Chang‐Ho Ra

1.4k total citations · 1 hit paper
15 papers, 1.2k citations indexed

About

Chang‐Ho Ra is a scholar working on Electrical and Electronic Engineering, Materials Chemistry and Biomedical Engineering. According to data from OpenAlex, Chang‐Ho Ra has authored 15 papers receiving a total of 1.2k indexed citations (citations by other indexed papers that have themselves been cited), including 11 papers in Electrical and Electronic Engineering, 10 papers in Materials Chemistry and 2 papers in Biomedical Engineering. Recurrent topics in Chang‐Ho Ra's work include 2D Materials and Applications (6 papers), Advanced Memory and Neural Computing (5 papers) and Graphene research and applications (4 papers). Chang‐Ho Ra is often cited by papers focused on 2D Materials and Applications (6 papers), Advanced Memory and Neural Computing (5 papers) and Graphene research and applications (4 papers). Chang‐Ho Ra collaborates with scholars based in South Korea, United States and Japan. Chang‐Ho Ra's co-authors include Won Jong Yoo, E. H. Hwang, Youngbin Lee, Jong Hyeok Park, Jeong Ho Cho, Jeong Kwon, Jong‐Hyun Ahn, Daeyeong Lee, Huamin Li and Kwang Young Lee and has published in prestigious journals such as Advanced Materials, ACS Nano and Scientific Reports.

In The Last Decade

Chang‐Ho Ra

15 papers receiving 1.2k citations

Hit Papers

High‐Performance Perovskite–Graphene Hybrid Photodetector 2014 2026 2018 2022 2014 250 500 750
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.

  1. High‐Performance Perovskite–Graphene Hybrid Photodetector
    2014 778 citations Youngbin Lee, Jeong Kwon et al. Advanced Materials profile →

Peers

Chang‐Ho Ra
JaeGwan Chung South Korea
Shufang Wang China
Ziyao Zhou China
Chan Wook Jang South Korea
Sung Kwan Lim South Korea
Rosanna Mastria Italy
Gi‐Beom Cha South Korea
Kevin J. Rietwyk Australia
Pushpa Raj Pudasaini United States
Koeng Su Lim South Korea
JaeGwan Chung South Korea
Chang‐Ho Ra
Citations per year, relative to Chang‐Ho Ra Chang‐Ho Ra (= 1×) peers JaeGwan Chung

Countries citing papers authored by Chang‐Ho Ra

Since Specialization
Citations

This map shows the geographic impact of Chang‐Ho Ra'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 Chang‐Ho Ra with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Chang‐Ho Ra more than expected).

Fields of papers citing papers by Chang‐Ho Ra

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Chang‐Ho Ra. 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 Chang‐Ho Ra. The network helps show where Chang‐Ho Ra may publish in the future.

Co-authorship network of co-authors of Chang‐Ho Ra

This figure shows the co-authorship network connecting the top 25 collaborators of Chang‐Ho Ra. A scholar is included among the top collaborators of Chang‐Ho Ra 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 Chang‐Ho Ra. Chang‐Ho Ra is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

15 of 15 papers shown
1.
Ra, Chang‐Ho, et al.. (2025). Impact of Interconnect on Ferroelectric FinFET-Based Logic-in-Memory Circuits at 3-nm Technology Node. IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems. 44(12). 4691–4700. 1 indexed citations
2.
3.
Ra, Chang‐Ho, et al.. (2024). Logic-in-memory application of ferroelectric-based WS2-channel field-effect transistors for improved area and energy efficiency. npj 2D Materials and Applications. 8(1). 5 indexed citations
4.
Kang, Myounggon, et al.. (2023). Analysis of Logic-in-Memory Full Adder Circuit With Floating Gate Field Effect Transistor (FGFET). IEEE Access. 11. 97778–97785. 5 indexed citations
5.
Park, Jihun, Chang‐Ho Ra, Jae‐Won Lim, & Jongwook Jeon. (2022). Device and Circuit Analysis of Double Gate Field Effect Transistor with Mono-Layer WS2-Channel at Sub-2 nm Technology Node. Nanomaterials. 12(13). 2299–2299. 2 indexed citations
6.
Kim, Chang Sik, Inyong Moon, Kwang Young Lee, et al.. (2020). High‐Electric‐Field‐Induced Phase Transition and Electrical Breakdown of MoTe2. Advanced Electronic Materials. 6(3). 38 indexed citations
7.
Yang, Zheng, Chang Sik Kim, Kwang Young Lee, et al.. (2019). A Fermi‐Level‐Pinning‐Free 1D Electrical Contact at the Intrinsic 2D MoS2–Metal Junction. Advanced Materials. 31(25). e1808231–e1808231. 149 indexed citations
8.
Ra, Chang‐Ho, Min Sup Choi, Daeyeong Lee, & Won Jong Yoo. (2016). Effects of Plasma Treatment on Contact Resistance and Sheet Resistance of Graphene FET. Journal of the Korean institute of surface engineering. 49(2). 152–158. 1 indexed citations
9.
Lee, Youngbin, Jeong Kwon, E. H. Hwang, et al.. (2015). Graphene Photodetectors: High–Performance Perovskite–Graphene Hybrid Photodetector (Adv. Mater. 1/2015). Advanced Materials. 27(1). 188–188. 4 indexed citations
10.
Li, Huamin, Daeyeong Lee, Min Sup Choi, et al.. (2014). Metal-Semiconductor Barrier Modulation for High Photoresponse in Transition Metal Dichalcogenide Field Effect Transistors. Scientific Reports. 4(1). 4041–4041. 119 indexed citations
11.
Lee, Youngbin, Jeong Kwon, E. H. Hwang, et al.. (2014). High‐Performance Perovskite–Graphene Hybrid Photodetector. Advanced Materials. 27(1). 41–46. 778 indexed citations breakdown →
12.
Li, Huamin, Daeyeong Lee, Deshun Qu, et al.. (2013). Gate-controlled Schottky barrier modulation for superior photoresponse of MoS<inf>2</inf> field effect transistor. 6. 19.6.1–19.6.4. 3 indexed citations
13.
Lee, Daeyeong, et al.. (2012). Si-Compatible Cleaning Process for Graphene Using Low-Density Inductively Coupled Plasma. ACS Nano. 6(5). 4410–4417. 85 indexed citations
14.
15.
Li, Huamin, Chang‐Ho Ra, Gang Zhang, et al.. (2009). Frequency and Temperature Dependence of the Dielectric Properties of a PCB Substrate for Advanced Packaging Applications. Journal of the Korean Physical Society. 54(3). 1096–1099. 38 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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