Changtae Hahn

2.5k total citations · 1 hit paper
30 papers, 1.7k citations indexed

About

Changtae Hahn is a scholar working on Cognitive Neuroscience, Psychiatry and Mental health and Physiology. According to data from OpenAlex, Changtae Hahn has authored 30 papers receiving a total of 1.7k indexed citations (citations by other indexed papers that have themselves been cited), including 13 papers in Cognitive Neuroscience, 13 papers in Psychiatry and Mental health and 10 papers in Physiology. Recurrent topics in Changtae Hahn's work include Functional Brain Connectivity Studies (13 papers), Dementia and Cognitive Impairment Research (11 papers) and Alzheimer's disease research and treatments (9 papers). Changtae Hahn is often cited by papers focused on Functional Brain Connectivity Studies (13 papers), Dementia and Cognitive Impairment Research (11 papers) and Alzheimer's disease research and treatments (9 papers). Changtae Hahn collaborates with scholars based in South Korea, United States and Belarus. Changtae Hahn's co-authors include Dai‐Jin Kim, Wang‐Youn Won, Min Jeong Kwon, Jung‐Ah Min, Jihye Choi, Xinyu Gu, Jae‐Woo Park, Hyun Kook Lim, Chang Uk Lee and Kook Jin Ahn and has published in prestigious journals such as Nature, PLoS ONE and Neuropsychopharmacology.

In The Last Decade

Changtae Hahn

29 papers receiving 1.6k citations

Hit Papers

align trajectories

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.

Development and Validation of a Smartphone Addiction Scale (SAS)

2013 1.1k citations Min Jeong Kwon, Wang‐Youn Won et al. PLoS ONE profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Changtae Hahn South Korea	14	995	508	350	247	232	30	1.7k
Doug Hyun Han South Korea	18	833 0.8×	460 0.9×	313 0.9×	321 1.3×	184 0.8×	49	1.4k
Li‐Ren Chang Taiwan	15	918 0.9×	458 0.9×	133 0.4×	293 1.2×	134 0.6×	29	1.4k
Bernd Lachmann Germany	20	1.1k 1.1×	524 1.0×	420 1.2×	324 1.3×	92 0.4×	32	2.0k
Sam‐Wook Choi South Korea	17	927 0.9×	313 0.6×	297 0.8×	513 2.1×	118 0.5×	36	2.0k
Jee Hyun Ha South Korea	14	871 0.9×	518 1.0×	98 0.3×	355 1.4×	203 0.9×	50	1.4k
Kadir Demirci Türkiye	14	1.2k 1.2×	545 1.1×	118 0.3×	405 1.6×	117 0.5×	37	2.0k
Sophia Achab Switzerland	22	1.1k 1.1×	470 0.9×	190 0.5×	761 3.1×	108 0.5×	61	1.8k
Jihye Choi South Korea	15	1.2k 1.2×	612 1.2×	190 0.5×	389 1.6×	53 0.2×	21	1.7k
Soo Churl Cho South Korea	17	705 0.7×	503 1.0×	543 1.6×	538 2.2×	616 2.7×	34	1.8k
Helen G. M. Vossen Netherlands	21	579 0.6×	422 0.8×	155 0.4×	376 1.5×	162 0.7×	44	1.4k

Countries citing papers authored by Changtae Hahn

Since Specialization

Citations

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

Fields of papers citing papers by Changtae Hahn

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Changtae Hahn. 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 Changtae Hahn. The network helps show where Changtae Hahn may publish in the future.

Co-authorship network of co-authors of Changtae Hahn

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Lee, Seung‐Koo, Changtae Hahn, Eunju Seong, & Hak Soo Choi. (2025). Reactive EEG Biomarkers for Diagnosis and Prognosis of Alzheimer's Disease and Mild Cognitive Impairment. Biosensors and Bioelectronics. 273. 117181–117181. 1 indexed citations

Kim, Young Jin, Hyo Min Lee, Changtae Hahn, et al.. (2024). Changes in dementia treatment patterns associated with changes in the National Policy in South Korea among patients with newly diagnosed Alzheimer’s disease between 2011 and 2017: results from the multicenter, retrospective CAPTAIN study. BMC Public Health. 24(1). 168–168. 6 indexed citations

Tejavibulya, Link, Max Rolison, Siyuan Gao, et al.. (2022). Predicting the future of neuroimaging predictive models in mental health. Molecular Psychiatry. 27(8). 3129–3137. 29 indexed citations

Greene, Abigail S., Xilin Shen, Stephanie Noble, et al.. (2022). Brain–phenotype models fail for individuals who defy sample stereotypes. Nature. 609(7925). 109–118. 78 indexed citations

Dufford, Alexander J., et al.. (2022). (Un)common space in infant neuroimaging studies: A systematic review of infant templates. Human Brain Mapping. 43(9). 3007–3016. 6 indexed citations

Jeong, Jo-Eun, et al.. (2019). Gender-Specific Association between Alcohol Consumption and Stress Perception, Depressed Mood, and Suicidal Ideation: The 2010–2015 KNHANES. Psychiatry Investigation. 16(5). 386–396. 19 indexed citations

Hahn, Changtae & Chang Uk Lee. (2019). Corrigendum: A Brief Review of Paradigm Shifts in Prevention of Alzheimer's Disease: From Cognitive Reserve to Precision Medicine. Frontiers in Psychiatry. 10. 1 indexed citations

Hahn, Changtae & Chang Uk Lee. (2019). A Brief Review of Paradigm Shifts in Prevention of Alzheimer’s Disease: From Cognitive Reserve to Precision Medicine. Frontiers in Psychiatry. 10. 786–786. 11 indexed citations

Hahn, Changtae, et al.. (2017). Association between mental health status and bone mineral density: Analysis of the 2008-2010 Korea national health and nutrition examination survey. PLoS ONE. 12(11). e0187425–e0187425. 9 indexed citations

10.

Hahn, Changtae, et al.. (2014). Sub-regional volumes changes of the corpus callosum in the drug naive patients with late-onset depression. Progress in Neuro-Psychopharmacology and Biological Psychiatry. 56. 46–51. 7 indexed citations

11.

Hahn, Changtae & Dai‐Jin Kim. (2014). Is there a shared neurobiology between aggression and Internet addiction disorder?. Journal of Behavioral Addictions. 3(1). 12–20. 37 indexed citations

12.

Hahn, Changtae, et al.. (2013). Apathy and White Matter Integrity in Alzheimer’s Disease: A Whole Brain Analysis with Tract-Based Spatial Statistics. PLoS ONE. 8(1). e53493–e53493. 62 indexed citations

13.

Kwon, Min Jeong, Wang‐Youn Won, Jae‐Woo Park, et al.. (2013). Development and Validation of a Smartphone Addiction Scale (SAS). PLoS ONE. 8(2). e56936–e56936. 1144 indexed citations breakdown →

14.

Lim, Hyun Kook, Seung Chul Hong, Won Sang Jung, et al.. (2012). Automated hippocampal subfields segmentation in late life depression. Journal of Affective Disorders. 143(1-3). 253–256. 29 indexed citations

15.

Lim, Hyun Kook, et al.. (2012). Automated Segmentation of Hippocampal Subfields in Drug-Naïve Patients with Alzheimer Disease. American Journal of Neuroradiology. 34(4). 747–751. 47 indexed citations

16.

Lim, Hyun Kook, Seung Chul Hong, Won Sang Jung, et al.. (2012). Automated Hippocampal Subfield Segmentation in Amnestic Mild Cognitive Impairments. Dementia and Geriatric Cognitive Disorders. 33(5). 327–333. 21 indexed citations

17.

Lim, Hyun Kook, Won Sang Jung, Kook Jin Ahn, et al.. (2012). Relationships between hippocampal shape and cognitive performances in drug-naïve patients with Alzheimer's disease. Neuroscience Letters. 516(1). 124–129. 21 indexed citations

18.

Lim, Hyun Kook, Seung Chul Hong, Won Sang Jung, et al.. (2012). Hippocampal shape and cognitive performance in amnestic mild cognitive impairment. Neuroreport. 23(6). 364–368. 11 indexed citations

19.

Hahn, Changtae, et al.. (2011). A Voxel-Based Morphometry of Gray Matter Volume Reduction in Patients with Mild Cognitive Impairment. 18(4). 232–238. 1 indexed citations

20.

Lim, Hyun Kook, Won Sang Jung, Kook Jin Ahn, et al.. (2011). Regional Cortical Thickness and Subcortical Volume Changes Are Associated with Cognitive Impairments in the Drug-Naive Patients with Late-Onset Depression. Neuropsychopharmacology. 37(3). 838–849. 92 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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