Robert M. Farrell

3.2k total citations · 2 hit papers
76 papers, 2.7k citations indexed

About

Robert M. Farrell is a scholar working on Condensed Matter Physics, Atomic and Molecular Physics, and Optics and Electrical and Electronic Engineering. According to data from OpenAlex, Robert M. Farrell has authored 76 papers receiving a total of 2.7k indexed citations (citations by other indexed papers that have themselves been cited), including 53 papers in Condensed Matter Physics, 42 papers in Atomic and Molecular Physics, and Optics and 34 papers in Electrical and Electronic Engineering. Recurrent topics in Robert M. Farrell's work include GaN-based semiconductor devices and materials (53 papers), Semiconductor Quantum Structures and Devices (42 papers) and Semiconductor Lasers and Optical Devices (19 papers). Robert M. Farrell is often cited by papers focused on GaN-based semiconductor devices and materials (53 papers), Semiconductor Quantum Structures and Devices (42 papers) and Semiconductor Lasers and Optical Devices (19 papers). Robert M. Farrell collaborates with scholars based in United States, Japan and Saudi Arabia. Robert M. Farrell's co-authors include Steven P. DenBaars, Shuji Nakamura, James S. Speck, Daniel A. Cohen, Daniel Feezell, Nathan Pfaff, Michael Cantore, Kenji Fujito, Po Shan Hsu and Daniel A. Haeger and has published in prestigious journals such as Nano Letters, Applied Physics Letters and Journal of Applied Physics.

In The Last Decade

Robert M. Farrell

74 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.

Development of gallium-nitride-based light-emitting diodes (LEDs) and laser diodes for energy-efficient lighting and displays

2013 361 citations Steven P. DenBaars, Daniel Feezell et al. profile →
Demonstration of a semipolar (101¯3¯) InGaN∕GaN green light emitting diode

2005 197 citations Rajat Sharma, P. Morgan Pattison et al. Applied Physics Letters profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Robert M. Farrell United States	27	1.8k	1.2k	1.2k	816	553	76	2.7k
T Walther United Kingdom	23	489 0.3×	821 0.7×	766 0.7×	946 1.2×	577 1.0×	145	2.4k
M. Van Hove Belgium	39	3.0k 1.6×	3.4k 2.8×	1.6k 1.4×	809 1.0×	1.7k 3.1×	215	5.1k
R. J. Phaneuf United States	28	287 0.2×	919 0.8×	1.2k 1.0×	719 0.9×	422 0.8×	100	2.5k
Yean‐Woei Kiang Taiwan	29	922 0.5×	623 0.5×	457 0.4×	778 1.0×	832 1.5×	151	2.2k
I.G. Brown United States	21	473 0.3×	596 0.5×	318 0.3×	991 1.2×	345 0.6×	94	1.7k
N. Herres Germany	26	388 0.2×	1.4k 1.2×	1.2k 1.0×	1.7k 2.0×	185 0.3×	69	3.2k
K. Yokoyama Japan	27	633 0.3×	1.4k 1.2×	1.0k 0.9×	203 0.2×	402 0.7×	235	2.4k
Minho Kim South Korea	16	1.9k 1.1×	755 0.6×	1.2k 1.0×	824 1.0×	655 1.2×	40	2.3k
M. Asif Khan United States	29	2.7k 1.5×	1.4k 1.2×	912 0.8×	941 1.2×	1.2k 2.2×	66	3.1k
E. J. Cotts United States	29	136 0.1×	2.2k 1.9×	285 0.2×	657 0.8×	232 0.4×	117	3.0k

Countries citing papers authored by Robert M. Farrell

Since Specialization

Citations

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

Fields of papers citing papers by Robert M. Farrell

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Robert M. Farrell

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

Cohen, Daniel A., et al.. (2016). High efficiency semipolar III-nitride lasers for solid state lighting. 1 indexed citations

Farrell, Robert M., et al.. (2016). Why Do Computer Programs Misdiagnose Flutter?. The American Journal of Medicine. 129(11). e289–e290. 4 indexed citations

Farrell, Robert M., et al.. (2016). CW operation of high‐power blue laser diodes with polished facets on semi‐polar GaN substrates. Electronics Letters. 52(24). 2003–2005. 7 indexed citations

Cohen, Daniel A., et al.. (2016). Transparent conducting oxide clad limited area epitaxy semipolar III-nitride laser diodes. Applied Physics Letters. 109(6). 13 indexed citations

Cohen, Daniel A., et al.. (2016). Effects of active region design on gain and carrier injection and transport of CW semipolar InGaN laser diodes. Applied Physics Express. 9(9). 92104–92104. 8 indexed citations

Farrell, Robert M., et al.. (2015). High-power blue laser diodes with indium tin oxide cladding on semipolar (202¯1¯) GaN substrates. Applied Physics Letters. 106(11). 55 indexed citations

Xue, Joel & Robert M. Farrell. (2014). How can computerized interpretation algorithms adapt to gender/age differences in ECG measurements?. Journal of Electrocardiology. 47(6). 849–855. 7 indexed citations

Farrell, Robert M., Daniel A. Haeger, K. Fujito, et al.. (2013). Morphological evolution of InGaN/GaN light-emitting diodes grown on free-standing m-plane GaN substrates. Journal of Applied Physics. 113(6). 11 indexed citations

Farrell, Robert M., Carl J. Neufeld, Michael Iza, et al.. (2013). Effect of intentional p-GaN surface roughening on the performance of InGaN/GaN solar cells. Applied Physics Letters. 103(24). 10 indexed citations

10.

Rowlandson, Ian, Joel Xue, & Robert M. Farrell. (2010). Computerized STEMI recognition: an example of the art and science of building ECG algorithms. Journal of Electrocardiology. 43(6). 497–502. 2 indexed citations

11.

Farrell, Robert M.. (2010). Growth, Fabrication, and Characterization of Continuous-Wave Aluminum Gallium Nitride -Cladding-Free m-plane Indium Gallium Nitride / Gallium Nitride Laser Diodes. 2 indexed citations

12.

Frendl, Daniel M., Sebastian T. Palmeri, David Hampton, et al.. (2009). Overcoming barriers to developing seamless ST-segment elevation myocardial infarction care systems in the United States: recommendations from a comprehensive Prehospital 12-lead Electrocardiogram Working Group. Journal of Electrocardiology. 42(5). 426–431. 13 indexed citations

13.

Lin, You-Da, Matthew T. Hardy, Po Shan Hsu, et al.. (2009). Blue-Green InGaN/GaN Laser Diodes on Miscutm-Plane GaN Substrate. Applied Physics Express. 2. 82102–82102. 50 indexed citations

14.

Farrell, Robert M., et al.. (2008). Effects of limb electrode placement on the 12- and 16-lead electrocardiogram. Journal of Electrocardiology. 41(6). 536–545. 11 indexed citations

15.

Feezell, Daniel, Robert M. Farrell, Mathew C. Schmidt, et al.. (2007). Thin metal intracavity contact and lateral current-distribution scheme for GaN-based vertical-cavity lasers. Applied Physics Letters. 90(18). 12 indexed citations

16.

Farrell, Robert M., et al.. (2006). The effects of noise on computerized electrocardiogram measurements. Journal of Electrocardiology. 39(4). S165–S173. 8 indexed citations

17.

Sharma, Rajat, P. Morgan Pattison, Hisashi Masui, et al.. (2005). Demonstration of a semipolar (10(1)over-bar(3)over-bar) InGaN/GaN green light emitting diode. Applied Physics Letters. 87(23). 1 indexed citations

18.

Xue, Joel, Tom P. Aufderheide, R. Scott Wright, et al.. (2004). Added value of new acute coronary syndrome computer algorithm for interpretation of prehospital electrocardiograms. Journal of Electrocardiology. 37. 233–239. 15 indexed citations

19.

Farrell, Robert M. & Victor F. Marshall. (1974). Urolithiasis in children. Urology. 4(1). 51–56. 5 indexed citations

20.

Farrell, Robert M., William T. Stubenbord, Robert R. Riggio, & Edward C. Muecke. (1973). Living Renal Donor Nephrectomy: Evaluation of 135 Cases. The Journal of Urology. 110(6). 639–642. 19 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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