2026 Stephan K. Matthäi: Engineering and Technology Researcher – H-Index, Publications & Awards

Discipline name	D-Index	World Ranking	Current World Ranking	National Ranking	Current National Ranking	Publications	Citations
Engineering and Technology	45	5643	5445	297	293	152	5953

Overview

Stephan K. Matthäi is affiliated with the University of Melbourne in Australia. Their research primarily spans the fields of Engineering and Environmental Science, with focused subfields including Environmental Engineering, Ocean Engineering, Mechanical Engineering, Mechanics of Materials, and Geophysics.

Their work covers a range of topics, notably:

Hydraulic Fracturing and Reservoir Analysis
Groundwater flow and contamination studies
CO2 Sequestration and Geologic Interactions
Drilling and Well Engineering
Seismic Imaging and Inversion Techniques
Enhanced Oil Recovery Techniques
Rock Mechanics and Modeling

Stephan K. Matthäi has contributed to multiple peer-reviewed journals and has a frequent presence in key publication venues such as:

Advances in Water Resources
Computational Geosciences
International Journal of Rock Mechanics and Mining Sciences
SSRN Electronic Journal
Transport in Porous Media

Some recent papers authored by or involving Matthäi include:

Effect of supercritical-CO2 interaction time on the alterations in coal pore structure, 2020, Journal of Natural Gas Science and Engineering
The FluidFlower Validation Benchmark Study for the Storage of CO2, 2023, Transport in Porous Media
Modelling CO2 plume spreading in highly heterogeneous rocks with anisotropic, rate-dependent saturation functions: A field-data based numeric simulation study of Otway, 2022, International Journal of Greenhouse Gas Control
Effect of mechanical weakening and crack formation on caprock integrity during underground hydrogen storage in depleted gas reservoirs - A comprehensive review, 2024, Fuel
The role of natural fracture activation in hydraulic fracturing for deep unconventional geo-energy reservoir stimulation, 2023, Petroleum Science

The scientist collaborates extensively with a number of frequent co-authors, including:

M.S.A. Perera
Qi Shao
AbdAllah A. Youssef
Patrick Jenny
Giulia Conti

Best Publications

Electrokinetic coupling in unsaturated porous media

André Revil;Niklas Linde;Adrian Cerepi;D. Jougnot

264
Citations
Combining finite element and finite volume methods for efficient multiphase flow simulations in highly heterogeneous and structurally complex geologic media

Sebastian Geiger;Stephen Roberts;Stephan Matthai;Christopher Zoppou

260
Citations
Fluid flow partitioning between fractures and a permeable rock matrix

Stephan K. Matthäi;Mandefro Belayneh

240
Citations
Black-Oil Simulations for Three-Component, Three-Phase Flow in Fractured Porous Media

Sebastian Geiger;Stephan Matthäi;Jennifer Niessner;Rainer Helmig

195
Citations
Numerical simulation of multi-phase fluid flow in structurally complex reservoirs

S. K. Matthäi;S. Geiger;S. G. Roberts;A. Paluszny

194
Citations
Numerical study of the effects of particle shape and polydispersity on permeability

Xavier Garcia;Lateef T. Akanji;Martin J. Blunt;Stephan K. Matthai

183
Citations
Hybrid finite element–finite volume discretization of complex geologic structures and a new simulation workflow demonstrated on fractured rocks

A. Paluszny;S. K. Matthäi;M. Hohmeyer

181
Citations
Finite Element - Node-Centered Finite-Volume Two-Phase-Flow Experiments With Fractured Rock Represented by Unstructured Hybrid-Element Meshes

Stephan Konrad Matthai;Andrey A. Mezentsev;Mandefro Belayneh

180
Citations
Streaming current generation in two‐phase flow conditions

Niklas Linde;D. Jougnot;André Revil;S. K. Matthäi

171
Citations
Black-Oil Simulations for Three-Component -- Three-Phase Flow in Fractured Porous Media

Sebastian Geiger-Boschung;Stephan Konrad Matthai;Jennifer Niessner;Rainer Helmig

150
Citations
Coal composition and structural variation with rank and its influence on the coal-moisture interactions under coal seam temperature conditions – A review article

M.A.A. Ahamed;M.S.A. Perera;S.K. Matthai;P.G. Ranjith

147
Citations
Control-Volume Finite-Element Two-Phase Flow Experiments with Fractured Rock Represented by Unstructured 3D Hybrid Meshes

Stephan Matthäi;A. Mezentsev;M. Belayneh

138
Citations
CH4–CO2 gas exchange and supercritical CO2 based hydraulic fracturing as CBM production-accelerating techniques: A review

K.H.S.M. Sampath;M.S.A. Perera;P.G. Ranjith;S.K. Matthai

136
Citations
Comparison of Three FE-FV Numerical Schemes for Single- and Two-Phase Flow Simulation of Fractured Porous Media

Hamidreza M. Nick;Hamidreza M. Nick;Stephan Matthäi

122
Citations
Numerical simulation of water injection into layered fractured carbonate reservoir analogs

Mandefro Belayneh;Sebastian Geiger;Stephan K. Matthäi

117
Citations
Proppant damage mechanisms in coal seam reservoirs during the hydraulic fracturing process: A review

M.A.A Ahamed;M.S.A. Perera;Li Dong-yin;P.G. Ranjith

111
Citations
Multiphase Thermohaline Convection in the Earth's Crust: I. A New Finite Element - Finite Volume Solution Technique Combined With a New Equation of State for NaCl-H2O

Sebastian Geiger;Thomas Driesner;Christoph A. Heinrich;Stephan K. Matthäi

104
Citations
Numerical modeling of discrete multi-crack growth applied to pattern formation in geological brittle media

Adriana Paluszny;Stephan K. Matthäi

102
Citations
Simulation of Solute Transport Through Fractured Rock: A Higher-Order Accurate Finite-Element Finite-Volume Method Permitting Large Time Steps

Stephan K. Matthäi;Hamidreza M. Nick;Christopher Pain;Insa Neuweiler

92
Citations
CO2 interaction induced mechanical characteristics alterations in coal: A review

K.H.S.M. Sampath;M.S.A. Perera;P.G. Ranjith;S.K. Matthai

91
Citations
The dynamics of mid-ocean ridge hydrothermal systems: Splitting plumes and fluctuating vent temperatures

Dim Coumou;Thomas Driesner;Sebastian Geiger;Christoph A. Heinrich

87
Citations
Reservoir Simulation: Mathematical Techniques in Oil Recovery

Stephan K. Matthai

42
Citations