R. C. Armstrong

2.9k total citations · 1 hit paper
19 papers, 2.4k citations indexed

About

R. C. Armstrong is a scholar working on Fluid Flow and Transfer Processes, Computational Mechanics and Biomedical Engineering. According to data from OpenAlex, R. C. Armstrong has authored 19 papers receiving a total of 2.4k indexed citations (citations by other indexed papers that have themselves been cited), including 10 papers in Fluid Flow and Transfer Processes, 5 papers in Computational Mechanics and 4 papers in Biomedical Engineering. Recurrent topics in R. C. Armstrong's work include Rheology and Fluid Dynamics Studies (10 papers), Characterization and Applications of Magnetic Nanoparticles (2 papers) and Fluid Dynamics and Turbulent Flows (2 papers). R. C. Armstrong is often cited by papers focused on Rheology and Fluid Dynamics Studies (10 papers), Characterization and Applications of Magnetic Nanoparticles (2 papers) and Fluid Dynamics and Turbulent Flows (2 papers). R. C. Armstrong collaborates with scholars based in United States, Canada and Italy. R. C. Armstrong's co-authors include Ole Hassager, R. Byron Bird, Robert A. Brown, Antony N. Beris, John Tsamopoulos, R.A. Brown, Lidia M. Quinzani, A. J. Swallow, Gareth H. McKinley and Edward W. Merrill and has published in prestigious journals such as Journal of Fluid Mechanics, Physics Today and AIChE Journal.

In The Last Decade

R. C. Armstrong

18 papers receiving 2.3k 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.

Dynamics of polymeric liquids: Fluid mechanics

1987 1.1k citations R. Byron Bird, R. C. Armstrong et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
R. C. Armstrong United States	13	1.4k	964	589	380	364	19	2.4k
Gianni Astarita Italy	27	799 0.6×	733 0.8×	757 1.3×	314 0.8×	437 1.2×	99	2.3k
J.M. Rallison United Kingdom	29	1.9k 1.4×	2.1k 2.2×	990 1.7×	836 2.2×	465 1.3×	48	3.8k
Hershel Markovitz United States	22	1.1k 0.8×	306 0.3×	466 0.8×	410 1.1×	766 2.1×	47	1.9k
Francesco Greco Italy	36	1.9k 1.4×	969 1.0×	1.6k 2.7×	897 2.4×	832 2.3×	116	3.7k
Catherine Barentin France	21	479 0.3×	632 0.7×	402 0.7×	589 1.6×	87 0.2×	43	1.8k
Yogesh M. Joshi India	29	752 0.5×	171 0.2×	613 1.0×	878 2.3×	484 1.3×	117	2.5k
Alessandro Gomez United States	40	1.7k 1.2×	2.7k 2.8×	1.1k 1.9×	499 1.3×	42 0.1×	122	5.1k
Safa Jamali United States	21	498 0.4×	363 0.4×	189 0.3×	612 1.6×	126 0.3×	53	1.4k
P. Snabre France	21	192 0.1×	269 0.3×	364 0.6×	361 0.9×	75 0.2×	59	1.4k
Sylvie Cohen‐Addad France	26	444 0.3×	526 0.5×	345 0.6×	1.6k 4.1×	161 0.4×	49	2.2k

Countries citing papers authored by R. C. Armstrong

Since Specialization

Citations

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

Fields of papers citing papers by R. C. Armstrong

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of R. C. Armstrong

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

All Works

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19 of 19 papers shown

Quinzani, Lidia M., R. C. Armstrong, & R.A. Brown. (1995). Use of coupled birefringence and LDV studies of flow through a planar contraction to test constitutive equations for concentrated polymer solutions. Journal of Rheology. 39(6). 1201–1228. 77 indexed citations

Ramalingam, Suresh & R. C. Armstrong. (1993). Analysis of isothermal spinning of liquid-crystalline polymers. Journal of Rheology. 37(6). 1141–1169. 23 indexed citations

Armstrong, R. C., et al.. (1993). A constitutive equation for liquid‐crystalline polymer solutions. Journal of Rheology. 37(3). 413–441. 58 indexed citations

Hassager, Ole, R. C. Armstrong, & R. Byron Bird. (1990). Limitation on the use of the retarded motion expansion. Journal of Non-Newtonian Fluid Mechanics. 34(2). 241–245. 7 indexed citations

Quinzani, Lidia M., Gareth H. McKinley, R.A. Brown, & R. C. Armstrong. (1990). Modeling the rheology of polyisobutylene solutions. Journal of Rheology. 34(5). 705–748. 154 indexed citations

Marrucci, G., et al.. (1989). Dynamics of polymeric liquids. Volume 2: Kinetic Theory By R. Ryron Bird, Charles F. Curtis, Robert C. Armstrong, and Ole Hassager, John Wiley & Sons, Inc., New York, 2nd Ed., 1987, 437 + xxi pp.. AIChE Journal. 35(8). 1399–1402.

Armstrong, R. C., et al.. (1987). The rotation of a suspended axisymmetric ellipsoid in a magnetic field. Rheologica Acta. 26(2). 152–161. 34 indexed citations

Armstrong, R. C., et al.. (1987). Dynamics of polymeric liquids: Kinetic theory. 225 indexed citations

Armstrong, R. C., et al.. (1987). Experimental studies of suspended ferromagnetic fibers in a magnetic field. Rheologica Acta. 26(2). 162–171. 8 indexed citations

10.

Bird, R. Byron, R. C. Armstrong, & Ole Hassager. (1987). Dynamics of polymeric liquids: Fluid mechanics. 1075 indexed citations breakdown →

11.

Beris, Antony N., John Tsamopoulos, R. C. Armstrong, & Robert A. Brown. (1985). Creeping motion of a sphere through a Bingham plastic. Journal of Fluid Mechanics. 158. 219–244. 363 indexed citations

12.

Beris, Antony N., R. C. Armstrong, & Robert A. Brown. (1983). Perturbation theory for viscoelastic fluids between eccentric rotating cylinders. Journal of Non-Newtonian Fluid Mechanics. 13(2). 109–148. 59 indexed citations

13.

Armstrong, R. C., et al.. (1978). Dynamics of Polymeric Liquids, Vols. 1 and 2. Physics Today. 31(2). 54–57. 72 indexed citations

14.

Merrill, Edward W., Kurt A. Smith, & R. C. Armstrong. (1975). Drag Reduction in Turbulent Flow of Polymer Solutions.. 41 indexed citations

15.

Armstrong, R. C.. (1969). Correlation of Results from Pulse Radiolysis and Gamma-radiation: Repair Processes in a Macromolecule Irradiated in Solution. International Journal of Radiation Biology and Related Studies in Physics Chemistry and Medicine. 16(2). 197–200. 2 indexed citations

16.

Adams, G.E., et al.. (1969). Pulse radiolysis of sulphur compounds. Part 3.—Repair by hydrogen transfer of a macromolecule irradiated in aqueous solution. Transactions of the Faraday Society. 65(0). 732–742. 53 indexed citations

17.

Armstrong, R. C. & A. J. Swallow. (1969). Pulse- and Gamma-Radiolysis of Aqueous Solutions of Tryptophan. Radiation Research. 40(3). 563–563. 110 indexed citations

18.

Armstrong, R. C.. (1968). A third dissociation constant for tryptophan. Biochimica et Biophysica Acta (BBA) - General Subjects. 158(1). 174–176. 4 indexed citations

19.

Armstrong, R. C. & A. Charlesby. (1967). The Role of Tryptophan in the Inactivation of Deoxyribonuclease. International Journal of Radiation Biology and Related Studies in Physics Chemistry and Medicine. 12(6). 523–534. 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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