W. S. Koh

2.5k total citations · 1 hit paper
37 papers, 2.1k citations indexed

About

W. S. Koh is a scholar working on Electrical and Electronic Engineering, Atomic and Molecular Physics, and Optics and Biomedical Engineering. According to data from OpenAlex, W. S. Koh has authored 37 papers receiving a total of 2.1k indexed citations (citations by other indexed papers that have themselves been cited), including 29 papers in Electrical and Electronic Engineering, 12 papers in Atomic and Molecular Physics, and Optics and 9 papers in Biomedical Engineering. Recurrent topics in W. S. Koh's work include Thin-Film Transistor Technologies (11 papers), Silicon and Solar Cell Technologies (8 papers) and Gyrotron and Vacuum Electronics Research (6 papers). W. S. Koh is often cited by papers focused on Thin-Film Transistor Technologies (11 papers), Silicon and Solar Cell Technologies (8 papers) and Gyrotron and Vacuum Electronics Research (6 papers). W. S. Koh collaborates with scholars based in Singapore, United States and Taiwan. W. S. Koh's co-authors include Yuriy Akimov, Hong‐Son Chu, Lin Wu, L. K. Ang, Kostya Ostrikov, Thomas J. T. Kwan, Shoutian Ren, Y. Y. Lau, T. J. T. Kwan and W. J. Ding and has published in prestigious journals such as Applied Physics Letters, PLoS ONE and Physical Review B.

In The Last Decade

W. S. Koh

37 papers receiving 2.0k 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.

Highly sensitive graphene biosensors based on surface plasmon resonance

2010 804 citations Lin Wu, Hong‐Son Chu et al. Optics Express profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
W. S. Koh Singapore	17	1.2k	1.1k	568	463	446	37	2.1k
Denis G. Baranov Russia	31	1.2k 1.0×	2.0k 1.8×	967 1.7×	1.3k 2.8×	2.1k 4.7×	67	3.6k
Roberto Li Voti Italy	27	476 0.4×	850 0.8×	432 0.8×	466 1.0×	386 0.9×	134	2.0k
Amin Abdolvand United Kingdom	23	798 0.7×	675 0.6×	502 0.9×	215 0.5×	688 1.5×	111	1.8k
J. M. Saiz Spain	19	483 0.4×	902 0.8×	337 0.6×	706 1.5×	452 1.0×	105	1.6k
Bernd Gruska Germany	9	544 0.5×	299 0.3×	280 0.5×	270 0.6×	302 0.7×	23	1.1k
Daniel Franta Czechia	25	955 0.8×	553 0.5×	828 1.5×	229 0.5×	371 0.8×	138	2.1k
Alexander Yu. Petrov Germany	28	1.5k 1.3×	578 0.5×	463 0.8×	636 1.4×	1.9k 4.3×	123	3.0k
Hiroo Yugami Japan	23	1.0k 0.9×	503 0.4×	663 1.2×	401 0.9×	716 1.6×	108	2.3k
Mark Keevers Australia	16	1.8k 1.5×	474 0.4×	908 1.6×	103 0.2×	499 1.1×	41	2.3k

Countries citing papers authored by W. S. Koh

Since Specialization

Citations

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

Fields of papers citing papers by W. S. Koh

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by W. S. Koh. 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 W. S. Koh. The network helps show where W. S. Koh may publish in the future.

Co-authorship network of co-authors of W. S. Koh

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

All Works

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20 of 20 papers shown

Koh, W. S., et al.. (2023). Outdoor environmental comfort evaluation for retail planning in a tropical business district using Integrated Environmental Modeller. PLoS ONE. 18(3). e0282106–e0282106. 3 indexed citations

Koh, W. S., et al.. (2022). Evaluating the impact of tree morphologies and planting densities on outdoor thermal comfort in tropical residential precincts in Singapore. Building and Environment. 221. 109268–109268. 37 indexed citations

Koh, W. S., et al.. (2019). Effectively modeling surface temperature and evaluating mean radiant temperature in tropical outdoor industrial environments. Building and Environment. 169. 106277–106277. 10 indexed citations

Goh, Wei Peng, Zi‐En Ooi, Subodh G. Mhaisalkar, & W. S. Koh. (2016). Quantifying the Usefulness of Oxide-Encapsulated Silver Nanoparticles in Semiconducting Films. Plasmonics. 12(6). 1673–1683. 2 indexed citations

Ding, W. J., Z. M. Sheng, & W. S. Koh. (2013). High-field half-cycle terahertz radiation from relativistic laser interaction with thin solid targets. Applied Physics Letters. 103(20). 34 indexed citations

Koh, W. S., et al.. (2013). The Potential of Graphene as an ITO Replacement in Organic Solar Cells: An Optical Perspective. IEEE Journal of Selected Topics in Quantum Electronics. 20(1). 36–42. 35 indexed citations

Koh, W. S., Mihir Pant, Yuriy Akimov, Wei Peng Goh, & Yuning Li. (2011). Three-Dimensional Optoelectronic Model for Organic Bulk Heterojunction Solar Cells. IEEE Journal of Photovoltaics. 1(1). 84–92. 22 indexed citations

Akimov, Yuriy & W. S. Koh. (2011). Tolerance study of nanoparticle enhancement for thin-film silicon solar cells. Applied Physics Letters. 99(6). 11 indexed citations

Ang, L. K., et al.. (2011). Two-dimensional electromagnetic Child–Langmuir law of a short-pulse electron flow. Physics of Plasmas. 18(2). 12 indexed citations

10.

Wu, Lin, et al.. (2010). Highly sensitive graphene biosensors based on surface plasmon resonance. Optics Express. 18(14). 14395–14395. 804 indexed citations breakdown →

11.

Akimov, Yuriy & W. S. Koh. (2010). Resonant and nonresonant plasmonic nanoparticle enhancement for thin-film silicon solar cells. Nanotechnology. 21(23). 235201–235201. 169 indexed citations

12.

Akimov, Yuriy & W. S. Koh. (2010). Optimization of light-trapping in thin-film solar cells enhanced with plasmonic nanoparticles. 311. 1–5. 1 indexed citations

13.

Akimov, Yuriy, et al.. (2010). Nanoparticle-enhanced thin film solar cells: Metallic or dielectric nanoparticles?. Applied Physics Letters. 96(7). 73111–73111. 133 indexed citations

14.

Akimov, Yuriy, W. S. Koh, & Kostya Ostrikov. (2009). Enhancement of optical absorption in thin-film solar cells through the excitation of higher-order nanoparticle plasmon modes. Optics Express. 17(12). 10195–10195. 210 indexed citations

15.

Koh, W. S. & L. K. Ang. (2008). Quantum model of space–charge-limited field emission in a nanogap. Nanotechnology. 19(23). 235402–235402. 26 indexed citations

16.

Bai, Ping, et al.. (2008). Carbon nanotube Schottky diode: an atomic perspective. Nanotechnology. 19(11). 115203–115203. 20 indexed citations

17.

Koh, W. S. & L. K. Ang. (2007). Two-dimensional space-charge-limited flows in a crossed-field gap. Applied Physics Letters. 90(14). 12 indexed citations

18.

Koh, W. S., L. K. Ang, & Thomas J. T. Kwan. (2006). Multidimensional short-pulse space-charge-limited flow. Physics of Plasmas. 13(6). 14 indexed citations

19.

Koh, W. S. & L. K. Ang. (2006). Transition of field emission to space-charge-limited emission in a nanogap. Applied Physics Letters. 89(18). 26 indexed citations

20.

Koh, W. S. & L. K. Ang. (2004). SIMULATION OF HIGH CURRENT FIELD EMISSION FROM VERTICALLY WELL-ALIGNED METALLIC CARBON NANOTUBES. International Journal of Nanoscience. 3(04n05). 677–684. 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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