Searched for: subject%3A%22Additives%22
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van de Sande, M.C. (author), Fekkes, M. (author), Diekstra, R.F. (author), Gravesteijn, C. (author), Reis, R. (author), Kocken, P.L. (author)
Adolescents’ social-emotional skills are associated with positive outcomes in psychosocial health and success in education and work. In this study, we examined the effectiveness of Skills4Life, a Social Emotional Learning program for preparatory vocational secondary education aimed at enhancing self-awareness, social awareness, self-management,...
article 2022
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Mazur, N. (author), Salviati, S. (author), Huinink, H. (author), Fina, A. (author), Carioso, A. (author), Fisher, P. (author), Adan, O. (author)
Thermochemical heat storage (TCHS) in salt hydrates attracts increasing interest due to the high energy density combined with loss-free storage. Strontium bromide hexahydrate (SBH), and composites thereof, are often suggested as suitable materials for this application. Although many aspects of SBH composites have been thoroughly investigated,...
article 2022
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van der Ploeg, C. (author), Alirezaei, M. (author), van de Wouw, N. (author), Esfahani, P.M. (author)
In this article, we propose a tractable nonlinear fault estimation filter along with explicit performance bounds for a class of linear dynamical systems in the presence of both additive and nonlinear multiplicative faults. We consider the case, where both faults may occur simultaneously and through an identical dynamical relationship, a setting...
article 2022
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de Braaf, B. (author), Rops, C.M. (author), Storm, C. (author)
In atomic layer deposition (ALD), thin layers of materials are deposited on a substrate with atomic layer precision in the vertical direction. The ability to control layer growth in the lateral direction as well is expected to greatly increase the potential of ALD as a path to the bottom-up additive fabrication of electronic devices like solar...
article 2021
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Westbeek, S. (author), Remmers, J.J.C. (author), van Dommelen, J.A.W. (author), Maalderink, H.H. (author), Geers, M.G.D. (author)
In photopolymerization-based additive manufacturing a complex interplay exists between the vat photopolymerization process characteristics and the (photo-active) resin’s material properties, which governs the trajectory from the input target geometry to the resulting true geometry of a printed component. Particularly for fine featured geometries...
article 2021
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Swartz, W.H. (author), Krotkov, N.A. (author), Lamsal, L.N. (author), Otter, G.C.J. (author), van Kempen, F.C.M. (author), Boldt, J.D. (author), Morgan, M.F. (author), der Laan, L.W.van (author), Zimbeck, W.R. (author), Storck, S.M. (author), Post, Z.J. (author), Janz, S.J. (author), Kowalewski, M.G. (author), Li, C. (author), Veefkind, J.P. (author), Levelt, P.F. (author)
Adverse air quality impacts human health and climate and has implications for environmental equity. The Compact Hyperspectral Air Pollution Sensor (CHAPS) is a newly designed small imaging spectrometer for remote sensing of nitrogen dioxide (NO2) and other air pollutants from space. It incorporates two emerging technologies, to achieve the...
conference paper 2021
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Ansaloni, L. (author), Sarić, M. (author), Louradour, E. (author), Radmanesh, F. (author), Dijkstra, J.W. (author), Pilz, M. (author), Høvik, D. (author), Benes, N.E. (author), van Delft, Y. (author), Peters, T.A. (author)
In the present work, the high-temperature and long-term hydrothermal stability of novel polyPOSS-imide membranes for high-temperature hydrogen separation is investigated. The polyPOSS-imide membranes are found to exhibit an appropriate stability up to 300 °C. Above this temperature the membrane selectivity rapidly decreases, which is seemingly...
article 2021
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Zhang, L. (author), Noort, M. (author), van Bommel, K. (author)
Bakery products with interesting color, shape and texture have been created using 3D food printing. Current research focuses on the development of new formulations and the optimization of the printing and post-printing treatment processes, in order to obtain high-quality 3D-printed bakery products. Knowledge about food rheology is useful for the...
bookPart 2021
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Roulet, M. (author), Atkins, C. (author), Hugot, E. (author), Snell, R. (author), van de Vorst, B. (author), Morris, K. (author), Marcos, M. (author), Todd, I. (author), Miller, C. (author), Dufils, J. (author), Farkas, S. (author), Mezo, G. (author), Tenegi, F. (author), Vega-Moreno, A. (author), Schnelter, H. (author)
In this paper we are exploring the possibilities of 3D printing in the fabrication of mirrors for astronomy. Taking the advantages of 3D printing to solve the existing problems caused by traditional manufacturing, two proof-of- concept mirror fabrication strategies are investigated in this paper. The first concept is a deformable mirror with...
article 2020
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Straathof, M.H. (author), van Driel, C.A. (author), van Lingen, J.N.J. (author), Ingenhut, B.L.J. (author), ten Cate, A.T. (author), Maalderink, H.H. (author)
A photocurable energetic resin was developed for photopolymerization additive manufacturing. The composition contains 50 wt % RDX, 25 wt % acrylate binder, and 25 wt % energetic plasticizer. The material was characterized in terms of compatibility, printability, mechanical properties and (ballistic) performance. The possibility of printing...
article 2020
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Farkas, S. (author), Agocs, T. (author), Atkins, C. (author), Brouwers, L. (author), Dufils, J. (author), Joo, A. (author), MezA', G. (author), Morris, K. (author), Rodenhuis, M. (author), Roulet, M. (author), Schnetler, H. (author), Snell, R. (author), Tenegi Sanginés, F. (author), Vega-Moreno, A. (author), van de Vorst, L.T.G. (author)
A possible answer to the challenge brought by the construction of the next generation 40 m-class telescopes was the case study of FAME (Freeform Active Mirror Experiment). As the new instruments typically increased in both volume and complexity, the use of highly aspherical freeform surfaces could be a great solution as these systems are built...
conference paper 2020
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Snell, R. (author), Atkins, C. (author), Schnetler, H. (author), Todd, I. (author), Hernández-Nava, E. (author), Lyle, A.R. (author), Maddison, G. (author), Morris, K. (author), Miller, C. (author), Roulet, M. (author), Hugot, E. (author), Tenegi Sanginés, F. (author), Vega-Moreno, A. (author), Van De Vorst, L.T.G. (author), Dufils, J. (author), Brouwers, L. (author), Farkas, S. (author), MezA, G. (author), Beardsley, M. (author), Harris, M. (author)
Additive Manufacturing (AM; 3D printing) for mirror fabrication allows for intricate designs that can combine lightweight structures and integrated mounting. Conventional lightweight structures utilise cubic or prismatic unit cells, which do not provide uniform support at the edge of curved mirrors. We present a new circular lattice based upon...
conference paper 2020
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Schnetler, H. (author), van de Vorst, L.T.G. (author), Snell, R. (author), Atkins, C. (author), Miller, C. (author), Morris, K. (author), Farkas, S. (author), MezA, G. (author), Roulet, M. (author), Hugot, E. (author), Vega-Moreno, A. (author), Tenegi Sanginés, F. (author), Dufils, J. (author)
Additive manufacturing (AM) methods and post processing techniques are promising methodologies considering that it is now possible to print in a wide variety of materials using processes much refined from those originally available twenty years ago. To date the uptake of AM in Astronomy is relatively low compared to other application areas,...
conference paper 2020
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Hafkamp, T. (author), van Baars, G. (author), de Jager, B. (author), Etman, P. (author)
Technical ceramic parts can be produced by curing ceramic-filled resins in the vat photopolymerization (stereolithography) process. Scaling up to larger ceramic product sizes and higher product quality calls for the integration of more sensing, actuation and closed-loop control solutions while taking a systems engineering approach. This paper...
conference paper 2020
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Octaviano, R. (author), Hornstra, E. (author), Poort, J.P. (author), Shoeibi Omrani, P.S. (author), van der Linden, R.J.P. (author), Slot, H.J. (author), Dechelette, B. (author)
Due to natural depletion many mature fields are currently suffering from productivity issues due to halite precipitation in the North Sea. Main actions to prevent or solve this type of scaling issues include increasing flowing pressures (topside choking or velocity strings), but often considered easiest and most economical are fresh water washes...
conference paper 2020
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Kittelson, A. (author), Elings, J. (author), Colborn, K. (author), Hoogeboom, T.J. (author), Christensen, J.C. (author), van Meeteren, N.L.U. (author), van Buuren, S. (author), Stevens-Lapsley, J.E. (author)
Background: Clinicians and patients lack an evidence-based framework by which to judge individual-level recovery following total knee arthroplasty (TKA) surgery, thus impeding personalized treatment approaches for this elective surgery. Our study aimed to develop and validate a reference chart for monitoring recovery of knee flexion following...
article 2020
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Bosilj, M. (author), Rustam, L. (author), Thomann, R. (author), Melke, J. (author), Fischer, A. (author), White, R.J. (author)
Selective hydrogenations in the aqueous phase are an important transformation in the context of developing biorefinery concepts. In this report the application and optimisation of nitrogen-doped carbon (NDC) supported Pd nanoparticles as hydrogenation catalysts is discussed in the context of directing support (e.g. N) chemistry for improved...
article 2020
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Inyang-Udoh, U. (author), Guo, Y. (author), Peters, J. (author), Oomen, T. (author), Mishra, S. (author)
article 2020
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Yan, N. (author), Detz, R.J. (author), Govindarajan, N. (author), Koelewijn, J.M. (author), Hua, B. (author), Li, P. (author), Meijer, E.J. (author), Reek, J.N.H. (author)
Water oxidation catalysis plays a pivotal role in the context of the worldwide interest for sustainable energy. Finding cost-effective and robust catalysts to replace the state-of-the-art noble metal materials is hence urgent. In this work, we develop a molecular iridium complex that selectively and uniformly anchors on the surface of manganese...
article 2019
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Maalderink, H.H.H. (author), Bruning, F.B.J. (author), de Schipper, M.M.R. (author), van der Werff, J.J.J. (author), Germs, W.W.C. (author), Remmers, J.J.C. (author), Meinders, E.R. (author)
The need for personalised and smart products drives the development of structural electronics with mass-customisation capability. A number of challenges need to be overcome in order to address the potential of complete free form manufacturing of electronic devices. One key challenge is the integration of conductive structures and components into...
article 2018
Searched for: subject%3A%22Additives%22
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