Iam‐Choon Khoo

1.7k total citations · 1 hit paper
35 papers, 1.2k citations indexed

About

Iam‐Choon Khoo is a scholar working on Atomic and Molecular Physics, and Optics, Electronic, Optical and Magnetic Materials and Electrical and Electronic Engineering. According to data from OpenAlex, Iam‐Choon Khoo has authored 35 papers receiving a total of 1.2k indexed citations (citations by other indexed papers that have themselves been cited), including 21 papers in Atomic and Molecular Physics, and Optics, 19 papers in Electronic, Optical and Magnetic Materials and 10 papers in Electrical and Electronic Engineering. Recurrent topics in Iam‐Choon Khoo's work include Liquid Crystal Research Advancements (16 papers), Advanced Fiber Laser Technologies (9 papers) and Photorefractive and Nonlinear Optics (9 papers). Iam‐Choon Khoo is often cited by papers focused on Liquid Crystal Research Advancements (16 papers), Advanced Fiber Laser Technologies (9 papers) and Photorefractive and Nonlinear Optics (9 papers). Iam‐Choon Khoo collaborates with scholars based in United States, Canada and China. Iam‐Choon Khoo's co-authors include Shin‐Tson Wu, R. Normandin, F. Simoni, Songlin Zhuang, Cesare Umeton, B. D. Guenther, Francis T. S. Yu, Michael Wood, Zhaogen Chen and Atsushi Shishido and has published in prestigious journals such as Optics Express, IEEE Journal of Quantum Electronics and John Wiley eBooks.

In The Last Decade

Iam‐Choon Khoo

32 papers receiving 1.2k citations

Hit Papers

Optics and Nonlinear Optics of Liquid Crystals 1993 2026 2004 2015 1993 200 400 600
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. Optics and Nonlinear Optics of Liquid Crystals
    1993 648 citations Iam‐Choon Khoo, Shin‐Tson Wu WORLD SCIENTIFIC eBooks profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
Iam‐Choon Khoo United States 9 860 614 363 284 144 35 1.2k
L. Lucchetti Italy 20 963 1.1× 652 1.1× 339 0.9× 293 1.0× 188 1.3× 88 1.3k
Giancarlo Abbate Italy 21 787 0.9× 927 1.5× 483 1.3× 344 1.2× 193 1.3× 109 1.5k
Alexei D. Kiselev Russia 19 705 0.8× 533 0.9× 243 0.7× 246 0.9× 121 0.8× 79 1000
M. I. Barnik Russia 20 880 1.0× 379 0.6× 160 0.4× 166 0.6× 154 1.1× 95 1.0k
A. Mazzulla Italy 25 1.3k 1.5× 1.3k 2.1× 660 1.8× 410 1.4× 236 1.6× 84 1.9k
P. Pagliusi Italy 22 913 1.1× 843 1.4× 430 1.2× 277 1.0× 216 1.5× 83 1.3k
Jack Kelly United States 22 1.3k 1.5× 663 1.1× 411 1.1× 220 0.8× 280 1.9× 84 1.5k
A. V. Sukhov Russia 16 786 0.9× 827 1.3× 467 1.3× 137 0.5× 72 0.5× 38 1.1k
M. Kreuzer Germany 14 439 0.5× 393 0.6× 125 0.3× 122 0.4× 97 0.7× 39 738
Oleksandr Buchnev United Kingdom 21 1.3k 1.5× 778 1.3× 312 0.9× 397 1.4× 253 1.8× 61 1.7k

Countries citing papers authored by Iam‐Choon Khoo

Since Specialization
Citations

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

Fields of papers citing papers by Iam‐Choon Khoo

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Iam‐Choon Khoo. 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 Iam‐Choon Khoo. The network helps show where Iam‐Choon Khoo may publish in the future.

Co-authorship network of co-authors of Iam‐Choon Khoo

This figure shows the co-authorship network connecting the top 25 collaborators of Iam‐Choon Khoo. A scholar is included among the top collaborators of Iam‐Choon Khoo 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 Iam‐Choon Khoo. Iam‐Choon Khoo 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.
Khoo, Iam‐Choon. (2023). Liquid crystals for optical switches, smart windows, reconfigurable/tunable meta-structures, micro-resonator coupling and plasmonic nanostructures. ScholarSphere (Penn State Libraries). 37. 39–39. 1 indexed citations
2.
3.
Jia, Yufei, et al.. (2019). Towards Wireless Addressable Optoelectronic Implants for Large-Scale Optogenetics. 340. 1–4. 1 indexed citations
4.
Kwon, Do‐Hoon, Douglas H. Werner, Iam‐Choon Khoo, Alexander V. Kildishev, & Vladimir M. Shalaev. (2007). Liquid crystal clad metamaterial with a tunable negative-zero-positive index of refraction. 2881–2884. 1 indexed citations
5.
Khoo, Iam‐Choon. (2004). Liquid Crystals VIII. 5518. 2 indexed citations
6.
Khoo, Iam‐Choon, et al.. (2003). Supra-photorefractivity in C60 and carbon-nanotubes-doped nematic liquid crystals. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 5213. 147–147.
7.
Khoo, Iam‐Choon, Yana Zhang, Ivan Divliansky, et al.. (2002). Widely tunable nonlinear liquid crystal-based photonic crystals. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 4799. 48–48. 1 indexed citations
8.
Khoo, Iam‐Choon, et al.. (2001). Communication-wavelength (1.55 μm) laser-induced refractive index change in nematic liquid crystalline films. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 4463. 87–87. 2 indexed citations
9.
Shishido, Atsushi, et al.. (2000). <title>All-optical polarization holography by means of nematic liquid crystal doped with azobenzene liquid crystal</title>. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 4107. 143–150. 1 indexed citations
10.
Khoo, Iam‐Choon, et al.. (2000). <title>Supra-nonlinear photosensitive liquid crystals for image processing, switchable holographic lens and optical limiting</title>. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 4107. 151–159. 2 indexed citations
11.
Khoo, Iam‐Choon, et al.. (1998). Nolinear optical liquid cored fiber array and liquid crystal film fo ps-cw frequency agile laser optical limiting application. Optics Express. 2(12). 471–471. 16 indexed citations
12.
Khoo, Iam‐Choon, et al.. (1998). Novel liquid-cored fiber and liquid crystal film for sensor protection against visible ps-cw lasers. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 3472. 30–30. 1 indexed citations
13.
Khoo, Iam‐Choon, F. Simoni, & Cesare Umeton. (1997). Novel optical materials and applications. John Wiley eBooks. 352. 40 indexed citations
14.
Guenther, B. D., Michael V. Wood, & Iam‐Choon Khoo. (1996). <title>Photorefractivity, phase conjugation, and thermal wave mixing effects in the visible and near-IR spectral region for dye and fullerence C60-doped nematic liquid crystals</title>. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 2854. 151–159. 1 indexed citations
15.
Khoo, Iam‐Choon, Hong Li, Liang Yu, & Kon‐Well Wang. (1995). <title>Photorefractivity and storage of holograhic gratings in dye- and fullerene-doped nematic liquid crystal film</title>. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 2529. 2–13. 1 indexed citations
16.
Khoo, Iam‐Choon, et al.. (1994). Nonlinear Optics and Optical Physics: Lecture Notes from Capri Spring School. Medical Entomology and Zoology. 11 indexed citations
17.
Khoo, Iam‐Choon & Shin‐Tson Wu. (1993). Optics and Nonlinear Optics of Liquid Crystals. WORLD SCIENTIFIC eBooks. 648 indexed citations breakdown →
18.
Khoo, Iam‐Choon, et al.. (1987). Probe beam amplification via degenerate optical wave mixing in a Kerr medium. IEEE Journal of Quantum Electronics. 23(11). 2020–2027. 6 indexed citations
19.
Khoo, Iam‐Choon. (1986). Dynamic gratings and the associated self diffractions and wavefront conjugation processes in nematic liquid crystals. IEEE Journal of Quantum Electronics. 22(8). 1268–1275. 32 indexed citations
20.
Khoo, Iam‐Choon & R. Normandin. (1985). The mechanism and dynamics of transient thermal grating diffraction in nematic liquid crystal films. IEEE Journal of Quantum Electronics. 21(4). 329–335. 80 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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