J. A. Rowlands

6.5k total citations · 2 hit papers
187 papers, 5.0k citations indexed

About

J. A. Rowlands is a scholar working on Electrical and Electronic Engineering, Pulmonary and Respiratory Medicine and Radiation. According to data from OpenAlex, J. A. Rowlands has authored 187 papers receiving a total of 5.0k indexed citations (citations by other indexed papers that have themselves been cited), including 84 papers in Electrical and Electronic Engineering, 83 papers in Pulmonary and Respiratory Medicine and 75 papers in Radiation. Recurrent topics in J. A. Rowlands's work include Digital Radiography and Breast Imaging (82 papers), Radiation Detection and Scintillator Technologies (58 papers) and Advanced X-ray and CT Imaging (58 papers). J. A. Rowlands is often cited by papers focused on Digital Radiography and Breast Imaging (82 papers), Radiation Detection and Scintillator Technologies (58 papers) and Advanced X-ray and CT Imaging (58 papers). J. A. Rowlands collaborates with scholars based in Canada, United States and Germany. J. A. Rowlands's co-authors include Safa Kasap, Wei Zhao, Martin J. Yaffe, W. Que, Dylan Hunt, Giovanni DeCrescenzo, Alla Reznik, O. Tousignant, Kenkichi Tanioka and Arokia Nathan and has published in prestigious journals such as Physical review. B, Condensed matter, Applied Physics Letters and Journal of Applied Physics.

In The Last Decade

J. A. Rowlands

182 papers receiving 4.7k citations

Hit Papers

align trajectories sort by overperformance

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.

X-ray detectors for digital radiography

1997 526 citations Martin J. Yaffe, J. A. Rowlands Physics in Medicine and Biology profile →
Amorphous and Polycrystalline Photoconductors for Direct Conversion Flat Panel X-Ray Image Sensors

2011 403 citations Safa Kasap, Alla Reznik et al. profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
J. A. Rowlands	2.4k	1.8k	1.7k	1.7k	1.6k	187	5.0k
I. Kandarakis	499 0.2×	732 0.4×	936 0.5×	874 0.5×	1.5k 1.0×	204	2.5k
Mamoru Baba	1.4k 0.6×	197 0.1×	415 0.2×	1.3k 0.7×	1.7k 1.1×	279	3.9k
Larry E. Antonuk	780 0.3×	1.2k 0.6×	1.4k 0.8×	260 0.2×	1.5k 0.9×	128	3.1k
Vivek V. Nagarkar	524 0.2×	455 0.2×	314 0.2×	787 0.5×	1.5k 0.9×	165	2.3k
Masami Ando	518 0.2×	1.1k 0.6×	111 0.1×	2.3k 1.3×	2.0k 1.2×	331	5.2k
Jianping Lü	452 0.2×	1.4k 0.7×	679 0.4×	1.8k 1.0×	424 0.3×	184	3.7k
Michael Lerch	897 0.4×	610 0.3×	2.5k 1.4×	492 0.3×	2.8k 1.8×	286	4.2k
M. Bruzzi	1.8k 0.7×	274 0.1×	517 0.3×	873 0.5×	988 0.6×	242	3.0k
Péter Balling	706 0.3×	690 0.4×	239 0.1×	597 0.3×	634 0.4×	190	3.8k
P. Siffert	4.2k 1.7×	886 0.5×	135 0.1×	1.7k 1.0×	1.8k 1.1×	436	5.7k

Countries citing papers authored by J. A. Rowlands

Since Specialization

Citations

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

Fields of papers citing papers by J. A. Rowlands

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by J. A. Rowlands. 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 J. A. Rowlands. The network helps show where J. A. Rowlands may publish in the future.

Co-authorship network of co-authors of J. A. Rowlands

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

Lubinsky, A. R., et al.. (2014). Investigation of spatial resolution and temporal performance of SAPHIRE (scintillator avalanche photoconductor with high resolution emitter readout) with integrated electrostatic focusing. 9033. 1 indexed citations

Rowlands, J. A., et al.. (2008). Direct‐conversion flat‐panel imager with avalanche gain: Feasibility investigation for HARP‐AMFPI. Medical Physics. 35(12). 5207–5218. 25 indexed citations

Koprinarov, I., et al.. (2008). The x‐ray light valve: A potentially low‐cost, digital radiographic imaging system‐concept and implementation considerations. Medical Physics. 35(3). 939–949. 7 indexed citations

Sultana, Afrin, Alla Reznik, Karim S. Karim, & J. A. Rowlands. (2008). Design and feasibility of active matrix flat panel detector using avalanche amorphous selenium for protein crystallography. Medical Physics. 35(10). 4324–4332. 17 indexed citations

Koprinarov, I., et al.. (2008). The x‐ray light valve: A potentially low‐cost, digital radiographic imaging system—a liquid crystal cell design for chest radiography. Medical Physics. 35(3). 959–967. 5 indexed citations

Hunter, David M., Giovanni DeCrescenzo, Safa Kasap, et al.. (2007). The dependence of the modulation transfer function on the blocking layer thickness in amorphous selenium x‐ray detectors. Medical Physics. 34(8). 3358–3373. 7 indexed citations

Lubinsky, A. R., Wei Zhao, Goran Ristić, & J. A. Rowlands. (2006). Screen optics effects on detective quantum efficiency in digital radiography: Zero‐frequency effects. Medical Physics. 33(5). 1499–1509. 19 indexed citations

Zhao, Wei, Dan Li, Alla Reznik, et al.. (2005). Indirect flat‐panel detector with avalanche gain: Fundamental feasibility investigation for SHARP‐AMFPI (scintillator HARP active matrix flat panel imager). Medical Physics. 32(9). 2954–2966. 67 indexed citations

Rowlands, J. A., et al.. (2002). A filtering method for signal equalization in region‐of‐interest fluoroscopy. Medical Physics. 29(5). 736–747. 9 indexed citations

10.

Zhao, Wei, et al.. (2001). Effects of characteristic x rays on the noise power spectra and detective quantum efficiency of photoconductive x‐ray detectors. Medical Physics. 28(10). 2039–2049. 53 indexed citations

11.

Mah, Dennis, J. Alan Rawlinson, & J. A. Rowlands. (1999). Detective quantum efficiency of an amorphous selenium detector to megavoltage radiation. Physics in Medicine and Biology. 44(5). 1369–1384. 7 indexed citations

12.

Zhao, Wei, et al.. (1998). Digital x‐ray imaging using amorphous selenium: Reduction of aliasing. Medical Physics. 25(11). 2148–2162. 10 indexed citations

13.

Wei, Zhao, D. Waechter, & J. A. Rowlands. (1998). Digital radiology using active matrix readout of amorphous selenium: Radiation hardness of cadmium selenide thin film transistors. Medical Physics. 25(4). 527–538. 3 indexed citations

14.

Zhao, Wei, et al.. (1998). Digital radiology using active matrix readout of amorphous selenium: Detectors with high voltage protection. Medical Physics. 25(4). 539–549. 36 indexed citations

15.

Zhao, Wei & J. A. Rowlands. (1997). Digital radiology using active matrix readout of amorphous selenium: Theoretical analysis of detective quantum efficiency. Medical Physics. 24(12). 1819–1833. 165 indexed citations

16.

Zhao, Wei, et al.. (1997). Digital radiology using active matrix readout of amorphous selenium: Construction and evaluation of a prototype real‐time detector. Medical Physics. 24(12). 1834–1843. 104 indexed citations

17.

Fahrig, Rebecca, J. A. Rowlands, & Martin J. Yaffe. (1996). X‐ray imaging with amorphous selenium: Optimal spectra for digital mammography. Medical Physics. 23(4). 557–567. 29 indexed citations

18.

Rowlands, J. A., et al.. (1996). Design of a laser scanner for a digital mammography system. Medical Physics. 23(5). 755–758. 1 indexed citations

19.

Fahrig, Rebecca, J. A. Rowlands, & Martin J. Yaffe. (1995). X-ray imaging with amorphous selenium: Detective quantum efficiency of photoconductive receptors for digital mammography. Medical Physics. 22(2). 153–160. 44 indexed citations

20.

Rowlands, J. A., et al.. (1989). A light source for testing radiological television cameras. Medical Physics. 16(1). 1–6. 2 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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