John O’Brien

6.5k total citations · 1 hit paper
161 papers, 4.3k citations indexed

About

John O’Brien is a scholar working on Electrical and Electronic Engineering, Atomic and Molecular Physics, and Optics and Surfaces, Coatings and Films. According to data from OpenAlex, John O’Brien has authored 161 papers receiving a total of 4.3k indexed citations (citations by other indexed papers that have themselves been cited), including 98 papers in Electrical and Electronic Engineering, 94 papers in Atomic and Molecular Physics, and Optics and 35 papers in Surfaces, Coatings and Films. Recurrent topics in John O’Brien's work include Photonic and Optical Devices (92 papers), Photonic Crystals and Applications (80 papers) and Semiconductor Lasers and Optical Devices (40 papers). John O’Brien is often cited by papers focused on Photonic and Optical Devices (92 papers), Photonic Crystals and Applications (80 papers) and Semiconductor Lasers and Optical Devices (40 papers). John O’Brien collaborates with scholars based in United States, United Kingdom and Ireland. John O’Brien's co-authors include P.D. Dapkus, Oskar Painter, I. Kim, A. Yariv, A. Scherer, J. Gerald Young, Adam Mock, Axel Scherer, Wan Kuang and Daisy M. Pascualvaca and has published in prestigious journals such as Science, Nano Letters and Applied Physics Letters.

In The Last Decade

John O’Brien

150 papers receiving 4.1k 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.

Two-Dimensional Photonic Band-Gap Defect Mode Laser

1999 1.8k citations Oskar Painter, John O’Brien et al. profile →

Peers

Countries citing papers authored by John O’Brien

Since Specialization

Citations

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

Fields of papers citing papers by John O’Brien

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by John O’Brien. 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 John O’Brien. The network helps show where John O’Brien may publish in the future.

Co-authorship network of co-authors of John O’Brien

This figure shows the co-authorship network connecting the top 25 collaborators of John O’Brien. A scholar is included among the top collaborators of John O’Brien 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 John O’Brien. John O’Brien 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

#	Work	Indexed citations
1	A radio-quiet AGN as a candidate counterpart to neutrino event IceCube–200615A 2025 ·Monthly Notices of the Royal Astronomical Society ·(unknown), (unknown), John O’Brien, (unknown), (unknown), (unknown), H. A. Ayala Solares, A. Corsi, A. Coleiro, Doug Cowen, D. B. Fox, Yijia Li, Kohta Murase, (unknown), (unknown), Stephanie Wissel	1
2	Phenylmethimazole and a thiazole derivative of phenylmethimazole inhibit IL-6 expression by triple negative breast cancer cells 2017 ·European Journal of Pharmacology ·(unknown), John O’Brien, (unknown), Sudhir P. Deosarkar, Olivia L. Lanier, (unknown), Monica M. Burdick, Frank Schwartz, Stephen C. Bergmeier, Kelly D. McCall, Douglas J. Goetz	18
3	Inferring Strain Mixture within Clinical Plasmodium falciparum Isolates from Genomic Sequence Data 2016 ·PLoS Computational Biology ·John O’Brien, Zamin Iqbal, Jason Wendler, Lucas Amenga–Etego	22
4	NMR studies on mechanism of isomerisation of fructose 6-phosphate to glucose 6-phosphate catalysed by phosphoglucose isomerase from Thermococcus kodakarensis 2016 ·Bioorganic Chemistry ·(unknown), K. Hun Mok, Naeem Rashid, Yongjing Xie, Manuel Ruether, John O’Brien, Muhammad Akhtar	8
5	Cross two photon absorption in a silicon photonic crystal waveguide fiber taper coupler with a physical junction 2015 ·Journal of Applied Physics ·(unknown), John O’Brien	0
6	Maximal stomatal conductance to water and plasticity in stomatal traits differ between native and invasive introduced lineages of Phragmites australis in North America 2015 ·AoB Plants ·Vladimir Douhovnikoff, Samuel H. Taylor, Eric L. G. Hazelton, C. Michael Smith, John O’Brien	8
7	Novel setting for addressing tobacco-related disparities: a survey of community welfare organization smoking policies, practices and attitudes 2012 ·Health Education Research ·Billie Bonevski, John O’Brien, (unknown), (unknown), Wendy Peia Oakes, Daniel Barker	6
8	The analysis of substituted cathinones. Part 1: Chemical analysis of 2-, 3- and 4-methylmethcathinone 2011 ·Forensic Science International ·John D. Power, (unknown), (unknown), Seán D. McDermott, Pierce V. Kavanagh, John O’Brien	71
9	Delivering smoking cessation support to disadvantaged groups: a qualitative study of the potential of community welfare organizations 2010 ·Health Education Research ·Jamie Bryant, Billie Bonevski, Christine Paul, John O’Brien, Wendy Peia Oakes	35
10	Spectroscopy of a tapered-fiber photonic crystal waveguide coupler 2009 ·Optics Express ·(unknown), (unknown), John O’Brien	5
11	Photonic crystal microcavity lasers 2008 ·John O’Brien, Mahmood Bagheri, Ling Lü, Tian Yang, Min‐Hsiung Shih, Adam Mock, P.D. Dapkus	0
12	Double-heterostructure photonic crystal lasers with lower thresholds and higher slope efficiencies obtained by quantum well intermixing 2008 ·Optics Express ·Ling Lü, Adam Mock, Mahmood Bagheri, (unknown), John O’Brien, P.D. Dapkus	15
13	Dating the time of viral subtype divergence 2008 ·BMC Evolutionary Biology ·John O’Brien, Zhen-Su She, Marc A. Suchard	6
14	Far-fields of photonic crystal microcavity lasers 2004 ·Conference on Lasers and Electro-Optics ·(unknown), Wan Kuang, (unknown), Sang‐Jun Choi, John O’Brien, P.D. Dapkus	1
15	Honesty As Good Policy: Evaluating Maryland's Medicaid Managed Care Program 2003 ·Milbank Quarterly ·(unknown), Alice Burton, John O’Brien, Robert E. Hurley	7
16	Calculated out-of-plane transmission loss for photonic-crystal slab waveguides 2003 ·Optics Letters ·Wan Kuang, (unknown), Andrew Stapleton, (unknown), John O’Brien	13
17	Photonic bandgap membrane microresonator 1998 ·Oskar Painter, (unknown), A. Yariv, Axel Scherer, John O’Brien	5
18	Attention and Clinical Symptoms in Schizophrenia 1997 ·Psychiatric Quarterly ·Barbara A. Cornblatt, M. Obuchowski, David B. Schnur, John O’Brien	58
19	The factor structure of ADHD items in DSM-III-R: Internal consistency and external validation 1993 ·Journal of Abnormal Child Psychology ·Jane M. Healey, Jeffrey H. Newcorn, Jeffrey M. Halperin, Lorraine E. Wolf, Daisy M. Pascualvaca, James Schmeidler, John O’Brien	37
20	Psychotherapies with children and adolescents : adapting the psychodynamic process 1992 ·John O’Brien, Daniel J. Pilowsky, (unknown)	17

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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