Colin M. Western

4.8k citations

117 papers · 3.9k · 1 hit paper · h-index 31

Impact in

Spectroscopy top 0.2%
- Spectroscopy and Laser Applications
- Molecular Spectroscopy and Structure
- Mass Spectrometry Techniques and Applications
Atomic and Molecular Physics, and Optics top 0.5%
- Advanced Chemical Physics Studies
- Spectroscopy and Quantum Chemical Studies
- Atomic and Molecular Physics

Papers in

Atomic and Molecular Physics, and Optics 89
- Advanced Chemical Physics Studies 78
- Spectroscopy and Quantum Chemical Studies 32
- Atomic and Molecular Physics 11
Spectroscopy 70
- Spectroscopy and Laser Applications 53
- Molecular Spectroscopy and Structure 16

Co-authors: Michael N. R. Ashfold (36 shared papers)Brian J. Howard (5 shared papers)Paul D. A. Mills (2 shared papers)Kenneth C. Janda (11 shared papers)L. Schnieder (2 shared papers)P. F. Bernath (6 shared papers)R. N. Dixon (6 shared papers)J. S. A. Brooke (5 shared papers)
Journals: The Journal of Chemical Physics (33 papers)Chemical Physics Letters (9 papers)Physical Chemistry Chemical Physics (8 papers)Molecular Physics (7 papers)The Journal of Physical Chemistry A (6 papers)
Partner nations: United Kingdom United States Netherlands

In The Last Decade

Colin M. Western

115 papers receiving 3.8k citations

Colin M. Western's Hit Papers

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PGOPHER: A program for simulating rotational, vibrational and electronic spectra 2016 · 821 citations

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if any of the following hold:

it has ≥500 total citations;
it reaches ≥1.5× the top-1% citation threshold for papers in the same subfield and year (the threshold is the minimum needed to enter the top 1%, not the average within it);
it reaches the top citation threshold in at least one of its specific research topics.

2016 Journal of Quantitative Spectroscopy and Radiative Transfer

Peers

Countries citing papers authored by Colin M. Western

Since Specialization

Citations

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

Fields of papers citing papers by Colin M. Western

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Colin M. Western. 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 Colin M. Western. The network helps show where Colin M. Western may publish in the future.

Co-authors

The 25 scholars most cited alongside Colin M. Western, linked wherever they have co-authored with each other. Click a name or a connecting line to browse the papers they share.

Border = papers with Colin M. Western Line = papers co-authored together Colin M. Western links everyone, so they are left out of the graph.

All Works

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20 of 20 papers shown

Showing the 20 most-cited of 117 papers — load more, or switch the sort, to bring in the rest.

#	Work
1	PGOPHER: A program for simulating rotational, vibrational and electronic spectra Journal of Quantitative Spectroscopy and Radiative Transfer ·Colin M. Western Hit paper breakdown →	2016	821
2	Photodissociation dynamics of H2S at 121.6 nm and a determination of the potential energy function of SH(A 2Σ+) The Journal of Chemical Physics ·L. Schnieder, W. Meier, K. H. Welge, Michael N. R. Ashfold, Colin M. Western	1990	236
3	Primary product channels in the photodissociation of methane at 121.6 nm The Journal of Chemical Physics ·DH Mordaunt, I.R. Lambert, G. P. Morley, Michael N. R. Ashfold, R. N. Dixon, Colin M. Western, L. Schnieder, K. H. Welge	1993	130
4	EINSTEIN A COEFFICIENTS AND OSCILLATOR STRENGTHS FOR THE A ² Π- X ² Σ ⁺ (RED) AND B ² Σ ⁺ -X ² Σ ⁺ (VIOLET) SYSTEMS AND ROVIBRATIONAL TRANSITIONS IN THE X ² Σ ⁺ STATE OF CN The Astrophysical Journal Supplement Series ·J. S. A. Brooke, Ram S. Ram, Colin M. Western, Gang Li, David W. Schwenke, P. F. Bernath	2014	116
5	Line strengths of rovibrational and rotational transitions in theX2Πground state of OH Journal of Quantitative Spectroscopy and Radiative Transfer ·J. S. A. Brooke, P. F. Bernath, Colin M. Western, C. Sneden, Melike Afşar, Gang Li, Iouli E. Gordon	2015	114
6	Rotational spectra of rare gas-nitric oxide van der Waals molecules. 2. The structure and spectrum of argon-nitric oxide The Journal of Physical Chemistry ·Paul D. A. Mills, Colin M. Western, Brian J. Howard	1986	107
7	Molecular beam electric resonance spectroscopy of the nitric oxide dimer Molecular Physics ·Colin M. Western, Patrick R. R. Langridge‐Smith, Brian J. Howard, Stewart E. Novick	1981	105
8	Photofragment translational spectroscopy The Journal of Physical Chemistry ·Michael N. R. Ashfold, Ian R. Lambert, David H. Mordaunt, Gregory P. Morley, Colin M. Western	1992	94
9	Rotational spectra of rare gas-nitric oxide van der Waals molecules. Part 1. Theory of the rotational energy levels The Journal of Physical Chemistry ·Paul D. A. Mills, Colin M. Western, Brian J. Howard	1986	92
10	The B 1E″ state of ammonia: Sub-Doppler spectroscopy at vacuum ultraviolet energies The Journal of Chemical Physics ·Michael N. R. Ashfold, R. N. Dixon, Nicole C. Little, R.J. Stickland, Colin M. Western	1988	73
11	Free jet-laser excitation fluorescence spectroscopy of complexes between neon and bromine The Journal of Physical Chemistry ·Barry A. Swartz, D. E. Brinza, Colin M. Western, Kenneth C. Janda	1984	70
12	PGOPHER: A GENERAL PURPOSE PROGRAM FOR SIMULATING ROTATIONAL STRUCTURE Colin M. Western	2007	69
13	2+1 MPI spectroscopy of B 1E'' state NH3 and ND3: rotational analysis of the origin bands Chemical Physics Letters ·Michael N. R. Ashfold, R. N. Dixon, R.J. Stickland, Colin M. Western	1987	57
14	The interpretation of molecular magnetic hyperfine interactions The Journal of Chemical Physics ·James A. J. Fitzpatrick, Frederick R. Manby, Colin M. Western	2005	56
15	Ultraviolet photolysis of H2S and its implications for SH radical production in the interstellar medium Nature Communications ·Jiami Zhou, Yarui Zhao, Christopher S. Hansen, Jiayue Yang, Yao Chang, Yong Yu, Gongkui Cheng, Zhichao Chen, Zhigang He, Shengrui Yu, Hongbin Ding, Weiqing Zhang, Guorong Wu, Dongxu Dai, Colin M. Western, Michael N. R. Ashfold, Kaijun Yuan, Xueming Yang	2020	53
16	Dissociation dynamics of HCN(DCN) following photoexcitation at 121.6 nm The Journal of Chemical Physics ·Gregory P. Morley, Ian R. Lambert, Michael N. R. Ashfold, Keith N. Rosser, Colin M. Western	1992	53
17	Translational spectroscopy of H(D) atom fragments arising from the photodissociation of H₂S(D₂S): a redetermination of D00(S–H) Journal of the Chemical Society Faraday Transactions ·Gregory P. Morley, Ian R. Lambert, David H. Mordaunt, Steven H. S. Wilson, Michael N. R. Ashfold, Richard N. Dixon, Colin M. Western	1993	49
18	Automatic assignment and fitting of spectra with pgopher Physical Chemistry Chemical Physics ·Colin M. Western, Brant Billinghurst	2017	46
19	A deperturbation analysis of the B 3Σu−(v′=0–6) and th B″ 3Πu(v′=2–12) states of S2 The Journal of Chemical Physics ·M. E. Green, Colin M. Western	1996	46
20	PGOPHER version 8.0 Bristol Research (University of Bristol) ·Colin M. Western	2014	46

About Colin M. Western

Colin M. Western is a scholar working on Atomic and Molecular Physics, and Optics, Spectroscopy, Atmospheric Science, Physical and Theoretical Chemistry and Electrical and Electronic Engineering, having authored 117 papers that have together received 3.9k indexed citations. Recurring topics across this work include Advanced Chemical Physics Studies (78 papers), Spectroscopy and Laser Applications (53 papers), Spectroscopy and Quantum Chemical Studies (32 papers), Atmospheric Ozone and Climate (29 papers), Photochemistry and Electron Transfer Studies (21 papers), Molecular Spectroscopy and Structure (16 papers), Atmospheric chemistry and aerosols (12 papers) and Atomic and Molecular Physics (11 papers). The work is most often cited by research in Spectroscopy (2.3k citations), Atomic and Molecular Physics, and Optics (2.7k citations), Atmospheric Science (1.3k citations), Physical and Theoretical Chemistry (310 citations) and Astronomy and Astrophysics (461 citations). Colin M. Western has collaborated with scholars based in United Kingdom, United States and Netherlands. Frequent co-authors include Michael N. R. Ashfold, Brian J. Howard, Paul D. A. Mills, Kenneth C. Janda, L. Schnieder, P. F. Bernath, R. N. Dixon, J. S. A. Brooke, K. H. Welge and W. Meier. Their work appears in journals such as The Journal of Chemical Physics, Chemical Physics Letters, Physical Chemistry Chemical Physics, Molecular Physics and The Journal of Physical Chemistry A.

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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