E Sham

671 total citations · 1 hit paper
5 papers, 546 citations indexed

About

E Sham is a scholar working on Radiation, Radiology, Nuclear Medicine and Imaging and Pulmonary and Respiratory Medicine. According to data from OpenAlex, E Sham has authored 5 papers receiving a total of 546 indexed citations (citations by other indexed papers that have themselves been cited), including 5 papers in Radiation, 5 papers in Radiology, Nuclear Medicine and Imaging and 4 papers in Pulmonary and Respiratory Medicine. Recurrent topics in E Sham's work include Advanced Radiotherapy Techniques (5 papers), Medical Imaging Techniques and Applications (3 papers) and Radiation Therapy and Dosimetry (3 papers). E Sham is often cited by papers focused on Advanced Radiotherapy Techniques (5 papers), Medical Imaging Techniques and Applications (3 papers) and Radiation Therapy and Dosimetry (3 papers). E Sham collaborates with scholars based in Canada and United States. E Sham's co-authors include Ervin B. Podgoršak, Slobodan Dević, Jan Seuntjens, Assen S. Kirov, C. Ross Schmidtlein, Christopher G. Soares, Pavel Stavrev, Dimitre Hristov, B. G. Fallone and Brad Warkentin and has published in prestigious journals such as Medical Physics.

In The Last Decade

E Sham

5 papers receiving 537 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.

Precise radiochromic film dosimetry using a flat-bed document scanner

2005 471 citations Slobodan Dević, Jan Seuntjens et al. Medical Physics profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
E Sham Canada	4	503	408	276	70	57	5	546
S. Vynckier Belgium	8	429 0.9×	348 0.9×	148 0.5×	41 0.6×	46 0.8×	10	479
O. Dohm Germany	12	583 1.2×	479 1.2×	358 1.3×	119 1.7×	26 0.5×	32	637
Yu Xiang United States	4	693 1.4×	554 1.4×	384 1.4×	103 1.5×	82 1.4×	5	753
V.P. Cosgrove United Kingdom	12	465 0.9×	357 0.9×	360 1.3×	57 0.8×	17 0.3×	30	538
T Mackie United States	14	770 1.5×	590 1.4×	471 1.7×	188 2.7×	44 0.8×	26	828
Saad Aldelaijan Canada	11	408 0.8×	320 0.8×	212 0.8×	70 1.0×	51 0.9×	30	451
Marina Olivares Canada	6	307 0.6×	252 0.6×	172 0.6×	53 0.8×	36 0.6×	16	353
J. Hopfgartner Austria	9	426 0.8×	348 0.9×	215 0.8×	98 1.4×	16 0.3×	12	482
G. Budgell United Kingdom	16	786 1.6×	587 1.4×	563 2.0×	128 1.8×	43 0.8×	34	839
R. Arráns Spain	13	524 1.0×	419 1.0×	256 0.9×	101 1.4×	39 0.7×	35	540

Countries citing papers authored by E Sham

Since Specialization

Citations

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

Fields of papers citing papers by E Sham

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of E Sham

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

All Works

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5 of 5 papers shown

1.

Sham, E, Jan Seuntjens, Slobodan Dević, & Ervin B. Podgoršak. (2008). Influence of focal spot on characteristics of very small diameter radiosurgical beams. Medical Physics. 35(7Part1). 3317–3330. 33 indexed citations

2.

Sham, E, Slobodan Dević, Jan Seuntjens, & E. B. Podgoršak. (2006). TH‐D‐224C‐07: Focal Source Size Measurement for Monte Carlo Simulations of Percentage Depth Doses in Very Small Photon Fields. Medical Physics. 33(6Part22). 2284–2284. 1 indexed citations

3.

Dević, Slobodan, Jan Seuntjens, E Sham, et al.. (2005). Precise radiochromic film dosimetry using a flat-bed document scanner. Medical Physics. 32(7Part1). 2245–2253. 471 indexed citations breakdown →

4.

Stavrev, Pavel, Dimitre Hristov, Brad Warkentin, et al.. (2003). Inverse treatment planning by physically constrained minimization of a biological objective function. Medical Physics. 30(11). 2948–2958. 25 indexed citations

5.

Hristov, Dimitre, Pavel Stavrev, E Sham, & B. G. Fallone. (2002). On the implementation of dose‐volume objectives in gradient algorithms for inverse treatment planning. Medical Physics. 29(5). 848–856. 16 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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