P.J. Root

4.2k total citations · 1 hit paper
8 papers, 3.3k citations indexed

About

P.J. Root is a scholar working on Ocean Engineering, Mechanical Engineering and Computational Mechanics. According to data from OpenAlex, P.J. Root has authored 8 papers receiving a total of 3.3k indexed citations (citations by other indexed papers that have themselves been cited), including 8 papers in Ocean Engineering, 6 papers in Mechanical Engineering and 1 paper in Computational Mechanics. Recurrent topics in P.J. Root's work include Reservoir Engineering and Simulation Methods (7 papers), Hydraulic Fracturing and Reservoir Analysis (6 papers) and Enhanced Oil Recovery Techniques (5 papers). P.J. Root is often cited by papers focused on Reservoir Engineering and Simulation Methods (7 papers), Hydraulic Fracturing and Reservoir Analysis (6 papers) and Enhanced Oil Recovery Techniques (5 papers). P.J. Root collaborates with scholars based in Switzerland, United States and United Kingdom. P.J. Root's co-authors include Joseph E. Warren, F. Skiba and Paul D. Newendorp and has published in prestigious journals such as Journal of Petroleum Technology, Society of Petroleum Engineers Journal and SPE Annual Technical Conference and Exhibition.

In The Last Decade

P.J. Root

7 papers receiving 3.0k 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.

The Behavior of Naturally Fractured Reservoirs

1963 3.3k citations Joseph E. Warren, P.J. Root Society of Petroleum Engineers Journal profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
P.J. Root Switzerland	5	2.6k	2.2k	1.2k	1.1k	557	8	3.3k
J. Geertsma Netherlands	15	2.0k 0.8×	1.8k 0.8×	434 0.4×	1.2k 1.2×	1.2k 2.1×	16	3.1k
R. Raghavan United States	41	6.3k 2.4×	5.7k 2.6×	1.4k 1.2×	1.3k 1.2×	805 1.4×	195	6.8k
L. K. Thomas Norway	24	1.3k 0.5×	1.3k 0.6×	488 0.4×	603 0.6×	320 0.6×	53	1.9k
M. Karimi‐Fard United States	16	1.4k 0.5×	926 0.4×	760 0.6×	575 0.5×	458 0.8×	38	2.1k
Djebbar Tiab United States	23	3.3k 1.3×	3.0k 1.4×	592 0.5×	1.9k 1.8×	643 1.2×	243	4.2k
Lawrence W. Teufel United States	24	2.2k 0.9×	2.0k 0.9×	270 0.2×	1.4k 1.3×	1.4k 2.5×	123	3.0k
Christopher H. Pentland United Kingdom	17	1.5k 0.6×	3.0k 1.4×	2.3k 1.9×	1.8k 1.7×	254 0.5×	31	3.9k
B. Bourbiaux France	25	1.6k 0.6×	1.6k 0.7×	715 0.6×	678 0.6×	321 0.6×	82	2.1k
David Snow United States	8	790 0.3×	381 0.2×	974 0.8×	645 0.6×	348 0.6×	10	1.6k
Jean Desroches British Virgin Islands	22	1.9k 0.8×	1.7k 0.8×	481 0.4×	939 0.9×	710 1.3×	65	2.6k

Countries citing papers authored by P.J. Root

Since Specialization

Citations

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

Fields of papers citing papers by P.J. Root

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of P.J. Root

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

All Works

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8 of 8 papers shown

1.

Root, P.J., et al.. (1986). Meeting the Consulting Needs of a Changing Industry. SPE Annual Technical Conference and Exhibition.

2.

Root, P.J., et al.. (1973). The Use of an r-z Model To Study the Effect of Completion Technique on Gas Well Deliverability. Society of Petroleum Engineers Journal. 13(5). 259–266. 1 indexed citations

3.

Root, P.J., et al.. (1971). A Study of Polymer Solution Rheology, Flow Behavior, and Oil Displacement Processes. 25 indexed citations

4.

Newendorp, Paul D. & P.J. Root. (1968). Risk Analysis in Drilling Investment Decisions. Journal of Petroleum Technology. 20(6). 579–585. 7 indexed citations

5.

Root, P.J., et al.. (1966). Cost Comparison of Reservoir Heating Using Steam or Air. Journal of Petroleum Technology. 18(2). 233–239. 4 indexed citations

6.

Root, P.J., et al.. (1965). Implications of Transient Flow Theory: The Estimation of Gas Reserves. 1 indexed citations

7.

Root, P.J. & F. Skiba. (1965). Crossflow Effects During an Idealized Displacement Process In a Stratified Reservoir. Society of Petroleum Engineers Journal. 5(3). 229–238. 22 indexed citations

8.

Warren, Joseph E. & P.J. Root. (1963). The Behavior of Naturally Fractured Reservoirs. Society of Petroleum Engineers Journal. 3(3). 245–255. 3271 indexed citations breakdown →

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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