Searched for: subject%3A%22OA%255C-Fund%255C%2BTU%255C%2BDelft%22
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Dutta, S. (author), Verbiest, G.J. (author)
We report on the effect of Fabry-Pérot (FP) resonance on hot-carrier electroluminescence (EL) spectra and the optical power efficiencies of silicon (Si) avalanche-mode (AM) LEDs in the wavelength range from 500 nm to 950 nm. The LEDs, fabricated in a silicon-on-insulator photonics technology, consist of symmetric p-n junctions placed within a 0...
journal article 2022
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Pan, J. (author), Ferreira, Carlos (author), van Zuijlen, A.H. (author)
This study investigates the implementation of the vortex particle method (VPM) with the goal of efficiently and accurately estimating the power performances and flow characteristics for a Savonius rotor. The accuracy and efficiency of simulation methods are critical for the reliable design of Savonius rotors. Among various approaches, VPM is...
journal article 2022
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Romijn, J. (author), Vollebregt, S. (author), Middelburg, L.M. (author), el Mansouri, B. (author), van Zeijl, H.W. (author), May, Alexander (author), Erlbacher, Tobias (author), Leijtens, Johan (author), Zhang, Kouchi (author), Sarro, Pasqualina M (author)
This work demonstrates the first on-chip UV optoelectronic integration in 4H-SiC CMOS, which includes an image sensor with 64 active pixels and a total of 1263 transistors on a 100 mm2 chip. The reported image sensor offers serial digital, analog, and 2-bit ADC outputs and operates at 0.39 Hz with a maximum power consumption of 60 μW, which are...
journal article 2022
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Zivari, A. (author), Fiaschi, N. (author), Burgwal, Roel (author), Verhagen, Ewold (author), Stockill, Robert (author), Groeblacher, S. (author)
Distributing quantum entanglement on a chip is a crucial step toward realizing scalable quantum processors. Using traveling phonons-quantized guided mechanical wave packets-as a medium to transmit quantum states is now gaining substantial attention due to their small size and low propagation speed compared to other carriers, such as electrons...
journal article 2022
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Stockill, Robert (author), Forsch, M. (author), Hijazi, Frederick (author), Beaudoin, Grégoire (author), Pantzas, Konstantinos (author), Sagnes, Isabelle (author), Braive, Rémy (author), Groeblacher, S. (author)
Mechanical resonators can act as excellent intermediaries to interface single photons in the microwave and optical domains due to their high quality factors. Nevertheless, the optical pump required to overcome the large energy difference between the frequencies can add significant noise to the transduced signal. Here we exploit the remarkable...
journal article 2022
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Wang, T. (author), Giunti, Guido (author), Melles, M. (author), Goossens, R.H.M. (author)
Background: The adoption and use of technology have significantly changed health care delivery. Patient experience has become a significant factor in the entire spectrum of patient-centered health care delivery. Digital health facilitates further improvement and empowerment of patient experiences. Therefore, the design of digital health is...
review 2022
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Jongepier, Fleur (author), Klenk, M.B.O.T. (author)
Are we being manipulated online? If so, is being manipulated by online technologies and algorithmic systems notably different from human forms of manipulation? And what is under threat exactly when people are manipulated online? This volume provides philosophical and conceptual depth to debates in digital ethics about online manipulation. The...
book 2022
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Pearce, B.J. (author), Deutsch, Lisa (author), Fry, Patrica (author), Marafatto, Francesco Femi (author), Lieu, J. (author)
In this paper, we develop and apply the concept of ‘insight discovery’ as a key competence for transdisciplinary research and learning. To address complex societal and environmental problems facing the world today, a particular expertise that can identify new connections between diverse knowledge fields is needed in order to integrate diverse...
journal article 2022
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Guendel, Ronny (author), Fioranelli, F. (author), Yarovoy, Alexander (author)
Continuous Human Activity Recognition (HAR) in arbitrary directions is investigated in this paper using a network of five spatially distributed pulsed Ultra-Wideband radars. While activities performed continuously and in unconstrained trajectories provide a more realistic and natural scenario for HAR, the network of radar sensors is proposed...
journal article 2022
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de Leeuw den Bouter, M.L. (author), Ippolito, G. (author), O’Reilly, T. P.A. (author), Remis, R.F. (author), van Gijzen, M.B. (author), Webb, A. (author)
Low-field MRI scanners are significantly less expensive than their high-field counterparts, which gives them the potential to make MRI technology more accessible all around the world. In general, images acquired using low-field MRI scanners tend to be of a relatively low resolution, as signal-to-noise ratios are lower. The aim of this work is...
journal article 2022
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van Kuik, G.A.M. (author)
The first rotor performance predictions were published by Joukowsky exactly 100 years ago. Although a century of research has expanded the knowledge of rotor aerodynamics enormously, and modern computer power and measurement techniques now enable detailed analyses that were previously out of reach, the concepts proposed by Froude, Betz,...
book 2022
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Eltager, M.A.M.E. (author), Abdelaal, T.R.M. (author), Mahfouz, A.M.E.T.A. (author), Reinders, M.J.T. (author)
Motivation: Single-cell multi-omics assays simultaneously measure different molecular features from the same cell. A key question is how to benefit from the complementary data available and perform cross-modal clustering of cells. Results: We propose Single-Cell Multi-omics Clustering (scMoC), an approach to identify cell clusters from data...
journal article 2022
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Enserink, B. (author), Bots, P.W.G. (author), van Daalen, C. (author), Hermans, L.M. (author), Kortmann, L.J. (author), Koppenjan, Joop (author), Kwakkel, J.H. (author), Ruijgh-van der Ploeg, M.P.M. (author), Slinger, J (author), Thissen, W.A.H. (author)
Policy of Multi-Actor Systems is an introduction into the art of craft of problem exploration and problem structuring. It positions policy analysis as a scientific discipline focused on systems analysis in a multi-actor context to support better informed decision-making. The approach presented in this book is considered to be the cornerstone of...
book 2022
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Tisserand, Romain (author), Rasman, Brandon G. (author), Omerovic, Nina (author), Peters, Ryan M. (author), Forbes, P.A. (author), Blouin, Jean Sébastien (author)
The instability of human bipedalism demands that the brain accurately senses balancing self-motion and determines whether movements originate from self-generated actions or external disturbances. Here, we challenge the longstanding notion that this process relies on a single representation of the body and world to accurately perceive postural...
journal article 2022
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This open access book shows how value sensitive design (VSD), responsible innovation, and comprehensive engineering can guide the rapid development of technological responses to the COVID-19 crisis. Responding to the ethical challenges of data-driven technologies and other tools requires thinking about values in the context of a pandemic as well...
book 2022
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Guo, J. (author), Groeblacher, S. (author)
Preparing macroscopic mechanical resonators close to their motional quantum groundstate and generating entanglement with light offers great opportunities in studying fundamental physics and in developing a new generation of quantum applications. Here we propose an experimentally interesting scheme, which is particularly well suited for...
working paper 2022
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Kirichek, Alex (author), Cronin, K (author), de Wit, Lynyrd (author), van Kessel, Thijs (author)
The main objective of this chapter is to demonstrate developments in port maintenance techniques that have been intensively tested in major European ports. As regular port maintenance is highly expensive, port authorities are considering alternative strategies. Water Injection Dredging (WID) can be one of the most efficient alternatives. Using...
book chapter 2021
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Ahmad, T. (author), Al-Ars, Z. (author), Hofstee, H.P. (author)
Background Recently many new deep learning–based variant-calling methods like DeepVariant have emerged as more accurate compared with conventional variant-calling algorithms such as GATK HaplotypeCaller, Sterlka2, and Freebayes albeit at higher computational costs. Therefore, there is a need for more scalable and higher performance workflows of...
review 2021
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Chen, Xiaoyan (author), He, Qinghua (author), Zhang, Xinyue (author), Cao, Tingting (author), Liu, Y. (author)
Collaborative innovation has become an innovation paradigm to improve innovation performance and firms’ economic output. However, there is relatively little research investigating stakeholders’ drivers for engaging in collaborative innovation and the relative importance of drivers in infrastructure megaprojects. This research aims to address...
journal article 2021
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Plokker, M.P. (author), Biner, D. A. (author), Dusoswa, N. (author), Dorenbos, P. (author), Krämer, K. W. (author), van der Kolk, E. (author)
In this study, we systematically vary the Cl/Br and Br/I ratios in CsCaX<sub>3</sub>:Tm<sup>2+</sup> (X = Cl, Br, I) and hereby gradually shift the positions of the Tm<sup>2+</sup> 4f<sup>12</sup>5d<sup>1</sup>-levels as relative to the two 4f<sup>13</sup> levels. At low temperatures up to five distinct Tm<sup>2+</sup> 4f<sup>12</sup>5d<sup>1...
journal article 2021
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