D. A. Ramsay

9.8k total citations · 4 hit papers
165 papers, 8.2k citations indexed

About

D. A. Ramsay is a scholar working on Spectroscopy, Atomic and Molecular Physics, and Optics and Atmospheric Science. According to data from OpenAlex, D. A. Ramsay has authored 165 papers receiving a total of 8.2k indexed citations (citations by other indexed papers that have themselves been cited), including 122 papers in Spectroscopy, 78 papers in Atomic and Molecular Physics, and Optics and 65 papers in Atmospheric Science. Recurrent topics in D. A. Ramsay's work include Spectroscopy and Laser Applications (91 papers), Atmospheric Ozone and Climate (63 papers) and Advanced Chemical Physics Studies (62 papers). D. A. Ramsay is often cited by papers focused on Spectroscopy and Laser Applications (91 papers), Atmospheric Ozone and Climate (63 papers) and Advanced Chemical Physics Studies (62 papers). D. A. Ramsay collaborates with scholars based in Canada, United States and Germany. D. A. Ramsay's co-authors include Dennis J. Clouthier, K. Dressler, J. W. C. Johns, F. W. Birss, E.H. Fink, John M. Brown, Marlin D. Harmony, Arthur G. Maki, R. H. Schwendeman and Walter J. Lafferty and has published in prestigious journals such as Nature, Journal of the American Chemical Society and The Journal of Chemical Physics.

In The Last Decade

D. A. Ramsay

163 papers receiving 7.6k 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.

Molecular structures of gas-phase polyatomic molecules determined by spectroscopic methods

1979 833 citations D. A. Ramsay et al. profile →
The labeling of parity doublet levels in linear molecules

1975 722 citations John M. Brown, I. Kopp et al. Journal of Molecular Spectroscopy profile →
Intensities and Shapes of Infrared Absorption Bands of Substances in the Liquid Phase

1952 549 citations D. A. Ramsay Journal of the American Chemical Society profile →
The Spectroscopy of Formaldehyde and Thioformaldehyde

1983 425 citations D. A. Ramsay et al. profile →

Peers

Countries citing papers authored by D. A. Ramsay

Since Specialization

Citations

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

Fields of papers citing papers by D. A. Ramsay

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of D. A. Ramsay

This figure shows the co-authorship network connecting the top 25 collaborators of D. A. Ramsay. A scholar is included among the top collaborators of D. A. Ramsay 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 D. A. Ramsay. D. A. Ramsay 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

#	Work	Indexed citations
1	High-Resolution Study of the Atilde;2A′→X2A″ Transition of DO2: Analysis of the 000–000 Band 2002 ·Journal of Molecular Spectroscopy ·E.H. Fink, D. A. Ramsay	7
2	Improved Molecular Constants for the Ground State of DO2 2001 ·Journal of Molecular Spectroscopy ·K. Chance, D. A. Ramsay, E.H. Fink	3
3	The Ã<SUP>1</SUP> A<SUB>2</SUB> <img src="/cisti/journals/rp/gifs/Xtilde.gif" BORDER=0><SUP>1</SUP> A<SUB>1</SUB> system of formaldehyde, H<SUB>2</SUB>C=0: Reanalysis of the 1<font size=small><SUP>1</SUP><SUB>0</SUB></FONT>4<font size=small><SUP>1</SUP><SUB>0</SUB></FONT> and 5<font size=small><SUP>1</SUP><SUB>0</SUB></FONT> bands 2001 ·Canadian Journal of Physics ·Th. Weber, (unknown), W. Hüttner, D. A. Ramsay	1
4	Improved Molecular Constants for the Ground State of HO2 1997 ·Journal of Molecular Spectroscopy ·K. Chance, (unknown), K. M. Evenson, L. R. Zink, F. Stroh, E.H. Fink, D. A. Ramsay	18
5	High-Resolution Study of theX21 →X10+Fine-Structure Transition of BiF 1996 ·Journal of Molecular Spectroscopy ·E.H. Fink, K.D. Setzer, D. A. Ramsay, (unknown), John M. Brown	18
6	High-Resolution Study of the v = 11 to 18 Levels in the Ground State of Oxygen 1993 ·Journal of Molecular Spectroscopy ·(unknown), D. A. Ramsay	13
7	Near-infrared emission bands of TeH and TeD 1989 ·Journal of Molecular Spectroscopy ·E.H. Fink, K.D. Setzer, D. A. Ramsay, M. Vervloët	33
8	The DH ratio in the atmosphere of Uranus: Detection of the R5(1) line of HD 1980 ·Icarus ·Laurence M. Trafton, D. A. Ramsay	13
9	The infrared spectrum of diacetylene 1979 ·Journal of Molecular Spectroscopy ·J.L. Hardwick, D. A. Ramsay, (unknown), (unknown), A. Cabana	28
10	Singlet-triplet perturbations in formaldehyde 1978 ·Chemical Physics Letters ·F. W. Birss, D. A. Ramsay, (unknown)	15
11	A re-investigation of the A 2 ∑+-X 2∏i band system of NCO 1975 ·Proceedings of the Royal Society of London A Mathematical and Physical Sciences ·(unknown), John M. Brown, Alan Carrington, I. Kopp, D. A. Ramsay	92
12	Rotational analysis of the O−O band of the first singletπ -n system ofcis glyoxal-d1 1974 ·Acta Physica Academiae Scientiarum Hungaricae* ·D. A. Ramsay, C. Zauli	33
13	Magnetic Rotation and Absorption Spectra of cis and trans Acrolein 1971 ·Canadian Journal of Physics ·Edward J. Bair, W. Goetz, D. A. Ramsay	49
14	Electronic absorption spectrum of the cyclopentadienyl radical (C₅H₅) and its deuterated derivatives 1970 ·Canadian Journal of Physics ·Rolf Engleman, D. A. Ramsay	24
15	Rotational analysis of the 0–0 band of the 2 A 1–2 B 1 electronic transition of PH2 1967 ·Proceedings of the Royal Society of London A Mathematical and Physical Sciences ·R. N. Dixon, G. Duxbury, D. A. Ramsay	34
16	The electronic absorption spectra of NH2 and ND2 1959 ·Philosophical Transactions of the Royal Society of London Series A Mathematical and Physical Sciences ·K. Dressler, D. A. Ramsay	345
17	THE FLASH PHOTOLYSIS OF DIACETYLENE 1957 ·Canadian Journal of Physics ·J. H. Callomon, D. A. Ramsay	21
18	The 7500 to 4500 Å absorption system of the free HCO radical 1955 ·Proceedings of the Royal Society of London A Mathematical and Physical Sciences ·G. Herzberg, D. A. Ramsay	127
19	The Absorption Spectra of Free NH and NH₂ Radicals Produced by the Flash Photolysis of Hydra-zine 1953 ·The Journal of Physical Chemistry ·D. A. Ramsay	31
20	Intensities and Shapes of Infrared Absorption Bands of Substances in the Liquid Phase breakdown → 1952 ·Journal of the American Chemical Society ·D. A. Ramsay	549

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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