2026 Wolfgang Nowak: 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	5562	5364	182	176	256	7195

Overview

Wolfgang Nowak is affiliated with the University of Stuttgart in Germany. Their research primarily spans the fields of environmental science and engineering, with substantial contributions to environmental engineering, ocean engineering, artificial intelligence, statistics, probability and uncertainty, and water science and technology.

Their work covers several main topics, including:

Groundwater flow and contamination studies
Probabilistic and robust engineering design
Reservoir engineering and simulation methods
Hydrology and watershed management studies
Hydrological forecasting using AI
Model reduction and neural networks
Advanced multi-objective optimization algorithms

Wolfgang Nowak has published frequently in a variety of academic venues. Notable among these are:

Water Resources Research
arXiv (Cornell University)
Applied Energy
Advances in Water Resources
SSRN Electronic Journal

Their recent papers include:

"Floating photovoltaic plants: Ecological impacts versus hydropower operation flexibility" (2020), published in Energy Conversion and Management
"Reliability analysis with stratified importance sampling based on adaptive Kriging" (2020), published in Reliability Engineering & System Safety
"Comprehensive evaluation of precipitation datasets over Iran" (2021), published in Journal of Hydrology
"Copper mining: 100% solar electricity by 2030?" (2020), published in Applied Energy
"Exporting sunshine: Planning South America's electricity transition with green hydrogen" (2022), published in Applied Energy

Their research collaborations involve frequent co-authors who have appeared repeatedly in joint publications. These co-authors include:

Sergey Oladyshkin
Sinan Xiao
Anneli Guthke
Timothy Praditia
Sebastian Reuschen

Best Publications

Data-driven uncertainty quantification using the arbitrary polynomial chaos expansion

Sergey Oladyshkin;Wolfgang Nowak

528
Citations
How much electrical energy storage do we need? A synthesis for the U.S., Europe, and Germany

Felix Cebulla;Jannik Haas;Joshua Eichman;Wolfgang Nowak

223
Citations
Parameter estimation by ensemble Kalman filters with transformed data: Approach and application to hydraulic tomography

A. Schöniger;W. Nowak;H.-J. Hendricks Franssen

220
Citations
Challenges and trends of energy storage expansion planning for flexibility provision in low-carbon power systems - a review

Jannik Haas;Jannik Haas;Felix Cebulla;Karl-Kien Cao;Wolfgang Nowak

185
Citations
Model selection on solid ground: Rigorous comparison of nine ways to evaluate Bayesian model evidence

Anneli Schöniger;Thomas Wöhling;Luis Samaniego;Wolfgang Nowak

165
Citations
Floating photovoltaic plants: ecological impacts versus hydropower operation flexibility

J. Haas;J. Haas;J. Khalighi;A. de la Fuente;S.U. Gerbersdorf

149
Citations
Bayesian geostatistical design: Task‐driven optimal site investigation when the geostatistical model is uncertain

W. Nowak;W. Nowak;F. P. J. de Barros;Y. Rubin

149
Citations
A concept for data-driven uncertainty quantification and its application to carbon dioxide storage in geological formations

S. Oladyshkin;H. Class;R. Helmig;W. Nowak

130
Citations
Best unbiased ensemble linearization and the quasi-linear Kalman ensemble generator

W. Nowak;W. Nowak

128
Citations
Anthropogenic Trace Compounds (ATCs) in aquatic habitats - research needs on sources, fate, detection and toxicity to ensure timely elimination strategies and risk management.

Sabine U. Gerbersdorf;Carla Cimatoribus;Holger Class;Karl H. Engesser

124
Citations
Flow topology and scalar mixing in spatially heterogeneous flow fields

Felipe P. J. de Barros;Marco Dentz;Jonas Koch;Wolfgang Nowak

122
Citations
Reliability analysis with stratified importance sampling based on adaptive Kriging

Sinan Xiao;Sergey Oladyshkin;Wolfgang Nowak

121
Citations
Efficient Computation of Linearized Cross-Covariance and Auto-Covariance Matrices of Interdependent Quantities

Wolfgang Nowak;Sascha Tenkleve;Olaf A. Cirpka

110
Citations
Geostatistical inverse modeling of transient pumping tests using temporal moments of drawdown

Wei Li;Wolfgang Nowak;Olaf A. Cirpka

107
Citations
Flow Radar Glyphs—Static Visualization of Unsteady Flow with Uncertainty

M. Hlawatsch;P. Leube;W. Nowak;D. Weiskopf

102
Citations
Stochastic flux-related analysis of transverse mixing in two-dimensional heterogeneous porous media

Olaf A. Cirpka;Felipe P. J. de Barros;Gabriele Chiogna;Massimo Rolle

100
Citations
Geostatistical inference of hydraulic conductivity and dispersivities from hydraulic heads and tracer data

Wolfgang Nowak;Olaf A. Cirpka

100
Citations
An integrative approach to robust design and probabilistic risk assessment for CO2 storage in geological formations

Sergey Oladyshkin;Holger Class;Rainer Helmig;Wolfgang Nowak

98
Citations
Catchments as reactors: a comprehensive approach for water fluxes and solute turnover

Peter Grathwohl;Hermann Rügner;Thomas Wöhling;Karsten Osenbrück

96
Citations
A modified Levenberg-Marquardt algorithm for quasi-linear geostatistical inversing

Wolfgang Nowak;Olaf A. Cirpka

95
Citations
Uncertainty evaluation of mass discharge estimates from a contaminated site using a fully Bayesian framework

Mads Troldborg;Mads Troldborg;Wolfgang Nowak;Nina Tuxen;Poul L. Bjerg

88
Citations