P.I. Richards

4.5k total citations · 1 hit paper
20 papers, 2.9k citations indexed

About

P.I. Richards is a scholar working on Atomic and Molecular Physics, and Optics, Aerospace Engineering and Mathematical Physics. According to data from OpenAlex, P.I. Richards has authored 20 papers receiving a total of 2.9k indexed citations (citations by other indexed papers that have themselves been cited), including 6 papers in Atomic and Molecular Physics, and Optics, 4 papers in Aerospace Engineering and 3 papers in Mathematical Physics. Recurrent topics in P.I. Richards's work include Nuclear reactor physics and engineering (3 papers), Computational Geometry and Mesh Generation (2 papers) and Nuclear Physics and Applications (2 papers). P.I. Richards is often cited by papers focused on Nuclear reactor physics and engineering (3 papers), Computational Geometry and Mesh Generation (2 papers) and Nuclear Physics and Applications (2 papers). P.I. Richards collaborates with scholars based in United States and Türkiye. P.I. Richards's co-authors include S. Goudsmit, R. Bruce Lindsay, Samuel S. Holland and Martin D. Torrey and has published in prestigious journals such as Science, Proceedings of the National Academy of Sciences and Journal of Applied Physics.

In The Last Decade

P.I. Richards

16 papers receiving 2.6k 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.

Shock Waves on the Highway

1956 2.7k citations P.I. Richards Operations Research profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
P.I. Richards United States	8	2.5k	1.9k	1.3k	527	334	20	2.9k
M. Rascle France	19	1.5k 0.6×	947 0.5×	533 0.4×	511 1.0×	115 0.3×	36	2.2k
Ken Nakanishi Japan	14	789 0.3×	570 0.3×	285 0.2×	246 0.5×	167 0.5×	32	1.2k
Paola Goatin France	25	1.2k 0.5×	731 0.4×	312 0.2×	512 1.0×	183 0.5×	94	1.7k
Shon Grabbe United States	21	317 0.1×	102 0.1×	66 0.1×	29 0.1×	147 0.4×	81	1.5k
Katalin M. Hangos Hungary	21	1.1k 0.4×	34 0.0×	43 0.0×	23 0.0×	116 0.3×	211	1.9k
Li United States	16	539 0.2×	40 0.0×	23 0.0×	34 0.1×	103 0.3×	334	1.4k
Richard A. Waltz United States	11	265 0.1×	19 0.0×	42 0.0×	47 0.1×	97 0.3×	15	1.3k
Francesco Rossi Italy	20	269 0.1×	48 0.0×	52 0.0×	103 0.2×	18 0.1×	100	1.3k
Dominique Orban Canada	16	388 0.2×	20 0.0×	37 0.0×	62 0.1×	33 0.1×	73	2.4k
Zhou Zhou China	17	190 0.1×	25 0.0×	48 0.0×	53 0.1×	42 0.1×	119	1.2k

Countries citing papers authored by P.I. Richards

Since Specialization

Citations

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

Fields of papers citing papers by P.I. Richards

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by P.I. Richards. 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 P.I. Richards. The network helps show where P.I. Richards may publish in the future.

Co-authorship network of co-authors of P.I. Richards

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

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

1.

Richards, P.I.. (1998). Be Your Own Spin Doctor. 1 indexed citations

2.

Richards, P.I.. (1967). Computing reliable power spectra. IEEE Spectrum. 4(1). 83–90. 28 indexed citations

3.

Richards, P.I.. (1967). Synthesizing transfer functions with two grounded pentodes. Proceedings of the IEEE. 55(4). 552–553. 1 indexed citations

4.

Richards, P.I.. (1967). Precedence Constraints and Arrow Diagrams. SIAM Review. 9(3). 548–553. 7 indexed citations

5.

Richards, P.I.. (1966). A Plea for Clarity. Science. 153(3743). 1468–1468. 1 indexed citations

6.

Richards, P.I., et al.. (1965). Numerical Integration of Large, Highly-Damped, Nonlinear Systems. SIAM Review. 7(3). 376–380. 10 indexed citations

7.

Goudsmit, S. & P.I. Richards. (1964). THE ORDER OF ELECTRON SHELLS IN IONIZED ATOMS. Proceedings of the National Academy of Sciences. 51(4). 664–671. 26 indexed citations

8.

Richards, P.I.. (1964). AVERAGES FOR POLYGONS FORMED BY RANDOM LINES. Proceedings of the National Academy of Sciences. 52(5). 1160–1164. 22 indexed citations

9.

Richards, P.I.. (1964). Conventions in Matrix Optics. American Journal of Physics. 32(11). 890–890.

10.

Richards, P.I.. (1963). Symmetry in Numerical Matrix Calculations. SIAM Review. 5(3). 234–248. 3 indexed citations

11.

Richards, P.I. & R. Bruce Lindsay. (1961). Manual of Mathematical Physics. Physics Today. 14(8). 51–52. 44 indexed citations

12.

Richards, P.I.. (1960). Numerical Stability and Unsteady Shock Waves. SIAM Review. 2(3). 208–216. 1 indexed citations

13.

Richards, P.I.. (1959). Radiative Transport from Point Sources in a Stratified Medium†. Journal of the Optical Society of America. 49(3). 245–245. 1 indexed citations

14.

Richards, P.I.. (1956). Shock Waves on the Highway. Operations Research. 4(1). 42–51. 2672 indexed citations breakdown →

15.

Richards, P.I.. (1956). Scattering from a Point Source in Plane Clouds*. Journal of the Optical Society of America. 46(11). 927–927. 7 indexed citations

16.

Holland, Samuel S. & P.I. Richards. (1956). Neutron Flux Spectra in Air. Journal of Applied Physics. 27(9). 1042–1050. 4 indexed citations

17.

Richards, P.I.. (1955). Multiple Isotropic Scattering. Physical Review. 100(2). 517–522. 7 indexed citations

18.

Holland, Samuel S. & P.I. Richards. (1955). PENETRATION OF NEUTRONS IN AIR. OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information). 1 indexed citations

19.

Richards, P.I., et al.. (1952). Masses of Lead and Bismuth. Physical Review. 85(4). 630–631. 4 indexed citations

20.

Richards, P.I., et al.. (1951). Mass Measurements with a Magnetic Time-of-Flight Mass Spectrometer. Physical Review. 84(4). 824–829. 22 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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