A. C. Chapman

830 total citations · 1 hit paper
14 papers, 686 citations indexed

About

A. C. Chapman is a scholar working on Organic Chemistry, Industrial and Manufacturing Engineering and Radiology, Nuclear Medicine and Imaging. According to data from OpenAlex, A. C. Chapman has authored 14 papers receiving a total of 686 indexed citations (citations by other indexed papers that have themselves been cited), including 7 papers in Organic Chemistry, 3 papers in Industrial and Manufacturing Engineering and 2 papers in Radiology, Nuclear Medicine and Imaging. Recurrent topics in A. C. Chapman's work include Organophosphorus compounds synthesis (4 papers), Synthesis and Reactivity of Sulfur-Containing Compounds (3 papers) and Chemical Synthesis and Characterization (3 papers). A. C. Chapman is often cited by papers focused on Organophosphorus compounds synthesis (4 papers), Synthesis and Reactivity of Sulfur-Containing Compounds (3 papers) and Chemical Synthesis and Characterization (3 papers). A. C. Chapman collaborates with scholars based in United Kingdom, Canada and United States. A. C. Chapman's co-authors include E F W Seymour, D. A. Long, D. T. L. Jones, Peter A. Rhodes, Norman L. Paddock, Alwyn G. Davies, Peter J. Smith, J. M. Brown, William McFarlane and P. G. Harrison and has published in prestigious journals such as Molecular Physics, Transactions of the Faraday Society and Spectrochimica Acta.

In The Last Decade

A. C. Chapman

14 papers receiving 617 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.

Spectra of phosphorus compounds—I the infra-red spectra of orthophosphates

1964 350 citations A. C. Chapman et al. Spectrochimica Acta profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
A. C. Chapman United Kingdom	11	302	177	170	148	115	14	686
David P. Shoemaker United States	11	310 1.0×	85 0.5×	265 1.6×	151 1.0×	66 0.6×	19	636
W. Bues Germany	15	344 1.1×	133 0.8×	206 1.2×	163 1.1×	52 0.5×	31	616
Å. Oskarsson Sweden	13	332 1.1×	108 0.6×	218 1.3×	97 0.7×	143 1.2×	39	643
Einhard Schwarzmann Germany	13	374 1.2×	164 0.9×	181 1.1×	140 0.9×	37 0.3×	74	684
Shoji Makishima Japan	16	396 1.3×	93 0.5×	117 0.7×	150 1.0×	42 0.4×	35	705
C. Postmus United States	17	438 1.5×	191 1.1×	176 1.0×	248 1.7×	22 0.2×	23	895
Dennis N. Stamires United States	13	362 1.2×	46 0.3×	282 1.7×	64 0.4×	92 0.8×	18	656
Kiyoyasu Kawai Japan	17	272 0.9×	158 0.9×	213 1.3×	277 1.9×	34 0.3×	76	809
Trond Rakke Norway	16	315 1.0×	286 1.6×	219 1.3×	109 0.7×	23 0.2×	62	793
Berit F. Pedersen	15	284 0.9×	113 0.6×	163 1.0×	193 1.3×	19 0.2×	30	655

Countries citing papers authored by A. C. Chapman

Since Specialization

Citations

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

Fields of papers citing papers by A. C. Chapman

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of A. C. Chapman

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

All Works

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14 of 14 papers shown

Brown, J. M., et al.. (1972). The characterisation of triorganotin hydroxides and of bis(triorganotin) oxides by infrared and Mössbauer spectroscopy. Journal of the Chemical Society Dalton Transactions. 338–341. 24 indexed citations

Chapman, A. C., Alwyn G. Davies, P. G. Harrison, & William McFarlane. (1970). Organotin chemistry. Part V. Structure of the dialkyltin methoxide halides in solution: an analogy with the Grignard reagent. Journal of the Chemical Society C Organic. 821–821. 12 indexed citations

Chapman, A. C.. (1968). Spectra of phosphorus compounds—III The vibrational assignment and force constants of P4O6 and P4O10. Spectrochimica Acta Part A Molecular Spectroscopy. 24(11). 1687–1696. 35 indexed citations

Chapman, A. C., et al.. (1968). Spin-rotation interaction and phosphorus spin-lattice relaxation. Molecular Physics. 15(4). 429–430. 4 indexed citations

Chapman, A. C., et al.. (1967). NMR spectra of the XnAA′Xn′ type. Spectrochimica Acta Part A Molecular Spectroscopy. 23(2). 451–453. 12 indexed citations

Chapman, A. C., D. A. Long, & D. T. L. Jones. (1965). Spectra of phosphorous compounds—II.. Spectrochimica Acta. 21(4). 633–640. 81 indexed citations

Chapman, A. C., et al.. (1965). Phosphorous oxide, a new standard for phosphorous nuclear magnetic resonance. Chemical Communications (London). 121–121. 2 indexed citations

Chapman, A. C., et al.. (1964). Spectra of phosphorus compounds—I the infra-red spectra of orthophosphates. Spectrochimica Acta. 20(6). 937–947. 350 indexed citations breakdown →

Chapman, A. C.. (1963). Infra-red and Raman spectra of some phosphinoborine compounds. Transactions of the Faraday Society. 59. 806–806. 13 indexed citations

10.

Chapman, A. C., et al.. (1963). 964. Phosphonitrilic derivatives. Part XI. The force constants of triphosphonitrilic chloride and fluoride. Journal of the Chemical Society (Resumed). 5005–5005. 7 indexed citations

11.

Chapman, A. C. & Norman L. Paddock. (1962). 119. Phosphonitrilic derivatives. Part VIII. The vibrational spectra of phosphonitrilic halides. Journal of the Chemical Society (Resumed). 635–635. 33 indexed citations

12.

Chapman, A. C., et al.. (1961). 343. Phosphonitrilic derivatives. Part V. The triphosphonitrilic fluoride chlorides. Journal of the Chemical Society (Resumed). 1768–1768. 12 indexed citations

13.

Chapman, A. C. & E F W Seymour. (1958). Copper Nuclear Magnetic Resonance in Cu-Ni and Cu-Mn Alloys. Proceedings of the Physical Society. 72(5). 797–809. 25 indexed citations

14.

Chapman, A. C., Peter A. Rhodes, & E F W Seymour. (1957). The Effect of Eddy Currents on Nuclear Magnetic Resonance in Metals. Proceedings of the Physical Society Section B. 70(4). 345–360. 76 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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