C. C. Ahn

4.4k total citations · 3 hit papers
44 papers, 3.6k citations indexed

About

C. C. Ahn is a scholar working on Electrical and Electronic Engineering, Materials Chemistry and Atomic and Molecular Physics, and Optics. According to data from OpenAlex, C. C. Ahn has authored 44 papers receiving a total of 3.6k indexed citations (citations by other indexed papers that have themselves been cited), including 23 papers in Electrical and Electronic Engineering, 22 papers in Materials Chemistry and 18 papers in Atomic and Molecular Physics, and Optics. Recurrent topics in C. C. Ahn's work include Semiconductor materials and interfaces (12 papers), Semiconductor materials and devices (12 papers) and Electron and X-Ray Spectroscopy Techniques (11 papers). C. C. Ahn is often cited by papers focused on Semiconductor materials and interfaces (12 papers), Semiconductor materials and devices (12 papers) and Electron and X-Ray Spectroscopy Techniques (11 papers). C. C. Ahn collaborates with scholars based in United States, France and Sweden. C. C. Ahn's co-authors include Brent Fultz, Jason Graetz, Rachid Yazami, D. H. Pearson, C. Witham, Jie Liu, Daniel T. Colbert, K. A. Smith, Andrew G. Rinzler and R. E. Smalley and has published in prestigious journals such as Physical Review Letters, Physical review. B, Condensed matter and Applied Physics Letters.

In The Last Decade

C. C. Ahn

42 papers receiving 3.5k 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.

Hydrogen adsorption and cohesive energy of single-walled carbon nanotubes

1999 739 citations C. C. Ahn, C. Witham et al. Applied Physics Letters profile →
Highly Reversible Lithium Storage in Nanostructured Silicon

2003 591 citations Jason Graetz, C. C. Ahn et al. Electrochemical and Solid-State Letters profile →
White lines andd-electron occupancies for the 3dand 4dtransition metals

1993 355 citations D. H. Pearson, C. C. Ahn et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
C. C. Ahn United States	20	2.0k	1.8k	686	565	462	44	3.6k
Ryo Ishikawa Japan	38	2.6k 1.4×	2.0k 1.1×	800 1.2×	509 0.9×	286 0.6×	152	4.7k
Roberto C. Longo United States	32	1.9k 0.9×	2.3k 1.2×	585 0.9×	660 1.2×	440 1.0×	120	3.6k
F. P. Netzer Austria	35	2.9k 1.5×	1.7k 0.9×	456 0.7×	1.2k 2.1×	203 0.4×	121	4.3k
L.-C. Duda Sweden	33	1.1k 0.6×	3.2k 1.7×	1.4k 2.1×	657 1.2×	636 1.4×	102	4.8k
R. A. Zuhr United States	32	2.0k 1.0×	2.3k 1.3×	689 1.0×	435 0.8×	488 1.1×	148	4.2k
Mark K. Debe United States	31	2.2k 1.1×	6.6k 3.6×	833 1.2×	762 1.3×	130 0.3×	85	8.6k
S. Thevuthasan United States	29	1.7k 0.9×	1.0k 0.6×	522 0.8×	353 0.6×	155 0.3×	82	2.7k
Toru Asaka Japan	28	2.0k 1.0×	1.5k 0.8×	1.1k 1.6×	238 0.4×	347 0.8×	200	3.7k
Shingo Tanaka Japan	31	2.1k 1.1×	1.3k 0.7×	370 0.5×	488 0.9×	113 0.2×	172	3.3k
Tobias U. Schülli France	31	1.3k 0.7×	1.4k 0.8×	384 0.6×	797 1.4×	213 0.5×	147	2.9k

Countries citing papers authored by C. C. Ahn

Since Specialization

Citations

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

Fields of papers citing papers by C. C. Ahn

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of C. C. Ahn

This figure shows the co-authorship network connecting the top 25 collaborators of C. C. Ahn. A scholar is included among the top collaborators of C. C. Ahn 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 C. C. Ahn. C. C. Ahn 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

Purewal, Justin, J. Brandon Keith, C. C. Ahn, et al.. (2009). Adsorption and melting of hydrogen in potassium-intercalated graphite. Physical Review B. 79(5). 32 indexed citations

Purewal, Justin, Houria Kabbour, John J. Vajo, C. C. Ahn, & Brent Fultz. (2009). Pore size distribution and supercritical hydrogen adsorption in activated carbon fibers. Nanotechnology. 20(20). 204012–204012. 22 indexed citations

Dailly, Anne, et al.. (2005). Purification of carbon single-wall nanotubes by potassium intercalation and exfoliation. Applied Physics A. 80(4). 717–722. 8 indexed citations

Bowman, R. C., Son‐Jong Hwang, C. C. Ahn, & John J. Vajo. (2004). NMR and X-ray Diffraction Studies of Phases in the Destabilized LiH-Si System. MRS Proceedings. 837. 7 indexed citations

Ahn, C. C., et al.. (2004). Thin oxide degradation from HDP-CVD oxide deposition in 300mm process. 349–353. 2 indexed citations

Graetz, Jason, C. C. Ahn, Rachid Yazami, & Brent Fultz. (2003). Highly Reversible Lithium Storage in Nanostructured Silicon. Electrochemical and Solid-State Letters. 6(9). A194–A194. 591 indexed citations breakdown →

Hightower, Adrian, C. C. Ahn, Brent Fultz, & Peter Rez. (2000). Electron energy-loss spectrometry on lithiated graphite. Applied Physics Letters. 77(2). 238–240. 72 indexed citations

Hightower, Adrian, P. Delcroix, G. Le Caër, et al.. (2000). A [sup 119]Sn Mossbauer Spectrometry Study of Li-SnO Anode Materials for Li-Ion Cells. Journal of The Electrochemical Society. 147(1). 1–1. 30 indexed citations

Ahn, C. C., et al.. (1999). Carbon as a high capacity solid state storage medium for hydrogen. 598. 67–71.

10.

Ahn, C. C., C. Witham, Brent Fultz, et al.. (1999). Hydrogen adsorption and cohesive energy of single-walled carbon nanotubes. Applied Physics Letters. 74(16). 2307–2309. 739 indexed citations breakdown →

11.

Smart, Marshall C., B. V. Ratnakumar, S. Surampudi, et al.. (1999). Irreversible Capacities of Graphite in Low‐Temperature Electrolytes for Lithium‐Ion Batteries. Journal of The Electrochemical Society. 146(11). 3963–3969. 176 indexed citations

12.

Ahn, C. C., et al.. (1998). Hydrogen desorption and adsorption measurements on graphite nanofibers. Applied Physics Letters. 73(23). 3378–3380. 182 indexed citations

13.

Croke, E. T., John J. Vajo, A. T. Hunter, et al.. (1998). Stabilizing the surface morphology of Si1−x−yGexCy/Si heterostructures grown by molecular beam epitaxy through the use of a silicon-carbide source. Journal of Vacuum Science & Technology B Microelectronics and Nanometer Structures Processing Measurement and Phenomena. 16(4). 1937–1942. 5 indexed citations

14.

Ahn, C. C., et al.. (1997). In situ real-time analysis of alloy film composition and segregation dynamics with parallel detection reflection electron energy loss spectroscopy. Applied Physics Letters. 71(18). 2653–2655. 1 indexed citations

15.

Croke, E. T., A. T. Hunter, C. C. Ahn, et al.. (1997). Control of composition and crystallinity in the molecular beam epitaxy of strain-compensated Si1 − − Ge C alloys on Si. Journal of Crystal Growth. 175-176. 486–492. 8 indexed citations

16.

Fultz, Brent, et al.. (1996). Incipient chemical instabilities of nanophase Fe-Cu alloys prepared by mechanical alloying. Metallurgical and Materials Transactions A. 27(10). 2934–2946. 15 indexed citations

17.

Ahn, C. C., Hong Liu, J. Eckert, Brent Fultz, & W. L. Johnson. (1992). Energy filtered imaging of nanophase materials. Proceedings annual meeting Electron Microscopy Society of America. 50(2). 1196–1197. 2 indexed citations

18.

Adams, P. M., R. C. Bowman, C. C. Ahn, et al.. (1992). Structural characterization of SimGen strained layer superlattices. Journal of Applied Physics. 71(9). 4305–4313. 7 indexed citations

19.

Pearson, D. H., Brent Fultz, & C. C. Ahn. (1988). Measurements of 3d state occupancy in transition metals using electron energy loss spectrometry. Applied Physics Letters. 53(15). 1405–1407. 146 indexed citations

20.

Nieh, C. W., Fenfen Xiong, C. C. Ahn, et al.. (1987). Formation of Buried Oxide in Mev Oxygen Implanted Silicon. MRS Proceedings. 107. 1 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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