Harland W. Epps

6.2k total citations · 1 hit paper
50 papers, 2.2k citations indexed

About

Harland W. Epps is a scholar working on Atomic and Molecular Physics, and Optics, Instrumentation and Astronomy and Astrophysics. According to data from OpenAlex, Harland W. Epps has authored 50 papers receiving a total of 2.2k indexed citations (citations by other indexed papers that have themselves been cited), including 29 papers in Atomic and Molecular Physics, and Optics, 27 papers in Instrumentation and 22 papers in Astronomy and Astrophysics. Recurrent topics in Harland W. Epps's work include Adaptive optics and wavefront sensing (27 papers), Astronomy and Astrophysical Research (26 papers) and Stellar, planetary, and galactic studies (17 papers). Harland W. Epps is often cited by papers focused on Adaptive optics and wavefront sensing (27 papers), Astronomy and Astrophysical Research (26 papers) and Stellar, planetary, and galactic studies (17 papers). Harland W. Epps collaborates with scholars based in United States, Canada and Australia. Harland W. Epps's co-authors include John Cromer, Sandra Labrecque, W. Schaal, Judy Cohen, J. B. Oke, J. M. Mïller, A. Dingizian, R. Lucinio, Frederick H. Harris and Bruce C. Bigelow and has published in prestigious journals such as Nature, Proceedings of the National Academy of Sciences and The Astrophysical Journal.

In The Last Decade

Harland W. Epps

48 papers receiving 2.1k 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.

The Keck Low-Resolution Imaging Spectrometer

1995 1.1k citations John Cromer, Harland W. Epps et al. Publications of the Astronomical Society of the Pacific profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Harland W. Epps United States	15	2.0k	742	279	213	92	50	2.2k
E. Oliva Italy	28	2.9k 1.4×	685 0.9×	506 1.8×	183 0.9×	80 0.9×	148	3.1k
John MacKenty United States	20	1.6k 0.8×	669 0.9×	322 1.2×	141 0.7×	148 1.6×	120	1.8k
Lawrence W. Ramsey United States	20	1.6k 0.8×	776 1.0×	123 0.4×	316 1.5×	73 0.8×	97	1.7k
Alan Uomoto United States	18	3.3k 1.6×	1.3k 1.7×	426 1.5×	142 0.7×	67 0.7×	53	3.4k
J. C. Blades United States	26	2.0k 1.0×	447 0.6×	381 1.4×	130 0.6×	47 0.5×	120	2.1k
Yuzuru Yoshii Japan	30	3.2k 1.6×	938 1.3×	630 2.3×	137 0.6×	93 1.0×	122	3.5k
L. E. Tacconi‐Garman Germany	21	2.5k 1.2×	570 0.8×	305 1.1×	213 1.0×	41 0.4×	61	2.6k
Paul A. Scowen United States	28	2.6k 1.3×	595 0.8×	257 0.9×	130 0.6×	67 0.7×	118	2.7k
S. D. Ryder Australia	26	2.2k 1.1×	376 0.5×	447 1.6×	144 0.7×	102 1.1×	147	2.4k
R. W. O’Connell United States	33	3.4k 1.7×	1.4k 1.8×	352 1.3×	117 0.5×	60 0.7×	142	3.5k

Countries citing papers authored by Harland W. Epps

Since Specialization

Citations

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

Fields of papers citing papers by Harland W. Epps

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Harland W. Epps. 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 Harland W. Epps. The network helps show where Harland W. Epps may publish in the future.

Co-authorship network of co-authors of Harland W. Epps

This figure shows the co-authorship network connecting the top 25 collaborators of Harland W. Epps. A scholar is included among the top collaborators of Harland W. Epps 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 Harland W. Epps. Harland W. Epps 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

McLean, Ian S., Charles C. Steidel, Harland W. Epps, et al.. (2012). MOSFIRE, the multi-object spectrometer for infra-red exploration at the Keck Observatory. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 8446. 84460J–84460J. 181 indexed citations

McLean, Ian S., Charles C. Steidel, Harland W. Epps, et al.. (2010). Design and development of MOSFIRE: the multi-object spectrometer for infrared exploration at the Keck Observatory. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 7735. 77351E–77351E. 88 indexed citations

Martin, Chris, Anna Moore, Patrick Morrissey, et al.. (2010). The Keck Cosmic Web Imager. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 7735. 77350M–77350M. 23 indexed citations

Zacharias, N., U. Laux, Andrew Rakich, & Harland W. Epps. (2006). URAT: astrometric requirements and design history. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 6267. 62670P–62670P. 3 indexed citations

Elston, R., et al.. (2003). Performance of the FLAMINGOS near-IR multi-object spectrometer and imager and plans for FLAMINGOS-2: a fully cryogenic near-IR MOS for Gemini South. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 4841. 1611–1611. 19 indexed citations

Epps, Harland W. & Brian M. Sutin. (2003). Optically-athermalized construction optical design for the IMACS short camera. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 4841. 612–612. 3 indexed citations

Epps, Harland W. & Daniel G. Fabricant. (2002). Athermalizing Refractive Optics with Fluid Lenses. Publications of the Astronomical Society of the Pacific. 114(801). 1252–1259. 4 indexed citations

Sheinis, Andrew, M. Bolte, Harland W. Epps, et al.. (2002). ESI, a New Keck Observatory Echellette Spectrograph and Imager. Publications of the Astronomical Society of the Pacific. 114(798). 851–865. 241 indexed citations

Dinshaw, N., A. Evans, Harland W. Epps, N. Z. Scoville, & Marcia Rieke. (1999). NICMOS Observations of Interaction‐triggered Star Formation in the Luminous Infrared Galaxy NGC 6090. The Astrophysical Journal. 525(2). 702–708. 11 indexed citations

10.

Epps, Harland W.. (1998). <title>Development of large high-performance lenses for astronomical spectrographs</title>. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 3355. 111–128. 16 indexed citations

11.

Kells, W., Alan Dressler, A. Sivaramakrishnan, et al.. (1998). COSMIC: A Multiobject Spectrograph and Direct Imaging Camera for the 5 Meter Hale Telescope Prime Focus. Publications of the Astronomical Society of the Pacific. 110(754). 1487–1498. 35 indexed citations

12.

Gradie, J., et al.. (1986). Photometric Images (BVI) of the β Pictoris Circumstellar Disk. Bulletin of the American Astronomical Society. 18. 822. 1 indexed citations

13.

Epps, Harland W., J. R. P. Angel, & E. Anderson. (1984). Advanced Wide-Field Broad-Passband Refracting Field Correctors for Large Telescopes. International Astronomical Union Colloquium. 79. 519–548. 2 indexed citations

14.

McGraw, J. T., H. S. Stockman, J. R. P. Angel, Harland W. Epps, & J. T. Williams. (1982). <title>Charge-Coupled Device (CCD)/Transit Instrument (CTI) Deep Photometric And Polarimetric Survey-A Progress Report</title>. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 331. 137–145. 4 indexed citations

15.

Angel, J. R. P., N. J. Woolf, & Harland W. Epps. (1982). <title>Good Imaging With Very Fast Paraboloidal Primaries: An Optical Solution And Some Applications</title>. Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE. 332. 134–140. 7 indexed citations

16.

Epps, Harland W., et al.. (1978). Upconversion of broadband infrared spectra. Applied Optics. 17(8). 1238–1238. 11 indexed citations

17.

Epps, Harland W., et al.. (1975). Photographic Spectrograms in the 3 to 5-Micron Wavelength Region - Laboratory Results with a Broadband Infrared Upconverter.. Bulletin of the American Astronomical Society. 7. 408. 1 indexed citations

18.

Ford, H. C., et al.. (1973). Identification of Planetary Nebulae in the Elliptical Galaxies NGC 185, NGC 205, and NGC 221.. Bulletin of the American Astronomical Society. 5. 13.

19.

Beaver, E. A., E. M. Burbidge, C. E. McIlwain, Harland W. Epps, & P. A. Strittmatter. (1972). Digicon Spectrophotometry of the Quasi-Stellar Object PHL 957. The Astrophysical Journal. 178. 95–95. 10 indexed citations

20.

Epps, Harland W.. (1968). ON STELLAR ROTATION. Proceedings of the National Academy of Sciences. 60(1). 51–58.

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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