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van der Weijst, R. (author), van Keulen, T. (author), Willems, F.P.T. (author)Advanced control concepts are required to maximize the fuel-efficiency of Diesel engines and to comply with emission legislation. The aim of this paper is to develop a controller that fully utilizes the fuel-path and air-path hardware, and is adaptive for real-world disturbances. The control design comprises a feedback control system, which uses...conference paper 2018
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Mameli, A. (author), Verheijen, M.A. (author), Mackus, A.J.M. (author), Kessels, W.M.M. (author), Roozeboom, F. (author)Atomic layer etching (ALE) provides Ångström-level control over material removal and holds potential for addressing the challenges in nanomanufacturing faced by conventional etching techniques. Recent research has led to the development of two main classes of ALE: ion-driven plasma processes yielding anisotropic (or directional) etch profiles...article 2018
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- Kronemeijer, A.J. (author), Akkerman, H. (author), van der Steen, J.L. (author), Steudel, S. (author), Pendyala, R. (author), Panditha, P. (author), Bel, T. (author), van Diesen, K. (author), de Haas, G. (author), Maas, J. (author), de Riet, J. (author), Rovers, M. (author), Verbeek, R. (author), Nag, M. (author), Verschueren, L. (author), Genoe, J. (author), Dehaene, W. (author), Lu, Y.J. (author), Chiang, S.C. (author), Huang, Y.Y. (author), Yeh, M.H. (author), Gelinck, G. (author) conference paper 2018
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Najafi, M. (author), Di Giacomo, F. (author), Zhang, D. (author), Shanmugam, S. (author), Senes, A. (author), Verhees, W. (author), Hadipour, A. (author), Galagan, Y. (author), Aernouts, T. (author), Veenstra, S. (author), Andriessen, R. (author)In this study, the fabrication of highly efficient and durable flexible inverted perovskite solar cells (PSCs) is reported. Presynthesized, solution-derived NiOx and ZnO nanoparticles films are employed at room temperature as a hole transport layer (HTL) and electron transport layer (ETL), respectively. The triple cation perovskite films are...article 2018
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Mora, J. (author), Willems, F.P.T. (author), Seykens, X.L.J. (author), Guardiola, C. (author)The most recent regulation for diesel engines with regards to NOx emissions and SCR systems considers stringent OBD requirements. In this paper, an observer of the ageing state is developed considering NO, NO2 and NH3 concentrations, the surface coverage ratio θNH3, and the ammonia storage capacity Ω as states. The observer is based on an...article 2018
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Hunicz, J. (author), Mikulski, M. (author)Low-temperature combustion in reciprocating engines appears to be a cutting-edge technology which ensures extremely low emissions of nitrogen oxides and particulate matters in parallel with high fuel efficiency. This mode of combustion can be realized in homogeneous charge compression ignition engines. However, this technology poses challenges,...article 2018
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Court, A.J. (author), Bezy, J.L. (author), Levelt, P. (author), Siegl, M. (author), Leemhuis, A.P. (author), van de Valk, N.C.J. (author), Veefkind, P. (author)The impact of NO2 and other atmospheric trace gases on health and the environment is now acknowledged by governments around the world. The sources, both natural and anthropogenic, have been shown to affect the quality of life due to low air quality in densely populated areas. Consequently, the need for accurate global NO2 measurements with high...conference paper 2018
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Dankers, A.C.A. (author), Kuper, C.F. (author), Boumeester, A.J. (author), Fabriek, B.O. (author), Kooter, I.M. (author), Gröllers-Mulderij, M. (author), Tromp, P. (author), Nelissen, I. (author), Zondervan-Van Den Beuken, E.K. (author), Vandebriel, R.J. (author)Exposure of humans to metal oxide nanoparticles (NPs) occurs mainly via air, and inhaled metal oxide NPs may generate inflammation. The aim of this study was to investigate the proinflammatory potential of six metal oxide NPs (CeO2, Mn2O3, CuO, ZnO, Co3O4 and WO3; 27–108 μg ml−1) using human primary 3-dimensional airway epithelium (MucilAir™)...article 2018
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Hunicz, J. (author), Mikulski, M. (author)One of the pending issues regarding Homogeneous Charge Compression Ignition (HCCI) engines is high load operation limit constrained by excessive pressure rise rates (PRRs). The present study investigates various measures to reduce combustion harness in a residual-affected HCCI engine. At the same time, the impact of those measures on efficiency...conference paper 2018
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Saaltink, R.M. (author), Honingh, E. (author), Dekker, S.C. (author), Griffioen, J. (author), van Riel, M.C. (author), Verdonschot, P.F.M. (author), Vink, J.P.M. (author), Winterwerp, J.C. (author), Wassen, M.J. (author)This study investigates the potential of bioturbating Tubificidae to alter biogeochemical processes by sediment aeration in order to enhance ecosystem development in eco-engineering projects. We introduced Tubificidae in three different densities (5000, 15,000, and 30,000 individuals m−2) in clay-rich sediment from lake Markermeer (The...article 2018
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Bischoff, L.J.M. (author), Wolters, L. (author), ter Braak, B. (author), Langenberg, J.P. (author), Noort, D. (author), Beltman, J.B. (author), van de Water, B. (author), TNO Defensie en Veiligheid (author)Oxidative stress leads to the activation of the Nuclear factor-erythroid-2-related factor 2 (Nrf2) pathway. While most studies have focused on the activation of the Nrf2 pathway after single chemical treatment, little is known about the dynamic regulation of the Nrf2 pathway in the context of repeated exposure scenarios. Here we employed single...article 2018
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Zardetto, V. (author), Senes, A. (author), Najafi, M. (author), Zhang, D. (author), Joly, R. (author), Chippari, M. (author), Arneouts, T. (author), Poodt, P. (author), Veenstra, S. (author), Andriessen, R. (author)In order to bring the organo-lead halide perovskite solar cells (PSC) towards the commercialization, the device stability needs to be drastically improved. Our approach relies on the introduction of a compact metal oxide (MeO) layer in a p-i-n planar architecture by means of atmospheric pressure spatial atomic layer deposition (s-ALD) technique....conference paper 2018
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- Mikulski, M. (author), Balakrishnan, P.R. (author), Doosje, E. (author), Bekdemir, C. (author) conference paper 2018
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Koivisto, A.J. (author), Pizzol, L. (author), Basei, G. (author), Zabeo, A. (author), Mackevica, A. (author), Hansen, S.F. (author), Gosens, I. (author), Cassess, F.R. (author), de Jong, W. (author), Koivisto, A.J. (author), Neubauer, N. (author), Sanchaz, J.A. (author), Semenzin, E. (author), Subramanian, V. (author), Fransman, W. (author), Jensen, K.A. (author), Wohlleben, W. (author), Stone, V. (author), Marcomini, A. (author)The use of nano-scale copper oxide (CuO) and basic copper carbonate (Cu2(OH)2CO3) in both ionic and micronized wood preservatives has raised concerns about the potential of these substances to cause adverse humans health effects. To address these concerns, we performed quantitative (probabilistic) human health risk assessment (HHRA) along the...article 2018
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- Seykens, X. (author), Kupper, F. (author), Mentink, P. (author), Ramesh, S. (author) article 2018
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Theelen, M.J. (author), de Graaf, F. (author), Daume, F. (author), Barreau, N. (author), Vroon, Z.A.E.P. (author), Zeman, M. (author)Degradation rates and mechanisms for molybdenum back contacts and ZnO:Al front contacts exposed to damp heat were obtained from literature and experiments. It was found that molybdenum back contacts with a higher density and covered by a MoSe2 film are more stable than their low density, bare counterparts. For ZnO:Al front contacts various...conference paper 2018
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Ushakov, A. (author), Verlaan, A.L. (author), Ebeling, R.P. (author), Rijfers, A. (author), O'Neill, R. (author), Smith, M. (author), Stratton, B. (author), Koster, N.B. (author), van der List, J.F.M. (author), Gattuso, A. (author), Lasnier, C.J. (author), Feder, R. (author), Maniscalco, M.P. (author), Verhoeff, P. (author)In ITER, first mirrors for the Upper Wide Angle Viewing System (UWAVS) are expected to experience contamination with beryllium and tungsten. Contamination levels of 10 nm can degrade mirror performance. In the UWAVS, a first mirror cleaning system will use radio-frequency (RF) gas discharge. A mockup in representative geometry was developed. The...article 2018
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Hobbs, C. (author), Jaskaniec, S. (author), McCarthy, E.K. (author), Downing, C. (author), Opelt, K. (author), Güth, K. (author), Shmeliov, A. (author), Mourad, M.C.D. (author), Mandel, K. (author), Nicolosi, V. (author)A comprehensive nanoscale understanding of layered double hydroxide thermal evolution is critical for their current and future applications as catalysts, flame retardants and oxygen evolution performers. In this report, we applied in situ transmission electron microscopy to extensively characterise the thermal progressions of nickel-iron...article 2018
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Blanker, J. (author), Vroon, Z.A.E.P. (author), Zeman, M. (author), Smets, A. (author)Copper-indium-gallium-di-selenide (CIGS) is the present record holder in lab-scale thin-film photovoltaics (TF-PV). One of the problems of this PV technology is the scarcity of indium. Multi-junction solar cells allow better spectral utilization of the light spectrum, while the required current generation per layer is much lower, allowing much...conference paper 2018
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Papadopoulos, N. (author), Steudel, S. (author), de Roose, F. (author), Eigabry, D.M. (author), Kronemeijer, A.J. (author), Genoe, J. (author), Dehaene, W. (author), Myny, K. (author)In this paper a charge sense amplifier (CSA) using a 5μm In-Ga-Zn-O transistor technology on 15μm thick flexible substrate is presented for readout of a 500dpi fingerprint sensor array targeting direct integration with active matrix organic light emitting displays (AMOLED). The CSA achieves a linear input range of 0.8V for rail to rail output at...conference paper 2018