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Yin, Xinjian (author), Gong, Wenzhong (author), Zeng, Yujing (author), Qiu, Hulin (author), Liu, Lan (author), Hollmann, F. (author), Chen, Bishuang (author)The biocatalytic oxidative deamination of β-amino alcohols holds significant practical potential in kinetic resolution and/or deracemization process to access (R)-β-amino alcohols. This study exemplifies a notable instance of acquisition and utilization of this valuable oxidative deamination activity. Initially, the mutation N261M (M0) was...journal article 2024
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Belloni, C. (author), Korving, L. (author), Witkamp, G.J. (author), Brück, E.H. (author), Dugulan, A.I. (author)Iron oxide-based adsorbents showed potential to reach ultra-low phosphorus (P) concentrations to prevent eutrophication and recover P. High affinity, high capacity at low P concentrations (<1 mg L<sup>−1</sup>), good stability, and reusability of the adsorbent are key factors for economic viability. In this study, nanoparticles of goethite...journal article 2024
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Azlouk, Manel (author), Basyooni-M.Kabatas, Mohamed A. (author), Eker, Yasin Ramazan (author), Zor, Erhan (author), Bingol, Haluk (author)This study introduces the development of novel, flexible gas sensors operating at room temperature (RT), utilizing a graphene oxide (GO) via the modified Hummers' method and bacterial nanocellulose (BNC) composite to enhance gas detection in industrial and environmental settings. The composite materials, denoted as GO@BNC, were synthesized...journal article 2024
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Badshah, Munzar (author), Mehdi, Shozab (author), Alam, Kamran (author), Khan, K.I. (author), Abbas, Imran (author), Iezzi, Lorenzo (author), Segneri, Valentina (author), Stoller, Marco (author)A wide amount of existing building materials and consumables contains formaldehyde (HCHO) that may be released as a gas even after installation. The produced gas may concentrate in housing and offices, leading to a long-term exposure of the occupants. Living in such an environment, even at low concentrations less than 0.5 ppm, may lead to...journal article 2024
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Amladi, Amogh (author), Venkataraman, V. (author), Woudstra, T. (author), Aravind, P.V. (author)Energy storage is vital for the energy transition, enabling reliable power grids based on intermittent renewables. Reversible solid oxide cell (rSOC) technology is promising for seasonal energy storage. The novel finding from this work is that optimised air recirculation for rSOC in endothermic electrolyser mode leads to efficiency being...journal article 2024
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van Koppen, L.M. (author), Dugulan, A.I. (author), Hensen, Emiel J.M. (author), Bezemer, G. Leendert (author)Cobalt oxidation is a relevant deactivation pathway of titania-supported cobalt catalysts used in Fischer-Tropsch synthesis (FTS). To work towards more stable catalysts, we studied the effect of the surface area of the titania support and noble metal promotion on cobalt oxidation under simulated high conversion conditions. Mössbauer...journal article 2024
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van Beek, L.E. (author), Jain, D. (author), Gholkar, P.V. (author), Eldridge, T.J. (author), Nguyen, H.P. (author), Muramoto, Kei (author), Urakawa, A. (author)Operando methodologies are widely used in heterogenous catalysis to understand unique state of catalyst materials emerging under specific reaction conditions and to establish catalyst structure-activity relationships. Recent studies highlight the importance of combining multiple operando techniques (multimodal approach) to gain complementary...journal article 2024
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Ding, Z. (author), Brouwer, J.C. (author), Yao, Xiyu (author), Zhu, Jia-Ning (author), Hermans, M.J.M. (author), Popovich, V. (author), Sloof, W.G. (author)Boron doped MoSi<sub>2</sub> particles have been envisioned as sacrificial particles for self-healing thermal barrier coatings (TBCs) but their oxidation behaviour is yet not well understood. In this work, oxidation of MoSi<sub>2</sub> based particle is studied in the temperature range of 1050–1200 °C. The oxidation proceeds from a transient...journal article 2024
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Plastic particles affect N2O release via altering core microbial metabolisms in constructed wetlandsYang, X. (author), Chen, Yi (author), Liu, Tao (author), Zhang, Lu (author), Wang, Hui (author), Chen, Mengli (author), He, Qiang (author), Liu, G. (author), Ju, Feng (author)Constructed wetlands (CWs) have been proven to effectively immobilize plastic particles. However, little is known about the differences in the impact of varying sized plastic particles on nitrous oxide (N<sub>2</sub>O) release, as well as the intervention mechanisms in CWs. Here, we built a lab-scale wetland model and introduced plastic...journal article 2024
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Pinto, D. (author), Minorello, S. (author), Zhou, Zhouping (author), Urakawa, A. (author)Carbon dioxide capture and reduction (CCR) process emerges as an efficient catalytic strategy for CO<sub>2</sub> capture and conversion to valuable chemicals. K-promoted Cu/Al<sub>2</sub>O<sub>3</sub> catalysts exhibited promising CO<sub>2</sub> capture efficiency and highly selective conversion to syngas (CO + H<sub>2</sub>). The dynamic...journal article 2024
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Cornet, A.J. (author), Homborg, A.M. (author), 't Hoen-Velterop, Ludmila (author), Mol, J.M.C. (author)The substitution of chromate-containing structural coating systems in aviation with alternatives complying with nowadays strict environmental, health and safety regulations remains a formidable challenge. This complexity is partly due to the absence of a standardized from-test-to-market methodology, including a performance comparison between...journal article 2024
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Bahgat, T.M.S.M. (author), Siddiqui, Aamash (author), Wilfert, P.K. (author), Korving, Leon (author), van Loosdrecht, Mark C.M. (author)Phosphorous not only needs to be removed to prevent eutrophication of wastewater effluent receiving surface water bodies, but it also has to be recovered as a scarce finite reserve. Phosphorus chemical precipitation as NH<sub>4</sub>MgPO<sub>4</sub>·6H<sub>2</sub>O, Ca<sub>3</sub>(PO<sub>4</sub>)<sub>2</sub>, or Fe<sub>3</sub>(PO<sub>4</sub>)...journal article 2024
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Karanth, P. (author), Weijers, M.J. (author), Ombrini, P. (author), Ripepi, D. (author), Ooms, F.G.B. (author), Mulder, F.M. (author)Increasing the electrode thickness, thereby reducing the proportion of inactive cell components, is one way to achieve higher-energy-density lithium-ion batteries. This, however, results in higher electronic and ionic overpotentials and/or mechanical failure induced by binder migration. Here, we report ethanol-induced phase inversion as an...journal article 2024
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Corbera Rubio, F. (author), Kruisdijk, E. (author), Malheiro, S.M. (author), Leblond, M.L. (author), Verschoor, Liselotte (author), van Loosdrecht, Mark C.M. (author), Laureni, M. (author), van Halem, D. (author)Rapid sand filters (RSF) are an established and widely applied technology for the removal of dissolved iron (Fe<sup>2+</sup>) and ammonium (NH<sub>4</sub><sup>+</sup>) among other contaminants in groundwater treatment. Most often, biological NH<sub>4</sub><sup>+</sup>oxidation is spatially delayed and starts only upon complete Fe<sup>2+</sup>...journal article 2024
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Garcia Rea, V.S. (author)Anaerobic digestion (AD) is a biochemical process in which organic matter is converted into biogas in a series of biochemical reactions. The development of high-rate anaerobic reactors (HRAR) led to the breakthrough of full-scale applications of AD for the treatment of industrial wastewater. HRARs, such as the upflow anaerobic sludge blanket ...doctoral thesis 2023
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Kamp, Harry (author)Pursuing sustainable and efficient energy storage technologies has led to advancements in iron-air batteries. Understanding the intricate relationship between the microstructural features of iron electrodes and their oxidation and reduction behaviour is crucial for optimizing battery performance and lifespan. This thesis aims to investigate the...master thesis 2023
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- Saglam, Y.G. (author) doctoral thesis 2023
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van den Brink, Mark (author)Capillary barrier systems (CBSs) have been demonstrated to be effective in deviating infiltration in a landfill cover. However, their performance when combined with a cover soil optimised for methane oxidation had not been tested in the field yet. This study aimed to describe the water balance of a test field where such a configuration was built...master thesis 2023
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Steneker, Tijmen (author)The petrochemical industry accounts for approximately 20% of global industrial CO2 emissions. Ethylene manufacturing is one of the major components and has a high carbon footprint. This study explores the use of proton-conducting electrochemical cells (PCECs) for ethylene production - the WINNER process. This non-oxidative dehydrogenation (NODH)...master thesis 2023
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Zha, Qinying (author)Driven by the increasing demand for waste reduction and green energy production, an integrated system which combines an anaerobic membrane bioreactor (AnMBR) and a solid oxide fuel cell (SOFC) was proposed in this research project for blackwater treatment and energy production. The potentials of using an AnMBR for wastewater treatment and biogas...master thesis 2023