Discover Our Research

Anjass Research is situated at the interface of synthetic inorganic chemistry, materials science, and electrochemistry, with a focus on the design and synthesis of functional nanostructured materials based on redox-active molecular metal oxides and advanced organic–inorganic hybrid systems. A central objective is to develop molecularly defined platforms that enable fundamental insight into structure-property relationships and dynamic interfacial processes relevant to catalysis and energy materials. These systems are explored in (photo-) electrocatalysis, electrochemical energy conversion, and advanced storage technologies such as batteries and supercapacitors, with the overarching goal of bridging molecular and solid-state materials to guide the rational design of next-generation solutions for sustainable chemistry and energy technologies.

Cover Art in peer-reviewed journals

Publications

Online Profiles: ResearchGate, Google Scholar, ORCID

* denotes corresponding author(s); ‡ denotes equal contributions

2026

41. K. Wang, S. Repp, M. Remmers, B. Mashtakov, C. Streb, M. Anjass*, “Multiredox Polyoxovanadate-Based Ionic Liquids for Nonaqueous Redox Flow Batteries”, ChemSusChem, 2026, 19, e202502185

40. J. H. Tran, N. Vashistha, A. Edwards, A. K. Mengele, A. Koba, S. Ullah, J. Bauer, J. Griebel, M. Schmitt, S. F. El-Mashtoly, J. Popp*, D. Ziegenbalg*, B. Dietzek-Ivanšić*, S. Rau*, and M. Anjass* “Soft-Matter Confinement Modulates Excited-State Dynamics of Ru Photocatalysts for Hydrogen Evolution in Aqueous Media”, ACS Mater. Au, 2026, DOI: 10.1021/acsmaterialsau.5c00212.

2025

39. M. Mahmoud, H. Elsayed, J. Kraxner, M. Mich´alek, B. Pecuˇsov´a, M. Anjass, N. Arya, E. Bernardo, D. Galusek, Additive manufacturing of scaffolds from porous glass microspheres via masked stereolithography: Printing challenges and sustainable applications, Journal of the European Ceramic Society, 2025, 45, 117651.

38. G. Kloker, M. Anjass*, F. Brauchle, D. Rutz, D. Vrankovic, “Investigation of expansion and potential of Si-dominant anodes with binder modification in full cells”, Journal of Power Sources, 2025, 652, 237620.

37. O. W. Elkhafif, H. K. Hassan, M. Hashmi, N. Arya, M. Anjass, T. Jacob, “Boosting Mg deposition and dissolution from ionic liquids–The role of different additives for applications in Mg-ion batteries”, Journal of Energy Storage, 2025, 105, 114636.
36. M. Remmers, B. Mashtakov, S. Repp, A. S. J. Rein, K. Wang, M. Anjass, Z. Chen, L. M Carrella, E. Rentschler, C. Streb*, “Redox Self‐Equilibration in Molecular Vanadium Oxide Mixtures Enables Multi‐Electron Storage”, Angew. Chem. Int. Ed. 2025, e202418864.

2024

35. N. Arya, S. Dinda, T. Diemant, K. Wang, M. Fichtner, M. Anjass*, “Tuning the Electronic and Electrochemical Properties of 3D Porous Laser-Induced Graphene by Electrochemically Induced Deposition of Polyoxovanadate Nanoclusters for Flexible Supercapacitors”, Adv. Funct. Mater. 2024, 34, 2410943, DOI: 10.1002/adfm.202410943

34. S. M Stepping, N. Vashistha, S. Ullah, P. Liu, M. Anjass, B. Dietzek-Ivanšić, “Reductive quenching of photosensitizer [Ru (bpy)3]2+ reveals the inhomogeneous distribution of sites in PAN polymer nanofibers for light-driven redox catalysis”, RSC Adv., 2024, 14, 32501–32505.

33. G. Kloker*, D. Vrankovic, N. Arya, T. Diemant, M. Anjass*, “Enabling Si-dominant Anodes: Influence of Neutralization Degree of Polyacrylic Acid on Low-cost Micron-sized Silicon Anode in High-Energy Full Cell”, Batteries & Supercaps, 2024, 7, e202400330, DOI: 10.1002/batt.202400330

32. P. Stehle*, F. Langer, D. Vrankovic, M. Anjass*, Thickness variation of conductive polymer coatings on Si anodes for the improved cycling stability in full pouch cells, ACS Appl. Mater. Interfaces, 2024, 16, 27202−27208 DOI: 10.1021/acsami.3c17597

31. P. Stehle*, D. Rutz, A. M. Bazzoun, D. Vrankovic, M. Anjass*, “The optimal amount of lithium difluorophosphate as an additive for Si-dominant anodes in an application-oriented setup”, ChemSusChem, 2024, DOI: 10.1002/cssc.202301153.

2023

30. S. Repp, M. Remmers, A. S. J. Rein, D. Sorsche, D. Gao, M. Anjass, M. Mondeshki, L. M. Carrella, E. Rentschler, C. Streb “Coupled reaction equilibria enable the light-driven formation of metal-functionalized molecular vanadium oxides”, Nat. Commun. 2023, DOI: 10.1038/s41467-023-41257-y

29. M. Ghosh, D. Sorsche, R. B. Ahmed, M. Anjass*, “Stabilizing Decavanadate Cluster as Electrode Material in Sodium and Lithium‐ion Batteries”, ChemSusChem, 2023, 16, e202300631. DOI: 10.1002/cssc.202300631

28. N. Arya, T. Philipp, S. Greiner, M. Steiner, C. Kranz, M. Anjass*, “Reversible Electrodeposition of Potassium- bridged Molecular Vanadium Oxides: A New Approach Towards Multi-Electron Storage”, Angew. Chem.Int. Ed. 2023, 62, e2023061. DOI: 10.1002/anie.202306170

27. P. Stehle*, D. Rutz, A. M. Bazzoun, Ch. Seidl, I. Bauer, M. Anjass*. ”Application of Perforated Reference Electrodes in Small Cell Formats for Rate Tests and Electrochemical Impedance Spectroscopy, Energy Technol. 2023, 11, 230027. DOI: 10.1002/ente.202300278

26. S. Cetindere, H. Ardic Alidagi, M. Anjass, “Two novel Anderson-type polyoxometalate based MnIII complexes constructed from pyrene derivatives: synthesis, photophysical, and electrochemical properties”, Inorganica Chim. Acta, 2023, 454, 121280, DOI: 10.1016/j.ica.2022.121280

2022

25. M. Majadleh, T. Shahwan, R.B. Ahmed, M. Anjass, “Application of Fe and Cu nanoparticles for methyl orange removal from water and water-ethanol mixtures under various experimental conditions”, Water Resources and Industry, 2022, 28, 100189. DOI: 10.1016/j.wri.2022.100189

24. S. Repp, M. Steiner, M. Anjass, D. Sorsche, C. Streb, “Cation-controlled capture of polyoxovanadate-based organic–inorganic 1D architectures, Chem. Commun., 2022, 58, 13397–13400. DOI: doi.org/10.1039/D2CC04379C

23. S. Amthor, S. Knoll, M. Heiland, L. Zedler, Ch. Li, D. Nauroozi, W. Tobaschus, A. K. Mengele, M. Anjass, U. S. Schubert, B. Dietzek-Ivanšić, S. Rau, C. Streb, “A photosensitizer–polyoxometalate dyad that enables the decoupling of light and dark reactions for delayed on-demand solar hydrogen production”, Nat. Chem.2022, 14, 321–327. DOI: 10.1038/s41557-021-00850-8

22. S. Greiner, J. Hettig, A. Laws, K. Baumgärtner, J. Bustos, A. Pöppler, C. Adam, M. Nyman, C. Streb*, M. Anjass* “A General Access Route to High-Nuclearity, Metal-Functionalized Molecular Vanadium Oxides”, Angew. Chem. Int. Ed, 2022, 61, e20211454. DOI: 10.1002/ange.202114548

2021

21. S. Greiner, B. Schwarz, C. Streb, M. Anjass* “Effect of Heterometal-Functionalization and Template Exchange on the Redox Chemistry of Molecular Vanadium Oxides”, Chem. Eur. J. 2021, 27, 13435– 13441. DOI: 10.1002/chem.202102352

20. S. Greiner, M. Anjass*, C. Streb*, “Supramolecular assembly of a hierarchically structured 3D potassium vanadate framework”, CrystEngComm, 2021, 23, 3946-3950. DOI: 10.1039/D1CE00661D

19. D. Gao, R. Liu, S. Liu, S. Greiner, M. Anjass, J Biskupek, U. Kaiser, H. Braun, T. Jacob, C. Streb, Electrocatalytic Oxygen Evolution by Hierarchically Structured Cobalt–Iron Composites, ACS Appl. Mater. Interfaces, 2021, 13, 19048−19054. DOI: 10.1021/acsami.1c03618

18. M. Anjass, G. A. Lowe, C. Streb, Molecular Vanadium Oxides for Energy Conversion and Energy Storage: Current Trends and Emerging Opportunities, Angew. Chem. Int. Ed, 2021, 60, 7522 –7532.

17. S. Cetindere, S. T. Clausing, M. Anjass, Y. Luo, S. Kupfer, B. Dietzek, C. Streb, Covalent Linkage of BODIPY-Photosensitizers to Anderson-Type Polyoxometalates Using CLICK Chemistry, Chem. Eur. J. 2021, 27, 17181–17187.

16. T. Shahwan, M. Anjass, R. Naser, Discoloration of Aqueous Methylene Blue Using Bimetallic Fe-Cu NPs in Comparison with Fe NPs, J. Mater. Environ. Sci., 2021, 12, 42-54.

2020

15. S. Greiner, B. Schwarz, M. Ringenberg, M. Dürr, I. Ivanovic-Burmazovic, M. Fichtner, M. Anjass,* C. Streb,* Redox-inactive ions control the redox-activity of molecular vanadium oxides, Chem. Sci., 2020,11, 4450–4455.

14. R. L. Meyer, M. H. Anjass,* B. E. Petel, W. W. Brennessel, C. Streb,* E. M. Matson,* Electronic Consequences of Ligand Substitution at Heterometal Centers in Polyoxovanadium Clusters: Controlling the Redox Properties via Heterometal Coordination Number, Chem.Eur.J. 2020, 26,9905 –9914.

13. S. Greiner, M. Anjass,* M. Fichtner, C. Streb,* Solid-State-Stabilization of Molecular Vanadium Oxides for Reversible Electrochemical Charge Storage, Inorg. Chem. Front., 2020, 7,134–139.

12. R. Liu, M. Anjass, S. Greiner, S. Liu, D. Gao, J. Biskupek, U. Kaiser, G. Zhang, C. Streb, Bottom‐up Design of Bimetallic Cobalt–Molybdenum Carbides/Oxides for Overall Water Splitting, Chem. Eur.J. 2020, 26, 4157 –4164.

11. R. Liu, K. Cao, A. H. Clark, P. Lu, M. Anjass, J. Biskupek, U. Kaiser, G. Zhang, C. Streb, Top-down synthesis of polyoxometalate-like sub-nanometer molybdenum-oxo clusters as high-performance electrocatalysts, Chem. Sci., 2020,11,1043–1051.

10. X. Xing, R. Liu, M. Anjass, K. Cao, U. Kaiser, G. Zhang, C. Streb, Bimetallic manganese-vanadium functionalized N, S-doped carbon nanotubes as efficient oxygen evolution and oxygen reduction electrocatalysts, Applied Catalysis B: Environmental, 2020, 277, 119195.

9. B. Rösner, R. Fallica, M. Johnson, A. Späth, R. Fink, Y. Ekinci, C. David, M. H Anjass, C. Streb, Nanolithographic Top‐Down Patterning of Polyoxovanadate‐based Nanostructures with Switchable Electrical Resistivity, ChemNanoMat., 2020, 6, 1620 – 1624.

8. A. Misra, Ch. Zambrzycki, G. Kloker, A. Kotyrba, M. H. Anjass, I. F. Castillo, S. G. Mitchell, R. Güttel, C. Streb, Water Purification and Microplastics Removal using Magnetic Polyoxometalate Supported‐Ionic Liquid Phases (magPOM‐SILPs), Angew. Chem. Int. Ed. 2020, 59, 1601 –1605

2019

7. M. H. Anjass, M. Deisböck, S. Greiner, M. Fichtner and C. Streb, Differentiating Molecular and Solid-State Vanadium Oxides as Active Materials in Battery Electrodes, ChemElectroChem. 2019, 6, 398–403.

6. M. H. Anjass, K. Kastner, F. Nägele, M. Ringenberg, J. F. Boas, J. Zhang, A. Bond, T. Jacob, C. Streb,Reply to Comment on Stabilization of Low-Valent Iron(I) in a High-Valent Vanadium(V) Oxide Cluster, Angew. Chem. Int. Ed, 2019, 58, 10048 – 10050.

2017

5. M. Anjass, K. Kastner, F. Naegele, M. Ringenberg, J. Boas, J. Zhang, A. Bond, T. Jacob and C. Streb, Stabilization of Low-valent iron(I) in a High-valent Vanadium(V)-Oxide Cluster, Angew. Chem. Int. Ed. 2017, 56, 14749 –14752.

4. S. Schönweiz, M. Heiland, M. Anjass, T. Jacob, S. Rau, C. Streb, Experimental and Theoretical Investigation of the Light‐Driven Hydrogen Evolution by Polyoxometalate–Photosensitizer Dyads, Chem.Eur.J. 2017, 23, 15370–15376.

3. B. Schwarz, J. Forster, M. H. Anjass, S. Daboss, C. Kranz, C. Streb, From molecular to colloidal manganese vanadium oxides for water oxidation catalysis, Chem. Commun., 2017, 53, 11576 – 11579.

2. M. Heiland, A. Seliverstov, B. Schwarz, M. H. Anjass, C. Streb, Homogeneous and Heterogeneous Anion Sensing by a Molecular Cobalt Vanadium Oxide, Chem. Eur. J. 2017, 23, 2301-2305.