T. K. Hellen

1.4k total citations · 1 hit paper
35 papers, 1.0k citations indexed

About

T. K. Hellen is a scholar working on Mechanics of Materials, Civil and Structural Engineering and Materials Chemistry. According to data from OpenAlex, T. K. Hellen has authored 35 papers receiving a total of 1.0k indexed citations (citations by other indexed papers that have themselves been cited), including 29 papers in Mechanics of Materials, 9 papers in Civil and Structural Engineering and 9 papers in Materials Chemistry. Recurrent topics in T. K. Hellen's work include Fatigue and fracture mechanics (24 papers), Numerical methods in engineering (14 papers) and Probabilistic and Robust Engineering Design (6 papers). T. K. Hellen is often cited by papers focused on Fatigue and fracture mechanics (24 papers), Numerical methods in engineering (14 papers) and Probabilistic and Robust Engineering Design (6 papers). T. K. Hellen collaborates with scholars based in United Kingdom, United States and Slovenia. T. K. Hellen's co-authors include W. S. Blackburn, Francesco Cesari, A.R. Dowling, A.D. Jackson, J. Flašker, Gorazd Fajdiga, Srečko Glodež, Stanislav Pehan, Roshdy S. Barsoum and D.E. McCabe and has published in prestigious journals such as International Journal for Numerical Methods in Engineering, Engineering Fracture Mechanics and Computers & Structures.

In The Last Decade

T. K. Hellen

33 papers receiving 935 citations

Hit Papers

On the method of virtual crack extensions 1975 2026 1992 2009 1975 100 200 300 400
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.

  1. On the method of virtual crack extensions
    1975 480 citations T. K. Hellen International Journal for Numerical Methods in Engineering profile →

Peers — A (Enhanced Table)

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

Name h Career Trend Papers Cites
T. K. Hellen United Kingdom 14 942 271 244 157 87 35 1.0k
O. L. Bowie United States 12 978 1.0× 260 1.0× 294 1.2× 200 1.3× 29 0.3× 20 1.0k
J. L. Swedlow United States 15 691 0.7× 325 1.2× 167 0.7× 204 1.3× 29 0.3× 38 798
Navin Jaunky United States 16 735 0.8× 221 0.8× 507 2.1× 93 0.6× 33 0.4× 27 855
J. Eftis United States 18 918 1.0× 351 1.3× 227 0.9× 468 3.0× 28 0.3× 40 1.0k
E. S. Folias United States 14 691 0.7× 266 1.0× 212 0.9× 187 1.2× 17 0.2× 34 773
M. Ratwani United States 17 1.1k 1.1× 338 1.2× 321 1.3× 159 1.0× 36 0.4× 46 1.1k
C. E. Freese United States 10 492 0.5× 146 0.5× 184 0.8× 86 0.5× 17 0.2× 22 577
Olivier Allix France 10 525 0.6× 149 0.5× 182 0.7× 77 0.5× 29 0.3× 17 584
Y. Mi United Kingdom 6 886 0.9× 204 0.8× 323 1.3× 69 0.4× 16 0.2× 13 974
G. Bézine France 13 627 0.7× 239 0.9× 242 1.0× 72 0.5× 15 0.2× 32 701

Countries citing papers authored by T. K. Hellen

Since Specialization
Citations

This map shows the geographic impact of T. K. Hellen'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 T. K. Hellen with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites T. K. Hellen more than expected).

Fields of papers citing papers by T. K. Hellen

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by T. K. Hellen. 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 T. K. Hellen. The network helps show where T. K. Hellen may publish in the future.

Co-authorship network of co-authors of T. K. Hellen

This figure shows the co-authorship network connecting the top 25 collaborators of T. K. Hellen. A scholar is included among the top collaborators of T. K. Hellen 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 T. K. Hellen. T. K. Hellen is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Hellen, T. K., J. D. Landes, D.E. McCabe, & C. E. Turner. (2002). Post-Yield Fracture Mechanics. 8 indexed citations
2.
Rodgers, Bryan, D.J. Brookfield, John E. Mottershead, et al.. (1999). A Finite Element and Experimental Study of Punch and Bulge Testing. Key engineering materials. 167-168. 55–63. 1 indexed citations
3.
Pehan, Stanislav, T. K. Hellen, & J. Flašker. (1995). APPLYING NUMERICAL METHODS FOR DETERMINING THE SERVICE LIFE OF GEARS. Fatigue & Fracture of Engineering Materials & Structures. 18(9). 971–979. 8 indexed citations
4.
Hellen, T. K., et al.. (1993). Comparisons of fracture parameter evaluations for power law hardening creep. Engineering Fracture Mechanics. 44(6). 831–841.
5.
Hellen, T. K.. (1991). Numerical post-yield fracture criteria comparisons on plane strain test specimens. Engineering Fracture Mechanics. 39(2). 269–285. 2 indexed citations
6.
Hellen, T. K.. (1991). THE VIRTUAL CRACK EXTENSION METHOD FOR CREEP FRACTURE. Fatigue & Fracture of Engineering Materials & Structures. 14(6). 627–636. 5 indexed citations
7.
Hellen, T. K.. (1984). Use of substructuring in non‐linear material analysis. Engineering Computations. 1(4). 343–350. 2 indexed citations
8.
Blackburn, W. S., et al.. (1983). A comparison of theJ* integral with other methods of post yield fracture mechanics. International Journal of Fracture. 21(1). 49–66. 10 indexed citations
9.
Blackburn, W. S. & T. K. Hellen. (1980). Determination of stress intensity factors for Battelle Benchmark geometries. International Journal of Fracture. 16(5). 411–429. 5 indexed citations
10.
Cesari, Francesco & T. K. Hellen. (1979). Equivalent nozzles in thermomechanical problems. International Journal of Pressure Vessels and Piping. 7(4). 309–317. 2 indexed citations
11.
Hellen, T. K., et al.. (1977). The elastic-plastic analysis of a thick spherical shell under thermal loading—A comparison of three numerical procedures. International Journal of Mechanical Sciences. 19(4). 209–221. 4 indexed citations
12.
Hellen, T. K. & W. S. Blackburn. (1977). The Use of a Path Independent Integral in Non-Linear Fracture Mechanics. NCSU Libraries Repository (North Carolina State University Libraries). 1 indexed citations
13.
Barsoum, Roshdy S., et al.. (1977). On special isoparametric elements for linear elastic fracturemechanics: A discussion of papers by E. D. Henshell. International Journal for Numerical Methods in Engineering. 11(1). 200–203. 6 indexed citations
14.
Hellen, T. K. & W. S. Blackburn. (1975). The calculation of stress intensity factors for combined tensile and shear loading. International Journal of Fracture. 11(4). 605–617. 153 indexed citations
15.
Hellen, T. K., Richard H. Price, & Robert Harrison. (1975). Thermal Analysis of Cracked Bodies Using Finite Element Techniques. NCSU Libraries Repository (North Carolina State University Libraries). 4 indexed citations
16.
Hellen, T. K., et al.. (1974). The BERSAFE finite element system. Computer-Aided Design. 6(1). 15–24. 19 indexed citations
17.
Hellen, T. K.. (1973). The Finite Element Calculation of Stress Intensity Factors Using Energy Techniques. NCSU Libraries Repository (North Carolina State University Libraries). 20 indexed citations
18.
Hellen, T. K.. (1972). Effective quadrature rules for quadratic solid isopatametric finite elements. International Journal for Numerical Methods in Engineering. 4(4). 597–599. 17 indexed citations
19.
Hellen, T. K.. (1971). A frontal solution program for finite element analysis. International Journal for Numerical Methods in Engineering. 3(1). 149–149. 15 indexed citations
20.
Hellen, T. K., et al.. (1970). The application of three‐dimensional finite elements to a cylinder‐cylinder intersection. International Journal for Numerical Methods in Engineering. 2(3). 415–418. 9 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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