Rainer Helmig

9.5k total citations · 1 hit paper
219 papers, 6.5k citations indexed

About

Rainer Helmig is a scholar working on Environmental Engineering, Computational Mechanics and Ocean Engineering. According to data from OpenAlex, Rainer Helmig has authored 219 papers receiving a total of 6.5k indexed citations (citations by other indexed papers that have themselves been cited), including 104 papers in Environmental Engineering, 100 papers in Computational Mechanics and 51 papers in Ocean Engineering. Recurrent topics in Rainer Helmig's work include Groundwater flow and contamination studies (75 papers), Advanced Numerical Methods in Computational Mathematics (50 papers) and Lattice Boltzmann Simulation Studies (42 papers). Rainer Helmig is often cited by papers focused on Groundwater flow and contamination studies (75 papers), Advanced Numerical Methods in Computational Mathematics (50 papers) and Lattice Boltzmann Simulation Studies (42 papers). Rainer Helmig collaborates with scholars based in Germany, United States and Netherlands. Rainer Helmig's co-authors include Holger Class, Bernd Flemisch, Peter Bastian, Barbara Wohlmuth, Anozie Ebigbo, Olaf A. Cirpka, Emil O. Frind, Klaus Mosthaf, Jennifer Niessner and A. Kopp and has published in prestigious journals such as SHILAP Revista de lepidopterología, PLoS ONE and Journal of Fluid Mechanics.

In The Last Decade

Rainer Helmig

208 papers receiving 6.2k citations

Hit Papers

align trajectories sort by overperformance

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.

Multiphase Flow and Transport Processes in the Subsurface

1997 488 citations Rainer Helmig profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
Rainer Helmig	3.2k	1.9k	1.7k	1.6k	1.2k	219	6.5k
Albert J. Valocchi	4.5k 1.4×	2.0k 1.0×	1.1k 0.6×	2.1k 1.3×	1.6k 1.3×	190	8.1k
Cass T. Miller	3.7k 1.1×	2.6k 1.4×	1.2k 0.7×	2.3k 1.4×	1.4k 1.1×	214	8.1k
William G. Gray	2.6k 0.8×	2.8k 1.4×	1.4k 0.8×	2.0k 1.2×	2.0k 1.6×	177	8.3k
Rubén Juanes	4.2k 1.3×	2.2k 1.1×	2.9k 1.7×	3.4k 2.1×	987 0.8×	216	10.0k
Shuyu Sun	1.6k 0.5×	3.3k 1.7×	2.3k 1.4×	2.7k 1.6×	498 0.4×	519	9.2k
Daniel M. Tartakovsky	3.4k 1.0×	749 0.4×	1.0k 0.6×	1.1k 0.7×	1.5k 1.2×	275	6.2k
Jan M. Nordbotten	3.6k 1.1×	1.3k 0.7×	2.1k 1.2×	1.9k 1.2×	226 0.2×	160	5.7k
Michel Quintard	2.1k 0.7×	2.8k 1.4×	1.8k 1.1×	1.7k 1.1×	645 0.5×	266	7.1k
Alexandre M. Tartakovsky	1.9k 0.6×	2.2k 1.1×	846 0.5×	1.3k 0.8×	706 0.6×	167	5.7k
Dongxiao Zhang	5.1k 1.6×	2.2k 1.2×	3.9k 2.4×	4.9k 3.0×	1.8k 1.5×	392	13.4k

Countries citing papers authored by Rainer Helmig

Since Specialization

Citations

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

Fields of papers citing papers by Rainer Helmig

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Rainer Helmig

This figure shows the co-authorship network connecting the top 25 collaborators of Rainer Helmig. A scholar is included among the top collaborators of Rainer Helmig 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 Rainer Helmig. Rainer Helmig 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

Flemisch, Bernd, et al.. (2025). Applicability of the Vertical Equilibrium model to underground hydrogen injection and withdrawal. International Journal of Hydrogen Energy. 106. 790–805. 4 indexed citations

Helmig, Rainer, et al.. (2025). Heat and moisture migration in porous media during remediation using superheated steam injection: A coupled experimental and numerical study. Physics of Fluids. 37(4).

Boon, Wietse M., Dennis Gläser, Rainer Helmig, & Ivan Yotov. (2023). Flux-mortar mixed finite element methods with multipoint flux approximation. Computer Methods in Applied Mechanics and Engineering. 405. 115870–115870. 1 indexed citations

Groß, Joachim, et al.. (2022). Modeling Subsurface Hydrogen Storage With Transport Properties From Entropy Scaling Using the PC‐SAFT Equation of State. Water Resources Research. 58(4). 19 indexed citations

Guo, Bo, et al.. (2022). An Adaptive Hybrid Vertical Equilibrium/Full‐Dimensional Model for Compositional Multiphase Flow. Water Resources Research. 58(1). 6 indexed citations

Fest-Santini, Stephanie, et al.. (2022). Experimental validation of a coupling concept for drop formation and growth onto porous materials by high-resolution X-ray imaging technique. International Journal of Multiphase Flow. 160. 104371–104371. 3 indexed citations

Groh, Jannis, Thomas Pütz, Rainer Helmig, et al.. (2021). Prediction of soil evaporation measured with weighable lysimeters using the FAO Penman–Monteith method in combination with Richards’ equation. Vadose Zone Journal. 20(1). 19 indexed citations

Gao, Bo, Edward Coltman, John Farnsworth, Rainer Helmig, & Kathleen M. Smits. (2021). Determination of Vapor and Momentum Roughness Lengths Above an Undulating Soil Surface Based on PIV‐Measured Velocity Profiles. Water Resources Research. 57(7). 3 indexed citations

Gläser, Dennis, Bernd Flemisch, Holger Class, & Rainer Helmig. (2020). Frackit: a framework for stochastic fracture network generation and analysis. The Journal of Open Source Software. 5(56). 2291–2291. 4 indexed citations

10.

Gao, Bo, Hossein Davarzani, Rainer Helmig, & Kathleen M. Smits. (2018). Experimental and Numerical Study of Evaporation From Wavy Surfaces by Coupling Free Flow and Porous Media Flow. Water Resources Research. 54(11). 9096–9117. 13 indexed citations

11.

Guo, Bo, et al.. (2017). A Pseudo‐Vertical Equilibrium Model for Slow Gravity Drainage Dynamics. Water Resources Research. 53(12). 10491–10507. 7 indexed citations

12.

Neuweiler, Insa & Rainer Helmig. (2017). Debates—Hypothesis testing in hydrology: A subsurface perspective. Water Resources Research. 53(3). 1784–1791. 9 indexed citations

13.

Illangasekare, Tissa H., et al.. (2017). Development of an experimental approach to study coupled soil‐plant‐atmosphere processes using plant analogs. Water Resources Research. 53(4). 3319–3340. 9 indexed citations

14.

Tatomir, Alexandru, Mario Schaffer, Johannes Hommel, et al.. (2015). Novel approach for modeling kinetic interface-sensitive (KIS) tracers with respect to time-dependent interfacial area change for the optimization of supercritical carbon dioxide injection into deep saline aquifers. International journal of greenhouse gas control. 33. 145–153. 10 indexed citations

15.

Troldborg, Mads, Wolfgang Nowak, Philip John Binning, Poul Løgstrup Bjerg, & Rainer Helmig. (2011). Uncertainty of mass discharge estimates from contaminated sites using a fully Bayesian framework. Technical University of Denmark, DTU Orbit (Technical University of Denmark, DTU). 46–50. 1 indexed citations

16.

Szymkiewicz, Adam, et al.. (2011). Modeling Two Phase Flow in Large Scale Fractured Porous Media with an Extended Multiple Interacting Continua Method. Computer Modeling in Engineering & Sciences. 77(2). 81–112. 27 indexed citations

17.

Kühn, Michael, Stefan Peiffer, Holger Class, et al.. (2005). CO2Trap - Development and evaluation of innovative strategies for mineral and physical trapping of CO2 in geological formations and of long-term cap rock integrity. RWTH Publications (RWTH Aachen). 5 indexed citations

18.

Hinkelmann, Reinhard, et al.. (2000). A comparison of different model concepts for saltwater intrusion processes. IAHS-AISH publication. 385–391. 1 indexed citations

19.

Helmig, Rainer, et al.. (2000). The reliability of a stochastic fracture generator.. IAHS-AISH publication. 104–109.

20.

Hassanizadeh, Majid, et al.. (1970). Two-Phase Flow In Stratified PorousMedia—Effective Parameters AndConstitutive Relationships. WIT Transactions on Ecology and the Environment. 24. 8 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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