John Wardman

929 total citations · 1 hit paper
12 papers, 638 citations indexed

About

John Wardman is a scholar working on Civil and Structural Engineering, Astronomy and Astrophysics and Electrical and Electronic Engineering. According to data from OpenAlex, John Wardman has authored 12 papers receiving a total of 638 indexed citations (citations by other indexed papers that have themselves been cited), including 5 papers in Civil and Structural Engineering, 5 papers in Astronomy and Astrophysics and 5 papers in Electrical and Electronic Engineering. Recurrent topics in John Wardman's work include Lightning and Electromagnetic Phenomena (5 papers), Infrastructure Resilience and Vulnerability Analysis (4 papers) and High voltage insulation and dielectric phenomena (4 papers). John Wardman is often cited by papers focused on Lightning and Electromagnetic Phenomena (5 papers), Infrastructure Resilience and Vulnerability Analysis (4 papers) and High voltage insulation and dielectric phenomena (4 papers). John Wardman collaborates with scholars based in New Zealand, United Kingdom and Italy. John Wardman's co-authors include Thomas Wilson, Jim Cole, Carol Stewart, David Johnston, P.S. Bodger, Graham S. Leonard, G R Wilson, Victoria Sword-Daniels, Stergios-Aristoteles Mitoulis and Luigi Di Sarno and has published in prestigious journals such as Geology, Journal of Volcanology and Geothermal Research and IEEE Transactions on Dielectrics and Electrical Insulation.

In The Last Decade

John Wardman

11 papers receiving 609 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.

Innovations in earthquake risk reduction for resilience: Recent advances and challenges

2021 147 citations Fabio Freddi, Carmine Galasso et al. International Journal of Disaster Risk Reduction profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
John Wardman New Zealand	9	177	165	164	158	117	12	638
Victoria Sword-Daniels United Kingdom	9	120 0.7×	143 0.9×	127 0.8×	87 0.6×	150 1.3×	12	472
Lutz Gross Australia	18	122 0.7×	72 0.4×	73 0.4×	318 2.0×	20 0.2×	72	889
Antonios Pomonis United Kingdom	14	488 2.8×	137 0.8×	139 0.8×	289 1.8×	150 1.3×	41	878
Eduardo Reinoso Mexico	19	718 4.1×	110 0.7×	66 0.4×	375 2.4×	66 0.6×	66	1.0k
Budhi Sagar United States	13	154 0.9×	34 0.2×	61 0.4×	158 1.0×	11 0.1×	58	614
P. van Thienen Netherlands	15	323 1.8×	82 0.5×	16 0.1×	180 1.1×	26 0.2×	49	694
P. Thierry France	11	70 0.4×	69 0.4×	48 0.3×	194 1.2×	56 0.5×	24	458
Luis Moya Japan	15	85 0.5×	131 0.8×	126 0.8×	105 0.7×	47 0.4×	38	550
Stuart Mead New Zealand	13	67 0.4×	77 0.5×	82 0.5×	111 0.7×	14 0.1×	32	396

Countries citing papers authored by John Wardman

Since Specialization

Citations

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

Fields of papers citing papers by John Wardman

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of John Wardman

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

12 of 12 papers shown

Wardman, John, Victoria Sword-Daniels, Carol Stewart, & Thomas Wilson. (2024). Impact assessment of the May 2010 eruption of Pacaya volcano, Guatemala. University of Canterbury Research Repository (University of Canterbury).

Freddi, Fabio, Carmine Galasso, Gemma Cremen, et al.. (2021). Innovations in earthquake risk reduction for resilience: Recent advances and challenges. International Journal of Disaster Risk Reduction. 60. 102267–102267. 147 indexed citations breakdown →

Genareau, Kimberly, John Wardman, Thomas Wilson, Stephen R. McNutt, & Pavel Izbekov. (2015). Lightning-induced volcanic spherules. Geology. 43(4). 319–322. 33 indexed citations

Wilson, Thomas, Carol Stewart, John Wardman, et al.. (2014). Volcanic ashfall preparedness poster series: a collaborative process for reducing the vulnerability of critical infrastructure. 3(1). 16 indexed citations

Wardman, John, et al.. (2014). Influence of volcanic ash contamination on the flashover voltage of HVAC outdoor suspension insulators. IEEE Transactions on Dielectrics and Electrical Insulation. 21(3). 1189–1197. 30 indexed citations

Leonard, Graham S., Carol Stewart, Thomas Wilson, et al.. (2014). Integrating multidisciplinary science, modelling and impact data into evolving, syn-event volcanic hazard mapping and communication: A case study from the 2012 Tongariro eruption crisis, New Zealand. Journal of Volcanology and Geothermal Research. 286. 208–232. 36 indexed citations

Wardman, John, Thomas Wilson, & P.S. Bodger. (2013). Volcanic ash contamination: limitations of the standard ESDD method for classifying pollution severity. IEEE Transactions on Dielectrics and Electrical Insulation. 20(2). 414–420. 18 indexed citations

Wardman, John, Thomas Wilson, P.S. Bodger, Jim Cole, & Carol Stewart. (2012). Potential impacts from tephra fall to electric power systems: a review and mitigation strategies. Bulletin of Volcanology. 74(10). 2221–2241. 48 indexed citations

Bodger, P.S., et al.. (2012). Volcanic ash contamination of high voltage insulators: Revising insulator design to aid the electrostatic repulsion of volcanic ash. University of Canterbury Research Repository (University of Canterbury). 1 indexed citations

10.

Wilson, Thomas, Carol Stewart, Victoria Sword-Daniels, et al.. (2011). Volcanic ash impacts on critical infrastructure. Physics and Chemistry of the Earth Parts A/B/C. 45-46. 5–23. 251 indexed citations

11.

Wardman, John, Thomas Wilson, P.S. Bodger, Jim Cole, & David Johnston. (2011). Investigating the electrical conductivity of volcanic ash and its effect on HV power systems. Physics and Chemistry of the Earth Parts A/B/C. 45-46. 128–145. 52 indexed citations

12.

Wardman, John, et al.. (2010). Quantifying the Vulnerability of High Voltage Power Transmission Systems to Volcanic Ashfall Hazards. University of Canterbury Research Repository (University of Canterbury). 6 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.

Explore authors with similar magnitude of impact