Nicholas E. Gallopoulos

2.3k total citations · 1 hit paper
18 papers, 1.5k citations indexed

About

Nicholas E. Gallopoulos is a scholar working on Mechanical Engineering, Automotive Engineering and Fluid Flow and Transfer Processes. According to data from OpenAlex, Nicholas E. Gallopoulos has authored 18 papers receiving a total of 1.5k indexed citations (citations by other indexed papers that have themselves been cited), including 9 papers in Mechanical Engineering, 5 papers in Automotive Engineering and 5 papers in Fluid Flow and Transfer Processes. Recurrent topics in Nicholas E. Gallopoulos's work include Lubricants and Their Additives (6 papers), Advanced Combustion Engine Technologies (5 papers) and Vehicle emissions and performance (4 papers). Nicholas E. Gallopoulos is often cited by papers focused on Lubricants and Their Additives (6 papers), Advanced Combustion Engine Technologies (5 papers) and Vehicle emissions and performance (4 papers). Nicholas E. Gallopoulos collaborates with scholars based in United States and Poland. Nicholas E. Gallopoulos's co-authors include Robert A. Frosch, Norman D. Brinkman, A. S. P. Solomon, David L. Hilden, Richard L. Klimisch, Robert M. Siewert, Roger Krieger, John A. Pinson, J.C. Summers and James A. Spearot and has published in prestigious journals such as Scientific American, SAE technical papers on CD-ROM/SAE technical paper series and Progress in Industrial Ecology An International Journal.

In The Last Decade

Nicholas E. Gallopoulos

18 papers receiving 1.3k 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.

Strategies for Manufacturing

1989 1.2k citations Robert A. Frosch, Nicholas E. Gallopoulos Scientific American profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Nicholas E. Gallopoulos United States	10	811	767	266	247	196	18	1.5k
Suren Erkman Switzerland	16	453 0.6×	455 0.6×	137 0.5×	293 1.2×	182 0.9×	25	1.2k
Andreas Kicherer Germany	13	77 0.1×	215 0.3×	130 0.5×	227 0.9×	74 0.4×	18	1.2k
Axel Tuma Germany	25	470 0.6×	565 0.7×	23 0.1×	393 1.6×	702 3.6×	61	2.3k
Michele Rosano Australia	18	103 0.1×	476 0.6×	136 0.5×	106 0.4×	171 0.9×	45	1.4k
Leenard Baas Sweden	10	494 0.6×	475 0.6×	183 0.7×	198 0.8×	62 0.3×	29	1.0k
Satoshi Ohnishi Japan	21	624 0.8×	559 0.7×	182 0.7×	535 2.2×	109 0.6×	34	1.4k
Hsien H. Khoo Singapore	25	59 0.1×	318 0.4×	107 0.4×	435 1.8×	365 1.9×	50	1.9k
Rita van der Vorst United Kingdom	13	108 0.1×	475 0.6×	25 0.1×	91 0.4×	101 0.5×	20	1.0k
Bengt Steen Sweden	18	77 0.1×	204 0.3×	29 0.1×	519 2.1×	183 0.9×	35	1.7k
Anne P.M. Velenturf United Kingdom	17	353 0.4×	913 1.2×	95 0.4×	198 0.8×	151 0.8×	32	1.8k

Countries citing papers authored by Nicholas E. Gallopoulos

Since Specialization

Citations

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

Fields of papers citing papers by Nicholas E. Gallopoulos

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Nicholas E. Gallopoulos. 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 Nicholas E. Gallopoulos. The network helps show where Nicholas E. Gallopoulos may publish in the future.

Co-authorship network of co-authors of Nicholas E. Gallopoulos

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

All Works

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18 of 18 papers shown

Gallopoulos, Nicholas E.. (2006). Industrial ecology: an overview. Progress in Industrial Ecology An International Journal. 3(1/2). 10–10. 7 indexed citations

Krieger, Roger, Robert M. Siewert, John A. Pinson, et al.. (1997). Diesel Engines: One Option to Power Future Personal Transportation Vehicles. SAE technical papers on CD-ROM/SAE technical paper series. 1. 42 indexed citations

Frosch, Robert A. & Nicholas E. Gallopoulos. (1989). Strategies for Manufacturing. Scientific American. 261(3). 144–152. 1243 indexed citations breakdown →

Gallopoulos, Nicholas E.. (1982). U. S. Automotive Fuels — 1982 Shapes a New Outlook. SAE technical papers on CD-ROM/SAE technical paper series. 1. 4 indexed citations

Gallopoulos, Nicholas E., et al.. (1977). Future automotive fuels: Prospects, performance, perspective. 6 indexed citations

Gallopoulos, Nicholas E., et al.. (1977). Future Automotive Fuels. 10 indexed citations

Spearot, James A. & Nicholas E. Gallopoulos. (1976). Concentrations of Nitrogen Oxides in Crankcase Gases. SAE technical papers on CD-ROM/SAE technical paper series. 1. 5 indexed citations

Brinkman, Norman D., et al.. (1975). Exhaust Emissions, Fuel Economy, and Driveability of Vehicles Fueled with Alcohol-Gasoline Blends. SAE technical papers on CD-ROM/SAE technical paper series. 1. 51 indexed citations

Gallopoulos, Nicholas E., et al.. (1974). A Rotary Engine Test to Evaluate Lubricants for Control of Rotor Deposits. SAE technical papers on CD-ROM/SAE technical paper series. 1. 4 indexed citations

10.

Gallopoulos, Nicholas E.. (1974). Temperatures of Fluids In Passenger Car Power Trains. SAE technical papers on CD-ROM/SAE technical paper series. 1. 9 indexed citations

11.

Gallopoulos, Nicholas E., J.C. Summers, & Richard L. Klimisch. (1973). Effects of Engine Oil Composition on the Activity of Exhaust Emissions Oxidation Catalysts. SAE technical papers on CD-ROM/SAE technical paper series. 1. 15 indexed citations

12.

Gallopoulos, Nicholas E., et al.. (1971). Interactions Between a Zinc Dialkylphosphorodithioate and Lubricating Oil Dispersants. A S L E Transactions. 14(1). 1–7. 41 indexed citations

13.

Gallopoulos, Nicholas E.. (1971). Projected Lubricant Requirements of Engines Operating with Lead-Free Gasoline. SAE technical papers on CD-ROM/SAE technical paper series. 7 indexed citations

14.

Gallopoulos, Nicholas E.. (1970). Engine Oil Thickening in High-Speed Passenger Car Service. SAE technical papers on CD-ROM/SAE technical paper series. 1. 23 indexed citations

15.

Gallopoulos, Nicholas E., et al.. (1967). Friction Characteristics of Some Automatic Transmission Fluid Components. A S L E Transactions. 10(1). 102–114. 11 indexed citations

16.

Gallopoulos, Nicholas E.. (1967). Hydrogen Bonding between Alcohols and Motor Oil Dispersants. I&EC Product Research and Development. 6(1). 36–39. 6 indexed citations

17.

Gallopoulos, Nicholas E.. (1964). Thermal Decomposition of Metal Dialkyldithiophosphate Oil Blends. A S L E Transactions. 7(1). 55–63. 34 indexed citations

18.

Gallopoulos, Nicholas E.. (1962). Use of the Isoteniscope to Determine the Thermal Decomposition of Lubricants. SAE technical papers on CD-ROM/SAE technical paper series. 1. 7 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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