M. Morris

22.5k total citations · 5 hit papers
398 papers, 12.7k citations indexed

About

M. Morris is a scholar working on Astronomy and Astrophysics, Nuclear and High Energy Physics and Instrumentation. According to data from OpenAlex, M. Morris has authored 398 papers receiving a total of 12.7k indexed citations (citations by other indexed papers that have themselves been cited), including 364 papers in Astronomy and Astrophysics, 63 papers in Nuclear and High Energy Physics and 60 papers in Instrumentation. Recurrent topics in M. Morris's work include Astrophysics and Star Formation Studies (221 papers), Stellar, planetary, and galactic studies (179 papers) and Astrophysical Phenomena and Observations (128 papers). M. Morris is often cited by papers focused on Astrophysics and Star Formation Studies (221 papers), Stellar, planetary, and galactic studies (179 papers) and Astrophysical Phenomena and Observations (128 papers). M. Morris collaborates with scholars based in United States, Germany and Spain. M. Morris's co-authors include A. M. Ghez, Eugene Serabyn, F. Yusef‐Zadeh, E. E. Becklin, Donald F. Figer, Ian S. McLean, R. Sahai, Jessica R. Lu, Sungsoo S. Kim and S. D. Hornstein and has published in prestigious journals such as Nature, Science and Physical Review Letters.

In The Last Decade

M. Morris

369 papers receiving 12.3k citations

Hit Papers

5 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 GALACTIC CENTER ENVIRONMENT

1996 514 citations M. Morris et al. profile →
Stellar Orbits around the Galactic Center Black Hole

2005 428 citations A. M. Ghez, Jessica R. Lu et al. The Astrophysical Journal profile →
High Proper‐Motion Stars in the Vicinity of Sagittarius A*: Evidence for a Supermassive Black Hole at the Center of Our Galaxy

1998 423 citations A. M. Ghez, M. Morris et al. The Astrophysical Journal profile →
The First Measurement of Spectral Lines in a Short-Period Star Bound to the Galaxy’s Central Black Hole: A Paradox of Youth

2003 413 citations A. M. Ghez, K. Matthews et al. The Astrophysical Journal profile →
Testing General Relativity with Stellar Orbits around the Supermassive Black Hole in Our Galactic Center

2017 110 citations Aurélien Hees, Tuan Do et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
M. Morris United States	58	12.2k	2.9k	1.3k	1.0k	1.0k	398	12.7k
R. Genzel Germany	81	19.9k 1.6×	3.5k 1.2×	4.3k 3.3×	1.1k 1.0×	1.3k 1.3×	429	20.5k
E. E. Becklin United States	45	7.1k 0.6×	1.1k 0.4×	1.1k 0.8×	697 0.7×	558 0.5×	241	7.4k
G. H. Rieke United States	67	18.0k 1.5×	2.2k 0.7×	4.4k 3.4×	1.1k 1.1×	675 0.7×	499	18.7k
G. Chabrier France	55	8.7k 0.7×	549 0.2×	1.8k 1.4×	578 0.6×	1.4k 1.4×	180	10.2k
J. Michael Shull United States	55	12.3k 1.0×	3.1k 1.1×	1.9k 1.4×	637 0.6×	1.0k 1.0×	224	13.0k
G. J. Ferland United States	48	9.7k 0.8×	1.6k 0.5×	1.4k 1.0×	620 0.6×	1.3k 1.3×	329	10.6k
G. Neugebauer United States	50	11.0k 0.9×	1.7k 0.6×	2.3k 1.8×	693 0.7×	649 0.6×	322	11.5k
W. M. Goss United States	48	8.3k 0.7×	3.4k 1.2×	345 0.3×	779 0.7×	481 0.5×	451	8.7k
D. J. Hollenbach United States	63	15.7k 1.3×	1.4k 0.5×	938 0.7×	3.4k 3.3×	1.7k 1.6×	186	16.6k
Paul T. P. Ho United States	54	9.1k 0.7×	975 0.3×	421 0.3×	3.1k 2.9×	2.4k 2.4×	430	11.7k

Countries citing papers authored by M. Morris

Since Specialization

Citations

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

Fields of papers citing papers by M. Morris

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of M. Morris

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

Ponti, G., E. Carretti, Ruo-Yu Liu, et al.. (2024). A magnetized Galactic halo from inner Galaxy outflows. Nature Astronomy. 8(11). 1416–1428. 8 indexed citations

Kim, Hyosun, M. Morris, Jongsoo Kim, & Jinhua He. (2024). Pinwheel Outflow Induced by Stellar Mass Loss in a Coplanar Triple System. The Astrophysical Journal. 966(2). 163–163.

Ponti, G., Tong Bao, F. Haberl, et al.. (2024). Periodicity from X-ray sources within the inner Galactic disk. Springer Link (Chiba Institute of Technology). 1 indexed citations

Morris, M., et al.. (2023). High-resolution, Mid-infrared Color Temperature Mapping of the Central 10″ of the Galaxy. The Astronomical Journal. 167(1). 41–41. 3 indexed citations

Ressler, Sean M., et al.. (2023). The Inner 2 pc of Sagittarius A*: Simulations of the Circumnuclear Disk and Multiphase Gas Accretion in the Galactic Center. The Astrophysical Journal. 953(1). 22–22. 6 indexed citations

Lu, Jessica R., Devin S. Chu, Matthew W. Hosek, et al.. (2023). Stellar Populations in the Central 0.5 pc of Our Galaxy. III. The Dynamical Substructures. The Astrophysical Journal. 949(1). 18–18. 11 indexed citations

Boyce, Hope, Daryl Haggard, Gunther Witzel, et al.. (2022). Multiwavelength Variability of Sagittarius A* in 2019 July. The Astrophysical Journal. 931(1). 7–7. 10 indexed citations

Purcell, Cormac, et al.. (2021). Analyzing the Intrinsic Magnetic Field in the Galactic Center Radio Arc. The Astrophysical Journal. 923(1). 82–82. 5 indexed citations

Witzel, Gunther, Breann Sitarski, A. M. Ghez, et al.. (2017). The Post-periapsis Evolution of Galactic Center Source G1: The Second Case of a Resolved Tidal Interaction with a Supermassive Black Hole. eScholarship (California Digital Library). 29 indexed citations

10.

Chappell, Samantha, A. M. Ghez, Tuan Do, et al.. (2016). The late-type stellar density profile in the Galactic Center: A statistical approach. eScholarship (California Digital Library). 1 indexed citations

11.

Sitarski, Breann, A. M. Ghez, M. Morris, et al.. (2015). Galactic Center Source G1 and other G2-like Sources. AAS. 225. 1 indexed citations

12.

Sitarski, Breann, Tuan Do, Gunther Witzel, et al.. (2014). Is G2 Alone? Other Infrared Sources in the Central 0.04 Parsecs of the Galactic Center. 223. 1 indexed citations

13.

Ponti, G., S. Bianchi, T. Muñoz‐Darias, et al.. (2014). On the Fe K absorption – accretion state connection in the Galactic Centre neutron star X-ray binary AX J1745.6-2901. Monthly Notices of the Royal Astronomical Society. 446(2). 1536–1550. 32 indexed citations

14.

Witzel, Gunther, A. M. Ghez, M. Morris, et al.. (2014). DETECTION OF GALACTIC CENTER SOURCE G2 AT 3.8 μm DURING PERIAPSE PASSAGE. The Astrophysical Journal Letters. 796(1). L8–L8. 60 indexed citations

15.

Morris, M., et al.. (2011). The galactic center : a window to the nuclear environment of disk galaxies : proceedings of a workshop held at Shanghai, China, 19-23 October 2009. Astronomical Society of the Pacific eBooks.

16.

Smith, R. L., K. M. Pontoppidan, Edward Young, & M. Morris. (2011). Observational Signatures of 12 CO- 13 CO Partitioning in Ice and Gas Towards Local Young Stellar Objects and Molecular Clouds. 280. 341. 1 indexed citations

17.

Young, Edward, M. Gounelle, R. L. Smith, M. Morris, & K. M. Pontoppidan. (2009). The Oxygen Isotopic Composition of the Solar System in a Galactic Context: New Results for CO in Young Stellar Objects and Implications for the Birth Environment of the Solar System. LPI. 1967. 2 indexed citations

18.

Cotera, A., M. Morris, A. M. Ghez, et al.. (1999). Mid-Infrared Imaging of the Central Parsec with Keck. ASPC. 186. 240. 3 indexed citations

19.

Žmuidzinas, J., J. Keene, T. G. Phillips, et al.. (1997). A Submillimeter/Far-IR Heterodyne Receiver for SOFIA. American Astronomical Society Meeting Abstracts. 191. 3 indexed citations

20.

Morris, M., et al.. (1982). Bipolar Reflection Nebulae: Monte Carlo Simulations. Bulletin of the American Astronomical Society. 14. 637. 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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