papers in Mechanical Engineering. Recurrent topics in Ja Hun Kwak's work include Catalytic Processes in Materials Science (104 papers), Catalysis and Oxidation Reactions (64 papers) and Zeolite Catalysis and Synthesis (31 papers). Ja Hun Kwak is often cited by papers focused on Catalytic Processes in Materials Science (104 papers), Catalysis and Oxidation Reactions (64 papers) and Zeolite Catalysis and Synthesis (31 papers). Ja Hun Kwak collaborates with scholars based in United States, South Korea and China. Ja Hun Kwak's co-authors include János Szanyi, Charles H. F. Peden, Do Heui Kim, Libor Kovařík, Jian Zhi Hu, Jong‐Hyun Lee, Russell G. Tonkyn, Lawrence F. Allard, Donghai Mei and Haiyang Zhu and has published in prestigious journals such as Science, Journal of the American Chemical Society and Angewandte Chemie International Edition.

In The Last Decade

Ja Hun Kwak

171 papers receiving 13.0k citations

Hit Papers

align trajectories sort by overperformance

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Coordinatively Unsaturated Al ³⁺ Centers as Binding Sites for Active Catalyst Phases of Platinum on γ-Al ₂ O ₃

2009 886 citations Ja Hun Kwak, Jian Zhi Hu et al. profile →
Excellent activity and selectivity of Cu-SSZ-13 in the selective catalytic reduction of NOx with NH3

2010 707 citations Ja Hun Kwak, János Szanyi et al. profile →
Low-temperature carbon monoxide oxidation catalysed by regenerable atomically dispersed palladium on alumina

2014 537 citations Ja Hun Kwak, Charles H. F. Peden et al. Nature Communications profile →
Enhanced activity and stability of Pt catalysts on functionalized graphene sheets for electrocatalytic oxygen reduction

2009 520 citations Ja Hun Kwak, Yong Wang et al. profile →
Effects of hydrothermal aging on NH3-SCR reaction over Cu/zeolites

2012 467 citations Ja Hun Kwak, János Szanyi et al. profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Ja Hun Kwak United States	55	9.9k	5.8k	2.9k	2.3k	2.3k	173	13.1k
Atsushi Satsuma Japan	61	8.7k 0.9×	5.4k 0.9×	2.1k 0.7×	2.9k 1.3×	2.5k 1.1×	274	12.3k
Guanzhong Lu China	65	13.5k 1.4×	8.6k 1.5×	3.8k 1.3×	3.6k 1.6×	1.8k 0.8×	327	16.4k
Benjaram M. Reddy India	74	11.7k 1.2×	7.1k 1.2×	2.9k 1.0×	4.7k 2.0×	1.9k 0.8×	425	17.5k
Stuart H. Taylor United Kingdom	64	11.0k 1.1×	7.0k 1.2×	2.9k 1.0×	2.4k 1.1×	2.3k 1.0×	298	13.6k
Qian He China	61	9.7k 1.0×	4.5k 0.8×	5.8k 2.0×	1.9k 0.8×	1.8k 0.8×	334	15.3k
Zhaochi Feng China	68	12.0k 1.2×	3.9k 0.7×	6.6k 2.3×	1.9k 0.8×	3.9k 1.7×	257	16.5k
Tsunehiro Tanaka Japan	66	12.4k 1.3×	4.6k 0.8×	7.1k 2.4×	2.2k 1.0×	2.3k 1.0×	425	16.5k
Wenjie Shen China	59	11.7k 1.2×	7.5k 1.3×	3.7k 1.3×	2.5k 1.1×	1.9k 0.8×	262	14.8k
Lin Li China	60	8.6k 0.9×	5.1k 0.9×	4.4k 1.5×	2.4k 1.1×	1.4k 0.6×	219	12.8k
Ziyi Zhong China	70	11.1k 1.1×	4.8k 0.8×	3.9k 1.3×	4.5k 2.0×	1.5k 0.6×	319	17.5k

Countries citing papers authored by Ja Hun Kwak

Since Specialization

Citations

This map shows the geographic impact of Ja Hun Kwak's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Ja Hun Kwak with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Ja Hun Kwak more than expected).

Fields of papers citing papers by Ja Hun Kwak

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ja Hun Kwak. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Ja Hun Kwak. The network helps show where Ja Hun Kwak may publish in the future.

Co-authorship network of co-authors of Ja Hun Kwak

This figure shows the co-authorship network connecting the top 25 collaborators of Ja Hun Kwak. A scholar is included among the top collaborators of Ja Hun Kwak based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Ja Hun Kwak. Ja Hun Kwak is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Kim, Kwang Hyun, et al.. (2025). Phase-Dependent Structure Sensitivity of Pt/TiO₂ for CO Oxidation Reactions. The Journal of Physical Chemistry C. 129(28). 12827–12835.

Kim, K., Myohwa Ko, Sung‐Soo Yoon, et al.. (2025). Self-driven propylene epoxidation on modified titanium silicalite-1 by in situ generated hydrogen peroxide. Nature Communications. 16(1). 8636–8636.

Ko, Myohwa, et al.. (2025). Coupling furfural oxidation for bias-free hydrogen production using crystalline silicon photoelectrodes. Nature Communications. 16(1). 2701–2701. 7 indexed citations

Cheol, Eun, Jin Ho Lee, Jin Ho Lee, et al.. (2024). Selective Light Hydrocarbon Production from CO₂ Hydrogenation over Na/ZnFe₂O₄ and CHA-Zeolite Hybrid Catalysts. ACS Catalysis. 14(5). 3492–3503. 9 indexed citations

Jang, Se-Jin, Dong Gun Oh, Kwang Hyun Kim, et al.. (2024). Controlling the Phase Transformation of Alumina for Enhanced Stability and Catalytic Properties. Angewandte Chemie. 136(15). 2 indexed citations

Cheol, Eun, Dong Gun Oh, Eun Hyup Kim, et al.. (2023). A versatile hybrid catalyst platform of Na/ZnFe2O4 and zeolite for selective hydrocarbon production from CO2 hydrogenation. Chemical Engineering Journal. 470. 144335–144335. 11 indexed citations

Oh, Dong Gun, Hristiyan A. Aleksandrov, Iskra Z. Koleva, et al.. (2023). Understanding of Active Sites and Interconversion of Pd and PdO during CH4 Oxidation. Molecules. 28(4). 1957–1957. 11 indexed citations

Kim, Yongseon, Dong Gun Oh, Sung June Cho, Konstantin Khivantsev, & Ja Hun Kwak. (2023). Catalytic behavior of Pt single-atoms supported on CeO2. Catalysis Today. 425. 114298–114298. 8 indexed citations

Jang, Eun Jeong, et al.. (2023). Promotional effect of Mn on Pt/Al2O3 catalysts in HC, CO, and NOx oxidation for controlling diesel emission. Catalysis Today. 425. 114300–114300. 10 indexed citations

10.

Xu, Suochang, Nicholas R. Jaegers, Wenda Hu, et al.. (2021). High-Field One-Dimensional and Two-Dimensional ²⁷Al Magic-Angle Spinning Nuclear Magnetic Resonance Study of θ-, δ-, and γ-Al₂O₃ Dominated Aluminum Oxides: Toward Understanding the Al Sites in γ-Al₂O₃. ACS Omega. 6(5). 4090–4099. 39 indexed citations

11.

Ko, Myohwa, Yongseon Kim, Jinwoo Woo, et al.. (2021). Direct propylene epoxidation with oxygen using a photo-electro-heterogeneous catalytic system. Nature Catalysis. 5(1). 37–44. 131 indexed citations

12.

Lee, Jihyeon, Jihyeon Lee, Ji Hui Seo, et al.. (2020). Cu2O(100) surface as an active site for catalytic furfural hydrogenation. Applied Catalysis B: Environmental. 282. 119576–119576. 67 indexed citations

13.

Nguyen‐Huy, Chinh, Jihyeon Lee, Jihyeon Lee, et al.. (2019). Structure-dependent catalytic properties of mesoporous cobalt oxides in furfural hydrogenation. Applied Catalysis A General. 583. 117125–117125. 28 indexed citations

14.

Lee, Kyung Joo, Yongseon Kim, Jae Hwa Lee, et al.. (2017). Facile Synthesis and Characterization of Nanostructured Transition Metal/Ceria Solid Solutions (TM_xCe_1–xO_2−δ, TM = Mn, Ni, Co, or Fe) for CO Oxidation. Chemistry of Materials. 29(7). 2874–2882. 43 indexed citations

15.

Wang, Xiang, Hui Shi, Ja Hun Kwak, & János Szanyi. (2015). Mechanism of CO₂ Hydrogenation on Pd/Al₂O₃ Catalysts: Kinetics and Transient DRIFTS-MS Studies. ACS Catalysis. 5(11). 6337–6349. 434 indexed citations

16.

Kim, Byoung Chan, Jinwoo Lee, Wooyong Um, et al.. (2011). Magnetic mesoporous materials for removal of environmental wastes. Journal of Hazardous Materials. 192(3). 1140–1147. 82 indexed citations

17.

Lee, Jinwoo, Hyon Bin Na, Byoung Chan Kim, et al.. (2009). Magnetically-separable and highly-stable enzyme system based on crosslinked enzyme aggregates shipped in magnetite-coated mesoporous silica. Journal of Materials Chemistry. 19(42). 7864–7864. 39 indexed citations

18.

Lee, Jinwoo, Dohoon Lee, Eunkeu Oh, et al.. (2005). Preparation of a Magnetically Switchable Bio‐electrocatalytic System Employing Cross‐linked Enzyme Aggregates in Magnetic Mesocellular Carbon Foam. Angewandte Chemie. 117(45). 7593–7598. 23 indexed citations

19.

Szanyi, János, et al.. (2004). Adsorption, Coadsorption, and Reaction of Acetaldehyde and NO₂on Na−Y,FAU: An In Situ FTIR Investigation. The Journal of Physical Chemistry B. 108(44). 17050–17058. 17 indexed citations

20.

Ryoo, Ryong, Louis Charles de Ménorval, Ja Hun Kwak, & François Figuéras. (1993). Xenon-129 NMR spectrum of xenon in the .alpha.-cage of zeolite A during hydration and ion exchange. The Journal of Physical Chemistry. 97(16). 4124–4127. 5 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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