Timothy C. Merkel

3.3k total citations · 1 hit paper
24 papers, 2.8k citations indexed

About

Timothy C. Merkel is a scholar working on Mechanical Engineering, Water Science and Technology and Biomedical Engineering. According to data from OpenAlex, Timothy C. Merkel has authored 24 papers receiving a total of 2.8k indexed citations (citations by other indexed papers that have themselves been cited), including 24 papers in Mechanical Engineering, 12 papers in Water Science and Technology and 6 papers in Biomedical Engineering. Recurrent topics in Timothy C. Merkel's work include Membrane Separation and Gas Transport (24 papers), Membrane Separation Technologies (12 papers) and Carbon Dioxide Capture Technologies (7 papers). Timothy C. Merkel is often cited by papers focused on Membrane Separation and Gas Transport (24 papers), Membrane Separation Technologies (12 papers) and Carbon Dioxide Capture Technologies (7 papers). Timothy C. Merkel collaborates with scholars based in United States, Japan and United Kingdom. Timothy C. Merkel's co-authors include Benny D. Freeman, Richard W. Baker, Michele Galizia, Zachary P. Smith, Won Seok, Zhenjie He, Haiqing Lin, Lloyd S. White, Tony Wu and Ingo Pinnau and has published in prestigious journals such as Macromolecules, Chemical Engineering Journal and Journal of Materials Chemistry A.

In The Last Decade

Timothy C. Merkel

24 papers receiving 2.7k 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.

50th Anniversary Perspective: Polymers and Mixed Matrix Membranes for Gas and Vapor Separation: A Review and Prospective Opportunities

2017 798 citations Michele Galizia, Won Seok et al. Macromolecules profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Timothy C. Merkel United States	22	2.5k	944	941	551	521	24	2.8k
Giovanni Golemme Italy	22	2.3k 0.9×	869 0.9×	1.3k 1.3×	536 1.0×	583 1.1×	52	3.1k
Bee Ting Low Singapore	12	2.1k 0.8×	827 0.9×	981 1.0×	427 0.8×	355 0.7×	13	2.3k
Alessio Fuoco Italy	26	2.5k 1.0×	811 0.9×	1.4k 1.5×	602 1.1×	366 0.7×	62	3.0k
Elisa Esposito Italy	24	2.0k 0.8×	657 0.7×	1.1k 1.2×	452 0.8×	279 0.5×	46	2.3k
Maria‐Chiara Ferrari United Kingdom	20	1.8k 0.7×	541 0.6×	999 1.1×	471 0.9×	451 0.9×	62	2.2k
Tim Merkel United States	9	1.8k 0.7×	526 0.6×	658 0.7×	265 0.5×	405 0.8×	15	1.9k
G. K. Fleming United States	12	1.8k 0.7×	611 0.6×	632 0.7×	436 0.8×	504 1.0×	15	2.2k
Kaaeid Lokhandwala United States	6	1.4k 0.6×	506 0.5×	483 0.5×	226 0.4×	272 0.5×	8	1.5k
V. V. Teplyakov Russia	22	1.2k 0.5×	370 0.4×	424 0.5×	285 0.5×	388 0.7×	120	1.7k
Zhenjie He United States	19	1.1k 0.4×	380 0.4×	560 0.6×	383 0.7×	242 0.5×	24	1.4k

Countries citing papers authored by Timothy C. Merkel

Since Specialization

Citations

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

Fields of papers citing papers by Timothy C. Merkel

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Timothy C. Merkel

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

Baker, Richard W., et al.. (2018). CO₂ Capture from Cement Plants and Steel Mills Using Membranes. Industrial & Engineering Chemistry Research. 57(47). 15963–15970. 108 indexed citations

Yavari, Milad, Minfeng Fang, Hien Nguyen, et al.. (2018). Dioxolane-Based Perfluoropolymers with Superior Membrane Gas Separation Properties. Macromolecules. 51(7). 2489–2497. 66 indexed citations

Galizia, Michele, Won Seok, Zachary P. Smith, et al.. (2017). 50th Anniversary Perspective: Polymers and Mixed Matrix Membranes for Gas and Vapor Separation: A Review and Prospective Opportunities. Macromolecules. 50(20). 7809–7843. 798 indexed citations breakdown →

Fang, Minfeng, Zhenjie He, Timothy C. Merkel, & Yoshiyuki Okamoto. (2017). High-performance perfluorodioxolane copolymer membranes for gas separation with tailored selectivity enhancement. Journal of Materials Chemistry A. 6(2). 652–658. 62 indexed citations

Fang, Minfeng, Yoshiyuki Okamoto, Yasuhiro Koike, Zhenjie He, & Timothy C. Merkel. (2016). Gas separation membranes prepared with copolymers of perfluoro(2-methylene-4,5-dimethyl-1,3-dioxlane) and chlorotrifluoroethylene. Journal of Fluorine Chemistry. 188. 18–22. 22 indexed citations

Lin, Haiqing, et al.. (2015). CO2-selective membranes for hydrogen production and CO2 capture – Part II: Techno-economic analysis. Journal of Membrane Science. 493. 794–806. 95 indexed citations

White, Lloyd S., et al.. (2015). Extended flue gas trials with a membrane-based pilot plant at a one-ton-per-day carbon capture rate. Journal of Membrane Science. 496. 48–57. 100 indexed citations

Okamoto, Yoshiyuki, Kotaro Koike, František Mikeš, et al.. (2015). New amorphous perfluoro polymers: perfluorodioxolane polymers for use as plastic optical fibers and gas separation membranes. Polymers for Advanced Technologies. 27(1). 33–41. 21 indexed citations

Lin, Haiqing, et al.. (2014). CO2-selective membranes for hydrogen production and CO2 capture – Part I: Membrane development. Journal of Membrane Science. 457. 149–161. 141 indexed citations

10.

Lin, Haiqing, Scott M. Thompson, Karl Amo, et al.. (2014). Membrane selective exchange process for dilute methane recovery. Journal of Membrane Science. 469. 11–18. 9 indexed citations

11.

Okamoto, Yoshiyuki, Hao Zhang, František Mikeš, et al.. (2014). New perfluoro-dioxolane-based membranes for gas separations. Journal of Membrane Science. 471. 412–419. 46 indexed citations

12.

Lin, Haiqing, Meijuan Zhou, Jennifer Ly, et al.. (2013). Membrane-Based Oxygen-Enriched Combustion. Industrial & Engineering Chemistry Research. 52(31). 10820–10834. 71 indexed citations

13.

Lin, Haiqing, Scott M. Thompson, J.G. Wijmans, et al.. (2012). Dehydration of natural gas using membranes. Part I: Composite membranes. Journal of Membrane Science. 413-414. 70–81. 151 indexed citations

14.

Merkel, Timothy C., Xiaotong Wei, Zhenjie He, et al.. (2012). Selective Exhaust Gas Recycle with Membranes for CO₂ Capture from Natural Gas Combined Cycle Power Plants. Industrial & Engineering Chemistry Research. 52(3). 1150–1159. 112 indexed citations

15.

Low, Bee Ting, Li Zhao, Timothy C. Merkel, M. Weber, & Detlef Stolten. (2012). A parametric study of the impact of membrane materials and process operating conditions on carbon capture from humidified flue gas. Journal of Membrane Science. 431. 139–155. 89 indexed citations

16.

Prabhakar, Rajeev, et al.. (2005). Sorption and Transport Properties of Propane and Perfluoropropane in Poly(dimethylsiloxane) and Poly(1-trimethylsilyl-1-propyne). Macromolecules. 38(5). 1899–1910. 57 indexed citations

17.

Andrady, Anthony L., Timothy C. Merkel, & Lora Toy. (2004). Effect of Particle Size on Gas Permeability of Filled Superglassy Polymers. Macromolecules. 37(11). 4329–4331. 51 indexed citations

18.

Merkel, Timothy C., Zhenjie He, Ingo Pinnau, et al.. (2003). Effect of Nanoparticles on Gas Sorption and Transport in Poly(1-trimethylsilyl-1-propyne). Macromolecules. 36(18). 6844–6855. 229 indexed citations

19.

Merkel, Timothy C., Zhenjie He, Ingo Pinnau, et al.. (2003). Sorption and Transport in Poly(2,2-bis(trifluoromethyl)-4,5-difluoro-1,3-dioxole-co-tetrafluoroethylene) Containing Nanoscale Fumed Silica. Macromolecules. 36(22). 8406–8414. 105 indexed citations

20.

Merkel, Timothy C.. (2001). Mixed-gas permeation of syngas components in poly(dimethylsiloxane) and poly(1-trimethylsilyl-1-propyne) at elevated temperatures. Journal of Membrane Science. 191(1-2). 85–94. 195 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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