J. A. Murphy

22.0k total citations · 1 hit paper
71 papers, 1.4k citations indexed

About

J. A. Murphy is a scholar working on Astronomy and Astrophysics, Atomic and Molecular Physics, and Optics and Electrical and Electronic Engineering. According to data from OpenAlex, J. A. Murphy has authored 71 papers receiving a total of 1.4k indexed citations (citations by other indexed papers that have themselves been cited), including 56 papers in Astronomy and Astrophysics, 18 papers in Atomic and Molecular Physics, and Optics and 16 papers in Electrical and Electronic Engineering. Recurrent topics in J. A. Murphy's work include Superconducting and THz Device Technology (35 papers), Radio Astronomy Observations and Technology (27 papers) and Solar and Space Plasma Dynamics (17 papers). J. A. Murphy is often cited by papers focused on Superconducting and THz Device Technology (35 papers), Radio Astronomy Observations and Technology (27 papers) and Solar and Space Plasma Dynamics (17 papers). J. A. Murphy collaborates with scholars based in Ireland, United Kingdom and United States. J. A. Murphy's co-authors include R. J. Moffett, G. J. Bailey, P. A. R. Ade, W. K. Gear, E. I. Robson, R. J. Ivison, J. F. Lightfoot, J. A. Stevens, D. A. Naylor and Colin Cunningham and has published in prestigious journals such as Nature, Journal of Geophysical Research Atmospheres and Monthly Notices of the Royal Astronomical Society.

In The Last Decade

J. A. Murphy

65 papers receiving 1.2k citations

Hit Papers

align trajectories sort by overperformance

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.

SCUBA: a common-user submillimetre camera operating on the James Clerk Maxwell Telescope

1999 480 citations W. S. Holland, E. I. Robson et al. Monthly Notices of the Royal Astronomical Society profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
J. A. Murphy	1.1k	273	221	183	135	71	1.4k
Michael E. Ressler	1.5k 1.3×	115 0.4×	93 0.4×	151 0.8×	113 0.8×	98	1.7k
B. J. Kellett	986 0.9×	94 0.3×	104 0.5×	246 1.3×	284 2.1×	93	1.2k
D. Le Mignant	1.2k 1.0×	258 0.9×	47 0.2×	494 2.7×	103 0.8×	73	1.5k
S. Bowyer	945 0.8×	78 0.3×	125 0.6×	106 0.6×	237 1.8×	93	1.2k
Franck Marchis	1.8k 1.6×	71 0.3×	94 0.4×	176 1.0×	26 0.2×	127	2.0k
R. New	1.5k 1.3×	245 0.9×	46 0.2×	106 0.6×	100 0.7×	79	2.0k
Marc J. Kuchner	2.2k 1.9×	75 0.3×	83 0.4×	461 2.5×	75 0.6×	114	2.4k
Hideo Matsuhara	1.6k 1.5×	178 0.7×	147 0.7×	187 1.0×	205 1.5×	187	1.9k
P. Nisenson	908 0.8×	136 0.5×	63 0.3×	388 2.1×	70 0.5×	69	1.3k
K. L. Jones	462 0.4×	451 1.7×	110 0.5×	375 2.0×	80 0.6×	70	1.3k

Countries citing papers authored by J. A. Murphy

Since Specialization

Citations

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

Fields of papers citing papers by J. A. Murphy

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of J. A. Murphy

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

All Works

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20 of 20 papers shown

Murphy, J. A., et al.. (2015). Quasi-optical phase retrieval of radiation patterns of non-standard horn antennas at millimetre and submillimetre wavelengths. MURAL - Maynooth University Research Archive Library (National University of Ireland, Maynooth). 1–4.

Murphy, J. A., Créidhe O’Sullivan, G. Savini, et al.. (2015). Diffraction Issues for Far-Infrared Space Interferometry. FT4A.5–FT4A.5. 1 indexed citations

Murphy, J. A., et al.. (2014). Simulated propagation of ultrashort pulses modulated by low-Fresnel-number lenses using truncated series expansions. Applied Optics. 53(25). 5701–5701. 3 indexed citations

Murphy, J. A., et al.. (2013). Diffraction of an optical pulse as an expansion in ultrashort orthogonal Gaussian beam modes. Journal of the Optical Society of America A. 30(2). 215–215. 7 indexed citations

Murphy, J. A., et al.. (2011). Applications of holography in the millimeter-wave and terahertz region. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 7938. 79380H–79380H. 7 indexed citations

O’Sullivan, Créidhe, et al.. (2008). Modeling the quasi-optical performance of CMB astronomical interferometers. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 7020. 70202O–70202O. 1 indexed citations

Finn, Timothy, N. Trappe, J. A. Murphy, & S. Withington. (2007). The Gaussian beam mode analysis of off-axis aberrations in long wavelength optical systems. Infrared Physics & Technology. 51(4). 351–359. 9 indexed citations

Baryshev, A., et al.. (2006). Verification of the optical design for band 9 of the ALMA receiver. 769–770. 1 indexed citations

Jellema, Willem, S. Withington, N. Trappe, J. A. Murphy, & W. Wild. (2006). Theoretical and experimental study of high-Q resonant modes in terahertz optical systems. Data Archiving and Networked Services (DANS). 805–806. 1 indexed citations

10.

Murphy, J. A., et al.. (2005). Digital holography at millimetre wavelengths. Optics Communications. 260(2). 469–473. 49 indexed citations

11.

Cahill, G., Timothy Finn, Willem Jellema, et al.. (2004). Quasi-optical verification of the focal plane optics of the heterodyne instrument for the far-infrared (HIFI). Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 5497. 565–565. 1 indexed citations

12.

Trappe, N., J. A. Murphy, Bob Kruizinga, et al.. (2003). Quasi-optical analysis of the HIFI instrument for the Herschel Space Observatory. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 4876. 1091–1091. 2 indexed citations

13.

Gleeson, Emily, J. A. Murphy, & B. Maffei. (2002). “Phase Centers” of Far Infrared Multi-Moded Horn Antennas. MURAL - Maynooth University Research Archive Library (National University of Ireland, Maynooth). 23(5). 711–730. 7 indexed citations

14.

Colgan, R., J. A. Murphy, B. Maffei, et al.. (2000). Modelling few-moded horns for far-IR space applications. ORCA Online Research @Cardiff (Cardiff University). 368. 3 indexed citations

15.

Holland, W. S., E. I. Robson, W. K. Gear, et al.. (1999). SCUBA: a common-user submillimetre camera operating on the James Clerk Maxwell Telescope. Monthly Notices of the Royal Astronomical Society. 303(4). 659–672. 480 indexed citations breakdown →

16.

Murphy, J. A., et al.. (1993). Hospitable Performances: Dramatic Genre and Cultural Practices in Early Modern England. Rocky Mountain Review of Language and Literature. 47(1/2). 97–97. 7 indexed citations

17.

Murphy, J. A., et al.. (1984). A theoretical study of the time-dependent behaviour of O2+ in the mid-latitude plasmasphere. Planetary and Space Science. 32(12). 1591–1603. 7 indexed citations

18.

Murphy, J. A., et al.. (1983). A comparative study of H+ and He+ at sunspot minimum and sunspot maximum. Journal of Atmospheric and Terrestrial Physics. 45(10). 673–682. 14 indexed citations

19.

Moffett, R. J., J. A. Murphy, & G. J. Bailey. (1975). Storm-time increases in the ionospheric total electron content. Nature. 253(5490). 330–331. 6 indexed citations

20.

Moffett, R. J. & J. A. Murphy. (1973). Coupling between the F-region and protonosphere: Numerical solution of the time-dependent equations. Planetary and Space Science. 21(1). 43–52. 52 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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