Barry Johnson

1.0k total citations · 1 hit paper
10 papers, 619 citations indexed

About

Barry Johnson is a scholar working on Geometry and Topology, Algebra and Number Theory and Computational Theory and Mathematics. According to data from OpenAlex, Barry Johnson has authored 10 papers receiving a total of 619 indexed citations (citations by other indexed papers that have themselves been cited), including 4 papers in Geometry and Topology, 4 papers in Algebra and Number Theory and 3 papers in Computational Theory and Mathematics. Recurrent topics in Barry Johnson's work include Advanced Topics in Algebra (3 papers), Rings, Modules, and Algebras (2 papers) and Polynomial and algebraic computation (1 paper). Barry Johnson is often cited by papers focused on Advanced Topics in Algebra (3 papers), Rings, Modules, and Algebras (2 papers) and Polynomial and algebraic computation (1 paper). Barry Johnson collaborates with scholars based in United States and United Kingdom. Barry Johnson's co-authors include Jim Williams, Charles V. Coffman and Juan Jorge Schäffer and has published in prestigious journals such as Journal of Differential Equations, Pacific Journal of Mathematics and Bulletin of the London Mathematical Society.

In The Last Decade

Barry Johnson

8 papers receiving 420 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.

Cohomology in Banach algebras

1972 459 citations Barry Johnson Memoirs of the American Mathematical Society profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Barry Johnson United States	7	505	428	164	145	83	10	619
Norberto Salinas United States	13	319 0.6×	214 0.5×	315 1.9×	109 0.8×	94 1.1×	45	480
Herbert Kamowitz United States	12	238 0.5×	221 0.5×	195 1.2×	100 0.7×	46 0.6×	29	396
Warren R. Wogen United States	14	248 0.5×	284 0.7×	518 3.2×	101 0.7×	133 1.6×	39	605
Alan Lambert United States	13	268 0.5×	234 0.5×	371 2.3×	57 0.4×	104 1.3×	39	463
Sadahiro Saeki Japan	10	224 0.4×	98 0.2×	130 0.8×	106 0.7×	31 0.4×	58	320
Ching Chou United States	13	350 0.7×	153 0.4×	146 0.9×	208 1.4×	71 0.9×	41	465
Osamu Hatori Japan	13	314 0.6×	347 0.8×	230 1.4×	82 0.6×	98 1.2×	60	462
S. Negrepontis United States	10	233 0.5×	206 0.5×	60 0.4×	288 2.0×	122 1.5×	32	408
Krzysztof Jarosz United States	14	428 0.8×	343 0.8×	291 1.8×	127 0.9×	68 0.8×	66	564
A. Ülger Türkiye	13	378 0.7×	282 0.7×	148 0.9×	59 0.4×	38 0.5×	39	421

Countries citing papers authored by Barry Johnson

Since Specialization

Citations

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

Fields of papers citing papers by Barry Johnson

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Barry Johnson. 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 Barry Johnson. The network helps show where Barry Johnson may publish in the future.

Co-authorship network of co-authors of Barry Johnson

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

All Works

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10 of 10 papers shown

1.

Johnson, Barry. (1993). Pseudo regular elements and the auxiliary multiplication they induce. Pacific Journal of Mathematics. 159(1). 61–73.

2.

Johnson, Barry. (1986). PERTURBATIONS OF BANACH ALGEBRAS (Lecture Notes in Mathematics, 1120). Bulletin of the London Mathematical Society. 18(2). 221–222. 5 indexed citations

3.

Johnson, Barry. (1985). Continuity of homomorphisms of BanachG-modules. Pacific Journal of Mathematics. 120(1). 111–121. 7 indexed citations

4.

Coffman, Charles V., Barry Johnson, & Juan Jorge Schäffer. (1976). The structure of translation-invariant memories: Two addenda. Journal of Differential Equations. 20(1). 270–281. 2 indexed citations

5.

Johnson, Barry & Jim Williams. (1975). The range of a normal derivation. Pacific Journal of Mathematics. 58(1). 105–122. 61 indexed citations

6.

Johnson, Barry, et al.. (1972). Spectral characterization of finite-dimensional algebras. Indagationes Mathematicae (Proceedings). 75(1). 19–23. 13 indexed citations

7.

Johnson, Barry. (1972). Cohomology in Banach algebras. Memoirs of the American Mathematical Society. 0(127). 0–0. 459 indexed citations breakdown →

8.

Johnson, Barry. (1971). Norms of derivations of ℒ(X). Pacific Journal of Mathematics. 38(2). 465–469. 30 indexed citations

9.

Johnson, Barry. (1967). Continuity of transformations which leave invariant certain translation invariant subspaces. Pacific Journal of Mathematics. 20(2). 223–230. 17 indexed citations

10.

Johnson, Barry. (1967). AW^∗-algebras are QW^∗-algebras. Pacific Journal of Mathematics. 23(1). 97–99. 25 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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