Joan E. Ridley

2.7k total citations · 2 hit papers
5 papers, 2.5k citations indexed

About

Joan E. Ridley is a scholar working on Physical and Theoretical Chemistry, Atomic and Molecular Physics, and Optics and Materials Chemistry. According to data from OpenAlex, Joan E. Ridley has authored 5 papers receiving a total of 2.5k indexed citations (citations by other indexed papers that have themselves been cited), including 5 papers in Physical and Theoretical Chemistry, 2 papers in Atomic and Molecular Physics, and Optics and 2 papers in Materials Chemistry. Recurrent topics in Joan E. Ridley's work include Photochemistry and Electron Transfer Studies (5 papers), Photochromic and Fluorescence Chemistry (2 papers) and Spectroscopy and Quantum Chemical Studies (2 papers). Joan E. Ridley is often cited by papers focused on Photochemistry and Electron Transfer Studies (5 papers), Photochromic and Fluorescence Chemistry (2 papers) and Spectroscopy and Quantum Chemical Studies (2 papers). Joan E. Ridley collaborates with scholars based in Canada. Joan E. Ridley's co-authors include Michael C. Zerner and Nigel J. Bunce and has published in prestigious journals such as Theoretical Chemistry Accounts and Journal of Molecular Spectroscopy.

In The Last Decade

Joan E. Ridley

5 papers receiving 2.4k 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.

An intermediate neglect of differential overlap technique for spectroscopy: Pyrrole and the azines

1973 1.8k citations Joan E. Ridley, Michael C. Zerner Theoretical Chemistry Accounts profile →
Triplet states via intermediate neglect of differential overlap: Benzene, pyridine and the diazines

1976 597 citations Joan E. Ridley, Michael C. Zerner Theoretical Chemistry Accounts profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Joan E. Ridley Canada	5	1.0k	853	702	600	556	5	2.5k
Carlo Corvaja Italy	25	1.2k 1.1×	771 0.9×	332 0.5×	984 1.6×	436 0.8×	154	2.7k
W. Liptay Germany	24	766 0.7×	1.4k 1.6×	955 1.4×	577 1.0×	478 0.9×	52	2.4k
S. Dähne Germany	27	992 1.0×	940 1.1×	663 0.9×	966 1.6×	223 0.4×	94	2.6k
Hans van Willigen United States	28	1.2k 1.1×	952 1.1×	389 0.6×	829 1.4×	320 0.6×	109	2.5k
Fabian Gerson Switzerland	29	766 0.7×	1.2k 1.4×	486 0.7×	2.1k 3.5×	438 0.8×	226	3.3k
E. de Boer Netherlands	31	835 0.8×	593 0.7×	504 0.7×	761 1.3×	242 0.4×	131	2.6k
E. J. J. Groenen Netherlands	29	1.1k 1.1×	383 0.4×	666 0.9×	458 0.8×	456 0.8×	117	2.6k
F. A. Neugebauer Germany	29	631 0.6×	648 0.8×	214 0.3×	1.6k 2.7×	445 0.8×	169	2.7k
H. Port Germany	28	1.5k 1.4×	996 1.2×	786 1.1×	525 0.9×	728 1.3×	116	2.6k
Hermann Rau Germany	21	1.4k 1.3×	675 0.8×	280 0.4×	912 1.5×	251 0.5×	59	2.2k

Countries citing papers authored by Joan E. Ridley

Since Specialization

Citations

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

Fields of papers citing papers by Joan E. Ridley

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Joan E. Ridley

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

All Works

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5 of 5 papers shown

1.

Ridley, Joan E. & Michael C. Zerner. (1979). Calculated spectra of benzaldehyde and benzoic acid. Journal of Molecular Spectroscopy. 76(1-3). 71–85. 17 indexed citations

2.

Bunce, Nigel J., Joan E. Ridley, & Michael C. Zerner. (1977). On the excited states ofp-quinones and an interpretation of the photocycloaddition ofp-quinones to alkenes. Theoretical Chemistry Accounts. 45(4). 283–300. 29 indexed citations

3.

Ridley, Joan E. & Michael C. Zerner. (1976). Triplet states via intermediate neglect of differential overlap: Benzene, pyridine and the diazines. Theoretical Chemistry Accounts. 42(3). 223–236. 597 indexed citations breakdown →

4.

Ridley, Joan E. & Michael C. Zerner. (1974). The calculated spectra of the azanaphthalenes. Journal of Molecular Spectroscopy. 50(1-3). 457–473. 57 indexed citations

5.

Ridley, Joan E. & Michael C. Zerner. (1973). An intermediate neglect of differential overlap technique for spectroscopy: Pyrrole and the azines. Theoretical Chemistry Accounts. 32(2). 111–134. 1767 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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