Edgar Schäfer

12.1k total citations · 4 hit papers
176 papers, 8.7k citations indexed

About

Edgar Schäfer is a scholar working on Oral Surgery, Orthodontics and Medical Laboratory Technology. According to data from OpenAlex, Edgar Schäfer has authored 176 papers receiving a total of 8.7k indexed citations (citations by other indexed papers that have themselves been cited), including 152 papers in Oral Surgery, 76 papers in Orthodontics and 36 papers in Medical Laboratory Technology. Recurrent topics in Edgar Schäfer's work include Endodontics and Root Canal Treatments (143 papers), Dental Radiography and Imaging (99 papers) and Dental materials and restorations (75 papers). Edgar Schäfer is often cited by papers focused on Endodontics and Root Canal Treatments (143 papers), Dental Radiography and Imaging (99 papers) and Dental materials and restorations (75 papers). Edgar Schäfer collaborates with scholars based in Germany, Egypt and Italy. Edgar Schäfer's co-authors include Sebastian Bürklein, Till Dammaschke, David Donnermeyer, H. Züchner, J. Tepel, W Hoppe, Gholamreza Danesh, M. Erler, Kent Urban and Shehabeldin Mohamed Saber and has published in prestigious journals such as PLoS ONE, Journal of Endodontics and Dental Materials.

In The Last Decade

Edgar Schäfer

168 papers receiving 8.2k 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.

Shaping ability and cleaning effectiveness of two single‐file systems in severely curved root canals of extracted teeth: Reciproc and WaveOne versus Mtwo and ProTaper

2011 376 citations Sebastian Bürklein, Till Dammaschke et al. International Endodontic Journal profile →
Apically Extruded Debris with Reciprocating Single-File and Full-sequence Rotary Instrumentation Systems

2012 332 citations Sebastian Bürklein, Edgar Schäfer Journal of Endodontics profile →
New thermomechanically treated NiTi alloys – a review

2018 290 citations Edgar Schäfer et al. International Endodontic Journal profile →
Endodontic sealers based on calcium silicates: a systematic review

2018 191 citations David Donnermeyer, Sebastian Bürklein et al. profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Edgar Schäfer Germany	53	8.1k	3.8k	1.9k	694	450	176	8.7k
Gary S.P. Cheung Hong Kong	50	5.6k 0.7×	2.7k 0.7×	1.7k 0.9×	512 0.7×	411 0.9×	129	6.6k
Gianluca Plotino Italy	50	6.9k 0.9×	3.3k 0.9×	2.3k 1.2×	479 0.7×	536 1.2×	145	7.5k
Gustavo De‐Deus Brazil	54	7.6k 0.9×	4.0k 1.0×	1.2k 0.6×	599 0.9×	534 1.2×	186	8.0k
Nicola Maria Grande Italy	48	6.0k 0.7×	2.9k 0.8×	2.2k 1.1×	404 0.6×	443 1.0×	109	6.5k
Emmanuel João Nogueira Leal Silva Brazil	47	6.6k 0.8×	3.2k 0.8×	1.0k 0.5×	560 0.8×	461 1.0×	350	7.3k
Manoel Damião Sousa‐Neto Brazil	53	8.3k 1.0×	4.6k 1.2×	737 0.4×	672 1.0×	850 1.9×	362	9.3k
Marco Antônio Húngaro Duarte Brazil	54	8.3k 1.0×	4.3k 1.1×	684 0.4×	765 1.1×	538 1.2×	407	9.5k
P. R. Wesselink Netherlands	66	11.6k 1.4×	4.6k 1.2×	1.2k 0.6×	886 1.3×	874 1.9×	189	12.7k
K. Gulabivala United Kingdom	40	7.3k 0.9×	2.2k 0.6×	829 0.4×	598 0.9×	688 1.5×	125	8.0k
Clóvis Monteiro Bramante Brazil	52	6.1k 0.7×	2.6k 0.7×	567 0.3×	546 0.8×	532 1.2×	222	6.6k

Countries citing papers authored by Edgar Schäfer

Since Specialization

Citations

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

Fields of papers citing papers by Edgar Schäfer

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Edgar Schäfer

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

Elsayed, Mohamed Ahmed, et al.. (2025). Evaluation of osteoconductivity and inflammatory response of a resin-based and a resin-free calcium silicate sealer: an in vivo study. Clinical Oral Investigations. 29(6). 334–334.

Elashiry, Mohamed Mohamed, et al.. (2024). Ex-vivo evaluation of clinically-set hydraulic sealers used with different canal dryness protocols and obturation techniques: a randomized clinical trial. Clinical Oral Investigations. 28(11). 612–612. 2 indexed citations

Shamel, Mohamed, et al.. (2024). Cytocompatibility, Antibacterial, and Anti-Biofilm Efficacy of Grape Seed Extract and Quercetin Hydrogels Against a Mature Endodontic Biofilm Ex Vivo Model. Journal of Clinical Medicine. 13(21). 6464–6464. 3 indexed citations

Donnermeyer, David, Karola Prior, Daniel Hagenfeld, et al.. (2024). A Methodological Study on Microbial In Vivo Sampling Methods of Root Canal Microbiota for Next-Generation Gene Sequencing Analysis. Journal of Endodontics. 51(2). 164–171.

Bürklein, Sebastian, et al.. (2024). Cyclic Fatigue of Different Reciprocating Endodontic Instruments Using Matching Artificial Root Canals at Body Temperature In Vitro. Materials. 17(4). 827–827. 5 indexed citations

Schäfer, Edgar, et al.. (2022). Pleiotropic effects on proliferation and mineralization of primary human adipose tissue-derived stromal cells induced by simvastatin. Open Biology. 12(6). 210337–210337. 4 indexed citations

Saber, Shehabeldin Mohamed, et al.. (2021). The antibacterial effect and the incidence of post-operative pain after the application of nano-based intracanal medications during endodontic retreatment: a randomized controlled clinical trial. Clinical Oral Investigations. 26(2). 2155–2163. 19 indexed citations

Bürklein, Sebastian, et al.. (2021). Need for Standardization: Influence of Artificial Canal Size on Cyclic Fatigue Tests of Endodontic Instruments. Applied Sciences. 11(11). 4950–4950. 9 indexed citations

Donnermeyer, David, Edgar Schäfer, & Sebastian Bürklein. (2018). Real-time Intracanal Temperature Measurement During Different Obturation Techniques. Journal of Endodontics. 44(12). 1832–1836. 25 indexed citations

10.

Donnermeyer, David, et al.. (2018). The push-out bond strength of calcium silicate-based endodontic sealers. Head & Face Medicine. 14(1). 13–13. 70 indexed citations

11.

Kaup, Markus, et al.. (2015). Shear bond strength of Biodentine, ProRoot MTA, glass ionomer cement and composite resin on human dentine ex vivo. Head & Face Medicine. 11(1). 14–14. 64 indexed citations

12.

Schäfer, Edgar, et al.. (2014). Hoja de ruta para mejorar el diseño de los planes de pensiones de aportación definida. Journal of adhesive dentistry/The journal of adhesive dentistry. 19(2). 129–135. 20 indexed citations

13.

Bürklein, Sebastian, et al.. (2011). Shaping ability and cleaning effectiveness of two single‐file systems in severely curved root canals of extracted teeth: Reciproc and WaveOne versus Mtwo and ProTaper. International Endodontic Journal. 45(5). 449–461. 376 indexed citations breakdown →

14.

Bonaccorso, Antonio, Giuseppe Cantatore, Guglielmo G. Condorelli, Edgar Schäfer, & Teresa Roberta Tripi. (2009). Shaping Ability of Four Nickel-Titanium Rotary Instruments in Simulated S-Shaped Canals. Journal of Endodontics. 35(6). 883–886. 92 indexed citations

15.

Dammaschke, Till, et al.. (2006). Reaction of rat pulp tissue to Carisolv ‘new gel’—‐A histocytological evaluation. Australian Dental Journal. 51(1). 57–63. 7 indexed citations

16.

Schäfer, Edgar, et al.. (2003). Bending properties of rotary nickel-titanium instruments. Oral Surgery Oral Medicine Oral Pathology Oral Radiology and Endodontology. 96(6). 757–763. 105 indexed citations

17.

Schäfer, Edgar, et al.. (2000). Malformations in maxillary incisors: case report of radicular palatal groove. Dental Traumatology. 16(3). 132–137. 27 indexed citations

18.

Schäfer, Edgar, et al.. (2000). pH Changes in Root Dentin after Root Canal Dressing with Gutta-Percha Points Containing Calcium Hydroxide. Journal of Endodontics. 26(11). 665–667. 10 indexed citations

19.

Tepel, J. & Edgar Schäfer. (1997). Endodontic hand instruments: cutting efficiency, instrumentation of curved canals, bending and torsional properties. Dental Traumatology. 13(5). 201–210. 19 indexed citations

20.

Schäfer, Edgar & J. Tepel. (1996). Cutting efficiency of Hedstrom, S and U files made of various alloys in filing motion. International Endodontic Journal. 29(5). 302–308. 7 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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