W. D. Iwan

5.5k total citations · 2 hit papers
111 papers, 4.2k citations indexed

About

W. D. Iwan is a scholar working on Civil and Structural Engineering, Control and Systems Engineering and Statistics, Probability and Uncertainty. According to data from OpenAlex, W. D. Iwan has authored 111 papers receiving a total of 4.2k indexed citations (citations by other indexed papers that have themselves been cited), including 69 papers in Civil and Structural Engineering, 36 papers in Control and Systems Engineering and 25 papers in Statistics, Probability and Uncertainty. Recurrent topics in W. D. Iwan's work include Structural Health Monitoring Techniques (48 papers), Seismic Performance and Analysis (30 papers) and Probabilistic and Robust Engineering Design (25 papers). W. D. Iwan is often cited by papers focused on Structural Health Monitoring Techniques (48 papers), Seismic Performance and Analysis (30 papers) and Probabilistic and Robust Engineering Design (25 papers). W. D. Iwan collaborates with scholars based in United States, Russia and Japan. W. D. Iwan's co-authors include Robert D. Blevins, Мichael Moser, H.A. Jensen, Jeffrey T. Scruggs, P-T. D. Spanos, Yunfeng Zhang, Loren D. Lutes, Arturo Cifuentes, Yunfeng Zhang and Z. Hou and has published in prestigious journals such as The Journal of the Acoustical Society of America, Journal of Applied Mechanics and Bulletin of the Seismological Society of America.

In The Last Decade

W. D. Iwan

108 papers receiving 3.9k 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.

On a Class of Models for the Yielding Behavior of Continuous and Composite Systems

1967 625 citations W. D. Iwan Journal of Applied Mechanics profile →
A Distributed-Element Model for Hysteresis and Its Steady-State Dynamic Response

1966 399 citations W. D. Iwan Journal of Applied Mechanics profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
W. D. Iwan United States	34	3.0k	1.0k	656	655	639	111	4.2k
Joseph Penzien United States	26	3.4k 1.1×	833 0.8×	477 0.7×	246 0.4×	468 0.7×	75	4.1k
Steen Krenk Denmark	35	2.9k 1.0×	1.1k 1.1×	785 1.2×	965 1.5×	1.7k 2.6×	166	5.2k
Rune Brincker Denmark	35	5.7k 1.9×	767 0.7×	1.3k 2.0×	764 1.2×	1.5k 2.3×	215	6.3k
Richard S. Pappa United States	20	2.4k 0.8×	732 0.7×	580 0.9×	635 1.0×	474 0.7×	89	3.3k
J.M. Ko Hong Kong	43	5.3k 1.8×	1.2k 1.2×	873 1.3×	381 0.6×	1.0k 1.6×	180	6.1k
David E. Newland United Kingdom	20	1.1k 0.4×	672 0.7×	663 1.0×	180 0.3×	489 0.8×	63	2.4k
Palle Andersen Denmark	29	2.7k 0.9×	958 0.9×	703 1.1×	326 0.5×	583 0.9×	164	3.9k
K. C. Park United States	36	1.9k 0.6×	1.3k 1.3×	853 1.3×	348 0.5×	1.8k 2.7×	207	5.1k
Jean‐Claude Golinval Belgium	34	4.5k 1.5×	1.7k 1.7×	1.4k 2.1×	884 1.3×	1.3k 2.0×	179	6.1k
Chung‐Bang Yun South Korea	39	3.9k 1.3×	538 0.5×	1.2k 1.8×	264 0.4×	1.7k 2.6×	168	4.6k

Countries citing papers authored by W. D. Iwan

Since Specialization

Citations

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

Fields of papers citing papers by W. D. Iwan

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by W. D. Iwan. 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 W. D. Iwan. The network helps show where W. D. Iwan may publish in the future.

Co-authorship network of co-authors of W. D. Iwan

This figure shows the co-authorship network connecting the top 25 collaborators of W. D. Iwan. A scholar is included among the top collaborators of W. D. Iwan 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 W. D. Iwan. W. D. Iwan 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

Iwan, W. D., et al.. (2005). Determining Equivalent Linear Parameters for Use in a Capacity Spectrum Method of Analysis. Journal of Structural Engineering. 132(1). 59–67. 53 indexed citations

Zhang, Yunfeng & W. D. Iwan. (2001). Active interaction control of civil structures. Part 1: SDOF systems. Earthquake Engineering & Structural Dynamics. 31(1). 161–178. 9 indexed citations

Huang, Liping & W. D. Iwan. (1997). Approximate Methods for Calculation of Nonlinear Instantaneous Mode Shapes. Proceedings of SPIE, the International Society for Optical Engineering. 3089. 987–994. 1 indexed citations

Huang, Liping & W. D. Iwan. (1997). Modal Identification of Nonlinear Systems Using Successive Approximation Model. Proceedings of SPIE, the International Society for Optical Engineering. 3089(46). 995–1002. 2 indexed citations

Iwan, W. D.. (1996). Implications of Measured Near-Field Ground Motion on Structural Response. 1213–1220. 2 indexed citations

Iwan, W. D., et al.. (1995). Important near-field ground motion data from the Landers earthquake.. 229–234. 58 indexed citations

Iwan, W. D.. (1995). Drift demand spectra for selected Northridge sites. CaltechAUTHORS (California Institute of Technology). 4 indexed citations

Iwan, W. D.. (1992). Proceedings of the International Workshop on Seismic Design and Reassessment of Offshore Structures. Addictive Behaviors. 52. 22–7. 1 indexed citations

Nishimura, Isao, Ahmed M. Abdel‐Ghaffar, Sami F. Masri, et al.. (1992). An Experimental Study of the Active Control of a Building Model. Journal of Intelligent Material Systems and Structures. 3(1). 134–165. 5 indexed citations

10.

Cifuentes, Arturo & W. D. Iwan. (1989). Nonlinear system identification based on modelling of restoring force behaviour. Soil Dynamics and Earthquake Engineering. 8(1). 2–8. 14 indexed citations

11.

Iwan, W. D. & Nicholas P. Jones. (1987). On the Vortex-Induced Oscillation of Long Structural Elements. Journal of Energy Resources Technology. 109(4). 161–167. 7 indexed citations

12.

Iwan, W. D. & Nicholas P. Jones. (1984). NATFREQ Users Manual - A FORTRAN IV Program for Computing Natural Frequencies, Mode Shapes, and Drag Coefficients for Taut Strumming Cables with Attached Masses and Spring-Mass Combinations.. Defense Technical Information Center (DTIC). 1 indexed citations

13.

Iwan, W. D., et al.. (1984). An alternative approach to the random response of bilinear hysteretic systems. Earthquake Engineering & Structural Dynamics. 12(2). 229–236. 42 indexed citations

14.

Iwan, W. D., et al.. (1983). An Approach to the First Passage Problem in Random Vibration. Journal of Applied Mechanics. 50(3). 641–646. 26 indexed citations

15.

Iwan, W. D., et al.. (1981). On the Formulation of Strain-Space Plasticity With Multiple Loading Surfaces. Journal of Applied Mechanics. 48(4). 773–778. 53 indexed citations

16.

Hadjian, A.H. & W. D. Iwan. (1980). Some issues in the seismic design of nuclear power-plant facilities. 2 indexed citations

17.

Miller, Richard K. & W. D. Iwan. (1978). The peak harmonic response of locally non‐linear systems. Earthquake Engineering & Structural Dynamics. 6(1). 79–87. 2 indexed citations

18.

Iwan, W. D., et al.. (1973). On the response of an elastically supported rigid disk with a moving massive load. International Journal of Mechanical Sciences. 15(7). 535–546. 4 indexed citations

19.

Iwan, W. D., et al.. (1973). The transient and steady-state response of a hereditary system. International Journal of Non-Linear Mechanics. 8(4). 395–406. 10 indexed citations

20.

Iwan, W. D., et al.. (1972). On the validity of equation difference minimization techniques. International Journal of Non-Linear Mechanics. 7(1). 1–17. 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.

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