Volkmar SauerlandView profile
Researcher
Volkmar Sauerland is a Researcher in the Biogeochemical Modelling Unit at GEOMAR Helmholtz Centre for Ocean Research Kiel. He has been working at GEOMAR since November 2022 (with a brief gap between March and October 2022), focusing on algorithms for discrete and continuous optimization problems applied to biogeochemical ocean models. Prior to this, he spent seven years (2013-2020) as a PostDoc and Research Associate in the Discrete Optimization Group at Christian-Albrechts-Universität zu Kiel (CAU). Dr. Sauerland completed his PhD in 2012 at CAU with a thesis titled "Algorithm Engineering for some Complex Practice Problems: Exact Algorithms, Heuristics and Hybrid Evolutionary Algorithms" and earned his Diploma in 2003 with research on "Mathematical optimization in the design of cosine-modulated filter banks." His educational background reflects the dual focus that characterizes his research career spanning both mathematical optimization and oceanographic applications. Sauerland's research interests bridge two distinct domains: mathematical optimization and marine biogeochemistry. His work focuses on developing and adapting algorithms for parameter optimization and calibration of biogeochemical ocean models. He is currently involved in the EU project OceanICU "Understanding Ocean Carbon," which examines the ocean's role in the global carbon cycle. His research combines theoretical work in optimization algorithms with practical applications in ocean modeling, creating a unique interdisciplinary niche. Analysis of his publication record reveals a clear trajectory from purely theoretical optimization work toward increasingly ocean-focused applications. His earlier publications (2007-2013) focus primarily on combinatorial optimization, permutation problems, and evolutionary algorithms. Starting around 2015, his work shifts toward oceanographic applications, with nearly all recent publications (2017-2023) addressing biogeochemical modeling challenges. The most recent papers demonstrate sophisticated approaches to model calibration, parameter estimation, and uncertainty analysis in complex marine systems. Dr. Sauerland has been involved in significant research projects including the EU's OceanICU initiative and has presented his work at major conferences such as the Ocean Sciences Meeting 2020 in San Diego and the Ocean Deoxygenation conference in Kiel. His collaborative work spans multiple institutions, with frequent co-authorship with researchers from GEOMAR and CAU. While specific grant information isn't detailed in the provided text, his ongoing EU project involvement suggests successful grant acquisition. Based at GEOMAR's Kiel facility, Sauerland works within the Marine Biogeochemistry research division, specifically in the Biogeochemical Modelling Unit. His office is located in Room 5.506, Tower 5, Floor 5 at GEOMAR's Wischhofstraße 1-3 address. His research contributes to GEOMAR's broader mission of understanding ocean processes and their role in Earth's climate system, particularly through the development of advanced computational methods for model calibration and evaluation.











