Sam Ellis

3.6k total citations · 3 hit papers
22 papers, 2.6k citations indexed

About

Sam Ellis is a scholar working on Surgery, Nature and Landscape Conservation and Ecology. According to data from OpenAlex, Sam Ellis has authored 22 papers receiving a total of 2.6k indexed citations (citations by other indexed papers that have themselves been cited), including 9 papers in Surgery, 8 papers in Nature and Landscape Conservation and 6 papers in Ecology. Recurrent topics in Sam Ellis's work include Coronary Interventions and Diagnostics (9 papers), Ecology and Vegetation Dynamics Studies (7 papers) and Plant and animal studies (5 papers). Sam Ellis is often cited by papers focused on Coronary Interventions and Diagnostics (9 papers), Ecology and Vegetation Dynamics Studies (7 papers) and Plant and animal studies (5 papers). Sam Ellis collaborates with scholars based in United States, United Kingdom and Belgium. Sam Ellis's co-authors include Michael J. Cowley, Eric J. Topol, Ubeydullah Deligönül, Michel Vandormael, Germano DiSciascio, Thomas M. Bulle, Jeffery J. Popma, Patrick L. Whitlow, Steven Ajluni and Robert D. Safian and has published in prestigious journals such as Proceedings of the National Academy of Sciences, Circulation and Journal of the American College of Cardiology.

In The Last Decade

Sam Ellis

22 papers receiving 2.5k 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.

Coronary morphologic and clinical determinants of procedural outcome with angioplasty for multivessel coronary disease. Implications for patient selection. Multivessel Angioplasty Prognosis Study Group.

1990 1.1k citations Sam Ellis, Michel Vandormael et al. Circulation profile →
Increased coronary perforation in the new device era. Incidence, classification, management, and outcome.

1994 437 citations Sam Ellis, Steven Ajluni et al. Circulation profile →
The decline of butterflies in Europe: Problems, significance, and possible solutions

2021 251 citations M. S. Warren, Dirk Maes et al. Proceedings of the National Academy of Sciences profile →

Peers

Sam Ellis

SURGE

CCM

RNMI

PRM

NLC

Kim O’Connor Canada

Antero Järvinen Finland

Serge Zaugg Switzerland

Shigeru Uemura Japan

Pierre Moret France

Eva Stensland Norway

R. Bell United States

Paola Bernabò Italy

Nicholas Brown United States

İbrahim Baran Türkiye

Kim O’Connor Canada

Sam Ellis

446 ×0.2

SURGE

1.5k ×1.0

CCM

473 ×0.5

RNMI

284 ×0.6

PRM

246 ×1.0

NLC

Citations per year, relative to Sam Ellis Sam Ellis (= 1×) peers Kim O’Connor

Countries citing papers authored by Sam Ellis

Since Specialization

Citations

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

Fields of papers citing papers by Sam Ellis

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Sam Ellis

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

Bourn, Nigel A. D., Dirk Maes, Philippe Goffart, et al.. (2024). The history, science and preliminary results from the reintroduction of the Chequered Skipper, Carterocephalus palaemon into Rockingham Forest, England. Journal of Insect Conservation. 28(5). 1063–1078. 5 indexed citations

Warren, M. S., Dirk Maes, Chris van Swaay, et al.. (2021). The decline of butterflies in Europe: Problems, significance, and possible solutions. Proceedings of the National Academy of Sciences. 118(2). 251 indexed citations breakdown →

Ellis, Sam, David Wainwright, Emily B. Dennis, et al.. (2019). Are habitat changes driving the decline of the UK’s most threatened butterfly: the High Brown Fritillary Argynnis adippe (Lepidoptera: Nymphalidae)?. Journal of Insect Conservation. 23(2). 351–367. 17 indexed citations

Maes, Dirk, Sam Ellis, Philippe Goffart, et al.. (2019). The potential of species distribution modelling for reintroduction projects: the case study of the Chequered Skipper in England. Journal of Insect Conservation. 23(2). 419–431. 24 indexed citations

Baker, D. James, Colin M. Beale, Sam Ellis, et al.. (2016). Decline of a Rare Moth at Its Last Known English Site: Causes and Lessons for Conservation. PLoS ONE. 11(6). e0157423–e0157423. 1 indexed citations

Bourgeon, Sophie, Erna Magnúsdóttir, W. James Grecian, et al.. (2013). Influence of wintering area on persistent organic pollutants in a breeding migratory seabird. Marine Ecology Progress Series. 491. 277–293. 64 indexed citations

Porter, Keith S. & Sam Ellis. (2010). Securing viable metapopulations of the Marsh Fritillary butterfly, Euphydryas aurinia, (Lepidoptera: Nymphalidae) in Northern England. Journal of Insect Conservation. 15(1-2). 111–119. 22 indexed citations

Ellis, Sam, et al.. (2010). Landscape-scale conservation in practice: lessons from northern England, UK. Journal of Insect Conservation. 15(1-2). 69–81. 25 indexed citations

Rabbat, Mark, Anthony A. Bavry, Deepak L. Bhatt, & Sam Ellis. (2007). Understanding and minimizing late thrombosis of drug-eluting stents.. Cleveland Clinic Journal of Medicine. 74(2). 129–136. 18 indexed citations

10.

Haery, Cameron, Ravish Sachar, & Sam Ellis. (2004). Drug-eluting stents: the beginning of the end of restenosis?. Cleveland Clinic Journal of Medicine. 71(10). 815–824. 13 indexed citations

11.

Ellis, Sam. (2003). Habitat quality and management for the northern brown argus butterfly Aricia artaxerxes (Lepidoptera: Lycaenidae) in North East England. Biological Conservation. 113(2). 285–294. 32 indexed citations

12.

Wilson, Robert J., et al.. (2002). LARGE-SCALE PATTERNS OF DISTRIBUTION AND PERSISTENCE AT THE RANGE MARGINS OF A BUTTERFLY. Ecology. 83(12). 3357–3368. 32 indexed citations

13.

Moses, Jeffery W., et al.. (1998). Short-term (1 month) results of the dose response IRIS feasibility study of a beta-particle emitting radioisotope stent. Journal of the American College of Cardiology. 31. 350–350. 17 indexed citations

14.

Steinhubl, Steven R., et al.. (1998). Pretreatment with ticlopidine reduces non-Q-wave myocardial infarctions following intracoronary stenting. Journal of the American College of Cardiology. 31. 100–100. 2 indexed citations

15.

Ellis, Sam, Jeffery J. Popma, Maurice Buchbinder, et al.. (1994). Relation of clinical presentation, stenosis morphology, and operator technique to the procedural results of rotational atherectomy and rotational atherectomy-facilitated angioplasty.. Circulation. 89(2). 882–892. 132 indexed citations

16.

Ellis, Sam, Steven Ajluni, Anita Zeiler Arnold, et al.. (1994). Increased coronary perforation in the new device era. Incidence, classification, management, and outcome.. Circulation. 90(6). 2725–2730. 437 indexed citations breakdown →

17.

Ohman, E. Magnus, Eric J. Topol, Robert M. Califf, et al.. (1993). An analysis of the cause of early mortality after administration of thrombolytic therapy. Coronary Artery Disease. 4(11). 957–964. 24 indexed citations

18.

Ellis, Sam, Michael P. Savage, Donald S. Baim, et al.. (1992). Restenosis after placement of Palmaz-Schatz stents in native coronary arteries. Initial results of a multicenter experience.. Circulation. 86(6). 1836–1844. 214 indexed citations

19.

Ellis, Sam, Michel Vandormael, Michael J. Cowley, et al.. (1990). Coronary morphologic and clinical determinants of procedural outcome with angioplasty for multivessel coronary disease. Implications for patient selection. Multivessel Angioplasty Prognosis Study Group.. Circulation. 82(4). 1193–1202. 1068 indexed citations breakdown →

20.

Ellis, Sam, Eric J. Topol, Barry S. George, et al.. (1989). Recurrent ischemia without warning. Analysis of risk factors for in-hospital ischemic events following successful thrombolysis with intravenous tissue plasminogen activator.. Circulation. 80(5). 1159–1165. 97 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.

Explore authors with similar magnitude of impact