Ahmed A. Karim

2.6k total citations · 1 hit paper
48 papers, 1.8k citations indexed

About

Ahmed A. Karim is a scholar working on Cognitive Neuroscience, Neurology and Experimental and Cognitive Psychology. According to data from OpenAlex, Ahmed A. Karim has authored 48 papers receiving a total of 1.8k indexed citations (citations by other indexed papers that have themselves been cited), including 27 papers in Cognitive Neuroscience, 18 papers in Neurology and 9 papers in Experimental and Cognitive Psychology. Recurrent topics in Ahmed A. Karim's work include Transcranial Magnetic Stimulation Studies (17 papers), Neural and Behavioral Psychology Studies (13 papers) and EEG and Brain-Computer Interfaces (7 papers). Ahmed A. Karim is often cited by papers focused on Transcranial Magnetic Stimulation Studies (17 papers), Neural and Behavioral Psychology Studies (13 papers) and EEG and Brain-Computer Interfaces (7 papers). Ahmed A. Karim collaborates with scholars based in Germany, Egypt and United Kingdom. Ahmed A. Karim's co-authors include Niels Birbaumer, Paul Sauseng, Ben Godde, Eman M. Khedr, Radwa Khalil, Friedhelm C. Hummel, Kirstin-Friederike Heise, Elisa Mira Holz, Walter Gruber and Christian Gerloff and has published in prestigious journals such as Journal of Neuroscience, PLoS ONE and Current Biology.

In The Last Decade

Ahmed A. Karim

47 papers receiving 1.8k citations

Hit Papers

Brain Oscillatory Substrates of Visual Short-Term Memory ... 2009 2026 2014 2020 2009 100 200 300 400 500
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. Brain Oscillatory Substrates of Visual Short-Term Memory Capacity
    2009 539 citations Paul Sauseng, Ahmed A. Karim et al. profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Ahmed A. Karim Germany 18 1.3k 535 244 237 209 48 1.8k
Karen T. Reilly France 20 1.2k 0.9× 469 0.9× 133 0.5× 192 0.8× 285 1.4× 60 1.9k
Jorge Leite Portugal 21 767 0.6× 539 1.0× 332 1.4× 84 0.4× 128 0.6× 67 1.4k
Allan D. Wu United States 28 1.2k 0.9× 939 1.8× 289 1.2× 236 1.0× 320 1.5× 70 2.7k
Stefano Zago Italy 19 1.1k 0.9× 847 1.6× 164 0.7× 143 0.6× 304 1.5× 67 2.0k
Benjamin M. Hampstead United States 23 1.0k 0.8× 563 1.1× 219 0.9× 176 0.7× 80 0.4× 99 1.9k
Jürgen Bergmann Austria 24 1.0k 0.8× 440 0.8× 128 0.5× 120 0.5× 98 0.5× 50 1.7k
Andrea M. Loftus Australia 29 1.4k 1.1× 500 0.9× 177 0.7× 76 0.3× 197 0.9× 53 2.4k
Marco Sandrini Italy 26 1.9k 1.5× 1.5k 2.8× 212 0.9× 244 1.0× 220 1.1× 44 2.5k
Anke Ninija Karabanov Denmark 23 1.1k 0.9× 866 1.6× 136 0.6× 174 0.7× 116 0.6× 47 1.6k
Theodore P. Zanto United States 25 2.3k 1.8× 545 1.0× 471 1.9× 206 0.9× 166 0.8× 53 3.0k

Countries citing papers authored by Ahmed A. Karim

Since Specialization
Citations

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

Fields of papers citing papers by Ahmed A. Karim

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Ahmed A. Karim. 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 Ahmed A. Karim. The network helps show where Ahmed A. Karim may publish in the future.

Co-authorship network of co-authors of Ahmed A. Karim

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

All Works

20 of 20 papers shown
1.
Khedr, Eman M., et al.. (2025). Frequency and risk factors of sleep problems in Egyptian patients with multiple sclerosis. Frontiers in Neurology. 16. 1563041–1563041.
2.
Ahmed, Gellan K., et al.. (2024). Case report: Avoidant/restrictive food intake disorder after tonsillectomy. Frontiers in Psychiatry. 15. 1351056–1351056. 1 indexed citations
3.
Khalil, Radwa, Ahmed A. Karim, & Ben Godde. (2023). Less might be more: 1 mA but not 1.5 mA of tDCS improves tactile orientation discrimination. IBRO Neuroscience Reports. 15. 186–192. 2 indexed citations
4.
Khalil, Radwa, et al.. (2023). Individual differences and creative ideation: neuromodulatory signatures of mindset and response inhibition. Frontiers in Neuroscience. 17. 1238165–1238165. 5 indexed citations
5.
Khedr, Eman M., et al.. (2021). Case Report: Guillain–Barré Syndrome Associated With COVID-19. Frontiers in Neurology. 12. 678136–678136. 7 indexed citations
6.
Khalil, Radwa, Ben Godde, & Ahmed A. Karim. (2019). The Link Between Creativity, Cognition, and Creative Drives and Underlying Neural Mechanisms. Frontiers in Neural Circuits. 13. 18–18. 84 indexed citations
7.
Khalil, Radwa, Richard Tindle, Thomas Boraud, Ahmed A. Moustafa, & Ahmed A. Karim. (2018). Social decision making in autism: On the impact of mirror neurons, motor control, and imitative behaviors. CNS Neuroscience & Therapeutics. 24(8). 669–676. 51 indexed citations
8.
Khalil, Radwa, et al.. (2017). How Knowledge of Ancient Egyptian Women Can Influence Today’s Gender Role: Does History Matter in Gender Psychology?. Frontiers in Psychology. 7. 2053–2053. 7 indexed citations
9.
Daltrozzo, Jérôme, et al.. (2016). Effects of Transcranial Magnetic Stimulation on Body Perception: No Evidence for Specificity of the Right Temporo-Parietal Junction. Brain Topography. 29(5). 704–715. 6 indexed citations
10.
Coplan, Jeremy D., et al.. (2015). Neurobiology of Maternal Stress: Role of Social Rank and Central Oxytocin in Hypothalamic–Pituitary Adrenal Axis Modulation. Frontiers in Psychiatry. 6. 100–100. 10 indexed citations
11.
Khedr, Eman M., Noha Abo Elfetoh, Anwer M. Ali, et al.. (2014). Dual-Hemisphere Repetitive Transcranial Magnetic Stimulation for Rehabilitation of Poststroke Aphasia. Neurorehabilitation and neural repair. 28(8). 740–750. 80 indexed citations
12.
Khedr, Eman M., et al.. (2014). A Double-Blind Randomized Clinical Trial on the Efficacy of Cortical Direct Current Stimulation for the Treatment of Alzheimer’s Disease. Frontiers in Aging Neuroscience. 6. 275–275. 124 indexed citations
13.
Khedr, Eman M., et al.. (2014). Altered cortical excitability in anorexia nervosa. Neurophysiologie Clinique. 44(3). 291–299. 6 indexed citations
14.
Klein, Elise, Stefan Huber, Johannes Bloechle, et al.. (2013). Correction: Bilateral Bi-Cephalic Tdcs with Two Active Electrodes of the Same Polarity Modulates Bilateral Cognitive Processes Differentially. PLoS ONE. 8(8). 12 indexed citations
15.
Noreika, Valdas, Jennifer Windt, Bigna Lenggenhager, & Ahmed A. Karim. (2010). New perspectives for the study of lucid dreaming: From brain stimulation to philosophical theories of self-consciousness. International journal of dream research. 3(1). 36–45. 34 indexed citations
16.
Karim, Ahmed A., Markus Schneider, Martín Lotze, et al.. (2009). The Truth about Lying: Inhibition of the Anterior Prefrontal Cortex Improves Deceptive Behavior. Cerebral Cortex. 20(1). 205–213. 137 indexed citations
17.
Bensch, Michael, Ahmed A. Karim, Jürgen Mellinger, et al.. (2007). Nessi: An EEG-Controlled Web Browser for Severely Paralyzed Patients. Computational Intelligence and Neuroscience. 2007. 1–5. 61 indexed citations
18.
Karim, Ahmed A., Thilo Hinterberger, Jürgen Richter, et al.. (2006). Neural Internet: Web Surfing with Brain Potentials for the Completely Paralyzed. Neurorehabilitation and neural repair. 20(4). 508–515. 85 indexed citations
19.
Veit, Ralf, et al.. (2004). Improvement and Decline in Tactile Discrimination Behavior after Cortical Plasticity Induced by Passive Tactile Coactivation. Journal of Neuroscience. 24(2). 442–446. 92 indexed citations
20.
Al‐Quorain, Abdulaziz, et al.. (1997). Life events stress in functional dyspepsia: a case control study. European Journal of Gastroenterology & Hepatology. 9(1). 21–26. 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.

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