This map shows the geographic impact of Hak‐Ju Lee'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 Hak‐Ju Lee with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Hak‐Ju Lee more than expected).
This network shows the impact of papers produced by Hak‐Ju Lee. 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 Hak‐Ju Lee. The network helps show where Hak‐Ju Lee may publish in the future.
Co-authorship network of co-authors of Hak‐Ju Lee
This figure shows the co-authorship network connecting the top 25 collaborators of Hak‐Ju Lee.
A scholar is included among the top collaborators of Hak‐Ju Lee 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 Hak‐Ju Lee. Hak‐Ju Lee is excluded from
the visualization to improve readability, since they are connected to all nodes in the network.
Kim, Ji‐Seon, et al.. (2010). Skin Whitening and Skin Immune Activities of Different Parts of Acer mono and Acer okamotoanum. Journal of Korean Society of Forest Science. 99(4). 470–478.9 indexed citations
5.
Ha, Ji-Hye, et al.. (2009). Comparison of Biological Activities of Acer mono and A. okamotoanum Extracts by Water Extracton and Low Temperature High Pressure Extraction. Korean Journal of Medicinal Crop Science. 17(6). 407–411.2 indexed citations
6.
Lee, Hyeon-Yong, et al.. (2008). Prophylactic Uses of Probiotics as a Potential Alternative to Antimicrobials in Food Animals. Food Science and Biotechnology. 17(1). 191–194.5 indexed citations
7.
Lee, Hak‐Ju, et al.. (2007). Extractives from the Allium victorials. Journal of the Korean Forestry Society. 96(6). 620–624.5 indexed citations
8.
Choi, In‐Ho, Tae-Ho Choi, Young‐Ki Park, et al.. (2006). Studies on Biological Activity of Wood Extractives (XVII) - Components and Antioxidant activity of Alnus firma -. Journal of the Korean Wood Science and Technology. 34(2). 95–100.1 indexed citations
9.
Kim, Cheol‐Hee, Hyosung Kim, Min‐Chul Kwon, et al.. (2006). Increase Effect of Anticancer Activities on Rhodiola sachalinensis A. Bor by the Change of Extraction Process. Korean Journal of Medicinal Crop Science. 14(6). 317–321.2 indexed citations
10.
Kim, Cheol‐Hee, et al.. (2005). Screening of Anti-stress Activities in Extracts from Korean Medicinal Herbs. Korean Journal of Medicinal Crop Science. 13(2). 103–109.1 indexed citations
11.
Lee, Hak‐Ju, et al.. (2004). Constituents of Lindera Erythrocarpa Stem Bark. Natural Product Sciences. 10(5). 207–210.1 indexed citations
12.
Lee, Hak‐Ju, Sung-Suk Lee, & Don‐Ha Choi. (2003). Studies on Biological Activity of Wood Extractives(XII) Studies on Biological Activity of Wood Extractives(XII) Heartwood of Prunus Sargentii (2). Journal of the Korean Wood Science and Technology. 31(4). 16–23.2 indexed citations
13.
Lee, Hak‐Ju, et al.. (2003). Chemical Constituents from the Fruit Bodies of Tricholoma matsutake. Journal of the Korean Wood Science and Technology. 31(4). 63–70.1 indexed citations
14.
Lee, Hak‐Ju & Atsushi Kato. (2003). Extractives from the Sapwood of Betula maximowicziana. Journal of the Korean Wood Science and Technology. 31(2). 45–51.2 indexed citations
15.
Lee, Hak‐Ju, Yun‐Jeong Choi, Don‐Ha Choi, & In-Pyo Hong. (2003). Extractives of Pinus koraiensis wood. Journal of the Korean Wood Science and Technology. 31(5). 49–56.5 indexed citations
16.
Lee, Hak‐Ju, et al.. (2002). Extractives from the Bark of Sophora japonica L. Journal of the Korean Wood Science and Technology. 30(3). 42–47.2 indexed citations
17.
Lee, Sung-Suk, Hak‐Ju Lee, & Don‐Ha Choi. (2001). Studies on Biological Activity of Wood Extractives(VII) - Antimicrobial and Antioxidation Activities of Extractives from the Heartwood of Prunus sargentii -. Journal of the Korean Wood Science and Technology. 29(2). 140–145.4 indexed citations
18.
Lee, Hak‐Ju, et al.. (2001). Studies on Biological Activity of Wood Extractives(VI) - Flavonoids in heartwood of Prunus sargentii -. Journal of the Korean Wood Science and Technology. 29(2). 133–139.3 indexed citations
19.
Lee, Hak‐Ju, et al.. (2000). Studies on biological activity of wood extractives (V). Identification of flavonoids from the heartwood of Larix leptolepis and their antioxidative activities.. 28(3). 78–84.1 indexed citations
20.
Lee, Sung-Suk, Don‐Ha Choi, Hak‐Ju Lee, & Ha‐Young Kang. (2000). Studies on biological activity of wood extractives(II) - antimicrobial and antioxidative compound isolated from heartwood of Zelkova serrata.. Journal of the Korean Wood Science and Technology. 28(2). 32–41.4 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.